Merge remote-tracking branch 'origin/mizux/rc' into stable

.bazelrc

@@ -1,40 +1,61 @@
 # Enable logging rc options.
 common --announce_rc
 
-# ----CONFIG OPTIONS----
+###############################################################################
+# Global options for building OR-Tools.
+###############################################################################
+
 build --flag_alias=with_bop=//ortools/linear_solver:with_bop
 build --flag_alias=with_cbc=//ortools/linear_solver:with_cbc
 build --flag_alias=with_clp=//ortools/linear_solver:with_clp
 build --flag_alias=with_cp_sat=//ortools/linear_solver:with_cp_sat
+build --flag_alias=with_cplex=//ortools/linear_solver:with_cplex
 build --flag_alias=with_glop=//ortools/linear_solver:with_glop
 build --flag_alias=with_glpk=//ortools/linear_solver:with_glpk
 build --flag_alias=with_highs=//ortools/linear_solver:with_highs
 build --flag_alias=with_pdlp=//ortools/linear_solver:with_pdlp
 build --flag_alias=with_scip=//ortools/linear_solver:with_scip
-
-build --flag_alias=with_cplex=//ortools/linear_solver:with_cplex
 build --flag_alias=with_xpress=//ortools/linear_solver:with_xpress
 
-# Sets the default Apple platform to macOS.
-build --apple_platform_type=macos
-
-# By default, build OR-Tools in C++ 17 mode, with various extra flags per
-# platform.
-build --enable_platform_specific_config
+# Enable absl::string_view support in @googletest
+build --define absl=1
 
 # Fix the python version
 build --@rules_python//python/config_settings:python_version=3.12
 
-# Per platform parameters.
-build:linux --cxxopt="-std=c++17" --cxxopt=-Wno-sign-compare
-build:linux --host_cxxopt="-std=c++17" --host_cxxopt=-Wno-sign-compare
+###############################################################################
+# Per plaform options
+###############################################################################
 
+# By default, build with various extra flags per platform.
+build --enable_platform_specific_config
+
+###############################################################################
+# Options for Linux.
+###############################################################################
+
+build:linux --cxxopt=-std=c++17 --host_cxxopt=-std=c++17
+build:linux --cxxopt=-Wno-sign-compare --host_cxxopt=-Wno-sign-compare
+build:linux --cxxopt=-Wno-range-loop-construct --host_cxxopt=-Wno-range-loop-construct
+
+###############################################################################
+# Options for macOS.
+###############################################################################
+
+# Sets the default Apple platform to macOS.
+build --apple_platform_type=macos
 build:macos --features=-supports_dynamic_linker
-build:macos --cxxopt="-std=c++17" --cxxopt=-Wno-sign-compare --cxxopt=-mmacos-version-min=10.15  --cxxopt=-Wno-dangling-field
-build:macos --host_cxxopt="-std=c++17" --host_cxxopt=-Wno-sign-compare --host_cxxopt=-mmacos-version-min=10.15 --host_cxxopt=-Wno-dangling-field
+build:macos --cxxopt=-std=c++17 --host_cxxopt=-std=c++17
+build:macos --cxxopt=-Wno-sign-compare --host_cxxopt=-Wno-sign-compare
+build:macos --cxxopt=-Wno-dangling-field --host_cxxopt=-Wno-dangling-field
+build:macos --cxxopt=-Wno-range-loop-construct --host_cxxopt=-Wno-range-loop-construct
+build:macos --cxxopt=-mmacos-version-min=10.15 --host_cxxopt=-mmacos-version-min=10.15
 
-build:windows --cxxopt="/std:c++20"
-build:windows --host_cxxopt="/std:c++20"
+###############################################################################
+# Options for Windows.
+###############################################################################
+
+build:windows --cxxopt=/std:c++20 --host_cxxopt=/std:c++20
 
 # Enable the runfiles symlink tree on Windows. This makes it possible to build
 # the pip package on Windows without an intermediate data-file archive, as the
@@ -43,16 +64,38 @@ build:windows --host_cxxopt="/std:c++20"
 startup --windows_enable_symlinks
 build:windows --enable_runfiles
 
-# Print command lines for build commands.
-# build --subcommands=pretty_print
+###############################################################################
+# Options for continuous integration.
+###############################################################################
 
-# Print test logs for failed tests.
-test --test_output=errors --test_timeout_filters=-eternal
+# All build options also apply to test as described by the "Option precedence"
+# section in https://bazel.build/run/bazelrc#bazelrc-syntax-semantics.
 
-# Put user-specific options in .bazelrc.user
-try-import %workspace%/.bazelrc.user
+# Note for anybody considering using --compilation_mode=opt in CI, it builds
+# most files twice, one PIC version for shared libraries in tests, and one
+# non-PIC version for binaries.
+build:ci --copt=-O1
+
+# Show as many errors as possible.
+build:ci --keep_going
+
+# Show test errors.
+build:ci --test_output=errors
+
+# Skip tests that are too large to run on CI.
+build:ci --test_tag_filters=-noci
+
+# Print information only about tests executed
+build:ci --test_summary=short
+
+# Attempt to work around intermittent issue while trying to fetch remote blob.
+# See e.g. https://github.com/bazelbuild/bazel/issues/18694.
+build:ci --remote_default_exec_properties=cache-silo-key=CleverPeafowl
+
+###############################################################################
+# Options for asan.
+################################################################################
 
-# asan
 build:asan --strip=never
 build:asan --copt -fsanitize=address
 build:asan --copt -DADDRESS_SANITIZER
@@ -60,3 +103,9 @@ build:asan --copt -O1
 build:asan --copt -g
 build:asan --copt -fno-omit-frame-pointer
 build:asan --linkopt -fsanitize=address
+
+###############################################################################
+# Put user-specific options in user.bazelrc
+# See https://bazel.build/configure/best-practices#bazelrc-file
+################################################################################
+try-import %workspace%/user.bazelrc

.cmake-format.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 # Copyright 2010-2025 Google LLC
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

.dockerignore

@@ -32,7 +32,6 @@ makefiles/docker
 makefiles/Makefile
 Makefile.local
 
-binder
 docs
 tools/docker
 tools/release
@@ -43,6 +42,7 @@ CONTRIBUTING.md
 #LICENSE-2.0.txt
 
 # Native CMake/Make build
+.cache/
 dependencies/sources
 dependencies/install
 ortools/gen

.gitattributes

@@ -0,0 +1,2 @@
+examples/cpp/wt40.txt text eol=lf
+examples/cpp/testdata/wt40.txt text eol=lf

.github/workflows/aarch64_toolchain.yml

@@ -1,7 +1,7 @@
 # ref: https://toolchains.bootlin.com/
 name: aarch64 Toolchain
 
-on: [push, pull_request, workflow_dispatch]
+on: [workflow_dispatch]
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}

.github/workflows/amd64_cmake_glop_cpp.yml

@@ -1,7 +1,13 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 CMake Glop C++
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  pull_request:
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
@@ -46,7 +52,7 @@ jobs:
           },
           {
             platform: amd64,
-            runner: "macos-13", # last macos intel based runner
+            runner: "macos-15-intel",
             generator: "Xcode",
             config: Release,
             build_target: ALL_BUILD,

.github/workflows/amd64_docker_bazel.yml

@@ -1,7 +1,12 @@
 # ref: https://github.com/docker-library/official-images
 name: amd64 Docker Bazel
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}

.github/workflows/amd64_docker_cmake.yml

@@ -1,7 +1,12 @@
 # ref: https://github.com/docker-library/official-images
 name: amd64 Docker CMake
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}

.github/workflows/amd64_freebsd_cmake.yml

@@ -1,36 +1,50 @@
+# ref: https://github.com/actions/runner-images
 name: amd64 FreeBSD CMake
 
-on: [push, pull_request, workflow_dispatch]
+on: [workflow_dispatch]
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
-# Only macos-12 runner provide virtualisation with vagrant/virtualbox installed.
-# ref: https://github.com/actions/runner-images/tree/main/images/macos
-# ref: https://app.vagrantup.com/generic/boxes/freebsd13
+# Building using the github runner environement directly.
 jobs:
   vagrant:
     strategy:
-      fail-fast: false
       matrix:
-        distro: [freebsd]
-        lang: [cpp, python]
-        allow_failure: [false]
-        include:
-        - distro: freebsd
-          lang: dotnet
-          allow_failure: true
-        - distro: freebsd
-          lang: java
-          allow_failure: true
-    name: amd64•FreeBSD•CMake•${{matrix.lang}}
-    runs-on: macos-12
+        distro: [
+          freebsd,
+          #netbsd,
+          #openbsd,
+        ]
+        lang: [
+          cpp,
+          dotnet,
+          java,
+          python,
+        ]
+        allow_failure: [true]
+      fail-fast: false
+    name: amd64•${{matrix.distro}}•CMake•${{matrix.lang}}
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - name: vagrant version
-        run: Vagrant --version
-      - name: VirtualBox version
-        run: virtualbox -h
+      - name: Virtualbox install
+        run: |
+          sudo apt update -q
+          sudo apt install -yq virtualbox
+          virtualbox --help
+      - name: Vagrant install
+        run: |
+          sudo apt update -q
+          wget https://releases.hashicorp.com/vagrant/2.4.7/vagrant_2.4.7-1_amd64.deb
+          sudo apt install -y ./vagrant_2.4.7-1_amd64.deb
+          vagrant --version
       - name: Build
         run: make --directory=cmake ${{matrix.distro}}_${{matrix.lang}}
+
+  amd64_bsd_cmake:
+    runs-on: ubuntu-latest
+    needs: vagrant
+    steps:
+      - uses: actions/checkout@v6

.github/workflows/amd64_linux_bazel.yml

@@ -1,15 +1,23 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux Bazel
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
+env:
+  cache-root: /tmp/bazel
+
 # Building using the github runner environement directly.
 jobs:
-  native:
+  amd64-Linux-Bazel-Python:
     strategy:
       matrix:
         python: [
@@ -17,13 +25,14 @@ jobs:
           #{version: '3.11'},
           {version: '3.12'},
           #{version: '3.13'},
+          #{version: '3.14'},
         ]
       fail-fast: false
-    name: amd64•Linux•Bazel•Python-${{matrix.python.version}}
-    runs-on: ubuntu-latest
     env:
       CC:  gcc-12
       CXX: g++-12
+      cache-name: ${{github.job}}-${{matrix.python.version}}
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
       - name: Check Java
@@ -53,21 +62,26 @@ jobs:
         run: |
           sed -i -e 's/\(DEFAULT_PYTHON =\) "3.[0-9]\+"/\1 "${{matrix.python.version}}"/g' MODULE.bazel
           cat MODULE.bazel
+      - name: Restore bazel cache
+        uses: actions/cache/restore@v4
+        id: bazel-cache-restore
+        with:
+          key: ${{env.cache-name}}
+          path: ${{env.cache-root}}
       - name: Build
-        run: >
-          bazel build
-          -c opt
-          --subcommands=pretty_print
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} build --config=ci //ortools/... //examples/...
       - name: Test
-        run: >
-          bazel test
-          -c opt
-          --test_output=errors
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} test --config=ci //ortools/... //examples/...
+      - name: Save Bazel cache for branch main even when Build and Test fail.
+        uses: actions/cache/save@v4
+        # https://docs.github.com/en/actions/reference/workflows-and-actions/dependency-caching#restrictions-for-accessing-a-cache
+        if: always() && github.ref == 'refs/heads/main'
+        with:
+          key: ${{env.cache-name}}-${{github.sha}}
+          path: ${{env.cache-root}}
 
   amd64_linux_bazel:
     runs-on: ubuntu-latest
-    needs: native
+    needs: amd64-Linux-Bazel-Python
     steps:
       - uses: actions/checkout@v6

.github/workflows/amd64_linux_cmake_coinor_off.yml

@@ -1,75 +1,135 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux CMake CoinOR OFF
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
-    strategy:
-      matrix:
-        cmake: [
-          {language: 'C++', args: '-DBUILD_CXX=ON'},
-          {language: '.Net', args: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_DOTNET=ON'},
-          {language: 'Java', args: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_JAVA=ON'},
-          {language: 'Python', args: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_PYTHON=ON'},
-        ]
-      fail-fast: false
-    name: amd64•Linux•CMake•${{matrix.cmake.language}}•CoinOR=OFF
+    name: amd64•Linux•CMake•CoinOR=OFF
     runs-on: ubuntu-latest
+    env:
+      deps_src_key: amd64_linux_coinor_deps_src
+      deps_build_key: amd64_linux_coinor_deps_build
+      ccache_key: amd64_linux_coinor_ccache
     steps:
-    - uses: actions/checkout@v6
-      # Install SWIG
-    - name: Swig install
-      run: sudo apt install -y swig
-    - name: Check swig
-      run: swig -version
-      # Install .NET SDKs
-    - name: Setup .NET 8.0
-      uses: actions/setup-dotnet@v5
-      with:
-        dotnet-version: 8.0.x
-    - name: Check dotnet
-      run: dotnet --info
-      # Install Java
-    - name: Check java
-      run: java -version
-      # Install Python
-    - name: Install python3 venv
-      run: sudo apt-get install python3-venv
-    - name: Update Path
-      run: echo "$HOME/.local/bin" >> $GITHUB_PATH
-      # CMake
-    - name: Check cmake
-      run: cmake --version
-    - name: Configure
-      run: >
-        cmake -S. -Bbuild
-        -DCMAKE_BUILD_TYPE=Release
-        -DBUILD_DEPS=ON
-        -DUSE_COINOR=OFF
-        ${{matrix.cmake.args}}
-    - name: Build
-      run: >
-        cmake --build build
-        --config Release
-        --target all
-        -v -j2
-    - name: Test
-      run: >
-        CTEST_OUTPUT_ON_FAILURE=1
-        cmake --build build
-        --config Release
-        --target test
-        -v
-    - name: Install
-      run: >
-        cmake --build build
-        --config Release
-        --target install
-        -v
-        -- DESTDIR=install
+      - uses: actions/checkout@v6
+      - name: Install Dependencies
+        run: |
+          sudo apt update
+          sudo apt install -y ninja-build ccache swig
+          swig -version
+        # Install .NET SDKs
+      - name: Setup .NET 8.0
+        uses: actions/setup-dotnet@v5
+        with:
+          dotnet-version: 8.0.x
+      - name: Check dotnet
+        run: dotnet --info
+        # Install Java
+      - name: Check java
+        run: java -version
+        # Install Python
+      - name: Install python3 venv
+        run: sudo apt-get install python3-venv
+      - name: Update Path
+        run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
+      - name: Check CMake
+        run: cmake --version
+      - name: Configure
+        run: >
+          cmake -S. -Bbuild
+          -G "Ninja"
+          -DCMAKE_BUILD_TYPE=Release
+          -DBUILD_DOTNET=ON -DBUILD_JAVA=ON -DBUILD_PYTHON=ON
+          -DUSE_GLPK=OFF -DUSE_SCIP=OFF
+          -DUSE_COINOR=OFF
+          -DCMAKE_INSTALL_PREFIX=install
+      - name: Build
+        run: >
+          cmake --build build
+          --config Release
+          --target all
+          -v -j2
+      - name: Test
+        run: >
+          CTEST_OUTPUT_ON_FAILURE=1
+          cmake --build build
+          --config Release
+          --target test
+          -v
+      - name: Install
+        run: >
+          cmake --build build
+          --config Release
+          --target install
+          -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
+
+  amd64_linux_cmake_coinor:
+    runs-on: ubuntu-latest
+    needs: native
+    steps:
+      - uses: actions/checkout@v6

.github/workflows/amd64_linux_cmake_cpp.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux CMake C++
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -15,17 +24,45 @@ jobs:
         cmake: [
           {name: "Make", generator: "Unix Makefiles", config: Release},
           {name: "Ninja", generator: "Ninja", config: Release},
-          {name: "Ninja Multi", generator: "Ninja Multi-Config", config: Release},
-        ]
+          {name: "NinjaMulti", generator: "Ninja Multi-Config", config: Release}
+         ]
       fail-fast: false
     name: amd64•Linux•CMake(${{matrix.cmake.name}})•C++
     runs-on: ubuntu-latest
+    env:
+      deps_src_key: amd64_linux_cpp_deps_src
+      deps_build_key: amd64_linux_cpp_deps_build_${{matrix.cmake.name}}
+      ccache_key: amd64_linux_cpp_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
-      - name: Install Ninja
+      - name: Install Dependencies
         run: |
-          sudo apt-get update
-          sudo apt-get install ninja-build
+          sudo apt update
+          sudo apt install -y ninja-build ccache
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -54,6 +91,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target install
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_linux_cmake_cpp:
     runs-on: ubuntu-latest

.github/workflows/amd64_linux_cmake_dotnet.yml

@@ -1,22 +1,43 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux CMake .Net
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
-    name: amd64•Linux•CMake•.Net
+    strategy:
+      matrix:
+        config: [
+          {name: "examples", flags: "-DBUILD_DOTNET_EXAMPLES=ON -DBUILD_DOTNET_SAMPLES=OFF"},
+          {name: "samples", flags: "-DBUILD_DOTNET_EXAMPLES=OFF -DBUILD_DOTNET_SAMPLES=ON"},
+        ]
+      fail-fast: false
+    name: amd64•Linux•CMake•.Net(${{matrix.config.name}})
     runs-on: ubuntu-latest
+    env:
+      deps_src_key: amd64_linux_dotnet_deps_src
+      deps_build_key: amd64_linux_dotnet_deps_build
+      ccache_key: amd64_linux_dotnet_ccache
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          sudo apt install -y swig
+          sudo apt update
+          sudo apt install -y ninja-build ccache swig
           swig -version
       - name: Setup .NET 8.0
         uses: actions/setup-dotnet@v5
@@ -24,13 +45,39 @@ jobs:
           dotnet-version: 8.0.x
       - name: Check dotnet
         run: dotnet --info
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
         run: >
           cmake -S. -Bbuild
+          -G "Ninja"
           -DCMAKE_BUILD_TYPE=Release
           -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+          ${{matrix.config.flags}}
           -DBUILD_DOTNET=ON
           -DCMAKE_INSTALL_PREFIX=install
       - name: Build
@@ -52,6 +99,32 @@ jobs:
           --config Release
           --target install
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_linux_cmake_dotnet:
     runs-on: ubuntu-latest

.github/workflows/amd64_linux_cmake_glpk_on.yml

@@ -1,28 +1,87 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux CMake GLPK ON
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     name: amd64•Linux•CMake•GLPK=ON
     runs-on: ubuntu-latest
+    env:
+      deps_src_key: amd64_linux_glpk_deps_src
+      deps_build_key: amd64_linux_glpk_deps_build
+      ccache_key: amd64_linux_glpk_ccache
     steps:
       - uses: actions/checkout@v6
-      - name: Check cmake
+      - name: Install Dependencies
+        run: |
+          sudo apt update
+          sudo apt install -y ninja-build ccache swig
+          swig -version
+        # Install .NET SDKs
+      - name: Setup .NET 8.0
+        uses: actions/setup-dotnet@v5
+        with:
+          dotnet-version: 8.0.x
+      - name: Check dotnet
+        run: dotnet --info
+        # Install Java
+      - name: Check java
+        run: java -version
+        # Install Python
+      - name: Install python3 venv
+        run: sudo apt-get install python3-venv
+      - name: Update Path
+        run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
+      - name: Check CMake
         run: cmake --version
       - name: Configure
         run: >
           cmake -S. -Bbuild
+          -G "Ninja"
           -DCMAKE_BUILD_TYPE=Release
-          -DBUILD_DEPS=ON
+          -DBUILD_DOTNET=ON -DBUILD_JAVA=ON -DBUILD_PYTHON=ON
           -DUSE_SCIP=OFF -DUSE_COINOR=OFF
           -DUSE_GLPK=ON
+          -DCMAKE_INSTALL_PREFIX=install
       - name: Build
         run: >
           cmake --build build
@@ -42,4 +101,35 @@ jobs:
           --config Release
           --target install
           -v
-          -- DESTDIR=install
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
+
+  amd64_linux_cmake_glpk:
+    runs-on: ubuntu-latest
+    needs: native
+    steps:
+      - uses: actions/checkout@v6

.github/workflows/amd64_linux_cmake_java.yml

@@ -1,30 +1,69 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux CMake Java
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     name: amd64•Linux•CMake•Java
     runs-on: ubuntu-latest
+    env:
+      deps_src_key: amd64_linux_java_deps_src
+      deps_build_key: amd64_linux_java_deps_build
+      ccache_key: amd64_linux_java_ccache
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          sudo apt install -y swig
+          sudo apt update
+          sudo apt install -y ninja-build ccache swig
           swig -version
       - name: Check java
         run: java -version
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
         run: >
           cmake -S. -Bbuild
+          -G "Ninja"
           -DCMAKE_BUILD_TYPE=Release
           -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
           -DBUILD_JAVA=ON -DSKIP_GPG=ON
@@ -48,6 +87,32 @@ jobs:
           --config Release
           --target install
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_linux_cmake_java:
     runs-on: ubuntu-latest

.github/workflows/amd64_linux_cmake_python.yml

@@ -1,41 +1,47 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux CMake Python
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
       matrix:
-        cmake: [
-          {name: "Make", generator: "Unix Makefiles", config: Release},
-          {name: "Ninja", generator: "Ninja", config: Release},
-          {name: "Ninja Multi", generator: "Ninja Multi-Config", config: Release},
-        ]
         python: [
           {version: "3.9"},
-          {version: "3.10"},
-          {version: "3.11"},
-          {version: "3.12"},
+          #{version: "3.10"},
+          #{version: "3.11"},
+          #{version: "3.12"},
           {version: "3.13"},
-        ]
+          {version: "3.14"},
+         ]
       fail-fast: false
-    name: amd64•Linux•CMake(${{matrix.cmake.name}})•Python-${{matrix.python.version}}
+    name: amd64•Linux•CMake•Python${{matrix.python.version}}
     runs-on: ubuntu-latest
+    env:
+      deps_src_key: amd64_linux_python_deps_src_${{matrix.python.version}}
+      deps_build_key: amd64_linux_python_deps_build_${{matrix.python.version}}
+      ccache_key: amd64_linux_python_ccache_${{matrix.python.version}}
     steps:
       - uses: actions/checkout@v6
-      - name: Install Ninja
+      - name: Install Dependencies
         run: |
           sudo apt update
-          sudo apt install -y ninja-build
-      - name: Swig install
-        run: |
-          sudo apt install -y swig
+          sudo apt install -y ninja-build ccache swig
           swig -version
       - name: Setup Python
         uses: actions/setup-python@v6
@@ -43,35 +49,85 @@ jobs:
           python-version: ${{matrix.python.version}}
       - name: Update Path
         run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
         run: >
           cmake -S. -Bbuild
-          -G "${{matrix.cmake.generator}}"
-          -DCMAKE_BUILD_TYPE=${{matrix.cmake.config}}
+          -G "Ninja"
+          -DCMAKE_BUILD_TYPE=Release
           -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
           -DBUILD_PYTHON=ON
           -DCMAKE_INSTALL_PREFIX=install
       - name: Build
         run: >
           cmake --build build
-          --config ${{matrix.cmake.config}}
+          --config Release
           --target all
           -v -j2
       - name: Test
         run: >
           CTEST_OUTPUT_ON_FAILURE=1
           cmake --build build
-          --config ${{matrix.cmake.config}}
+          --config Release
           --target test
           -v
       - name: Install
         run: >
           cmake --build build
-          --config ${{matrix.cmake.config}}
+          --config Release
           --target install
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_linux_cmake_python:
     runs-on: ubuntu-latest

.github/workflows/amd64_linux_cmake_scip_off.yml

@@ -1,75 +1,135 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Linux CMake SCIP OFF
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
-    strategy:
-      matrix:
-        cmake: [
-          {language: 'C++', args: '-DBUILD_CXX=ON'},
-          {language: '.Net', args: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_DOTNET=ON'},
-          {language: 'Java', args: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_JAVA=ON'},
-          {language: 'Python', args: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_PYTHON=ON'},
-        ]
-      fail-fast: false
-    name: amd64•Linux•CMake•${{matrix.cmake.language}}•SCIP=OFF
+    name: amd64•Linux•CMake•SCIP=OFF
     runs-on: ubuntu-latest
+    env:
+      deps_src_key: amd64_linux_scip_deps_src
+      deps_build_key: amd64_linux_scip_deps_build
+      ccache_key: amd64_linux_scip_ccache
     steps:
-    - uses: actions/checkout@v6
-      # Install SWIG
-    - name: Swig install
-      run: sudo apt install -y swig
-    - name: Check swig
-      run: swig -version
-      # Install .NET SDKs
-    - name: Setup .NET 8.0
-      uses: actions/setup-dotnet@v5
-      with:
-        dotnet-version: 8.0.x
-    - name: Check dotnet
-      run: dotnet --info
-      # Install Java
-    - name: Check java
-      run: java -version
-      # Install Python
-    - name: Install python3 venv
-      run: sudo apt-get install python3-venv
-    - name: Update Path
-      run: echo "$HOME/.local/bin" >> $GITHUB_PATH
-      # CMake
-    - name: Check cmake
-      run: cmake --version
-    - name: Configure
-      run: >
-        cmake -S. -Bbuild
-        -DCMAKE_BUILD_TYPE=Release
-        -DBUILD_DEPS=ON
-        -DUSE_SCIP=OFF
-        ${{matrix.cmake.args}}
-    - name: Build
-      run: >
-        cmake --build build
-        --config Release
-        --target all
-        -v -j2
-    - name: Test
-      run: >
-        CTEST_OUTPUT_ON_FAILURE=1
-        cmake --build build
-        --config Release
-        --target test
-        -v
-    - name: Install
-      run: >
-        cmake --build build
-        --config Release
-        --target install
-        -v
-        -- DESTDIR=install
+      - uses: actions/checkout@v6
+      - name: Install Dependencies
+        run: |
+          sudo apt update
+          sudo apt install -y ninja-build ccache swig
+          swig -version
+        # Install .NET SDKs
+      - name: Setup .NET 8.0
+        uses: actions/setup-dotnet@v5
+        with:
+          dotnet-version: 8.0.x
+      - name: Check dotnet
+        run: dotnet --info
+        # Install Java
+      - name: Check java
+        run: java -version
+        # Install Python
+      - name: Install python3 venv
+        run: sudo apt-get install python3-venv
+      - name: Update Path
+        run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
+      - name: Check CMake
+        run: cmake --version
+      - name: Configure
+        run: >
+          cmake -S. -Bbuild
+          -G "Ninja"
+          -DCMAKE_BUILD_TYPE=Release
+          -DBUILD_DOTNET=ON -DBUILD_JAVA=ON -DBUILD_PYTHON=ON
+          -DUSE_COINOR=OFF -DUSE_GLPK=OFF
+          -DUSE_SCIP=OFF
+          -DCMAKE_INSTALL_PREFIX=install
+      - name: Build
+        run: >
+          cmake --build build
+          --config Release
+          --target all
+          -v -j2
+      - name: Test
+        run: >
+          CTEST_OUTPUT_ON_FAILURE=1
+          cmake --build build
+          --config Release
+          --target test
+          -v
+      - name: Install
+        run: >
+          cmake --build build
+          --config Release
+          --target install
+          -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
+
+  amd64_linux_cmake_scip:
+    runs-on: ubuntu-latest
+    needs: native
+    steps:
+      - uses: actions/checkout@v6

.github/workflows/amd64_linux_cmake_system_deps.yml

@@ -1,14 +1,19 @@
 # Test or-tools using system wide install dependencies.
 name: amd64 Linux CMake System Dependencies
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 jobs:
-  native:
+  docker:
     strategy:
       matrix:
         distro: [system_deps]

.github/workflows/amd64_macos_bazel.yml

@@ -1,15 +1,23 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 MacOS Bazel
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
+env:
+  cache-root: /private/tmp/bazel
+
 # Building using the github runner environement directly.
 jobs:
-  native:
+  amd64-MacOS-Bazel-Python:
     strategy:
       matrix:
         python: [
@@ -17,10 +25,12 @@ jobs:
           #{version: '3.11'},
           {version: '3.12'},
           #{version: '3.13'},
+          #{version: '3.14'},
         ]
       fail-fast: false
-    name: amd64•MacOS•Bazel•Python-${{matrix.python.version}}
-    runs-on: macos-13 # last macos intel based runner
+    env:
+      cache-name: ${{github.job}}-${{matrix.python.version}}
+    runs-on: macos-15-intel
     steps:
       - uses: actions/checkout@v6
       - name: Set Java to OpenJDK 17 (Temurin)
@@ -46,21 +56,26 @@ jobs:
         run: |
           sed -i '' -e 's/\(DEFAULT_PYTHON =\) "3.[0-9]*"/\1 "${{matrix.python.version}}"/g' MODULE.bazel
           cat MODULE.bazel
+      - name: Restore bazel cache
+        uses: actions/cache/restore@v4
+        id: bazel-cache-restore
+        with:
+          key: ${{env.cache-name}}
+          path: ${{env.cache-root}}
       - name: Build
-        run: >
-          bazel build
-          -c opt
-          --subcommands=pretty_print
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} build --config=ci //ortools/... //examples/...
       - name: Test
-        run: >
-          bazel test
-          -c opt
-          --test_output=errors
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} test --config=ci //ortools/... //examples/...
+      - name: Save Bazel cache for branch main even when Build and Test fail.
+        uses: actions/cache/save@v4
+        # https://docs.github.com/en/actions/reference/workflows-and-actions/dependency-caching#restrictions-for-accessing-a-cache
+        if: always() && github.ref == 'refs/heads/main'
+        with:
+          key: ${{env.cache-name}}-${{github.sha}}
+          path: ${{env.cache-root}}
 
   amd64_macos_bazel:
     runs-on: ubuntu-latest
-    needs: native
+    needs: amd64-MacOS-Bazel-Python
     steps:
       - uses: actions/checkout@v6

.github/workflows/amd64_macos_cmake_cpp.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 MacOS CMake C++
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -18,9 +27,39 @@ jobs:
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•C++
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
+    env:
+      deps_src_key: amd64_macos_cpp_deps_src
+      deps_build_key: amd64_macos_cpp_deps_build_${{matrix.cmake.name}}
+      ccache_key: amd64_macos_cpp_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
+      - name: Install Dependencies
+        run: brew install ccache
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -49,6 +88,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_macos_cmake_cpp:
     runs-on: ubuntu-latest

.github/workflows/amd64_macos_cmake_dotnet.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 MacOS CMake .Net
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -18,12 +27,16 @@ jobs:
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•.Net
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
+    env:
+      deps_src_key: amd64_macos_dotnet_deps_src
+      deps_build_key: amd64_macos_dotnet_deps_build_${{matrix.cmake.name}}
+      ccache_key: amd64_macos_dotnet_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          brew install swig
+          brew install ccache swig
           swig -version
       - name: Setup .NET 8.0
         uses: actions/setup-dotnet@v5
@@ -31,6 +44,30 @@ jobs:
           dotnet-version: 8.0.x
       - name: Check dotnet
         run: dotnet --info
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -60,6 +97,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_macos_cmake_dotnet:
     runs-on: ubuntu-latest

.github/workflows/amd64_macos_cmake_java.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 MacOS CMake Java
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -18,15 +27,43 @@ jobs:
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•Java
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
+    env:
+      deps_src_key: amd64_macos_java_deps_src
+      deps_build_key: amd64_macos_java_deps_build_${{matrix.cmake.name}}
+      ccache_key: amd64_macos_java_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          brew install swig
+          brew install ccache swig
           swig -version
       - name: Check java
         run: java -version
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -56,6 +93,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_macos_cmake_java:
     runs-on: ubuntu-latest

.github/workflows/amd64_macos_cmake_python.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 MacOS CMake Python
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -17,20 +26,25 @@ jobs:
           {name: "Make", generator: "Unix Makefiles", config: Release, build_target: all, test_target: test, install_target: install},
         ]
         python: [
-          {version: "3.9"},
-          {version: "3.10"},
-          {version: "3.11"},
-          {version: "3.12"},
+          #{version: "3.9"},
+          #{version: "3.10"},
+          #{version: "3.11"},
+          #{version: "3.12"},
           {version: "3.13"},
+          {version: "3.14"},
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•Python-${{matrix.python.version}}
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
+    env:
+      deps_src_key: amd64_macos_python_deps_src
+      deps_build_key: amd64_macos_python_deps_build_${{matrix.cmake.name}}
+      ccache_key: amd64_macos_python_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          brew install swig
+          brew install ccache swig
           swig -version
       - name: Setup Python
         uses: actions/setup-python@v6
@@ -40,6 +54,30 @@ jobs:
         run: |
           echo "$HOME/Library/Python/${{matrix.python.version}}/bin" >> $GITHUB_PATH
           echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -69,6 +107,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   amd64_macos_cmake_python:
     runs-on: ubuntu-latest

.github/workflows/amd64_web.yml

@@ -1,7 +1,8 @@
 # ref: https://github.com/docker-library/official-images
 name: amd64 Web
 
-on: [push, pull_request, workflow_dispatch]
+# still experimental
+on: [workflow_dispatch]
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}

.github/workflows/amd64_windows_bazel.yml

@@ -1,15 +1,23 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Windows Bazel
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
+env:
+  cache-root: '%USERPROFILE%\AppData\Local\Temp\bazel'
+
 # Building using the github runner environement directly.
 jobs:
-  native:
+  amd64-Windows-Bazel-Python:
     strategy:
       matrix:
         python: [
@@ -17,9 +25,11 @@ jobs:
         #  {version: '3.11'},
           {version: '3.12'},
         #  {version: '3.13'},
+        #  {version: '3.14'},
         ]
       fail-fast: false # Don't cancel all jobs if one fails.
-    name: amd64•Windows•Bazel•Python-${{matrix.python.version}}
+    env:
+      cache-name: ${{github.job}}-${{matrix.python.version}}
     runs-on: windows-2022
     steps:
       - uses: actions/checkout@v6
@@ -41,21 +51,26 @@ jobs:
         run: choco install bazel
       - name: Check Bazel
         run: bazel version
+      - name: Restore bazel cache
+        uses: actions/cache/restore@v4
+        id: bazel-cache-restore
+        with:
+          key: ${{env.cache-name}}
+          path: ${{env.cache-root}}
       - name: Build
-        run: >
-          bazel build
-          -c opt
-          --subcommands=pretty_print
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} build --config=ci //ortools/... //examples/...
       - name: Test
-        run: >
-          bazel test
-          -c opt
-          --test_output=errors
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} test --config=ci //ortools/... //examples/...
+      - name: Save Bazel cache for branch main even when Build and Test fail.
+        uses: actions/cache/save@v4
+        # https://docs.github.com/en/actions/reference/workflows-and-actions/dependency-caching#restrictions-for-accessing-a-cache
+        if: always() && github.ref == 'refs/heads/main'
+        with:
+          key: ${{env.cache-name}}-${{github.sha}}
+          path: ${{env.cache-root}}
 
   amd64_windows_bazel:
     runs-on: ubuntu-latest
-    needs: native
+    needs: amd64-Windows-Bazel-Python
     steps:
       - uses: actions/checkout@v6

.github/workflows/amd64_windows_cmake_cpp.yml

@@ -1,7 +1,12 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Windows CMake C++
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
@@ -13,16 +18,33 @@ jobs:
     strategy:
       matrix:
         cmake: [
-          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release, build_target: ALL_BUILD, test_target: RUN_TESTS, install_target: INSTALL},
-          {name: "VS2022", generator: "Visual Studio 17 2022", config: Debug, build_target: ALL_BUILD, test_target: RUN_TESTS, install_target: INSTALL},
+          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release},
+          # {name: "VS2022", generator: "Visual Studio 17 2022", config: Debug}, # too many symbols
         ]
       fail-fast: false
     name: amd64•Windows•CMake(${{matrix.cmake.name}},${{matrix.cmake.config}})•C++
     runs-on: windows-latest
     env:
+      deps_src_key: amd64_windows_cpp_deps_src
+      deps_build_key: amd64_windows_cpp_deps_build_${{matrix.cmake.config}}
       CTEST_OUTPUT_ON_FAILURE: 1
     steps:
       - uses: actions/checkout@v6
+
+      # CONFIGURING CACHES
+      - name: Cache CMake dependency source code
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Cache CMake dependency build
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+
       - name: Check CMake
         run: |
           cmake --version
@@ -38,19 +60,19 @@ jobs:
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.build_target}}
+          --target ALL_BUILD
           -v -j2
       - name: Test
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.test_target}}
+          --target RUN_TESTS
           -v
       - name: Install
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.install_target}}
+          --target INSTALL
           -v
 
   amd64_windows_cmake_cpp:

.github/workflows/amd64_windows_cmake_dotnet.yml

@@ -1,7 +1,12 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Windows CMake .Net
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
@@ -13,12 +18,14 @@ jobs:
     strategy:
       matrix:
         cmake: [
-          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release, build_target: ALL_BUILD, test_target: RUN_TESTS, install_target: INSTALL},
+          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release},
         ]
       fail-fast: false
     name: amd64•Windows•CMake(${{matrix.cmake.name}})•.Net
     runs-on: windows-latest
     env:
+      deps_src_key: amd64_windows_dotnet_deps_src
+      deps_build_key: amd64_windows_dotnet_deps_build_${{matrix.cmake.config}}
       CTEST_OUTPUT_ON_FAILURE: 1
     steps:
       - uses: actions/checkout@v6
@@ -28,32 +35,49 @@ jobs:
           dotnet-version: 8.0.x
       - name: Check dotnet
         run: dotnet --info
+
+      # CONFIGURING CACHES
+      - name: Cache CMake dependency source code
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Cache CMake dependency build
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+
       - name: Check CMake
-        run: cmake --version
+        run: |
+          cmake --version
+          cmake -G || true
       - name: Configure
         run: >
           cmake -S. -Bbuild
           -G "${{matrix.cmake.generator}}"
-          -DCMAKE_BUILD_TYPE=${{matrix.cmake.config}}
+          -DCMAKE_CONFIGURATION_TYPES=${{matrix.cmake.config}}
           -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
           -DBUILD_DOTNET=ON
       - name: Build
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.build_target}}
+          --target ALL_BUILD
           -v -j2
       - name: Test
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.test_target}}
+          --target RUN_TESTS
           -v
       - name: Install
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.install_target}}
+          --target INSTALL
           -v
 
   amd64_windows_cmake_dotnet:

.github/workflows/amd64_windows_cmake_java.yml

@@ -1,7 +1,12 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Windows CMake Java
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
@@ -13,7 +18,7 @@ jobs:
     strategy:
       matrix:
         cmake: [
-          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release, build_target: ALL_BUILD, test_target: RUN_TESTS, install_target: INSTALL},
+          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release},
         ]
         java: [
           # see https://endoflife.date/azul-zulu
@@ -27,14 +32,17 @@ jobs:
           {distrib: 'temurin', version: '17'}, # 2027/10
           {distrib: 'temurin', version: '21'}, # 2029/12
           # see https://endoflife.date/microsoft-build-of-openjdk
-          {distrib: 'microsoft', version: '11'}, # 2027/09
-          {distrib: 'microsoft', version: '17'}, # 2027/09
-          {distrib: 'microsoft', version: '21'}, # 2028/09
+          # microsoft jdk seems to use an older redistributable
+          #{distrib: 'microsoft', version: '11'}, # 2027/09
+          #{distrib: 'microsoft', version: '17'}, # 2027/09
+          #{distrib: 'microsoft', version: '21'}, # 2028/09
         ]
       fail-fast: false
     name: amd64•Windows•CMake(${{matrix.cmake.name}})•${{matrix.java.distrib}}-${{matrix.java.version}}
     runs-on: windows-latest
     env:
+      deps_src_key: amd64_windows_java_deps_src
+      deps_build_key: amd64_windows_java_deps_build_${{matrix.cmake.config}}
       CTEST_OUTPUT_ON_FAILURE: 1
     steps:
       - uses: actions/checkout@v6
@@ -42,40 +50,53 @@ jobs:
         with:
           distribution: ${{matrix.java.distrib}}
           java-version: ${{matrix.java.version}}
-      - name: Update maven
-        run: |
-          choco upgrade maven
-          echo "C:\ProgramData\chocolatey\lib\maven\apache-maven-3.9.9\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
       - name: Check java
         run: |
           java -version
           mvn --version
+
+      # CONFIGURING CACHES
+      - name: Cache CMake dependency source code
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Cache CMake dependency build
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+
       - name: Check CMake
-        run: cmake --version
+        run: |
+          cmake --version
+          cmake -G || true
       - name: Configure
         run: >
           cmake -S. -Bbuild
           -G "${{matrix.cmake.generator}}"
-          -DCMAKE_BUILD_TYPE=${{matrix.cmake.config}}
+          -DCMAKE_CONFIGURATION_TYPES=${{matrix.cmake.config}}
           -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
           -DBUILD_JAVA=ON
       - name: Build
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.build_target}}
+          --target ALL_BUILD
           -v -j2
       - name: Test
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.test_target}}
+          --target RUN_TESTS
           -v
       - name: Install
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.install_target}}
+          --target INSTALL
           -v
 
   amd64_windows_cmake_java:

.github/workflows/amd64_windows_cmake_python.yml

@@ -1,7 +1,12 @@
 # ref: https://github.com/actions/runner-images
 name: amd64 Windows CMake Python
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
@@ -13,19 +18,22 @@ jobs:
     strategy:
       matrix:
         cmake: [
-          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release, build_target: ALL_BUILD, test_target: RUN_TESTS, install_target: INSTALL},
+          {name: "VS2022", generator: "Visual Studio 17 2022", config: Release},
         ]
         python: [
           {version: "3.9", dir: Python309},
-          {version: "3.10", dir: Python310},
-          {version: "3.11", dir: Python311},
-          {version: "3.12", dir: Python312},
+          #{version: "3.10", dir: Python310},
+          #{version: "3.11", dir: Python311},
+          #{version: "3.12", dir: Python312},
           {version: "3.13", dir: Python313},
+          {version: "3.14", dir: Python314},
         ]
       fail-fast: false
     name: amd64•Windows•CMake(${{matrix.cmake.name}})•Python-${{matrix.python.version}}
     runs-on: windows-latest
     env:
+      deps_src_key: amd64_windows_python_deps_src
+      deps_build_key: amd64_windows_python_deps_build_${{matrix.cmake.config}}
       CTEST_OUTPUT_ON_FAILURE: 1
     steps:
       - uses: actions/checkout@v6
@@ -38,32 +46,49 @@ jobs:
         run: >
           echo "$((Get-Item ~).FullName)/AppData/Roaming/Python/${{matrix.python.dir}}/Scripts" |
           Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+
+      # CONFIGURING CACHES
+      - name: Cache CMake dependency source code
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Cache CMake dependency build
+        uses: actions/cache@v4
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+
       - name: Check CMake
-        run: cmake --version
+        run: |
+          cmake --version
+          cmake -G || true
       - name: Configure
         run: >
           cmake -S. -Bbuild
           -G "${{matrix.cmake.generator}}"
-          -DCMAKE_BUILD_TYPE=${{matrix.cmake.config}}
+          -DCMAKE_CONFIGURATION_TYPES=${{matrix.cmake.config}}
           -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
           -DBUILD_PYTHON=ON
       - name: Build
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.build_target}}
+          --target ALL_BUILD
           -v -j2
       - name: Test
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.test_target}}
+          --target RUN_TESTS
           -v
       - name: Install
         run: >
           cmake --build build
           --config ${{matrix.cmake.config}}
-          --target ${{matrix.cmake.install_target}}
+          --target INSTALL
           -v
 
   amd64_windows_cmake_python:

.github/workflows/arm64_macos_bazel.yml

@@ -1,15 +1,23 @@
 # ref: https://github.com/actions/runner-images
 name: arm64 MacOS Bazel
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
+env:
+  cache-root: /private/tmp/bazel
+
 # Building using the github runner environement directly.
 jobs:
-  native:
+  arm64-MacOS-Bazel-Python:
     strategy:
       matrix:
         python: [
@@ -17,9 +25,11 @@ jobs:
           #{version: '3.11'},
           {version: '3.12'},
           #{version: '3.13'},
+          #{version: '3.14'},
         ]
       fail-fast: false
-    name: arm64•MacOS•Bazel•Python-${{matrix.python.version}}
+    env:
+      cache-name: ${{github.job}}-${{matrix.python.version}}
     runs-on: macos-latest # macos arm64 based runner
     steps:
       - uses: actions/checkout@v6
@@ -46,21 +56,26 @@ jobs:
         run: |
           sed -i '' -e 's/\(DEFAULT_PYTHON =\) "3.[0-9]*"/\1 "${{matrix.python.version}}"/g' MODULE.bazel
           cat MODULE.bazel
+      - name: Restore bazel cache
+        uses: actions/cache/restore@v4
+        id: bazel-cache-restore
+        with:
+          key: ${{env.cache-name}}
+          path: ${{env.cache-root}}
       - name: Build
-        run: >
-          bazel build
-          -c opt
-          --subcommands=pretty_print
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} build --config=ci //ortools/... //examples/...
       - name: Test
-        run: >
-          bazel test
-          -c opt
-          --test_output=errors
-          //ortools/... //examples/...
+        run: bazel --output_user_root=${{env.cache-root}} test --config=ci //ortools/... //examples/...
+      - name: Save Bazel cache for branch main even when Build and Test fail.
+        uses: actions/cache/save@v4
+        # https://docs.github.com/en/actions/reference/workflows-and-actions/dependency-caching#restrictions-for-accessing-a-cache
+        if: always() && github.ref == 'refs/heads/main'
+        with:
+          key: ${{env.cache-name}}-${{github.sha}}
+          path: ${{env.cache-root}}
 
   arm64_macos_bazel:
     runs-on: ubuntu-latest
-    needs: native
+    needs: arm64-MacOS-Bazel-Python
     steps:
       - uses: actions/checkout@v6

.github/workflows/arm64_macos_cmake_cpp.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: arm64 MacOS CMake C++
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -19,8 +28,38 @@ jobs:
       fail-fast: false
     name: arm64•MacOS•CMake(${{matrix.cmake.name}})•C++
     runs-on: macos-latest # macos M1 based runner
+    env:
+      deps_src_key: arm64_macos_cpp_deps_src
+      deps_build_key: arm64_macos_cpp_deps_build_${{matrix.cmake.name}}
+      ccache_key: arm64_macos_cpp_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
+      - name: Install Dependencies
+        run: brew install ccache
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -49,6 +88,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   arm64_macos_cmake_cpp:
     runs-on: ubuntu-latest

.github/workflows/arm64_macos_cmake_dotnet.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: arm64 MacOS CMake .Net
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -19,11 +28,15 @@ jobs:
       fail-fast: false
     name: arm64•MacOS•CMake(${{matrix.cmake.name}})•.Net
     runs-on: macos-latest # macos arm64 based runner
+    env:
+      deps_src_key: arm64_macos_dotnet_deps_src
+      deps_build_key: arm64_macos_dotnet_deps_build_${{matrix.cmake.name}}
+      ccache_key: arm64_macos_dotnet_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          brew install swig
+          brew install ccache swig
           swig -version
       - name: Setup .NET 8.0
         uses: actions/setup-dotnet@v5
@@ -31,6 +44,30 @@ jobs:
           dotnet-version: 8.0.x
       - name: Check dotnet
         run: dotnet --info
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -60,6 +97,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   arm64_macos_cmake_dotnet:
     runs-on: ubuntu-latest

.github/workflows/arm64_macos_cmake_java.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: arm64 MacOS CMake Java
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -19,14 +28,42 @@ jobs:
       fail-fast: false
     name: arm64•MacOS•CMake(${{matrix.cmake.name}})•Java
     runs-on: macos-latest # macos arm64 based runner
+    env:
+      deps_src_key: arm64_macos_java_deps_src
+      deps_build_key: arm64_macos_java_deps_build_${{matrix.cmake.name}}
+      ccache_key: arm64_macos_java_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          brew install swig
+          brew install ccache swig
           swig -version
       - name: Check java
         run: java -version
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -56,6 +93,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   arm64_macos_cmake_java:
     runs-on: ubuntu-latest

.github/workflows/arm64_macos_cmake_python.yml

@@ -1,13 +1,22 @@
 # ref: https://github.com/actions/runner-images
 name: arm64 MacOS CMake Python
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}
   cancel-in-progress: true
 
 # Building using the github runner environement directly.
+env:
+  CCACHE_BASEDIR: ${{github.workspace}}
+  CCACHE_DIR: ${{github.workspace}}/.ccache
+
 jobs:
   native:
     strategy:
@@ -17,20 +26,25 @@ jobs:
           {name: "Make", generator: "Unix Makefiles", config: Release, build_target: all, test_target: test, install_target: install},
         ]
         python: [
-          {version: "3.9"},
-          {version: "3.10"},
-          {version: "3.11"},
+          #{version: "3.9"},
+          #{version: "3.10"},
+          #{version: "3.11"},
           {version: "3.12"},
-          {version: "3.13"},
+          #{version: "3.13"},
+          #{version: "3.14"},
         ]
       fail-fast: false
     name: arm64•MacOS•CMake(${{matrix.cmake.name}})•Python-${{matrix.python.version}}
     runs-on: macos-latest # macos arm64 based runner
+    env:
+      deps_src_key: arm64_macos_python_deps_src
+      deps_build_key: arm64_macos_python_deps_build_${{matrix.cmake.name}}
+      ccache_key: arm64_macos_python_ccache_${{matrix.cmake.name}}
     steps:
       - uses: actions/checkout@v6
-      - name: Swig install
+      - name: Install Dependencies
         run: |
-          brew install swig
+          brew install ccache swig
           swig -version
       - name: Setup Python
         uses: actions/setup-python@v6
@@ -40,6 +54,30 @@ jobs:
         run: |
           echo "$HOME/Library/Python/${{matrix.python.version}}/bin" >> $GITHUB_PATH
           echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      # RESTORING CACHES
+      - name: Restore CMake dependency source code
+        uses: actions/cache/restore@v4
+        id: deps_src_restore
+        with:
+          key: ${{env.deps_src_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: ${{github.workspace}}/build/_deps/*-src
+      - name: Restore CMake dependency build
+        uses: actions/cache/restore@v4
+        id: deps_build_restore
+        with:
+          key: ${{env.deps_build_key}}-${{hashFiles('CMakeLists.txt', 'cmake/**')}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Restore CCache
+        uses: actions/cache/restore@v4
+        id: ccache_restore
+        with:
+          key: ${{env.ccache_key}}-${{github.sha}}
+          restore-keys: ${{env.ccache_key}}-
+          path: ${{env.CCACHE_DIR}}
+
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -69,6 +107,32 @@ jobs:
           --config ${{matrix.cmake.config}}
           --target ${{matrix.cmake.install_target}}
           -v
+      - name: CCache stats
+        run: |
+          ccache --show-stats
+          ccache --zero-stats
+
+      # SAVING CACHES
+      - name: Save CCache
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.ccache_restore.outputs.cache-primary-key}}
+          path: ${{env.CCACHE_DIR}}
+      - name: Save CMake dependency build
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_build_restore.outputs.cache-primary-key}}
+          path: |
+            ${{github.workspace}}/build/_deps/*-build
+            ${{github.workspace}}/build/_deps/*-subbuild
+      - name: Save CMake dependency source code
+        if: github.ref == 'refs/heads/main'
+        uses: actions/cache/save@v4
+        with:
+          key: ${{steps.deps_src_restore.outputs.cache-primary-key}}
+          path: ${{github.workspace}}/build/_deps/*-src
 
   arm64_macos_cmake_python:
     runs-on: ubuntu-latest

.github/workflows/check_format.yml

@@ -1,6 +1,11 @@
 name: Check Format
 
-on: [push, pull_request, workflow_dispatch]
+on:
+  push:
+    branches:
+      - main
+      - v99bugfix
+  workflow_dispatch:
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}

.github/workflows/mips_toolchain.yml

@@ -1,7 +1,7 @@
 # ref: https://codescape.mips.com/components/toolchain/2021.09-01/downloads.html
 name: mips Toolchain
 
-on: [push, pull_request, workflow_dispatch]
+on: [workflow_dispatch]
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}

.github/workflows/powerpc_toolchain.yml

@@ -1,7 +1,7 @@
 # ref: https://toolchains.bootlin.com/
 name: powerpc Toolchain
 
-on: [push, pull_request, workflow_dispatch]
+on: [workflow_dispatch]
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}

.github/workflows/presubmit.yml

@@ -0,0 +1,127 @@
+# ref: https://github.com/actions/runner-images
+name: Presubmit
+
+on:
+  pull_request:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref_name }}
+  cancel-in-progress: true
+
+env:
+  PYTHON_VERSION: '3.12'
+  JAVA_DISTRIBUTION: 'temurin'
+  JAVA_VERSION: '17'
+
+jobs:
+###############################################################################
+  clang-format:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v6
+    - uses: jidicula/clang-format-action@v4.16.0
+      with:
+        exclude-regex: '\.tab\.hh$'
+###############################################################################
+  Bazel:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-15-intel, macos-latest, windows-2022]
+    runs-on: ${{matrix.os}}
+    steps:
+    - uses: actions/checkout@v6
+    - uses: actions/setup-java@v5
+      with:
+        distribution: ${{env.JAVA_DISTRIBUTION}}
+        java-version: ${{env.JAVA_VERSION}}
+    - uses: actions/setup-python@v6
+      with:
+        python-version: ${{env.PYTHON_VERSION}}
+    - uses: bazel-contrib/setup-bazel@0.15.0
+    - name: Build
+      run: bazel test --config=ci //ortools/...
+      shell: bash
+###############################################################################
+  CMake:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-15-intel, macos-latest, windows-2022]
+        build: [cpp, java, dotnet, python]
+        include:
+          # Map build to CMake
+          - build: cpp
+            cmake: ''
+          - build: java
+            cmake: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_JAVA=ON -DSKIP_GPG=ON'
+          - build: dotnet
+            cmake: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_DOTNET=ON'
+          - build: python
+            cmake: '-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF -DBUILD_PYTHON=ON'
+          # Map os to platform / generator
+          - os: ubuntu-latest
+            platform: linux
+            generator: Ninja
+          - os: macos-15-intel
+            platform: macos
+            generator: Xcode
+          - os: macos-latest
+            platform: macos
+            generator: Xcode
+          - os: windows-2022
+            platform: windows
+            generator: 'Visual Studio 17 2022'
+    runs-on: ${{matrix.os}}
+    steps:
+    - uses: actions/checkout@v6
+    - uses: actions/setup-java@v5
+      if: ${{ matrix.build == 'java' }}
+      with:
+        distribution: ${{env.JAVA_DISTRIBUTION}}
+        java-version: ${{env.JAVA_VERSION}}
+    - uses: actions/setup-python@v6
+      with:
+        python-version: ${{env.PYTHON_VERSION}}
+    - name: Setup linux
+      if: ${{ matrix.platform == 'linux' }}
+      run: sudo apt install -y ninja-build ccache swig
+    - name: Setup macos
+      if: ${{ matrix.platform == 'macos' }}
+      run: brew install ccache swig
+    - name: Setup Linux Python Env
+      if: ${{ matrix.build == 'python' && matrix.platform == 'linux' }}
+      run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+    - name: Setup MacOs Python Env
+      if: ${{ matrix.build == 'python' && matrix.platform == 'macos' }}
+      run: |
+        echo "$HOME/Library/Python/${{env.PYTHON_VERSION}}/bin" >> $GITHUB_PATH
+        echo "$HOME/.local/bin" >> $GITHUB_PATH
+    - name: Setup Windows Python Env
+      if: ${{ matrix.build == 'python' && matrix.platform == 'windows' }}
+      run: |
+        python3 -m pip install --user mypy-protobuf absl-py setuptools wheel numpy pandas
+        echo "$((Get-Item ~).FullName)/AppData/Roaming/Python/Python312/Scripts" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+    - name: Config
+      run: >
+        cmake
+        -S.
+        -Bbuild
+        -G "${{matrix.generator}}"
+        -DBUILD_DEPS=ON
+        -DCMAKE_BUILD_TYPE=Release
+        -DCMAKE_C_FLAGS_RELEASE="-O1 -DNDEBUG"
+        -DCMAKE_CXX_FLAGS_RELEASE="-O1 -DNDEBUG"
+        -DCMAKE_INSTALL_PREFIX=install
+        -DUSE_COINOR=OFF
+        -DUSE_HIGHS=OFF
+        -DUSE_SCIP=OFF
+        ${{matrix.cmake}}
+    - name: Build
+      run: cmake --build build --config Release -j --target ${{ matrix.generator == 'Ninja' && 'all' || 'ALL_BUILD'}}
+    - name: Test
+      env:
+        CTEST_OUTPUT_ON_FAILURE: 1
+      run: cmake --build build --config Release -j --target ${{ matrix.generator == 'Ninja' && 'test' || 'RUN_TESTS'}}

.gitignore

@@ -64,6 +64,7 @@ export_meta
 ortools/bazel-*
 examples/bazel-*
 bazel-*
+user.bazelrc
 
 .vagrant/
 
@@ -94,8 +95,6 @@ ortools/dotnet/*/bin
 ortools/dotnet/*/obj
 ortools/**/samples/bin
 ortools/**/samples/obj
-examples/tests/bin
-examples/tests/obj
 examples/contrib/bin
 examples/contrib/obj
 examples/dotnet/bin
@@ -106,8 +105,7 @@ examples/dotnet/obj
 CMakeCache.txt
 CMakeFiles
 DartConfiguration.tcl
-*build*/*
-build/
+/build*/
 
 # Ignore Bzlmod lock file until it is more stable
 MODULE.bazel.lock

BUILD.bazel

@@ -14,17 +14,18 @@
 load("@gazelle//:def.bzl", "gazelle")
 load("@rules_license//rules:license.bzl", "license")
 
+package(default_applicable_licenses = [":license"])
+
 # Expose license for external usage through bazel.
 licenses(["notice"])
+
 exports_files(["LICENSE"])
+
 license(
-  name = "license",
-  package_name = "or-tools",
-  license_kinds = ["@rules_license//licenses/spdx:Apache-2.0"],
-  license_text = ":LICENSE",
-)
-package(
-  default_applicable_licenses = [":license"],
+    name = "license",
+    package_name = "or-tools",
+    license_kinds = ["@rules_license//licenses/spdx:Apache-2.0"],
+    license_text = ":LICENSE",
 )
 
 # gazelle:build_file_name BUILD,BUILD.bazel

CMakeLists.txt

@@ -12,18 +12,18 @@
 # limitations under the License.
 
 # This file is just an orchestration
-cmake_minimum_required(VERSION 3.20)
+cmake_minimum_required(VERSION 3.24)
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 
 # Enable output of compile commands during generation.
 option(CMAKE_EXPORT_COMPILE_COMMANDS "Export compile command" ON)
 
 include(utils)
-set_version(VERSION)
+set_version(VERSION RELEASE)
 
 project(ortools VERSION ${VERSION} LANGUAGES CXX C)
 set(PROJECT_NAMESPACE ortools)
-message(STATUS "${PROJECT_NAME} version: ${PROJECT_VERSION}")
+message(STATUS "${PROJECT_NAME} version: ${PROJECT_VERSION} release: ${RELEASE}")
 #message(STATUS "major: ${PROJECT_VERSION_MAJOR}")
 #message(STATUS "minor: ${PROJECT_VERSION_MINOR}")
 #message(STATUS "patch: ${PROJECT_VERSION_PATCH}")
@@ -90,6 +90,9 @@ if(MSVC AND BUILD_SHARED_LIBS)
   set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
 endif()
 
+# Enable CCache if any
+include(ccache)
+
 # Disable CTest targets
 set_property(GLOBAL PROPERTY CTEST_TARGETS_ADDED 1)
 include(CTest)
@@ -193,32 +196,21 @@ CMAKE_DEPENDENT_OPTION(BUILD_re2 "Build the re2 dependency Library" OFF
 message(STATUS "Build re2: ${BUILD_re2}")
 
 if(BUILD_TESTING)
+  set(OR_TOOLS_BUILD_TESTING ON)
   CMAKE_DEPENDENT_OPTION(BUILD_googletest "Build googletest" OFF
     "NOT BUILD_DEPS" ON)
   CMAKE_DEPENDENT_OPTION(BUILD_benchmark "Build benchmark" OFF
     "NOT BUILD_DEPS" ON)
-  # Fuzztest do not support MSVC or toolchain
-  if(MSVC OR CMAKE_CROSSCOMPILING)
-    set(USE_fuzztest OFF)
-  else()
-    CMAKE_DEPENDENT_OPTION(USE_fuzztest "Enable fuzztest" ON "BUILD_CXX" OFF)
-  endif()
-  if(NOT USE_fuzztest)
-    set(BUILD_fuzztest OFF)
-  else()
-    CMAKE_DEPENDENT_OPTION(BUILD_fuzztest "Build fuzztest" OFF
-      "NOT BUILD_DEPS" ON)
-  endif()
+  set(BUILD_protobuf_matchers ON)
 else()
+  set(OR_TOOLS_BUILD_TESTING OFF)
   set(BUILD_googletest OFF)
+  set(BUILD_protobuf_matchers OFF)
   set(BUILD_benchmark OFF)
-  set(USE_fuzztest OFF)
-  set(BUILD_fuzztest OFF)
 endif()
 message(STATUS "Build googletest: ${BUILD_googletest}")
+message(STATUS "Build protobuf_matchers: ${BUILD_protobuf_matchers}")
 message(STATUS "Build benchmark: ${BUILD_benchmark}")
-message(STATUS "Enable fuzztest: ${USE_fuzztest}")
-message(STATUS "Build fuzztest: ${BUILD_fuzztest}")
 
 # Optional third party solvers (enabled by default)
 ## BOP
@@ -478,6 +470,3 @@ endforeach()
 foreach(EXAMPLES IN ITEMS contrib cpp dotnet java python)
   add_subdirectory(examples/${EXAMPLES})
 endforeach()
-
-# Add tests in examples/tests
-add_subdirectory(examples/tests)

Dependencies.txt

@@ -1,16 +1,17 @@
 ZLIB=1.3.1
-abseil-cpp=20250512.0
-Protobuf=v31.1
+abseil-cpp=20250814.1
+Protobuf=v33.1
 Eigen=3.4.0
-Re2=2024-07-02
+Re2=2025-08-12
 CoinUtils=2.11.12
 Osi=0.108.11
 Clp=1.17.10
 Cgl=0.60.9
 Cbc=2.10.12
 GLPK=5.0
-HiGHS=v1.11.0
-Scip=v922
+HiGHS=v1.12.0
+Scip=v10.0.0
+Soplex=v8.0.0
 # Python
 pybind11=v2.13.6
 pybind11_abseil=v202402.0

MODULE.bazel

@@ -1,3 +1,16 @@
+# Copyright 2010-2025 Google LLC
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 ###############################################################################
 # Bazel now uses Bzlmod by default to manage external dependencies.
 # Please consider migrating your external dependencies from WORKSPACE to MODULE.bazel.
@@ -5,48 +18,51 @@
 # For more details, please check https://github.com/bazelbuild/bazel/issues/18958
 ###############################################################################
 
-OR_TOOLS_VERSION = "9.14"
-
 module(
     name = "or-tools",
-    version = OR_TOOLS_VERSION,
+    version = "9.15",
 )
 
 # see https://registry.bazel.build/
-bazel_dep(name = "abseil-cpp", version = "20250512.0")
-bazel_dep(name = "bazel_skylib", version = "1.7.1")
-bazel_dep(name = "bzip2", version = "1.0.8.bcr.2")
+# Bazel dependencies
+bazel_dep(name = "bazel_skylib", version = "1.8.2")
 bazel_dep(name = "contrib_rules_jvm", version = "0.28.0")
+bazel_dep(name = "platforms", version = "1.0.0")
+bazel_dep(name = "rules_cc", version = "0.2.9")
+bazel_dep(name = "rules_go", version = "0.53.0")
+bazel_dep(name = "rules_java", version = "8.14.0")
+bazel_dep(name = "rules_jvm_external", version = "6.7")
+bazel_dep(name = "rules_license", version = "1.0.0")
+bazel_dep(name = "rules_proto", version = "7.1.0")
+bazel_dep(name = "rules_python", version = "1.7.0")
+bazel_dep(name = "rules_shell", version = "0.6.1")
+
+# OR-Tools C++ dependencies
+bazel_dep(name = "abseil-cpp", version = "20250814.1")
+bazel_dep(name = "bzip2", version = "1.0.8.bcr.2")
 bazel_dep(name = "eigen", version = "3.4.0.bcr.3")
-bazel_dep(name = "fuzztest", version = "20250214.0")
-bazel_dep(name = "riegeli", version = "0.0.0-20241218-3385e3c") # otherwise fuzztest use a borken version
-bazel_dep(name = "gazelle", version = "0.43.0")
 bazel_dep(name = "glpk", version = "5.0.bcr.4")
 bazel_dep(name = "google_benchmark", version = "1.9.2")
 bazel_dep(name = "googletest", version = "1.17.0")
 bazel_dep(name = "highs", version = "1.11.0")
-bazel_dep(name = "platforms", version = "0.0.11")
-bazel_dep(name = "protobuf", version = "31.1")
+bazel_dep(name = "protobuf-matchers", version = "0.1.1")
+bazel_dep(name = "protobuf", version = "32.0")
+bazel_dep(name = "re2", version = "2025-08-12")
+bazel_dep(name = "scip", version = "9.2.3")
+bazel_dep(name = "zlib", version = "1.3.1.bcr.7")
+
+# OR-Tools wrappers dependencies
+bazel_dep(name = "gazelle", version = "0.43.0")
 bazel_dep(name = "pybind11_abseil", version = "202402.0")
 bazel_dep(name = "pybind11_bazel", version = "2.13.6")
 bazel_dep(name = "pybind11_protobuf", version = "0.0.0-20240524-1d7a729")
-bazel_dep(name = "re2", version = "2024-07-02.bcr.1")
-bazel_dep(name = "rules_cc", version = "0.1.1")
-bazel_dep(name = "rules_go", version = "0.53.0")
-bazel_dep(name = "rules_java", version = "8.11.0")
-bazel_dep(name = "rules_jvm_external", version = "6.7")
-bazel_dep(name = "rules_license", version = "1.0.0")
-bazel_dep(name = "rules_proto", version = "7.1.0")
-bazel_dep(name = "rules_python", version = "1.2.0")
-bazel_dep(name = "scip", version = "9.2.2")
 bazel_dep(name = "swig", version = "4.3.0")
-bazel_dep(name = "zlib", version = "1.3.1.bcr.5")
 
 git_override(
     module_name = "pybind11_bazel",
     commit = "2b6082a4d9d163a52299718113fa41e4b7978db5",
     patch_strip = 1,
-    patches = ["//patches:pybind11_bazel.patch"],
+    patches = ["//:patches/pybind11_bazel.patch"],
     remote = "https://github.com/pybind/pybind11_bazel.git",
 )
 
@@ -54,62 +70,46 @@ git_override(
     module_name = "pybind11_abseil",
     commit = "70f8b693b3b70573ca785ef62d9f48054f45d786",
     patch_strip = 1,
-    patches = ["//patches:pybind11_abseil.patch"],
+    patches = ["//:patches/pybind11_abseil.patch"],
     remote = "https://github.com/pybind/pybind11_abseil.git",
 )
 
 git_override(
     module_name = "pybind11_protobuf",
     commit = "f02a2b7653bc50eb5119d125842a3870db95d251",
-    #patch_strip = 1,
-    #patches = ["//patches:pybind11_protobuf.patch"],
     remote = "https://github.com/pybind/pybind11_protobuf.git",
 )
 
-SUPPORTED_PYTHON_VERSIONS = [
-    "3.9",
-    "3.10",
-    "3.11",
-    "3.12",
-    "3.13",
-]
+# Python
+# https://rules-python.readthedocs.io/en/latest/toolchains.html#library-modules-with-dev-only-python-usage
 
-DEFAULT_PYTHON = "3.11"
+DEFAULT_PYTHON = "3.12"
 
 python = use_extension("@rules_python//python/extensions:python.bzl", "python", dev_dependency = True)
-
-[
-    python.toolchain(
-        ignore_root_user_error = True,  # needed for CI
-        is_default = version == DEFAULT_PYTHON,
-        python_version = version,
-    )
-    for version in SUPPORTED_PYTHON_VERSIONS
-]
+python.defaults(python_version = DEFAULT_PYTHON)
+python.toolchain(python_version = DEFAULT_PYTHON)
 
 pip = use_extension("@rules_python//python/extensions:pip.bzl", "pip")
 
 [
     pip.parse(
-        hub_name = "ortools_pip_deps",
-        python_version = python_version,
-        requirements_lock = "//bazel:ortools_requirements.txt",
+        envsubst = ["PIP_INDEX_URL"],
+        experimental_index_url = "${PIP_INDEX_URL:-https://pypi.org/simple}",
+        hub_name = hub_name,
+        python_version = DEFAULT_PYTHON,
+        requirements_lock = requirements_lock,
     )
-    for python_version in SUPPORTED_PYTHON_VERSIONS
-]
-
-[
-    pip.parse(
-        hub_name = "ortools_notebook_deps",
-        python_version = python_version,
-        requirements_lock = "//bazel:notebook_requirements.txt",
-    )
-    for python_version in SUPPORTED_PYTHON_VERSIONS
+    for hub_name, requirements_lock in [
+        ("ortools_pip_deps", "//bazel:ortools_requirements.txt"),
+        ("ortools_notebook_deps", "//bazel:notebook_requirements.txt"),
+    ]
 ]
 
 use_repo(pip, pip_deps = "ortools_pip_deps")
 use_repo(pip, "ortools_notebook_deps")
 
+# Java
+
 JUNIT_PLATFORM_VERSION = "1.9.2"
 
 JUNIT_JUPITER_VERSION = "5.9.2"

Makefile

@@ -101,13 +101,6 @@ include $(OR_ROOT)makefiles/Makefile.dotnet.mk
 include $(OR_ROOT)makefiles/Makefile.java.mk
 include $(OR_ROOT)makefiles/Makefile.python.mk
 include $(OR_ROOT)makefiles/Makefile.archive.mk
-ifneq ($(PLATFORM),WIN64)
-include $(OR_ROOT)makefiles/Makefile.doc.mk
-else
-# Remove some rules on windows
-help_doc:
-
-endif
 
 .PHONY: help_usage
 help_usage:
@@ -125,7 +118,7 @@ else
 endif
 
 .PHONY: help_all
-help_all: help_usage help_cpp help_dotnet help_java help_python help_archive help_doc
+help_all: help_usage help_cpp help_dotnet help_java help_python help_archive
 
 .PHONY: check_all
 check_all: check_cpp check_dotnet check_java check_python

README.md

@@ -2,7 +2,6 @@
 
 [![PyPI version](https://img.shields.io/pypi/v/ortools.svg)](https://pypi.org/project/ortools/)
 [![PyPI download](https://img.shields.io/pypi/dm/ortools.svg)](https://pypi.org/project/ortools/#files)
-[![Binder](https://mybinder.org/badge.svg)](https://mybinder.org/v2/gh/google/or-tools/main)
 \
 [![NuGet version](https://img.shields.io/nuget/v/Google.OrTools.svg)](https://www.nuget.org/packages/Google.OrTools)
 [![NuGet download](https://img.shields.io/nuget/dt/Google.OrTools.svg)](https://www.nuget.org/packages/Google.OrTools)
@@ -85,7 +84,6 @@ This software suite is composed of the following components:
     *   [python](examples/python) Python examples.
     *   [notebook](examples/notebook) Jupyter/IPython notebooks.
     *   [flatzinc](examples/flatzinc) FlatZinc examples.
-    *   [tests](examples/tests) Unit tests and bug reports.
 *   [tools](tools) Delivery Tools (e.g. Windows GNU binaries, scripts, release dockers)
 
 ## Installation

Version.txt

@@ -1,3 +1,3 @@
 OR_TOOLS_MAJOR=9
-OR_TOOLS_MINOR=14
-#PRE_RELEASE=YES
+OR_TOOLS_MINOR=15
+#RELEASE_CANDIDATE=YES

arm.sh

@@ -1,30 +0,0 @@
-#!/usr/bin/env bash
-# Copyright 2010-2025 Google LLC
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-set -euo pipefail
-
-#./tools/cross_compile.sh --help
-
-export PROJECT=or-tools
-#export PROJECT=glop
-
-#export TARGET=x86_64
-export TARGET=aarch64
-#export TARGET=mips64
-#export TARGET=ppc64
-
-./tools/cross_compile.sh toolchain
-./tools/cross_compile.sh build
-./tools/cross_compile.sh qemu
-./tools/cross_compile.sh test

bazel/BUILD.bazel

@@ -13,33 +13,33 @@
 
 load("@rules_python//python:pip.bzl", "compile_pip_requirements")
 
-exports_files([
-    "archive_helper.bzl",
-    "notebook_requirements.in",
-    "notebook_requirements.txt",
-    "ortools_requirements.in",
-    "ortools_requirements.txt",
-    "scip-v920.patch",
-])
+extra_args = [
+    "--no-emit-index-url",  # Prevent emitting url in .txt file when using a proxy.
+    "--reuse-hashes",  # Improve the speed of --generate-hashes by reusing the hashes from an existing output file.
+    "--verbose",
+]
 
 compile_pip_requirements(
     name = "ortools_requirements",
-    extra_args = [
-        "--allow-unsafe",  # Pin packages considered unsafe
-        "--resolver=backtracking",  # Avoid warning, new default
-    ],
-    generate_hashes = False,
-    requirements_in = "ortools_requirements.in",
+    src = "ortools_requirements.in",
+    extra_args = extra_args,
+    generate_hashes = True,
     requirements_txt = "ortools_requirements.txt",
 )
 
 compile_pip_requirements(
     name = "notebook_requirements",
-    extra_args = [
-        "--allow-unsafe",  # Pin packages considered unsafe
-        "--resolver=backtracking",  # Avoid warning, new default
-    ],
-    generate_hashes = False,
-    requirements_in = "notebook_requirements.in",
+    src = "notebook_requirements.in",
+    data = ["ortools_requirements.in"],
+    extra_args = extra_args,
+    generate_hashes = True,
     requirements_txt = "notebook_requirements.txt",
 )
+
+# To fully update `requirements.txt` files run the following commands:
+# cat /dev/null > bazel/ortools_requirements.txt
+# cat /dev/null > bazel/notebook_requirements.txt
+# bazelisk-linux-amd64 run --config=ci //bazel:ortools_requirements.update
+# bazelisk-linux-amd64 run --config=ci //bazel:notebook_requirements.update
+
+package(default_visibility = ["//visibility:public"])

bazel/docker/almalinux/Dockerfile

@@ -5,23 +5,21 @@ FROM almalinux:latest AS env
 # Install system build dependencies
 ENV PATH=/usr/local/bin:$PATH
 RUN dnf -y update \
-&& dnf -y install git wget zlib-devel gcc-toolset-13 \
+&& dnf -y install git wget zlib-devel \
 && dnf -y group install "Development Tools" \
 && dnf clean all \
 && rm -rf /var/cache/dnf
 
-RUN echo "source /opt/rh/gcc-toolset-13/enable" >> /etc/bashrc
-SHELL ["/bin/bash", "--login", "-c"]
-
 # Install Bazelisk
+ARG TARGETARCH=amd64
 RUN wget \
-https://github.com/bazelbuild/bazelisk/releases/download/v1.23.0/bazelisk-linux-amd64 \
-&& chmod +x bazelisk-linux-amd64 \
-&& mv bazelisk-linux-amd64 /usr/local/bin/bazel
+https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-linux-${TARGETARCH} \
+&& chmod +x bazelisk-linux-${TARGETARCH} \
+&& mv bazelisk-linux-${TARGETARCH} /usr/local/bin/bazel
 
 # Install Java
 RUN dnf -y update \
-&& dnf -y install java-11-openjdk java-11-openjdk-devel maven \
+&& dnf -y install java-21-openjdk java-21-openjdk-devel maven \
 && dnf clean all
 ENV JAVA_HOME=/usr/lib/jvm/java-openjdk
 
@@ -38,13 +36,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --config=ci //ortools/... //examples/...

bazel/docker/alpine/Dockerfile

@@ -4,15 +4,19 @@ FROM alpine:edge AS env
 
 # Install system build dependencies
 ENV PATH=/usr/local/bin:$PATH
-RUN apk add --no-cache git build-base linux-headers zlib-dev
-RUN apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/testing bazel7
+RUN apk add --no-cache \
+ git build-base linux-headers zlib-dev \
+ python3
+RUN apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/testing bazel8
 
 ENV JAVA_HOME=/usr/lib/jvm/default-jvm
 ENV PATH=$JAVA_HOME/bin:$PATH
 
 # Install Python
-RUN apk add --no-cache openssl python3-dev py3-pip py3-wheel py3-numpy py3-pandas
-RUN python3 -m pip install --break-system-package absl-py mypy-protobuf
+RUN apk add --no-cache \
+ openssl python3-dev py3-pip py3-wheel py3-numpy py3-pandas
+RUN python3 -m pip install --break-system-package \
+ absl-py mypy-protobuf
 
 FROM env AS devel
 WORKDIR /home/project
@@ -20,13 +24,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --config=ci //ortools/... //examples/...

bazel/docker/archlinux/Dockerfile

@@ -16,13 +16,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --config=ci //ortools/... //examples/...

bazel/docker/debian/Dockerfile

@@ -10,15 +10,12 @@ RUN apt-get update -qq \
 && apt-get install -yq default-jdk \
 && apt-get clean \
 && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
-
-# Install Bazel
-RUN curl https://bazel.build/bazel-release.pub.gpg | apt-key add -
+# Install Bazelisk
 ARG TARGETARCH=amd64
-RUN echo "deb [arch=$TARGETARCH] https://storage.googleapis.com/bazel-apt stable jdk1.8" | tee /etc/apt/sources.list.d/bazel.list
-RUN apt-get update -qq \
-&& apt-get install -yq bazel \
-&& apt-get clean \
-&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+RUN wget \
+https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-linux-${TARGETARCH} \
+&& chmod +x bazelisk-linux-${TARGETARCH} \
+&& mv bazelisk-linux-${TARGETARCH} /usr/local/bin/bazel
 
 FROM env AS devel
 WORKDIR /home/project
@@ -26,13 +23,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --config=ci //ortools/... //examples/...

bazel/docker/fedora/Dockerfile

@@ -13,10 +13,11 @@ RUN dnf -y update \
 && dnf clean all
 
 # Install Bazelisk
+ARG TARGETARCH=amd64
 RUN wget \
-https://github.com/bazelbuild/bazelisk/releases/download/v1.23.0/bazelisk-linux-amd64 \
-&& chmod +x bazelisk-linux-amd64 \
-&& mv bazelisk-linux-amd64 /usr/local/bin/bazel
+https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-linux-${TARGETARCH} \
+&& chmod +x bazelisk-linux-${TARGETARCH} \
+&& mv bazelisk-linux-${TARGETARCH} /usr/local/bin/bazel
 
 # Install Java
 RUN dnf -y update \
@@ -35,13 +36,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --java_runtime_version=remotejdk_21 --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --java_runtime_version=remotejdk_21 --config=ci //ortools/... //examples/...

bazel/docker/opensuse/Dockerfile

@@ -10,10 +10,11 @@ RUN zypper update -y \
 ENV CC=gcc CXX=g++
 
 # Install Bazelisk
+ARG TARGETARCH=amd64
 RUN wget \
-https://github.com/bazelbuild/bazelisk/releases/download/v1.23.0/bazelisk-linux-amd64 \
-&& chmod +x bazelisk-linux-amd64 \
-&& mv bazelisk-linux-amd64 /usr/local/bin/bazel
+https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-linux-${TARGETARCH} \
+&& chmod +x bazelisk-linux-${TARGETARCH} \
+&& mv bazelisk-linux-${TARGETARCH} /usr/local/bin/bazel
 
 # Install Java JDK and Maven
 RUN zypper refresh \
@@ -32,13 +33,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --config=ci //ortools/... //examples/...

bazel/docker/rockylinux/Dockerfile

@@ -1,6 +1,6 @@
 # Create a virtual environment with all tools installed
-# ref: https://hub.docker.com/_/rockylinux
-FROM rockylinux:9 AS env
+# ref: https://hub.docker.com/rockylinux/rockylinux
+FROM rockylinux/rockylinux:9 AS env
 
 # Install system build dependencies
 ENV PATH=/usr/local/bin:$PATH
@@ -14,10 +14,11 @@ RUN echo "source /opt/rh/gcc-toolset-13/enable" >> /etc/bashrc
 SHELL ["/bin/bash", "--login", "-c"]
 
 # Install Bazelisk
+ARG TARGETARCH=amd64
 RUN wget \
-https://github.com/bazelbuild/bazelisk/releases/download/v1.23.0/bazelisk-linux-amd64 \
-&& chmod +x bazelisk-linux-amd64 \
-&& mv bazelisk-linux-amd64 /usr/local/bin/bazel
+https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-linux-${TARGETARCH} \
+&& chmod +x bazelisk-linux-${TARGETARCH} \
+&& mv bazelisk-linux-${TARGETARCH} /usr/local/bin/bazel
 
 # Install Java
 RUN dnf -y update \
@@ -38,13 +39,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --config=ci //ortools/... //examples/...

bazel/docker/ubuntu/Dockerfile

@@ -15,16 +15,12 @@ RUN apt update -qq \
 && apt clean \
 && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
-# Install Bazel
-RUN apt install -y apt-transport-https curl gnupg \
-&& curl -fsSL https://bazel.build/bazel-release.pub.gpg | gpg --dearmor >bazel-archive-keyring.gpg \
-&& mv bazel-archive-keyring.gpg /usr/share/keyrings
+# Install Bazelisk
 ARG TARGETARCH=amd64
-RUN echo "deb [arch=$TARGETARCH signed-by=/usr/share/keyrings/bazel-archive-keyring.gpg] https://storage.googleapis.com/bazel-apt stable jdk1.8" | tee /etc/apt/sources.list.d/bazel.list
-RUN apt update -qq \
-&& apt install -yq bazel \
-&& apt clean \
-&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+RUN wget \
+https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-linux-${TARGETARCH} \
+&& chmod +x bazelisk-linux-${TARGETARCH} \
+&& mv bazelisk-linux-${TARGETARCH} /usr/local/bin/bazel
 
 FROM env AS devel
 WORKDIR /home/project
@@ -32,13 +28,7 @@ COPY . .
 
 FROM devel AS build
 RUN bazel version
-RUN bazel build \
- -c opt \
- --subcommands=true \
- //ortools/... //examples/...
+RUN bazel build --config=ci //ortools/... //examples/...
 
 FROM build AS test
-RUN bazel test \
- -c opt \
- --test_output=errors \
- //ortools/... //examples/...
+RUN bazel test --config=ci //ortools/... //examples/...

bazel/notebook_requirements.in

@@ -1,29 +1,12 @@
-# OR-Tools code dependencies
-absl-py==2.2.2
-immutabledict==4.2.1
-numpy==2.2.0
-protobuf==6.31.1
-requests==2.32.4
-scipy==1.14.1
-typing-extensions==4.13.1
-
-# OR-Tools build dependencies
-mypy==1.6.1
-mypy-protobuf==3.5.0
-virtualenv==20.28.1
-black==24.8.0
-
-# Example dependencies
-pandas==2.2.3
+-r ortools_requirements.in
 
 # Visualization dependencies
-svgwrite==1.4.3
 plotly==5.15.0
 
 # Notebook
 jupyterlab==4.4.8
 notebook==7.4.2
-jupyter-server==2.16.0
+jupyter-server==2.17.0
 tornado==6.5.0
 Pygments==2.19.1
 jsonschema==4.23.0

bazel/ortools_requirements.in

@@ -1,20 +1,19 @@
 # OR-Tools code dependencies
-absl-py==2.2.2
-immutabledict==4.2.1
-numpy==2.2.0
-protobuf==6.31.1
+absl-py==2.3.1
+immutabledict==4.2.2
+numpy==2.3.5
+protobuf==6.32.0
 requests==2.32.4
-scipy==1.14.1
-typing-extensions==4.13.1
+scipy==1.16.3
+typing-extensions==4.15.0
 
 # OR-Tools build dependencies
 mypy==1.6.1
 mypy-protobuf==3.5.0
-virtualenv==20.28.1
-black==24.8.0
+virtualenv==20.35.4
 
 # Example dependencies
-pandas==2.2.3
+pandas==2.3.3
 
 # Visualization dependencies
 svgwrite==1.4.3

bazel/ortools_requirements.txt

@@ -4,72 +4,435 @@
 #
 #    bazel run //bazel:ortools_requirements.update
 #
-absl-py==2.2.2
-    # via -r ortools_requirements.in
-black==24.8.0
-    # via -r ortools_requirements.in
-certifi==2024.7.4
+absl-py==2.3.1 \
+    --hash=sha256:a97820526f7fbfd2ec1bce83f3f25e3a14840dac0d8e02a0b71cd75db3f77fc9 \
+    --hash=sha256:eeecf07f0c2a93ace0772c92e596ace6d3d3996c042b2128459aaae2a76de11d
+    # via -r bazel/ortools_requirements.in
+certifi==2025.11.12 \
+    --hash=sha256:97de8790030bbd5c2d96b7ec782fc2f7820ef8dba6db909ccf95449f2d062d4b \
+    --hash=sha256:d8ab5478f2ecd78af242878415affce761ca6bc54a22a27e026d7c25357c3316
     # via requests
-charset-normalizer==3.3.2
+charset-normalizer==3.4.4 \
+    --hash=sha256:027f6de494925c0ab2a55eab46ae5129951638a49a34d87f4c3eda90f696b4ad \
+    --hash=sha256:077fbb858e903c73f6c9db43374fd213b0b6a778106bc7032446a8e8b5b38b93 \
+    --hash=sha256:0a98e6759f854bd25a58a73fa88833fba3b7c491169f86ce1180c948ab3fd394 \
+    --hash=sha256:0d3d8f15c07f86e9ff82319b3d9ef6f4bf907608f53fe9d92b28ea9ae3d1fd89 \
+    --hash=sha256:0f04b14ffe5fdc8c4933862d8306109a2c51e0704acfa35d51598eb45a1e89fc \
+    --hash=sha256:11d694519d7f29d6cd09f6ac70028dba10f92f6cdd059096db198c283794ac86 \
+    --hash=sha256:194f08cbb32dc406d6e1aea671a68be0823673db2832b38405deba2fb0d88f63 \
+    --hash=sha256:1bee1e43c28aa63cb16e5c14e582580546b08e535299b8b6158a7c9c768a1f3d \
+    --hash=sha256:21d142cc6c0ec30d2efee5068ca36c128a30b0f2c53c1c07bd78cb6bc1d3be5f \
+    --hash=sha256:2437418e20515acec67d86e12bf70056a33abdacb5cb1655042f6538d6b085a8 \
+    --hash=sha256:244bfb999c71b35de57821b8ea746b24e863398194a4014e4c76adc2bbdfeff0 \
+    --hash=sha256:2677acec1a2f8ef614c6888b5b4ae4060cc184174a938ed4e8ef690e15d3e505 \
+    --hash=sha256:277e970e750505ed74c832b4bf75dac7476262ee2a013f5574dd49075879e161 \
+    --hash=sha256:2aaba3b0819274cc41757a1da876f810a3e4d7b6eb25699253a4effef9e8e4af \
+    --hash=sha256:2b7d8f6c26245217bd2ad053761201e9f9680f8ce52f0fcd8d0755aeae5b2152 \
+    --hash=sha256:2c9d3c380143a1fedbff95a312aa798578371eb29da42106a29019368a475318 \
+    --hash=sha256:3162d5d8ce1bb98dd51af660f2121c55d0fa541b46dff7bb9b9f86ea1d87de72 \
+    --hash=sha256:31fd66405eaf47bb62e8cd575dc621c56c668f27d46a61d975a249930dd5e2a4 \
+    --hash=sha256:362d61fd13843997c1c446760ef36f240cf81d3ebf74ac62652aebaf7838561e \
+    --hash=sha256:376bec83a63b8021bb5c8ea75e21c4ccb86e7e45ca4eb81146091b56599b80c3 \
+    --hash=sha256:44c2a8734b333e0578090c4cd6b16f275e07aa6614ca8715e6c038e865e70576 \
+    --hash=sha256:47cc91b2f4dd2833fddaedd2893006b0106129d4b94fdb6af1f4ce5a9965577c \
+    --hash=sha256:4902828217069c3c5c71094537a8e623f5d097858ac6ca8252f7b4d10b7560f1 \
+    --hash=sha256:4bd5d4137d500351a30687c2d3971758aac9a19208fc110ccb9d7188fbe709e8 \
+    --hash=sha256:4fe7859a4e3e8457458e2ff592f15ccb02f3da787fcd31e0183879c3ad4692a1 \
+    --hash=sha256:542d2cee80be6f80247095cc36c418f7bddd14f4a6de45af91dfad36d817bba2 \
+    --hash=sha256:554af85e960429cf30784dd47447d5125aaa3b99a6f0683589dbd27e2f45da44 \
+    --hash=sha256:5833d2c39d8896e4e19b689ffc198f08ea58116bee26dea51e362ecc7cd3ed26 \
+    --hash=sha256:5947809c8a2417be3267efc979c47d76a079758166f7d43ef5ae8e9f92751f88 \
+    --hash=sha256:5ae497466c7901d54b639cf42d5b8c1b6a4fead55215500d2f486d34db48d016 \
+    --hash=sha256:5bd2293095d766545ec1a8f612559f6b40abc0eb18bb2f5d1171872d34036ede \
+    --hash=sha256:5bfbb1b9acf3334612667b61bd3002196fe2a1eb4dd74d247e0f2a4d50ec9bbf \
+    --hash=sha256:5cb4d72eea50c8868f5288b7f7f33ed276118325c1dfd3957089f6b519e1382a \
+    --hash=sha256:5dbe56a36425d26d6cfb40ce79c314a2e4dd6211d51d6d2191c00bed34f354cc \
+    --hash=sha256:5f819d5fe9234f9f82d75bdfa9aef3a3d72c4d24a6e57aeaebba32a704553aa0 \
+    --hash=sha256:64b55f9dce520635f018f907ff1b0df1fdc31f2795a922fb49dd14fbcdf48c84 \
+    --hash=sha256:6515f3182dbe4ea06ced2d9e8666d97b46ef4c75e326b79bb624110f122551db \
+    --hash=sha256:65e2befcd84bc6f37095f5961e68a6f077bf44946771354a28ad434c2cce0ae1 \
+    --hash=sha256:6aee717dcfead04c6eb1ce3bd29ac1e22663cdea57f943c87d1eab9a025438d7 \
+    --hash=sha256:6b39f987ae8ccdf0d2642338faf2abb1862340facc796048b604ef14919e55ed \
+    --hash=sha256:6e1fcf0720908f200cd21aa4e6750a48ff6ce4afe7ff5a79a90d5ed8a08296f8 \
+    --hash=sha256:74018750915ee7ad843a774364e13a3db91682f26142baddf775342c3f5b1133 \
+    --hash=sha256:74664978bb272435107de04e36db5a9735e78232b85b77d45cfb38f758efd33e \
+    --hash=sha256:74bb723680f9f7a6234dcf67aea57e708ec1fbdf5699fb91dfd6f511b0a320ef \
+    --hash=sha256:752944c7ffbfdd10c074dc58ec2d5a8a4cd9493b314d367c14d24c17684ddd14 \
+    --hash=sha256:778d2e08eda00f4256d7f672ca9fef386071c9202f5e4607920b86d7803387f2 \
+    --hash=sha256:780236ac706e66881f3b7f2f32dfe90507a09e67d1d454c762cf642e6e1586e0 \
+    --hash=sha256:798d75d81754988d2565bff1b97ba5a44411867c0cf32b77a7e8f8d84796b10d \
+    --hash=sha256:799a7a5e4fb2d5898c60b640fd4981d6a25f1c11790935a44ce38c54e985f828 \
+    --hash=sha256:7a32c560861a02ff789ad905a2fe94e3f840803362c84fecf1851cb4cf3dc37f \
+    --hash=sha256:7c308f7e26e4363d79df40ca5b2be1c6ba9f02bdbccfed5abddb7859a6ce72cf \
+    --hash=sha256:7fa17817dc5625de8a027cb8b26d9fefa3ea28c8253929b8d6649e705d2835b6 \
+    --hash=sha256:81d5eb2a312700f4ecaa977a8235b634ce853200e828fbadf3a9c50bab278328 \
+    --hash=sha256:82004af6c302b5d3ab2cfc4cc5f29db16123b1a8417f2e25f9066f91d4411090 \
+    --hash=sha256:837c2ce8c5a65a2035be9b3569c684358dfbf109fd3b6969630a87535495ceaa \
+    --hash=sha256:840c25fb618a231545cbab0564a799f101b63b9901f2569faecd6b222ac72381 \
+    --hash=sha256:8a6562c3700cce886c5be75ade4a5db4214fda19fede41d9792d100288d8f94c \
+    --hash=sha256:8af65f14dc14a79b924524b1e7fffe304517b2bff5a58bf64f30b98bbc5079eb \
+    --hash=sha256:8ef3c867360f88ac904fd3f5e1f902f13307af9052646963ee08ff4f131adafc \
+    --hash=sha256:94537985111c35f28720e43603b8e7b43a6ecfb2ce1d3058bbe955b73404e21a \
+    --hash=sha256:99ae2cffebb06e6c22bdc25801d7b30f503cc87dbd283479e7b606f70aff57ec \
+    --hash=sha256:9a26f18905b8dd5d685d6d07b0cdf98a79f3c7a918906af7cc143ea2e164c8bc \
+    --hash=sha256:9b35f4c90079ff2e2edc5b26c0c77925e5d2d255c42c74fdb70fb49b172726ac \
+    --hash=sha256:9cd98cdc06614a2f768d2b7286d66805f94c48cde050acdbbb7db2600ab3197e \
+    --hash=sha256:9d1bb833febdff5c8927f922386db610b49db6e0d4f4ee29601d71e7c2694313 \
+    --hash=sha256:9f7fcd74d410a36883701fafa2482a6af2ff5ba96b9a620e9e0721e28ead5569 \
+    --hash=sha256:a59cb51917aa591b1c4e6a43c132f0cdc3c76dbad6155df4e28ee626cc77a0a3 \
+    --hash=sha256:a61900df84c667873b292c3de315a786dd8dac506704dea57bc957bd31e22c7d \
+    --hash=sha256:a79cfe37875f822425b89a82333404539ae63dbdddf97f84dcbc3d339aae9525 \
+    --hash=sha256:a8a8b89589086a25749f471e6a900d3f662d1d3b6e2e59dcecf787b1cc3a1894 \
+    --hash=sha256:a8bf8d0f749c5757af2142fe7903a9df1d2e8aa3841559b2bad34b08d0e2bcf3 \
+    --hash=sha256:a9768c477b9d7bd54bc0c86dbaebdec6f03306675526c9927c0e8a04e8f94af9 \
+    --hash=sha256:ac1c4a689edcc530fc9d9aa11f5774b9e2f33f9a0c6a57864e90908f5208d30a \
+    --hash=sha256:af2d8c67d8e573d6de5bc30cdb27e9b95e49115cd9baad5ddbd1a6207aaa82a9 \
+    --hash=sha256:b435cba5f4f750aa6c0a0d92c541fb79f69a387c91e61f1795227e4ed9cece14 \
+    --hash=sha256:b5b290ccc2a263e8d185130284f8501e3e36c5e02750fc6b6bdeb2e9e96f1e25 \
+    --hash=sha256:b5d84d37db046c5ca74ee7bb47dd6cbc13f80665fdde3e8040bdd3fb015ecb50 \
+    --hash=sha256:b7cf1017d601aa35e6bb650b6ad28652c9cd78ee6caff19f3c28d03e1c80acbf \
+    --hash=sha256:bc7637e2f80d8530ee4a78e878bce464f70087ce73cf7c1caf142416923b98f1 \
+    --hash=sha256:c0463276121fdee9c49b98908b3a89c39be45d86d1dbaa22957e38f6321d4ce3 \
+    --hash=sha256:c4ef880e27901b6cc782f1b95f82da9313c0eb95c3af699103088fa0ac3ce9ac \
+    --hash=sha256:c8ae8a0f02f57a6e61203a31428fa1d677cbe50c93622b4149d5c0f319c1d19e \
+    --hash=sha256:ca5862d5b3928c4940729dacc329aa9102900382fea192fc5e52eb69d6093815 \
+    --hash=sha256:cb01158d8b88ee68f15949894ccc6712278243d95f344770fa7593fa2d94410c \
+    --hash=sha256:cb6254dc36b47a990e59e1068afacdcd02958bdcce30bb50cc1700a8b9d624a6 \
+    --hash=sha256:cc00f04ed596e9dc0da42ed17ac5e596c6ccba999ba6bd92b0e0aef2f170f2d6 \
+    --hash=sha256:cd09d08005f958f370f539f186d10aec3377d55b9eeb0d796025d4886119d76e \
+    --hash=sha256:cd4b7ca9984e5e7985c12bc60a6f173f3c958eae74f3ef6624bb6b26e2abbae4 \
+    --hash=sha256:ce8a0633f41a967713a59c4139d29110c07e826d131a316b50ce11b1d79b4f84 \
+    --hash=sha256:cead0978fc57397645f12578bfd2d5ea9138ea0fac82b2f63f7f7c6877986a69 \
+    --hash=sha256:d055ec1e26e441f6187acf818b73564e6e6282709e9bcb5b63f5b23068356a15 \
+    --hash=sha256:d1f13550535ad8cff21b8d757a3257963e951d96e20ec82ab44bc64aeb62a191 \
+    --hash=sha256:d9c7f57c3d666a53421049053eaacdd14bbd0a528e2186fcb2e672effd053bb0 \
+    --hash=sha256:d9e45d7faa48ee908174d8fe84854479ef838fc6a705c9315372eacbc2f02897 \
+    --hash=sha256:da3326d9e65ef63a817ecbcc0df6e94463713b754fe293eaa03da99befb9a5bd \
+    --hash=sha256:de00632ca48df9daf77a2c65a484531649261ec9f25489917f09e455cb09ddb2 \
+    --hash=sha256:e1f185f86a6f3403aa2420e815904c67b2f9ebc443f045edd0de921108345794 \
+    --hash=sha256:e824f1492727fa856dd6eda4f7cee25f8518a12f3c4a56a74e8095695089cf6d \
+    --hash=sha256:e912091979546adf63357d7e2ccff9b44f026c075aeaf25a52d0e95ad2281074 \
+    --hash=sha256:eaabd426fe94daf8fd157c32e571c85cb12e66692f15516a83a03264b08d06c3 \
+    --hash=sha256:ebf3e58c7ec8a8bed6d66a75d7fb37b55e5015b03ceae72a8e7c74495551e224 \
+    --hash=sha256:ecaae4149d99b1c9e7b88bb03e3221956f68fd6d50be2ef061b2381b61d20838 \
+    --hash=sha256:eecbc200c7fd5ddb9a7f16c7decb07b566c29fa2161a16cf67b8d068bd21690a \
+    --hash=sha256:f155a433c2ec037d4e8df17d18922c3a0d9b3232a396690f17175d2946f0218d \
+    --hash=sha256:f1e34719c6ed0b92f418c7c780480b26b5d9c50349e9a9af7d76bf757530350d \
+    --hash=sha256:f34be2938726fc13801220747472850852fe6b1ea75869a048d6f896838c896f \
+    --hash=sha256:f820802628d2694cb7e56db99213f930856014862f3fd943d290ea8438d07ca8 \
+    --hash=sha256:f8bf04158c6b607d747e93949aa60618b61312fe647a6369f88ce2ff16043490 \
+    --hash=sha256:f8e160feb2aed042cd657a72acc0b481212ed28b1b9a95c0cee1621b524e1966 \
+    --hash=sha256:f9d332f8c2a2fcbffe1378594431458ddbef721c1769d78e2cbc06280d8155f9 \
+    --hash=sha256:fa09f53c465e532f4d3db095e0c55b615f010ad81803d383195b6b5ca6cbf5f3 \
+    --hash=sha256:faa3a41b2b66b6e50f84ae4a68c64fcd0c44355741c6374813a800cd6695db9e \
+    --hash=sha256:fd44c878ea55ba351104cb93cc85e74916eb8fa440ca7903e57575e97394f608
     # via requests
-click==8.1.3
-    # via black
-distlib==0.3.7
+distlib==0.4.0 \
+    --hash=sha256:9659f7d87e46584a30b5780e43ac7a2143098441670ff0a49d5f9034c54a6c16 \
+    --hash=sha256:feec40075be03a04501a973d81f633735b4b69f98b05450592310c0f401a4e0d
     # via virtualenv
-filelock==3.12.2
+filelock==3.20.1 \
+    --hash=sha256:15d9e9a67306188a44baa72f569d2bfd803076269365fdea0934385da4dc361a \
+    --hash=sha256:b8360948b351b80f420878d8516519a2204b07aefcdcfd24912a5d33127f188c
     # via virtualenv
-idna==3.7
+idna==3.11 \
+    --hash=sha256:771a87f49d9defaf64091e6e6fe9c18d4833f140bd19464795bc32d966ca37ea \
+    --hash=sha256:795dafcc9c04ed0c1fb032c2aa73654d8e8c5023a7df64a53f39190ada629902
     # via requests
-immutabledict==4.2.1
-    # via -r ortools_requirements.in
-mypy==1.6.1
-    # via -r ortools_requirements.in
-mypy-extensions==1.0.0
+immutabledict==4.2.2 \
+    --hash=sha256:97c31d098a2c850e93a958badeef765e4736ed7942ec73e439facd764a3a7217 \
+    --hash=sha256:cb6ed3090df593148f94cb407d218ca526fd2639694afdb553dc4f50ce6feeca
+    # via -r bazel/ortools_requirements.in
+mypy==1.6.1 \
+    --hash=sha256:19f905bcfd9e167159b3d63ecd8cb5e696151c3e59a1742e79bc3bcb540c42c7 \
+    --hash=sha256:21a1ad938fee7d2d96ca666c77b7c494c3c5bd88dff792220e1afbebb2925b5e \
+    --hash=sha256:40b1844d2e8b232ed92e50a4bd11c48d2daa351f9deee6c194b83bf03e418b0c \
+    --hash=sha256:41697773aa0bf53ff917aa077e2cde7aa50254f28750f9b88884acea38a16169 \
+    --hash=sha256:49ae115da099dcc0922a7a895c1eec82c1518109ea5c162ed50e3b3594c71208 \
+    --hash=sha256:4c46b51de523817a0045b150ed11b56f9fff55f12b9edd0f3ed35b15a2809de0 \
+    --hash=sha256:4cbe68ef919c28ea561165206a2dcb68591c50f3bcf777932323bc208d949cf1 \
+    --hash=sha256:4d01c00d09a0be62a4ca3f933e315455bde83f37f892ba4b08ce92f3cf44bcc1 \
+    --hash=sha256:59a0d7d24dfb26729e0a068639a6ce3500e31d6655df8557156c51c1cb874ce7 \
+    --hash=sha256:68351911e85145f582b5aa6cd9ad666c8958bcae897a1bfda8f4940472463c45 \
+    --hash=sha256:7274b0c57737bd3476d2229c6389b2ec9eefeb090bbaf77777e9d6b1b5a9d143 \
+    --hash=sha256:81af8adaa5e3099469e7623436881eff6b3b06db5ef75e6f5b6d4871263547e5 \
+    --hash=sha256:82e469518d3e9a321912955cc702d418773a2fd1e91c651280a1bda10622f02f \
+    --hash=sha256:8b27958f8c76bed8edaa63da0739d76e4e9ad4ed325c814f9b3851425582a3cd \
+    --hash=sha256:8c223fa57cb154c7eab5156856c231c3f5eace1e0bed9b32a24696b7ba3c3245 \
+    --hash=sha256:8f57e6b6927a49550da3d122f0cb983d400f843a8a82e65b3b380d3d7259468f \
+    --hash=sha256:925cd6a3b7b55dfba252b7c4561892311c5358c6b5a601847015a1ad4eb7d332 \
+    --hash=sha256:a43ef1c8ddfdb9575691720b6352761f3f53d85f1b57d7745701041053deff30 \
+    --hash=sha256:a8032e00ce71c3ceb93eeba63963b864bf635a18f6c0c12da6c13c450eedb183 \
+    --hash=sha256:b96ae2c1279d1065413965c607712006205a9ac541895004a1e0d4f281f2ff9f \
+    --hash=sha256:bb8ccb4724f7d8601938571bf3f24da0da791fe2db7be3d9e79849cb64e0ae85 \
+    --hash=sha256:bbaf4662e498c8c2e352da5f5bca5ab29d378895fa2d980630656178bd607c46 \
+    --hash=sha256:cfd13d47b29ed3bbaafaff7d8b21e90d827631afda134836962011acb5904b71 \
+    --hash=sha256:d4473c22cc296425bbbce7e9429588e76e05bc7342da359d6520b6427bf76660 \
+    --hash=sha256:d8fbb68711905f8912e5af474ca8b78d077447d8f3918997fecbf26943ff3cbb \
+    --hash=sha256:e5012e5cc2ac628177eaac0e83d622b2dd499e28253d4107a08ecc59ede3fc2c \
+    --hash=sha256:eb4f18589d196a4cbe5290b435d135dee96567e07c2b2d43b5c4621b6501531a
+    # via -r bazel/ortools_requirements.in
+mypy-extensions==1.1.0 \
+    --hash=sha256:1be4cccdb0f2482337c4743e60421de3a356cd97508abadd57d47403e94f5505 \
+    --hash=sha256:52e68efc3284861e772bbcd66823fde5ae21fd2fdb51c62a211403730b916558
+    # via mypy
+mypy-protobuf==3.5.0 \
+    --hash=sha256:0d0548c6b9a6faf14ce1a9ce2831c403a5c1f2a9363e85b1e2c51d5d57aa8393 \
+    --hash=sha256:21f270da0a9792a9dac76b0df463c027e561664ab6973c59be4e4d064dfe67dc
+    # via -r bazel/ortools_requirements.in
+numpy==2.3.5 \
+    --hash=sha256:00dc4e846108a382c5869e77c6ed514394bdeb3403461d25a829711041217d5b \
+    --hash=sha256:0472f11f6ec23a74a906a00b48a4dcf3849209696dff7c189714511268d103ae \
+    --hash=sha256:04822c00b5fd0323c8166d66c701dc31b7fbd252c100acd708c48f763968d6a3 \
+    --hash=sha256:052e8c42e0c49d2575621c158934920524f6c5da05a1d3b9bab5d8e259e045f0 \
+    --hash=sha256:09a1bea522b25109bf8e6f3027bd810f7c1085c64a0c7ce050c1676ad0ba010b \
+    --hash=sha256:0cd00b7b36e35398fa2d16af7b907b65304ef8bb4817a550e06e5012929830fa \
+    --hash=sha256:0d8163f43acde9a73c2a33605353a4f1bc4798745a8b1d73183b28e5b435ae28 \
+    --hash=sha256:1062fde1dcf469571705945b0f221b73928f34a20c904ffb45db101907c3454e \
+    --hash=sha256:11e06aa0af8c0f05104d56450d6093ee639e15f24ecf62d417329d06e522e017 \
+    --hash=sha256:17531366a2e3a9e30762c000f2c43a9aaa05728712e25c11ce1dbe700c53ad41 \
+    --hash=sha256:1978155dd49972084bd6ef388d66ab70f0c323ddee6f693d539376498720fb7e \
+    --hash=sha256:1ed1ec893cff7040a02c8aa1c8611b94d395590d553f6b53629a4461dc7f7b63 \
+    --hash=sha256:2dcd0808a421a482a080f89859a18beb0b3d1e905b81e617a188bd80422d62e9 \
+    --hash=sha256:2e2eb32ddb9ccb817d620ac1d8dae7c3f641c1e5f55f531a33e8ab97960a75b8 \
+    --hash=sha256:2feae0d2c91d46e59fcd62784a3a83b3fb677fead592ce51b5a6fbb4f95965ff \
+    --hash=sha256:3095bdb8dd297e5920b010e96134ed91d852d81d490e787beca7e35ae1d89cf7 \
+    --hash=sha256:30bc11310e8153ca664b14c5f1b73e94bd0503681fcf136a163de856f3a50139 \
+    --hash=sha256:3101e5177d114a593d79dd79658650fe28b5a0d8abeb8ce6f437c0e6df5be1a4 \
+    --hash=sha256:396084a36abdb603546b119d96528c2f6263921c50df3c8fd7cb28873a237748 \
+    --hash=sha256:3997b5b3c9a771e157f9aae01dd579ee35ad7109be18db0e85dbdbe1de06e952 \
+    --hash=sha256:414802f3b97f3c1eef41e530aaba3b3c1620649871d8cb38c6eaff034c2e16bd \
+    --hash=sha256:51c1e14eb1e154ebd80e860722f9e6ed6ec89714ad2db2d3aa33c31d7c12179b \
+    --hash=sha256:51c55fe3451421f3a6ef9a9c1439e82101c57a2c9eab9feb196a62b1a10b58ce \
+    --hash=sha256:5ee6609ac3604fa7780e30a03e5e241a7956f8e2fcfe547d51e3afa5247ac47f \
+    --hash=sha256:612a95a17655e213502f60cfb9bf9408efdc9eb1d5f50535cc6eb365d11b42b5 \
+    --hash=sha256:6203fdf9f3dc5bdaed7319ad8698e685c7a3be10819f41d32a0723e611733b42 \
+    --hash=sha256:63c0e9e7eea69588479ebf4a8a270d5ac22763cc5854e9a7eae952a3908103f7 \
+    --hash=sha256:66f85ce62c70b843bab1fb14a05d5737741e74e28c7b8b5a064de10142fad248 \
+    --hash=sha256:6cf9b429b21df6b99f4dee7a1218b8b7ffbbe7df8764dc0bd60ce8a0708fed1e \
+    --hash=sha256:70b37199913c1bd300ff6e2693316c6f869c7ee16378faf10e4f5e3275b299c3 \
+    --hash=sha256:727fd05b57df37dc0bcf1a27767a3d9a78cbbc92822445f32cc3436ba797337b \
+    --hash=sha256:74ae7b798248fe62021dbf3c914245ad45d1a6b0cb4a29ecb4b31d0bfbc4cc3e \
+    --hash=sha256:784db1dcdab56bf0517743e746dfb0f885fc68d948aba86eeec2cba234bdf1c0 \
+    --hash=sha256:86945f2ee6d10cdfd67bcb4069c1662dd711f7e2a4343db5cecec06b87cf31aa \
+    --hash=sha256:86d835afea1eaa143012a2d7a3f45a3adce2d7adc8b4961f0b362214d800846a \
+    --hash=sha256:872a5cf366aec6bb1147336480fef14c9164b154aeb6542327de4970282cd2f5 \
+    --hash=sha256:8b973c57ff8e184109db042c842423ff4f60446239bd585a5131cc47f06f789d \
+    --hash=sha256:8cba086a43d54ca804ce711b2a940b16e452807acebe7852ff327f1ecd49b0d4 \
+    --hash=sha256:8f7f0e05112916223d3f438f293abf0727e1181b5983f413dfa2fefc4098245c \
+    --hash=sha256:900218e456384ea676e24ea6a0417f030a3b07306d29d7ad843957b40a9d8d52 \
+    --hash=sha256:93eebbcf1aafdf7e2ddd44c2923e2672e1010bddc014138b229e49725b4d6be5 \
+    --hash=sha256:9c75442b2209b8470d6d5d8b1c25714270686f14c749028d2199c54e29f20b4d \
+    --hash=sha256:9ee2197ef8c4f0dfe405d835f3b6a14f5fee7782b5de51ba06fb65fc9b36e9f1 \
+    --hash=sha256:a414504bef8945eae5f2d7cb7be2d4af77c5d1cb5e20b296c2c25b61dff2900c \
+    --hash=sha256:a4b9159734b326535f4dd01d947f919c6eefd2d9827466a696c44ced82dfbc18 \
+    --hash=sha256:a80afd79f45f3c4a7d341f13acbe058d1ca8ac017c165d3fa0d3de6bc1a079d7 \
+    --hash=sha256:aa5bc7c5d59d831d9773d1170acac7893ce3a5e130540605770ade83280e7188 \
+    --hash=sha256:acfd89508504a19ed06ef963ad544ec6664518c863436306153e13e94605c218 \
+    --hash=sha256:aeffcab3d4b43712bb7a60b65f6044d444e75e563ff6180af8f98dd4b905dfd2 \
+    --hash=sha256:afaffc4393205524af9dfa400fa250143a6c3bc646c08c9f5e25a9f4b4d6a903 \
+    --hash=sha256:b0c7088a73aef3d687c4deef8452a3ac7c1be4e29ed8bf3b366c8111128ac60c \
+    --hash=sha256:b46b4ec24f7293f23adcd2d146960559aaf8020213de8ad1909dba6c013bf89c \
+    --hash=sha256:b501b5fa195cc9e24fe102f21ec0a44dffc231d2af79950b451e0d99cea02234 \
+    --hash=sha256:bf06bc2af43fa8d32d30fae16ad965663e966b1a3202ed407b84c989c3221e82 \
+    --hash=sha256:c804e3a5aba5460c73955c955bdbd5c08c354954e9270a2c1565f62e866bdc39 \
+    --hash=sha256:c8a9958e88b65c3b27e22ca2a076311636850b612d6bbfb76e8d156aacde2aaf \
+    --hash=sha256:cc0a57f895b96ec78969c34f682c602bf8da1a0270b09bc65673df2e7638ec20 \
+    --hash=sha256:cc8920d2ec5fa99875b670bb86ddeb21e295cb07aa331810d9e486e0b969d946 \
+    --hash=sha256:ccc933afd4d20aad3c00bcef049cb40049f7f196e0397f1109dba6fed63267b0 \
+    --hash=sha256:ce581db493ea1a96c0556360ede6607496e8bf9b3a8efa66e06477267bc831e9 \
+    --hash=sha256:d0f23b44f57077c1ede8c5f26b30f706498b4862d3ff0a7298b8411dd2f043ff \
+    --hash=sha256:d21644de1b609825ede2f48be98dfde4656aefc713654eeee280e37cadc4e0ad \
+    --hash=sha256:d6889ec4ec662a1a37eb4b4fb26b6100841804dac55bd9df579e326cdc146227 \
+    --hash=sha256:de5672f4a7b200c15a4127042170a694d4df43c992948f5e1af57f0174beed10 \
+    --hash=sha256:e6a0bc88393d65807d751a614207b7129a310ca4fe76a74e5c7da5fa5671417e \
+    --hash=sha256:ed89927b86296067b4f81f108a2271d8926467a8868e554eaf370fc27fa3ccaf \
+    --hash=sha256:ee3888d9ff7c14604052b2ca5535a30216aa0a58e948cdd3eeb8d3415f638769 \
+    --hash=sha256:f0963b55cdd70fad460fa4c1341f12f976bb26cb66021a5580329bd498988310 \
+    --hash=sha256:f16417ec91f12f814b10bafe79ef77e70113a2f5f7018640e7425ff979253425 \
+    --hash=sha256:f28620fe26bee16243be2b7b874da327312240a7cdc38b769a697578d2100013 \
+    --hash=sha256:f4255143f5160d0de972d28c8f9665d882b5f61309d8362fdd3e103cf7bf010c \
+    --hash=sha256:ffac52f28a7849ad7576293c0cb7b9f08304e8f7d738a8cb8a90ec4c55a998eb \
+    --hash=sha256:ffe22d2b05504f786c867c8395de703937f934272eb67586817b46188b4ded6d \
+    --hash=sha256:fffe29a1ef00883599d1dc2c51aa2e5d80afe49523c261a74933df395c15c520
     # via
-    #   black
-    #   mypy
-mypy-protobuf==3.5.0
-    # via -r ortools_requirements.in
-numpy==2.2.0
-    # via
-    #   -r ortools_requirements.in
+    #   -r bazel/ortools_requirements.in
     #   pandas
     #   scipy
-packaging==23.1
-    # via black
-pandas==2.2.3
-    # via -r ortools_requirements.in
-pathspec==0.11.1
-    # via black
-platformdirs==3.10.0
+pandas==2.3.3 \
+    --hash=sha256:0242fe9a49aa8b4d78a4fa03acb397a58833ef6199e9aa40a95f027bb3a1b6e7 \
+    --hash=sha256:1611aedd912e1ff81ff41c745822980c49ce4a7907537be8692c8dbc31924593 \
+    --hash=sha256:1b07204a219b3b7350abaae088f451860223a52cfb8a6c53358e7948735158e5 \
+    --hash=sha256:1d37b5848ba49824e5c30bedb9c830ab9b7751fd049bc7914533e01c65f79791 \
+    --hash=sha256:23ebd657a4d38268c7dfbdf089fbc31ea709d82e4923c5ffd4fbd5747133ce73 \
+    --hash=sha256:2462b1a365b6109d275250baaae7b760fd25c726aaca0054649286bcfbb3e8ec \
+    --hash=sha256:28083c648d9a99a5dd035ec125d42439c6c1c525098c58af0fc38dd1a7a1b3d4 \
+    --hash=sha256:2e3ebdb170b5ef78f19bfb71b0dc5dc58775032361fa188e814959b74d726dd5 \
+    --hash=sha256:318d77e0e42a628c04dc56bcef4b40de67918f7041c2b061af1da41dcff670ac \
+    --hash=sha256:371a4ab48e950033bcf52b6527eccb564f52dc826c02afd9a1bc0ab731bba084 \
+    --hash=sha256:376c6446ae31770764215a6c937f72d917f214b43560603cd60da6408f183b6c \
+    --hash=sha256:3869faf4bd07b3b66a9f462417d0ca3a9df29a9f6abd5d0d0dbab15dac7abe87 \
+    --hash=sha256:3fd2f887589c7aa868e02632612ba39acb0b8948faf5cc58f0850e165bd46f35 \
+    --hash=sha256:4793891684806ae50d1288c9bae9330293ab4e083ccd1c5e383c34549c6e4250 \
+    --hash=sha256:4e0a175408804d566144e170d0476b15d78458795bb18f1304fb94160cabf40c \
+    --hash=sha256:503cf027cf9940d2ceaa1a93cfb5f8c8c7e6e90720a2850378f0b3f3b1e06826 \
+    --hash=sha256:5554c929ccc317d41a5e3d1234f3be588248e61f08a74dd17c9eabb535777dc9 \
+    --hash=sha256:56851a737e3470de7fa88e6131f41281ed440d29a9268dcbf0002da5ac366713 \
+    --hash=sha256:5caf26f64126b6c7aec964f74266f435afef1c1b13da3b0636c7518a1fa3e2b1 \
+    --hash=sha256:602b8615ebcc4a0c1751e71840428ddebeb142ec02c786e8ad6b1ce3c8dec523 \
+    --hash=sha256:6253c72c6a1d990a410bc7de641d34053364ef8bcd3126f7e7450125887dffe3 \
+    --hash=sha256:6435cb949cb34ec11cc9860246ccb2fdc9ecd742c12d3304989017d53f039a78 \
+    --hash=sha256:6d21f6d74eb1725c2efaa71a2bfc661a0689579b58e9c0ca58a739ff0b002b53 \
+    --hash=sha256:6d2cefc361461662ac48810cb14365a365ce864afe85ef1f447ff5a1e99ea81c \
+    --hash=sha256:74ecdf1d301e812db96a465a525952f4dde225fdb6d8e5a521d47e1f42041e21 \
+    --hash=sha256:75ea25f9529fdec2d2e93a42c523962261e567d250b0013b16210e1d40d7c2e5 \
+    --hash=sha256:854d00d556406bffe66a4c0802f334c9ad5a96b4f1f868adf036a21b11ef13ff \
+    --hash=sha256:8fe25fc7b623b0ef6b5009149627e34d2a4657e880948ec3c840e9402e5c1b45 \
+    --hash=sha256:900f47d8f20860de523a1ac881c4c36d65efcb2eb850e6948140fa781736e110 \
+    --hash=sha256:93c2d9ab0fc11822b5eece72ec9587e172f63cff87c00b062f6e37448ced4493 \
+    --hash=sha256:a16dcec078a01eeef8ee61bf64074b4e524a2a3f4b3be9326420cabe59c4778b \
+    --hash=sha256:a21d830e78df0a515db2b3d2f5570610f5e6bd2e27749770e8bb7b524b89b450 \
+    --hash=sha256:a45c765238e2ed7d7c608fc5bc4a6f88b642f2f01e70c0c23d2224dd21829d86 \
+    --hash=sha256:a637c5cdfa04b6d6e2ecedcb81fc52ffb0fd78ce2ebccc9ea964df9f658de8c8 \
+    --hash=sha256:a68e15f780eddf2b07d242e17a04aa187a7ee12b40b930bfdd78070556550e98 \
+    --hash=sha256:b3d11d2fda7eb164ef27ffc14b4fcab16a80e1ce67e9f57e19ec0afaf715ba89 \
+    --hash=sha256:b468d3dad6ff947df92dcb32ede5b7bd41a9b3cceef0a30ed925f6d01fb8fa66 \
+    --hash=sha256:b98560e98cb334799c0b07ca7967ac361a47326e9b4e5a7dfb5ab2b1c9d35a1b \
+    --hash=sha256:bdcd9d1167f4885211e401b3036c0c8d9e274eee67ea8d0758a256d60704cfe8 \
+    --hash=sha256:bf1f8a81d04ca90e32a0aceb819d34dbd378a98bf923b6398b9a3ec0bf44de29 \
+    --hash=sha256:c46467899aaa4da076d5abc11084634e2d197e9460643dd455ac3db5856b24d6 \
+    --hash=sha256:c4fc4c21971a1a9f4bdb4c73978c7f7256caa3e62b323f70d6cb80db583350bc \
+    --hash=sha256:c503ba5216814e295f40711470446bc3fd00f0faea8a086cbc688808e26f92a2 \
+    --hash=sha256:d051c0e065b94b7a3cea50eb1ec32e912cd96dba41647eb24104b6c6c14c5788 \
+    --hash=sha256:d3e28b3e83862ccf4d85ff19cf8c20b2ae7e503881711ff2d534dc8f761131aa \
+    --hash=sha256:db4301b2d1f926ae677a751eb2bd0e8c5f5319c9cb3f88b0becbbb0b07b34151 \
+    --hash=sha256:dd7478f1463441ae4ca7308a70e90b33470fa593429f9d4c578dd00d1fa78838 \
+    --hash=sha256:e05e1af93b977f7eafa636d043f9f94c7ee3ac81af99c13508215942e64c993b \
+    --hash=sha256:e19d192383eab2f4ceb30b412b22ea30690c9e618f78870357ae1d682912015a \
+    --hash=sha256:e32e7cc9af0f1cc15548288a51a3b681cc2a219faa838e995f7dc53dbab1062d \
+    --hash=sha256:ecaf1e12bdc03c86ad4a7ea848d66c685cb6851d807a26aa245ca3d2017a1908 \
+    --hash=sha256:ee15f284898e7b246df8087fc82b87b01686f98ee67d85a17b7ab44143a3a9a0 \
+    --hash=sha256:ee67acbbf05014ea6c763beb097e03cd629961c8a632075eeb34247120abcb4b \
+    --hash=sha256:f086f6fe114e19d92014a1966f43a3e62285109afe874f067f5abbdcbb10e59c \
+    --hash=sha256:f8bfc0e12dc78f777f323f55c58649591b2cd0c43534e8355c51d3fede5f4dee
+    # via -r bazel/ortools_requirements.in
+platformdirs==4.5.1 \
+    --hash=sha256:61d5cdcc6065745cdd94f0f878977f8de9437be93de97c1c12f853c9c0cdcbda \
+    --hash=sha256:d03afa3963c806a9bed9d5125c8f4cb2fdaf74a55ab60e5d59b3fde758104d31
+    # via virtualenv
+protobuf==6.32.0 \
+    --hash=sha256:15eba1b86f193a407607112ceb9ea0ba9569aed24f93333fe9a497cf2fda37d3 \
+    --hash=sha256:501fe6372fd1c8ea2a30b4d9be8f87955a64d6be9c88a973996cef5ef6f0abf1 \
+    --hash=sha256:75a2aab2bd1aeb1f5dc7c5f33bcb11d82ea8c055c9becbb41c26a8c43fd7092c \
+    --hash=sha256:7db8ed09024f115ac877a1427557b838705359f047b2ff2f2b2364892d19dacb \
+    --hash=sha256:84f9e3c1ff6fb0308dbacb0950d8aa90694b0d0ee68e75719cb044b7078fe741 \
+    --hash=sha256:a81439049127067fc49ec1d36e25c6ee1d1a2b7be930675f919258d03c04e7d2 \
+    --hash=sha256:a8bdbb2f009cfc22a36d031f22a625a38b615b5e19e558a7b756b3279723e68e \
+    --hash=sha256:ba377e5b67b908c8f3072a57b63e2c6a4cbd18aea4ed98d2584350dbf46f2783 \
+    --hash=sha256:d52691e5bee6c860fff9a1c86ad26a13afbeb4b168cd4445c922b7e2cf85aaf0
     # via
-    #   black
-    #   virtualenv
-protobuf==6.31.1
-    # via
-    #   -r ortools_requirements.in
+    #   -r bazel/ortools_requirements.in
     #   mypy-protobuf
-python-dateutil==2.8.2
+python-dateutil==2.9.0.post0 \
+    --hash=sha256:a8b2bc7bffae282281c8140a97d3aa9c14da0b136dfe83f850eea9a5f7470427
     # via pandas
-pytz==2022.7.1
+pytz==2025.2 \
+    --hash=sha256:360b9e3dbb49a209c21ad61809c7fb453643e048b38924c765813546746e81c3 \
+    --hash=sha256:5ddf76296dd8c44c26eb8f4b6f35488f3ccbf6fbbd7adee0b7262d43f0ec2f00
     # via pandas
-requests==2.32.4
-    # via -r ortools_requirements.in
-scipy==1.14.1
-    # via -r ortools_requirements.in
-six==1.16.0
+requests==2.32.4 \
+    --hash=sha256:27babd3cda2a6d50b30443204ee89830707d396671944c998b5975b031ac2b2c \
+    --hash=sha256:27d0316682c8a29834d3264820024b62a36942083d52caf2f14c0591336d3422
+    # via -r bazel/ortools_requirements.in
+scipy==1.16.3 \
+    --hash=sha256:0151a0749efeaaab78711c78422d413c583b8cdd2011a3c1d6c794938ee9fdb2 \
+    --hash=sha256:01e87659402762f43bd2fee13370553a17ada367d42e7487800bf2916535aecb \
+    --hash=sha256:03192a35e661470197556de24e7cb1330d84b35b94ead65c46ad6f16f6b28f2a \
+    --hash=sha256:0553371015692a898e1aa858fed67a3576c34edefa6b7ebdb4e9dde49ce5c203 \
+    --hash=sha256:062246acacbe9f8210de8e751b16fc37458213f124bef161a5a02c7a39284304 \
+    --hash=sha256:0c3b4dd3d9b08dbce0f3440032c52e9e2ab9f96ade2d3943313dfe51a7056959 \
+    --hash=sha256:0c623a54f7b79dd88ef56da19bc2873afec9673a48f3b85b18e4d402bdd29a5a \
+    --hash=sha256:16b8bc35a4cc24db80a0ec836a9286d0e31b2503cb2fd7ff7fb0e0374a97081d \
+    --hash=sha256:1fb2472e72e24d1530debe6ae078db70fb1605350c88a3d14bc401d6306dbffe \
+    --hash=sha256:21d9d6b197227a12dcbf9633320a4e34c6b0e51c57268df255a0942983bac562 \
+    --hash=sha256:2a207a6ce9c24f1951241f4693ede2d393f59c07abc159b2cb2be980820e01fb \
+    --hash=sha256:2b71d93c8a9936046866acebc915e2af2e292b883ed6e2cbe5c34beb094b82d9 \
+    --hash=sha256:2d1ae2cf0c350e7705168ff2429962a89ad90c2d49d1dd300686d8b2a5af22fc \
+    --hash=sha256:3a4c460301fb2cffb7f88528f30b3127742cff583603aa7dc964a52c463b385d \
+    --hash=sha256:3d4a07a8e785d80289dfe66b7c27d8634a773020742ec7187b85ccc4b0e7b686 \
+    --hash=sha256:40be6cf99e68b6c4321e9f8782e7d5ff8265af28ef2cd56e9c9b2638fa08ad97 \
+    --hash=sha256:4aff59800a3b7f786b70bfd6ab551001cb553244988d7d6b8299cb1ea653b353 \
+    --hash=sha256:50a3dbf286dbc7d84f176f9a1574c705f277cb6565069f88f60db9eafdbe3ee2 \
+    --hash=sha256:532fb5ad6a87e9e9cd9c959b106b73145a03f04c7d57ea3e6f6bb60b86ab0876 \
+    --hash=sha256:53c3844d527213631e886621df5695d35e4f6a75f620dca412bcd292f6b87d78 \
+    --hash=sha256:56edc65510d1331dae01ef9b658d428e33ed48b4f77b1d51caf479a0253f96dc \
+    --hash=sha256:57d01cb6f85e34f0946b33caa66e892aae072b64b034183f3d87c4025802a119 \
+    --hash=sha256:5803c5fadd29de0cf27fa08ccbfe7a9e5d741bf63e4ab1085437266f12460ff9 \
+    --hash=sha256:6020470b9d00245926f2d5bb93b119ca0340f0d564eb6fbaad843eaebf9d690f \
+    --hash=sha256:63d3cdacb8a824a295191a723ee5e4ea7768ca5ca5f2838532d9f2e2b3ce2135 \
+    --hash=sha256:663b8d66a8748051c3ee9c96465fb417509315b99c71550fda2591d7dd634234 \
+    --hash=sha256:72d1717fd3b5e6ec747327ce9bda32d5463f472c9dce9f54499e81fbd50245a1 \
+    --hash=sha256:7dc1360c06535ea6116a2220f760ae572db9f661aba2d88074fe30ec2aa1ff88 \
+    --hash=sha256:7f68154688c515cdb541a31ef8eb66d8cd1050605be9dcd74199cbd22ac739bc \
+    --hash=sha256:81fc5827606858cf71446a5e98715ba0e11f0dbc83d71c7409d05486592a45d6 \
+    --hash=sha256:875555ce62743e1d54f06cdf22c1e0bc47b91130ac40fe5d783b6dfa114beeb6 \
+    --hash=sha256:8b3c820ddb80029fe9f43d61b81d8b488d3ef8ca010d15122b152db77dc94c22 \
+    --hash=sha256:8be1ca9170fcb6223cc7c27f4305d680ded114a1567c0bd2bfcbf947d1b17511 \
+    --hash=sha256:8d09d72dc92742988b0e7750bddb8060b0c7079606c0d24a8cc8e9c9c11f9079 \
+    --hash=sha256:9452781bd879b14b6f055b26643703551320aa8d79ae064a71df55c00286a184 \
+    --hash=sha256:96491a6a54e995f00a28a3c3badfff58fd093bf26cd5fb34a2188c8c756a3a2c \
+    --hash=sha256:9b9c9c07b6d56a35777a1b4cc8966118fb16cfd8daf6743867d17d36cfad2d40 \
+    --hash=sha256:a8a26c78ef223d3e30920ef759e25625a0ecdd0d60e5a8818b7513c3e5384cf2 \
+    --hash=sha256:aadd23f98f9cb069b3bd64ddc900c4d277778242e961751f77a8cb5c4b946fb0 \
+    --hash=sha256:b7180967113560cca57418a7bc719e30366b47959dd845a93206fbed693c867e \
+    --hash=sha256:b7c5f1bda1354d6a19bc6af73a649f8285ca63ac6b52e64e658a5a11d4d69800 \
+    --hash=sha256:b81c27fc41954319a943d43b20e07c40bdcd3ff7cf013f4fb86286faefe546c4 \
+    --hash=sha256:bb61878c18a470021fb515a843dc7a76961a8daceaaaa8bad1332f1bf4b54657 \
+    --hash=sha256:bea0a62734d20d67608660f69dcda23e7f90fb4ca20974ab80b6ed40df87a005 \
+    --hash=sha256:c5192722cffe15f9329a3948c4b1db789fbb1f05c97899187dcf009b283aea70 \
+    --hash=sha256:c97176013d404c7346bf57874eaac5187d969293bf40497140b0a2b2b7482e07 \
+    --hash=sha256:cd13e354df9938598af2be05822c323e97132d5e6306b83a3b4ee6724c6e522e \
+    --hash=sha256:d2ec56337675e61b312179a1ad124f5f570c00f920cc75e1000025451b88241c \
+    --hash=sha256:d3837938ae715fc0fe3c39c0202de3a8853aff22ca66781ddc2ade7554b7e2cc \
+    --hash=sha256:d9f48cafc7ce94cf9b15c6bffdc443a81a27bf7075cf2dcd5c8b40f85d10c4e7 \
+    --hash=sha256:da7763f55885045036fabcebd80144b757d3db06ab0861415d1c3b7c69042146 \
+    --hash=sha256:deb3841c925eeddb6afc1e4e4a45e418d19ec7b87c5df177695224078e8ec733 \
+    --hash=sha256:e1d27cbcb4602680a49d787d90664fa4974063ac9d4134813332a8c53dbe667c \
+    --hash=sha256:e5d42a9472e7579e473879a1990327830493a7047506d58d73fc429b84c1d49d \
+    --hash=sha256:e7efa2681ea410b10dde31a52b18b0154d66f2485328830e45fdf183af5aefc6 \
+    --hash=sha256:eab43fae33a0c39006a88096cd7b4f4ef545ea0447d250d5ac18202d40b6611d \
+    --hash=sha256:f2622206f5559784fa5c4b53a950c3c7c1cf3e84ca1b9c4b6c03f062f289ca26 \
+    --hash=sha256:f379b54b77a597aa7ee5e697df0d66903e41b9c85a6dd7946159e356319158e8 \
+    --hash=sha256:f667a4542cc8917af1db06366d3f78a5c8e83badd56409f94d1eac8d8d9133fa \
+    --hash=sha256:fb4b29f4cf8cc5a8d628bc8d8e26d12d7278cd1f219f22698a378c3d67db5e4b \
+    --hash=sha256:ffa6eea95283b2b8079b821dc11f50a17d0571c92b43e2b5b12764dc5f9b285d
+    # via -r bazel/ortools_requirements.in
+six==1.17.0 \
+    --hash=sha256:4721f391ed90541fddacab5acf947aa0d3dc7d27b2e1e8eda2be8970586c3274 \
+    --hash=sha256:ff70335d468e7eb6ec65b95b99d3a2836546063f63acc5171de367e834932a81
     # via python-dateutil
-svgwrite==1.4.3
-    # via -r ortools_requirements.in
-types-protobuf==4.24.0.0
+svgwrite==1.4.3 \
+    --hash=sha256:bb6b2b5450f1edbfa597d924f9ac2dd099e625562e492021d7dd614f65f8a22d
+    # via -r bazel/ortools_requirements.in
+types-protobuf==6.32.1.20251105 \
+    --hash=sha256:641002611ff87dd9fedc38a39a29cacb9907ae5ce61489b53e99ca2074bef764 \
+    --hash=sha256:a15109d38f7cfefd2539ef86d3f93a6a41c7cad53924f8aa1a51eaddbb72a660
     # via mypy-protobuf
-typing-extensions==4.13.1
+typing-extensions==4.15.0 \
+    --hash=sha256:0cea48d173cc12fa28ecabc3b837ea3cf6f38c6d1136f85cbaaf598984861466 \
+    --hash=sha256:f0fa19c6845758ab08074a0cfa8b7aecb71c999ca73d62883bc25cc018c4e548
     # via
-    #   -r ortools_requirements.in
+    #   -r bazel/ortools_requirements.in
     #   mypy
-tzdata==2023.3
+tzdata==2025.3 \
+    --hash=sha256:06a47e5700f3081aab02b2e513160914ff0694bce9947d6b76ebd6bf57cfc5d1 \
+    --hash=sha256:de39c2ca5dc7b0344f2eba86f49d614019d29f060fc4ebc8a417896a620b56a7
     # via pandas
-urllib3==2.5.0
+urllib3==2.6.3 \
+    --hash=sha256:1b62b6884944a57dbe321509ab94fd4d3b307075e0c2eae991ac71ee15ad38ed \
+    --hash=sha256:bf272323e553dfb2e87d9bfd225ca7b0f467b919d7bbd355436d3fd37cb0acd4
     # via requests
-virtualenv==20.28.1
-    # via -r ortools_requirements.in
+virtualenv==20.35.4 \
+    --hash=sha256:643d3914d73d3eeb0c552cbb12d7e82adf0e504dbf86a3182f8771a153a1971c \
+    --hash=sha256:c21c9cede36c9753eeade68ba7d523529f228a403463376cf821eaae2b650f1b
+    # via -r bazel/ortools_requirements.in

bazel/run_binary_test.bzl.orig

@@ -0,0 +1,94 @@
+# Copyright 2010-2025 Google LLC
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""run_binary_test will run a xx_binary as test with the given args.
+"""
+
+load("@bazel_skylib//rules:expand_template.bzl", "expand_template")
+load("@rules_shell//shell:sh_test.bzl", "sh_test")
+
+def parse_label(label):
+    """Parse a label into (package, name).
+
+    Args:
+      label: string in relative or absolute form.
+
+    Returns:
+      Pair of strings: package, relative_name
+
+    Raises:
+      ValueError for malformed label (does not do an exhaustive validation)
+    """
+    if label.startswith("//"):
+        label = label[2:]  # drop the leading //
+        colon_split = label.split(":")
+        if len(colon_split) == 1:  # no ":" in label
+            pkg = label
+            _, _, target = label.rpartition("/")
+        else:
+            pkg, target = colon_split  # fails if len(colon_split) != 2
+    else:
+        colon_split = label.split(":")
+        if len(colon_split) == 1:  # no ":" in label
+            pkg, target = native.package_name(), label
+        else:
+            pkg2, target = colon_split  # fails if len(colon_split) != 2
+            pkg = native.package_name() + ("/" + pkg2 if pkg2 else "")
+    return pkg, target
+
+def run_binary_test(
+        name,
+        binary,
+        template = "//bazel:test_runner_template",
+        args = [],
+        data = [],
+        **kwargs):
+    """Create a sh_test to run the given binary as test.
+
+    Args:
+      name: name of the test target.
+      binary: name of the binary target to run.
+      template: template file for executing the binary target.
+      args: args to use to run the binary.
+      data: data files required by this test.
+      **kwargs: other attributes that are applicable to tests, size, tags, etc.
+
+    """
+    shell_script = name + ".sh"
+
+    # Get the path to the binary we want to run.
+    binary_pkg, binary_name = parse_label(binary)
+    binary_path = "/".join([binary_pkg, binary_name])
+
+    # We would like to Include args in the generated shell script, so the "blaze-bin/.../test" can
+    # be run manually. Unfortunately expand_template does not resolve $(location) and other Make
+    # variables so we only pass them in `sh_test` below.
+    expand_template(
+        name = name + "_gensh",
+        template = template,
+        out = shell_script,
+        testonly = 1,
+        substitutions = {
+            "{package_name}": native.package_name(),
+            "{target}": name,
+            "{binary_path}": binary_path,
+        },
+    )
+    sh_test(
+        name = name,
+        testonly = 1,
+        srcs = [shell_script],
+        data = data + [binary],
+        args = args,
+        **kwargs
+    )

bazel/swig_java.bzl

@@ -14,7 +14,8 @@
 """Build definitions for SWIG Java."""
 
 load("@bazel_skylib//lib:paths.bzl", "paths")
-load("@rules_cc//cc:defs.bzl", "cc_library")
+load("@rules_cc//cc:cc_library.bzl", "cc_library")
+load("@rules_cc//cc/common:cc_info.bzl", "CcInfo")
 load("@rules_java//java:java_library.bzl", "java_library")
 load("@rules_java//java/common:java_common.bzl", "java_common")
 
@@ -33,7 +34,9 @@ def _create_src_jar(ctx, java_runtime_info, input_dir, output_jar):
     )
 
 def _java_wrap_cc_impl(ctx):
-    src = ctx.file.src
+    if len(ctx.files.srcs) != 1:
+        fail("There must be exactly one *.swig file", attr = "srcs")
+    swig_src = ctx.files.srcs[0]
     outfile = ctx.outputs.outfile
     outhdr = ctx.outputs.outhdr
 
@@ -65,7 +68,7 @@ def _java_wrap_cc_impl(ctx):
         swig_args.add("-module", ctx.attr.module)
     for include_path in depset(transitive = include_path_sets).to_list():
         swig_args.add("-I" + include_path)
-    swig_args.add(src.path)
+    swig_args.add(swig_src.path)
     generated_c_files = [outfile]
     if ctx.attr.use_directors:
         generated_c_files.append(outhdr)
@@ -74,7 +77,7 @@ def _java_wrap_cc_impl(ctx):
     swig_lib = {"SWIG_LIB": paths.dirname(ctx.files._swig_lib[0].path)}
     ctx.actions.run(
         outputs = generated_c_files + [java_files_dir],
-        inputs = depset([src] + ctx.files.swig_includes + ctx.files._swig_lib, transitive = header_sets),
+        inputs = depset([swig_src] + ctx.files.swig_includes + ctx.files._swig_lib, transitive = header_sets),
         env = swig_lib,
         executable = ctx.executable._swig,
         arguments = [swig_args],
@@ -92,10 +95,13 @@ It's expected that the `swig` binary exists in the host's path.
 """,
     implementation = _java_wrap_cc_impl,
     attrs = {
-        "src": attr.label(
-            doc = "Single swig source file.",
-            allow_single_file = True,
-            mandatory = True,
+        "srcs": attr.label_list(
+            allow_empty = False,
+            allow_files = [".swig", ".i"],
+            flags = ["DIRECT_COMPILE_TIME_INPUT", "ORDER_INDEPENDENT"],
+            doc = """
+A list of one <code>swig</code> source.
+            """,
         ),
         "deps": attr.label_list(
             doc = "C++ dependencies.",
@@ -141,9 +147,9 @@ It's expected that the `swig` binary exists in the host's path.
     },
 )
 
-def ortools_java_wrap_cc(
+def java_wrap_cc(
         name,
-        src,
+        srcs,
         package,
         deps = [],
         java_deps = [],
@@ -159,7 +165,7 @@ def ortools_java_wrap_cc(
 
     Args:
         name: target name.
-        src: single .i source file.
+        srcs: A list of one <code>swig</code> source.
         package: package of generated Java files.
         deps: C++ deps.
         java_deps: Java deps.
@@ -183,7 +189,7 @@ def ortools_java_wrap_cc(
 
     _java_wrap_cc(
         name = wrapper_name,
-        src = src,
+        srcs = srcs,
         package = package,
         outfile = outfile,
         outhdr = outhdr if use_directors else None,

binder/requirements.txt

@@ -1,4 +0,0 @@
-ortools
-matplotlib
-plotly
-svgwrite

cmake/FindSCIP.cmake

@@ -20,7 +20,7 @@ This module determines the SCIP library of the system.
 IMPORTED Targets
 ^^^^^^^^^^^^^^^^
 
-This module defines :prop_tgt:`IMPORTED` target ``SCIP::SCIP``, if
+This module defines :prop_tgt:`IMPORTED` target ``SCIP::libscip``, if
 SCIP has been found.
 
 Result Variables
@@ -45,6 +45,10 @@ find_package(SCIP QUIET NO_MODULE)
 # if we found the SCIP cmake package then we are done.
 if(SCIP_FOUND)
   find_package_handle_standard_args(SCIP CONFIG_MODE)
+  if(NOT TARGET SCIP::libscip)
+    message(WARNING "SCIP::libscip not provided")
+    add_library(SCIP::libscip ALIAS libscip)
+  endif()
   return()
 endif()
 
@@ -69,15 +73,15 @@ else()
   set(SCIP_FOUND TRUE)
 endif()
 
-if(SCIP_FOUND AND NOT TARGET SCIP::SCIP)
-  add_library(SCIP::SCIP UNKNOWN IMPORTED)
+if(SCIP_FOUND AND NOT TARGET SCIP::libscip)
+  add_library(SCIP::libscip UNKNOWN IMPORTED)
 
-  set_target_properties(SCIP::SCIP PROPERTIES
+  set_target_properties(SCIP::libscip PROPERTIES
     INTERFACE_INCLUDE_DIRECTORIES "${SCIP_ROOT}/include")
 
   if(APPLE)
     set(SCIP_ARCH darwin.x86_64.gnu.opt)
-    set_property(TARGET SCIP::SCIP PROPERTY IMPORTED_LOCATION
+    set_property(TARGET SCIP::libscip PROPERTY IMPORTED_LOCATION
       -force_load
       ${SCIP_ROOT}/lib/libscip.a
       ${SCIP_ROOT}/lib/libscipopt.a
@@ -86,14 +90,14 @@ if(SCIP_FOUND AND NOT TARGET SCIP::SCIP)
       )
   elseif(UNIX)
     set(SCIP_ARCH linux.x86_64.gnu.opt)
-    set_property(TARGET SCIP::SCIP PROPERTY IMPORTED_LOCATION
+    set_property(TARGET SCIP::libscip PROPERTY IMPORTED_LOCATION
       ${SCIP_ROOT}/lib/libscip.a
       ${SCIP_ROOT}/lib/libscipopt.a
       ${SCIP_ROOT}/lib/libsoplex.a
       ${SCIP_ROOT}/lib/libsoplex.${SCIP_ARCH}.a
       )
   elseif(MSVC)
-    set_property(TARGET SCIP::SCIP PROPERTY IMPORTED_LOCATION
+    set_property(TARGET SCIP::libscip PROPERTY IMPORTED_LOCATION
       ${SCIP_ROOT}/lib/scip.lib
       ${SCIP_ROOT}/lib/soplex.lib
       ignore:4006

cmake/Makefile

@@ -159,6 +159,7 @@ help:
 	@echo
 	@echo -e "\t${BOLD}NOCACHE=1${RESET}: use 'docker build --no-cache' when building container (default use cache)."
 	@echo -e "\t${BOLD}VERBOSE=1${RESET}: use 'docker build --progress=plain' when building container."
+	@echo -e "\t${BOLD}CMAKE_BUILD_PARALLEL_LEVEL=4${RESET}: number of concurrent processes to use when building."
 	@echo
 	@echo -e "branch: $(BRANCH)"
 	@echo -e "sha1: $(SHA1)"
@@ -190,6 +191,10 @@ ifdef VERBOSE
 DOCKER_BUILD_CMD := ${DOCKER_BUILD_CMD} --progress=plain
 DOCKER_BUILDX_CMD := ${DOCKER_BUILDX_CMD} --progress=plain
 endif
+ifdef CMAKE_BUILD_PARALLEL_LEVEL
+DOCKER_BUILD_CMD := ${DOCKER_BUILD_CMD} --build-arg CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL}
+DOCKER_BUILDX_CMD := ${DOCKER_BUILDX_CMD} --build-arg CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL}
+endif
 DOCKER_RUN_CMD := docker run --rm --init --net=host
 
 # Currently supported distro
@@ -803,4 +808,4 @@ clean: clean_all clean_platforms clean_toolchains clean_web clean_vagrant clean_
 distclean: clean
 	-docker container rm -f $$(docker container ls -aq)
 	-docker image rm -f $$(docker image ls -aq)
-	-vagrant box remove -f generic/freebsd12
+	-vagrant box remove -f generic/freebsd14

cmake/README.md

@@ -51,17 +51,6 @@ Dockers:
 [docker_svg]: ./../../../actions/workflows/amd64_docker_cmake.yml/badge.svg?branch=main
 [docker_link]: ./../../../actions/workflows/amd64_docker_cmake.yml
 
-[![Build Status][aarch64_toolchain_status]][aarch64_toolchain_link]
-[![Build Status][mips_toolchain_status]][mips_toolchain_link]
-[![Build Status][powerpc_toolchain_status]][powerpc_toolchain_link]
-
-[aarch64_toolchain_status]: ./../../../actions/workflows/aarch64_toolchain.yml/badge.svg?branch=main
-[aarch64_toolchain_link]: ./../../../actions/workflows/aarch64_toolchain.yml
-[mips_toolchain_status]: ./../../../actions/workflows/mips_toolchain.yml/badge.svg?branch=main
-[mips_toolchain_link]: ./../../../actions/workflows/mips_toolchain.yml
-[powerpc_toolchain_status]: ./../../../actions/workflows/powerpc_toolchain.yml/badge.svg?branch=main
-[powerpc_toolchain_link]: ./../../../actions/workflows/powerpc_toolchain.yml
-
 ## Introduction
 <nav for="cmake"> |
 <a href="#requirement">Requirement</a> |
@@ -88,7 +77,7 @@ CMake as a standalone project or incorporate it into an existing CMake project.
 ## Requirement
 You'll need:
 
-* `CMake >= 3.18`.
+* `CMake >= 3.24`.
 * A C++20 compiler (GCC 10 or above)
 
 ## Solvers supported

cmake/ccache.cmake

@@ -0,0 +1,67 @@
+# Copyright 2010-2025 Google LLC
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+if(NOT UNIX)
+ return()
+endif()
+
+find_program(CCACHE_PROGRAM ccache)
+if(CCACHE_PROGRAM)
+    # Set up wrapper scripts
+    set(C_LAUNCHER   "${CCACHE_PROGRAM}")
+    set(CXX_LAUNCHER "${CCACHE_PROGRAM}")
+
+    file(WRITE "${CMAKE_BINARY_DIR}/launch-c"
+      "#!/usr/bin/env sh\n"
+      "# Xcode generator doesn't include the compiler as the\n"
+      "# first argument, Ninja and Makefiles do. Handle both cases.\n"
+      "if [ \"$1\" = \"${CMAKE_C_COMPILER}\" ]; then\n"
+      "  shift\n"
+      "fi\n"
+      "export CCACHE_CPP2=true\n"
+      "exec \"${C_LAUNCHER}\" \"${CMAKE_C_COMPILER}\" \"$@\"\n"
+    )
+    file(WRITE "${CMAKE_BINARY_DIR}/launch-cxx"
+      "#!/usr/bin/env sh\n"
+      "# Xcode generator doesn't include the compiler as the\n"
+      "# first argument, Ninja and Makefiles do. Handle both cases.\n"
+      "if [ \"$1\" = \"${CMAKE_CXX_COMPILER}\" ]; then\n"
+      "  shift\n"
+      "fi\n"
+      "export CCACHE_CPP2=true\n"
+      "exec \"${CXX_LAUNCHER}\" \"${CMAKE_CXX_COMPILER}\" \"$@\"\n"
+    )
+    file(CHMOD
+      "${CMAKE_BINARY_DIR}/launch-c"
+      "${CMAKE_BINARY_DIR}/launch-cxx"
+      FILE_PERMISSIONS
+        OWNER_READ OWNER_EXECUTE
+        GROUP_READ GROUP_EXECUTE
+        WORLD_READ WORLD_EXECUTE)
+
+    if(CMAKE_GENERATOR STREQUAL "Xcode")
+        # Set Xcode project attributes to route compilation and linking
+        # through our scripts
+        set(CMAKE_XCODE_ATTRIBUTE_CC         "${CMAKE_BINARY_DIR}/launch-c")
+        set(CMAKE_XCODE_ATTRIBUTE_CXX        "${CMAKE_BINARY_DIR}/launch-cxx")
+        set(CMAKE_XCODE_ATTRIBUTE_LD         "${CMAKE_BINARY_DIR}/launch-c")
+        set(CMAKE_XCODE_ATTRIBUTE_LDPLUSPLUS "${CMAKE_BINARY_DIR}/launch-cxx")
+    else()
+        # Support Unix Makefiles and Ninja
+        set(CMAKE_C_COMPILER_LAUNCHER   "${CMAKE_BINARY_DIR}/launch-c")
+        set(CMAKE_CXX_COMPILER_LAUNCHER "${CMAKE_BINARY_DIR}/launch-cxx")
+    endif()
+    message(STATUS "CCache enabled")
+else()
+  message(WARNING "CCache disabled")
+endif()

cmake/check_deps.cmake

@@ -121,9 +121,6 @@ if(BUILD_TESTING)
   if(NOT TARGET benchmark::benchmark)
     message(FATAL_ERROR "Target benchmark::benchmark not available.")
   endif()
-  if(USE_fuzztest AND NOT TARGET fuzztest::fuzztest)
-    message(FATAL_ERROR "Target fuzztest::fuzztest not available.")
-  endif()
 endif()
 
 # Check language Dependencies

cmake/cpp.cmake

@@ -15,28 +15,35 @@ if(NOT BUILD_CXX)
   return()
 endif()
 
-# Basic type
-include(CMakePushCheckState)
-cmake_push_check_state(RESET)
-set(CMAKE_EXTRA_INCLUDE_FILES "cstdint")
-include(CheckTypeSize)
-check_type_size("long" SIZEOF_LONG LANGUAGE CXX)
-message(STATUS "Found long size: ${SIZEOF_LONG}")
-check_type_size("long long" SIZEOF_LONG_LONG LANGUAGE CXX)
-message(STATUS "Found long long size: ${SIZEOF_LONG_LONG}")
-check_type_size("int64_t" SIZEOF_INT64_T LANGUAGE CXX)
-message(STATUS "Found int64_t size: ${SIZEOF_INT64_T}")
+# Check primitive types
+option(CHECK_TYPE "Check primitive type size" OFF)
+if(CHECK_TYPE)
+  include(CMakePushCheckState)
+  cmake_push_check_state(RESET)
+  set(CMAKE_EXTRA_INCLUDE_FILES "cstdint")
+  include(CheckTypeSize)
+  check_type_size("long" SIZEOF_LONG LANGUAGE CXX)
+  message(STATUS "Found long size: ${SIZEOF_LONG}")
+  check_type_size("long long" SIZEOF_LONG_LONG LANGUAGE CXX)
+  message(STATUS "Found long long size: ${SIZEOF_LONG_LONG}")
+  check_type_size("int64_t" SIZEOF_INT64_T LANGUAGE CXX)
+  message(STATUS "Found int64_t size: ${SIZEOF_INT64_T}")
 
-check_type_size("unsigned long" SIZEOF_ULONG LANGUAGE CXX)
-message(STATUS "Found unsigned long size: ${SIZEOF_ULONG}")
-check_type_size("unsigned long long" SIZEOF_ULONG_LONG LANGUAGE CXX)
-message(STATUS "Found unsigned long long size: ${SIZEOF_ULONG_LONG}")
-check_type_size("uint64_t" SIZEOF_UINT64_T LANGUAGE CXX)
-message(STATUS "Found uint64_t size: ${SIZEOF_UINT64_T}")
+  check_type_size("unsigned long" SIZEOF_ULONG LANGUAGE CXX)
+  message(STATUS "Found unsigned long size: ${SIZEOF_ULONG}")
+  check_type_size("unsigned long long" SIZEOF_ULONG_LONG LANGUAGE CXX)
+  message(STATUS "Found unsigned long long size: ${SIZEOF_ULONG_LONG}")
+  check_type_size("uint64_t" SIZEOF_UINT64_T LANGUAGE CXX)
+  message(STATUS "Found uint64_t size: ${SIZEOF_UINT64_T}")
 
-check_type_size("int *" SIZEOF_INT_P LANGUAGE CXX)
-message(STATUS "Found int * size: ${SIZEOF_INT_P}")
-cmake_pop_check_state()
+  check_type_size("int *" SIZEOF_INT_P LANGUAGE CXX)
+  message(STATUS "Found int * size: ${SIZEOF_INT_P}")
+  check_type_size("intptr_t" SIZEOF_INTPTR_T LANGUAGE CXX)
+  message(STATUS "Found intptr_t size: ${SIZEOF_INTPTR_T}")
+  check_type_size("uintptr_t" SIZEOF_UINTPTR_T LANGUAGE CXX)
+  message(STATUS "Found uintptr_t size: ${SIZEOF_UINTPTR_T}")
+  cmake_pop_check_state()
+endif()
 
 #############
 ##  FLAGS  ##
@@ -72,7 +79,6 @@ if(USE_GLOP)
 endif()
 if(USE_GLPK)
   list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_GLPK")
-  set(GLPK_DIR glpk)
 endif()
 if(USE_GUROBI)
   set(GUROBI_DIR gurobi)
@@ -86,7 +92,6 @@ if(USE_PDLP)
 endif()
 if(USE_SCIP)
   list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_SCIP")
-  set(GSCIP_DIR gscip)
 endif()
 if(USE_CPLEX)
   list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_CPLEX")
@@ -105,6 +110,7 @@ if(MSVC)
     "/D_CRT_SECURE_NO_WARNINGS"
     "/D_CRT_SECURE_NO_DEPRECATE"
     "/MP" # Build with multiple processes
+    "/Zc:inline" # Remove unreferenced COMDAT
     "/Zc:preprocessor" # Enable preprocessor conformance mode
     "/fp:precise"
     )
@@ -132,7 +138,11 @@ if(MSVC)
     "/wd4996" # The compiler encountered a deprecated declaration.
     )
 else()
-  list(APPEND OR_TOOLS_COMPILE_OPTIONS "-fwrapv")
+  list(APPEND OR_TOOLS_COMPILE_OPTIONS
+    "-fwrapv"
+    "-Wno-range-loop-construct"
+    "-Wno-sign-compare"
+  )
 endif()
 
 # Link option
@@ -197,6 +207,7 @@ function(ortools_cxx_test)
   target_compile_options(${TEST_NAME} PRIVATE ${TEST_COMPILE_OPTIONS})
   target_link_libraries(${TEST_NAME} PRIVATE
     ${PROJECT_NAMESPACE}::ortools
+    ${PROJECT_NAMESPACE}::base_gmock
     ${TEST_LINK_LIBRARIES}
   )
   target_link_options(${TEST_NAME} PRIVATE ${TEST_LINK_OPTIONS})
@@ -213,13 +224,11 @@ function(ortools_cxx_test)
       INSTALL_RPATH "$ORIGIN/${libdir_relative_path}:$ORIGIN")
   endif()
 
-  if(BUILD_TESTING)
-    add_test(
-      NAME cxx_${TEST_NAME}
-      COMMAND ${TEST_NAME}
-      WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
-    )
-  endif()
+  add_test(
+    NAME cxx_${TEST_NAME}
+    COMMAND ${TEST_NAME}
+    WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+  )
   message(STATUS "Configuring test ${TEST_NAME} ...DONE")
 endfunction()
 
@@ -231,7 +240,7 @@ endfunction()
 # Parameters:
 # NAME: CMake target name
 # SOURCES: List of source files
-# [TYPE]: SHARED or STATIC
+# [TYPE]: SHARED, STATIC or INTERFACE
 # [COMPILE_DEFINITIONS]: List of private compile definitions
 # [COMPILE_OPTIONS]: List of private compile options
 # [LINK_LIBRARIES]: List of **public** libraries to use when linking
@@ -275,16 +284,18 @@ function(ortools_cxx_library)
   message(STATUS "Configuring library ${LIBRARY_NAME} ...")
 
   add_library(${LIBRARY_NAME} ${LIBRARY_TYPE} "")
-  target_sources(${LIBRARY_NAME} PRIVATE ${LIBRARY_SOURCES})
-  target_include_directories(${LIBRARY_NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
-  target_compile_definitions(${LIBRARY_NAME} PRIVATE ${LIBRARY_COMPILE_DEFINITIONS})
-  target_compile_features(${LIBRARY_NAME} PRIVATE cxx_std_17)
-  target_compile_options(${LIBRARY_NAME} PRIVATE ${LIBRARY_COMPILE_OPTIONS})
-  target_link_libraries(${LIBRARY_NAME} PUBLIC
-    ${PROJECT_NAMESPACE}::ortools
-    ${LIBRARY_LINK_LIBRARIES}
-  )
-  target_link_options(${LIBRARY_NAME} PRIVATE ${LIBRARY_LINK_OPTIONS})
+  if(LIBRARY_TYPE STREQUAL "INTERFACE")
+    target_include_directories(${LIBRARY_NAME} INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
+    target_link_libraries(${LIBRARY_NAME} INTERFACE ${PROJECT_NAMESPACE}::ortools ${LIBRARY_LINK_LIBRARIES})
+  else()
+    target_sources(${LIBRARY_NAME} PRIVATE ${LIBRARY_SOURCES})
+    target_include_directories(${LIBRARY_NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+    target_compile_definitions(${LIBRARY_NAME} PRIVATE ${LIBRARY_COMPILE_DEFINITIONS})
+    target_compile_features(${LIBRARY_NAME} PRIVATE cxx_std_17)
+    target_compile_options(${LIBRARY_NAME} PRIVATE ${LIBRARY_COMPILE_OPTIONS})
+    target_link_libraries(${LIBRARY_NAME} PUBLIC ${PROJECT_NAMESPACE}::ortools ${LIBRARY_LINK_LIBRARIES})
+    target_link_options(${LIBRARY_NAME} PRIVATE ${LIBRARY_LINK_OPTIONS})
+  endif()
 
   include(GNUInstallDirs)
   if(APPLE)
@@ -301,6 +312,126 @@ function(ortools_cxx_library)
   message(STATUS "Configuring library ${LIBRARY_NAME} ...DONE")
 endfunction()
 
+
+# ortools_cxx_binary()
+# CMake function to generate and build C++ library.
+# Parameters:
+# NAME: CMake target name
+# SOURCES: List of source files
+# [COMPILE_DEFINITIONS]: List of private compile definitions
+# [COMPILE_OPTIONS]: List of private compile options
+# [LINK_LIBRARIES]: List of **public** libraries to use when linking
+# note: ortools::ortools is always linked to the target
+# [LINK_OPTIONS]: List of private link options
+# e.g.:
+# ortools_cxx_binary(
+#   NAME
+#     foo_bar_binary
+#   SOURCES
+#     bar_binary.cc
+#     ${PROJECT_SOURCE_DIR}/ortools/foo/bar_binary.cc
+#   LINK_LIBRARIES
+#     GTest::gmock
+#     GTest::gtest_main
+#   TESTING
+# )
+function(ortools_cxx_binary)
+  set(options "TESTING")
+  set(oneValueArgs "NAME")
+  set(multiValueArgs
+    "SOURCES;COMPILE_DEFINITIONS;COMPILE_OPTIONS;LINK_LIBRARIES;LINK_OPTIONS")
+  cmake_parse_arguments(BINARY
+    "${options}"
+    "${oneValueArgs}"
+    "${multiValueArgs}"
+    ${ARGN}
+  )
+  if(BINARY_TESTING AND NOT BUILD_TESTING)
+    return()
+  endif()
+
+  if(NOT BINARY_NAME)
+    message(FATAL_ERROR "no NAME provided")
+  endif()
+  if(NOT BINARY_SOURCES)
+    message(FATAL_ERROR "no SOURCES provided")
+  endif()
+  message(STATUS "Configuring binary ${BINARY_NAME} ...")
+
+  add_executable(${BINARY_NAME} ${BINARY_TYPE} "")
+  target_sources(${BINARY_NAME} PRIVATE ${BINARY_SOURCES})
+  target_include_directories(${BINARY_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
+  target_compile_definitions(${BINARY_NAME} PRIVATE ${BINARY_COMPILE_DEFINITIONS})
+  target_compile_features(${BINARY_NAME} PRIVATE cxx_std_17)
+  target_compile_options(${BINARY_NAME} PRIVATE ${BINARY_COMPILE_OPTIONS})
+  target_link_libraries(${BINARY_NAME} PRIVATE ${PROJECT_NAMESPACE}::ortools ${BINARY_LINK_LIBRARIES})
+  target_link_options(${BINARY_NAME} PRIVATE ${BINARY_LINK_OPTIONS})
+
+  include(GNUInstallDirs)
+  if(APPLE)
+    set_target_properties(${BINARY_NAME} PROPERTIES
+      INSTALL_RPATH "@loader_path/../${CMAKE_INSTALL_LIBDIR};@loader_path")
+  elseif(UNIX)
+    cmake_path(RELATIVE_PATH CMAKE_INSTALL_FULL_LIBDIR
+      BASE_DIRECTORY ${CMAKE_INSTALL_FULL_BINDIR}
+      OUTPUT_VARIABLE libdir_relative_path)
+    set_target_properties(${BINARY_NAME} PROPERTIES
+      INSTALL_RPATH "$ORIGIN/${libdir_relative_path}:$ORIGIN")
+  endif()
+  add_executable(${PROJECT_NAMESPACE}::${BINARY_NAME} ALIAS ${BINARY_NAME})
+  message(STATUS "Configuring binary ${BINARY_NAME} ...DONE")
+endfunction()
+
+find_package(Python3 COMPONENTS Interpreter)
+
+# ortools_cxx_bintest()
+# CMake function to generate and build C++ test.
+# Parameters:
+# NAME: CMake target name
+# SCRIPT: The script to run the test.
+# e.g.:
+# ortools_cxx_bintest(
+#   NAME
+#     foo_bar_bintest
+#   SCRIPT
+#     foo_bar.bintest
+#   ENVIRONMENT
+#     "BINTEST_foo_bar=$<TARGET_FILE:foo_bar_binary>"
+#     "BINTEST_foo_bar_data=$(CMAKE_CURRENT_SOURCE_DIR)/foo_bar_data.txt"
+# )
+function(ortools_cxx_bintest)
+  set(options "")
+  set(oneValueArgs "NAME;SCRIPT")
+  set(multiValueArgs "ENVIRONMENT")
+  cmake_parse_arguments(BINTEST
+    "${options}"
+    "${oneValueArgs}"
+    "${multiValueArgs}"
+    ${ARGN}
+  )
+  if(NOT BINTEST_NAME)
+    message(FATAL_ERROR "no NAME provided")
+  endif()
+  if(NOT BINTEST_SCRIPT)
+    message(FATAL_ERROR "no SCRIPT provided")
+  endif()
+  if(NOT Python3_Interpreter_FOUND)
+    message(WARNING "No python3 interpreter found, the bintest ${BINTEST_NAME} is disable")
+    return()
+  endif()
+
+  message(STATUS "Configuring bintest ${BINTEST_NAME} ...")
+  add_test(
+    NAME ${BINTEST_NAME}
+    COMMAND ${Python3_EXECUTABLE} -m tools.testing.bintest_script_launcher ${BINTEST_SCRIPT}
+    WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+  )
+  set_tests_properties(${BINTEST_NAME} PROPERTIES
+    ENVIRONMENT "${BINTEST_ENVIRONMENT}"
+  )
+  message(STATUS "Configuring bintest ${BINTEST_NAME} ...DONE")
+endfunction()
+
 ##################
 ##  PROTO FILE  ##
 ##################
@@ -405,7 +536,6 @@ file(GLOB_RECURSE OR_TOOLS_PROTO_FILES RELATIVE ${PROJECT_SOURCE_DIR}
   "ortools/glop/*.proto"
   "ortools/graph/*.proto"
   "ortools/linear_solver/*.proto"
-  "ortools/linear_solver/*.proto"
   "ortools/packing/*.proto"
   "ortools/sat/*.proto"
   "ortools/scheduling/*.proto"
@@ -416,16 +546,21 @@ if(USE_PDLP OR BUILD_MATH_OPT)
   file(GLOB_RECURSE PDLP_PROTO_FILES RELATIVE ${PROJECT_SOURCE_DIR} "ortools/pdlp/*.proto")
   list(APPEND OR_TOOLS_PROTO_FILES ${PDLP_PROTO_FILES})
 endif()
-if(USE_SCIP OR BUILD_MATH_OPT)
-  file(GLOB_RECURSE GSCIP_PROTO_FILES RELATIVE ${PROJECT_SOURCE_DIR} "ortools/gscip/*.proto")
-  list(APPEND OR_TOOLS_PROTO_FILES ${GSCIP_PROTO_FILES})
-endif()
 
 # ORTools proto
 generate_proto_library(
   NAME ortools
   FILES ${OR_TOOLS_PROTO_FILES})
 
+# Routing proto
+file(GLOB_RECURSE ROUTING_PROTO_FILES RELATIVE ${PROJECT_SOURCE_DIR}
+  "ortools/routing/parsers/*.proto"
+)
+generate_proto_library(
+  NAME routing
+  FILES ${ROUTING_PROTO_FILES}
+  LINK_LIBRARIES ${PROJECT_NAMESPACE}::ortools_proto)
+
 # MathOpt proto
 if(BUILD_MATH_OPT)
   file(GLOB_RECURSE MATH_OPT_PROTO_FILES RELATIVE ${PROJECT_SOURCE_DIR}
@@ -497,6 +632,11 @@ target_sources(${PROJECT_NAME} PRIVATE
   $<TARGET_OBJECTS:${PROJECT_NAMESPACE}::ortools_proto>)
 add_dependencies(${PROJECT_NAME} ${PROJECT_NAMESPACE}::ortools_proto)
 
+# Add ${PROJECT_NAMESPACE}::routing_proto to libortools
+target_sources(${PROJECT_NAME} PRIVATE
+  $<TARGET_OBJECTS:${PROJECT_NAMESPACE}::routing_proto>)
+add_dependencies(${PROJECT_NAME} ${PROJECT_NAMESPACE}::routing_proto)
+
 if(BUILD_MATH_OPT)
   # Add ${PROJECT_NAMESPACE}::math_opt_proto to libortools
   target_sources(${PROJECT_NAME} PRIVATE
@@ -513,17 +653,15 @@ foreach(SUBPROJECT IN ITEMS
  linear_solver
  bop
  glop
- ${GLPK_DIR}
- ${GSCIP_DIR}
  ${GUROBI_DIR}
  ${PDLP_DIR}
  sat
- xpress
  lp_data
  packing
  scheduling
  set_cover
  port
+ third_party_solvers
  util)
   add_subdirectory(ortools/${SUBPROJECT})
   #target_link_libraries(${PROJECT_NAME} PRIVATE ${PROJECT_NAME}_${SUBPROJECT})
@@ -531,6 +669,13 @@ foreach(SUBPROJECT IN ITEMS
   add_dependencies(${PROJECT_NAME} ${PROJECT_NAME}_${SUBPROJECT})
 endforeach()
 
+if(USE_GLPK)
+  add_subdirectory(ortools/third_party_solvers/glpk)
+  #target_link_libraries(${PROJECT_NAME} PRIVATE ${PROJECT_NAME}_glpk)
+  target_sources(${PROJECT_NAME} PRIVATE $<TARGET_OBJECTS:${PROJECT_NAME}_glpk>)
+  add_dependencies(${PROJECT_NAME} ${PROJECT_NAME}_glpk)
+endif()
+
 if(BUILD_MATH_OPT)
   add_subdirectory(ortools/${MATH_OPT_DIR})
   target_link_libraries(${PROJECT_NAME} PRIVATE ${PROJECT_NAME}_math_opt)
@@ -544,6 +689,10 @@ add_subdirectory(ortools/linear_solver/proto_solver)
 target_sources(${PROJECT_NAME} PRIVATE $<TARGET_OBJECTS:${PROJECT_NAME}_linear_solver_proto_solver>)
 add_dependencies(${PROJECT_NAME} ${PROJECT_NAME}_linear_solver_proto_solver)
 
+add_subdirectory(ortools/routing/parsers)
+target_sources(${PROJECT_NAME} PRIVATE $<TARGET_OBJECTS:${PROJECT_NAME}_routing_parsers>)
+add_dependencies(${PROJECT_NAME} ${PROJECT_NAME}_routing_parsers)
+
 # Dependencies
 if(APPLE)
   set_target_properties(${PROJECT_NAME} PROPERTIES
@@ -579,9 +728,20 @@ if(BUILD_CXX_DOC)
   # add a target to generate API documentation with Doxygen
   find_package(Doxygen REQUIRED)
   if(DOXYGEN_FOUND)
-    configure_file(${PROJECT_SOURCE_DIR}/ortools/cpp/Doxyfile.in ${PROJECT_BINARY_DIR}/cpp/Doxyfile @ONLY)
+    configure_file(
+      ${PROJECT_SOURCE_DIR}/ortools/cpp/Doxyfile.in
+      ${PROJECT_BINARY_DIR}/cpp/Doxyfile
+      @ONLY)
+    configure_file(
+      ${PROJECT_SOURCE_DIR}/ortools/cpp/dirs.cpp.dox.in
+      ${PROJECT_BINARY_DIR}/ortools/dirs.cpp.dox
+      @ONLY)
+    configure_file(
+      ${PROJECT_SOURCE_DIR}/ortools/cpp/main.cpp.dox.in
+      ${PROJECT_BINARY_DIR}/ortools/main.cpp.dox
+      @ONLY)
     file(DOWNLOAD
-      https://raw.githubusercontent.com/jothepro/doxygen-awesome-css/v2.1.0/doxygen-awesome.css
+      https://raw.githubusercontent.com/jothepro/doxygen-awesome-css/v2.3.4/doxygen-awesome.css
       ${PROJECT_BINARY_DIR}/cpp/doxygen-awesome.css
       SHOW_PROGRESS
     )
@@ -590,9 +750,14 @@ if(BUILD_CXX_DOC)
       COMMAND ${CMAKE_COMMAND} -E make_directory ${PROJECT_BINARY_DIR}/docs/cpp
       COMMAND ${DOXYGEN_EXECUTABLE} ${PROJECT_BINARY_DIR}/cpp/Doxyfile
       DEPENDS
+        ${PROJECT_NAMESPACE}::ortools
         ${PROJECT_BINARY_DIR}/cpp/Doxyfile
         ${PROJECT_BINARY_DIR}/cpp/doxygen-awesome.css
+        ${PROJECT_SOURCE_DIR}/ortools/doxygen/header.html
+        ${PROJECT_SOURCE_DIR}/ortools/doxygen/DoxygenLayout.xml
         ${PROJECT_SOURCE_DIR}/ortools/cpp/stylesheet.css
+        ${PROJECT_BINARY_DIR}/ortools/main.cpp.dox
+        ${PROJECT_BINARY_DIR}/ortools/dirs.cpp.dox
       WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
       COMMENT "Generating C++ API documentation with Doxygen"
       VERBATIM)
@@ -620,7 +785,8 @@ install(TARGETS ${PROJECT_NAME}
 
 install(EXPORT ${PROJECT_NAME}Targets
   NAMESPACE ${PROJECT_NAMESPACE}::
-  DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME})
+  DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
+  COMPONENT Devel)
 install(DIRECTORY ortools
   TYPE INCLUDE
   COMPONENT Devel

cmake/dependencies/CMakeLists.txt

@@ -11,6 +11,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# We are using FetchContent OVERRIDE_FIND_PACKAGE introduced in 3.24
+# And SYSTEM introduced in 3.25.
+cmake_minimum_required(VERSION 3.25)
+
 # ##############################################################################
 # SWIG (WIN32)
 # ##############################################################################
@@ -60,14 +64,17 @@ set(CMAKE_Fortran_COMPILER OFF)
 if(BUILD_ZLIB)
   message(CHECK_START "Fetching ZLIB")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
-  set(ZLIB_BUILD_EXAMPLES OFF)
   FetchContent_Declare(
     ZLIB
     GIT_REPOSITORY "https://github.com/madler/ZLIB.git"
     GIT_TAG "v1.3.1"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/ZLIB-v1.3.1.patch")
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/ZLIB-v1.3.1.patch"
+    SYSTEM
+  )
+  set(ZLIB_BUILD_EXAMPLES OFF)
   FetchContent_MakeAvailable(ZLIB)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -79,17 +86,19 @@ endif()
 if(BUILD_BZip2)
   message(CHECK_START "Fetching BZip2")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
-  set(ENABLE_LIB_ONLY ON)
-  set(ENABLE_TESTS OFF)
   FetchContent_Declare(
     BZip2
     GIT_REPOSITORY "https://gitlab.com/bzip2/bzip2.git"
     GIT_TAG "master"
     # GIT_TAG "bzip2-1.0.8" # CMake support not available
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
     "${CMAKE_CURRENT_LIST_DIR}/../../patches/bzip2.patch"
+    SYSTEM
   )
+  set(ENABLE_LIB_ONLY ON)
+  set(ENABLE_TESTS OFF)
   FetchContent_MakeAvailable(BZip2)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -101,22 +110,31 @@ endif()
 if(BUILD_absl)
   message(CHECK_START "Fetching Abseil-cpp")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
+  FetchContent_Declare(
+    absl
+    GIT_REPOSITORY "https://github.com/abseil/abseil-cpp.git"
+    GIT_TAG "20250814.1"
+    GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
+    PATCH_COMMAND git apply --ignore-whitespace
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/abseil-cpp-20250814.1.patch"
+    OVERRIDE_FIND_PACKAGE
+    SYSTEM
+  )
   set(ABSL_USE_SYSTEM_INCLUDES ON)
   # We want Abseil to declare what C++ standard it was compiled with.
   set(ABSL_PROPAGATE_CXX_STD ON)
+  if(OR_TOOLS_BUILD_TESTING)
+    set(ABSL_BUILD_TEST_HELPERS ON)
+  else()
+    set(ABSL_BUILD_TEST_HELPERS OFF)
+  endif()
+  set(ABSL_USE_EXTERNAL_GOOGLETEST ON)
+  set(ABSL_FIND_GOOGLETEST OFF)
   # We want Abseil to keep the INSTALL rules enabled, even though it is a
   # subproject. Otherwise the install rules in this project break.
   set(ABSL_ENABLE_INSTALL ON)
   set(ABSL_BUILD_TESTING OFF)
-  FetchContent_Declare(
-    absl
-    GIT_REPOSITORY "https://github.com/abseil/abseil-cpp.git"
-    GIT_TAG "20250512.0"
-    GIT_SHALLOW TRUE
-    PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/abseil-cpp-20250512.0.patch"
-    OVERRIDE_FIND_PACKAGE
-  )
   FetchContent_MakeAvailable(absl)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -128,20 +146,23 @@ endif()
 if(BUILD_Protobuf)
   message(CHECK_START "Fetching Protobuf")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
+  FetchContent_Declare(
+    Protobuf
+    GIT_REPOSITORY "https://github.com/protocolbuffers/protobuf.git"
+    GIT_TAG "v33.1"
+    GIT_SHALLOW TRUE
+    GIT_SUBMODULES ""
+    UPDATE_COMMAND git reset --hard
+    PATCH_COMMAND git apply --ignore-whitespace
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/protobuf-v33.1.patch"
+    OVERRIDE_FIND_PACKAGE # Make package visible for "protobuf-matchers" below
+    SYSTEM
+  )
   set(protobuf_BUILD_TESTS OFF)
   set(protobuf_BUILD_SHARED_LIBS ON)
   set(protobuf_BUILD_EXPORT OFF)
   set(protobuf_MSVC_STATIC_RUNTIME OFF)
   #set(protobuf_BUILD_LIBUPB ON)
-  FetchContent_Declare(
-    Protobuf
-    GIT_REPOSITORY "https://github.com/protocolbuffers/protobuf.git"
-    GIT_TAG "v31.1"
-    GIT_SHALLOW TRUE
-    GIT_SUBMODULES ""
-    PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/protobuf-v31.1.patch"
-  )
   FetchContent_MakeAvailable(Protobuf)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -153,14 +174,17 @@ endif()
 if(BUILD_re2)
   message(CHECK_START "Fetching re2")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
-  set(RE2_BUILD_TESTING OFF)
   FetchContent_Declare(
     re2
     GIT_REPOSITORY "https://github.com/google/re2.git"
-    GIT_TAG "2024-07-02"
+    GIT_TAG "2025-08-12"
     GIT_SHALLOW TRUE
-    PATCH_COMMAND git apply --ignore-whitespace "${CMAKE_CURRENT_LIST_DIR}/../../patches/re2-2024-07-02.patch"
+    UPDATE_COMMAND git reset --hard
+    PATCH_COMMAND git apply --ignore-whitespace
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/re2-2025-08-12.patch"
+    SYSTEM
   )
+  set(RE2_BUILD_TESTING OFF)
   FetchContent_MakeAvailable(re2)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -172,17 +196,20 @@ endif()
 if(BUILD_Eigen3)
   message(CHECK_START "Fetching Eigen3")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
-  set(EIGEN_MPL2_ONLY ON)
-  set(EIGEN_BUILD_PKGCONFIG OFF)
-  set(EIGEN_BUILD_DOC OFF)
-  set(EIGEN_BUILD_TESTING OFF)
   FetchContent_Declare(
     eigen3
     GIT_REPOSITORY "https://gitlab.com/libeigen/eigen.git"
     GIT_TAG "3.4.0"
     GIT_SHALLOW TRUE
-    PATCH_COMMAND git apply --ignore-whitespace "${CMAKE_CURRENT_LIST_DIR}/../../patches/eigen3-3.4.0.patch"
+    UPDATE_COMMAND git reset --hard
+    PATCH_COMMAND git apply --ignore-whitespace
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/eigen3-3.4.0.patch"
+    SYSTEM
   )
+  set(EIGEN_MPL2_ONLY ON)
+  set(EIGEN_BUILD_PKGCONFIG OFF)
+  set(EIGEN_BUILD_DOC OFF)
+  set(EIGEN_BUILD_TESTING OFF)
   FetchContent_MakeAvailable(eigen3)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -199,9 +226,6 @@ if(BUILD_PYTHON)
   if(BUILD_pybind11)
     message(CHECK_START "Fetching pybind11")
     list(APPEND CMAKE_MESSAGE_INDENT "  ")
-    set(PYBIND11_FINDPYTHON ON)
-    set(PYBIND11_INSTALL ON)
-    set(PYBIND11_TEST OFF)
     FetchContent_Declare(
       pybind11
       GIT_REPOSITORY "https://github.com/pybind/pybind11.git"
@@ -213,9 +237,14 @@ if(BUILD_PYTHON)
       #GIT_TAG "bd5951b6" # 2024/08/14 TEST FAIL
       GIT_TAG "v2.13.6" # TEST PASS with a1d00916 patch apply
       #GIT_SHALLOW TRUE
+      UPDATE_COMMAND git reset --hard
       PATCH_COMMAND git apply --ignore-whitespace
       "${CMAKE_CURRENT_LIST_DIR}/../../patches/pybind11-v2.13.6.patch"
+      SYSTEM
     )
+    set(PYBIND11_FINDPYTHON ON)
+    set(PYBIND11_INSTALL ON)
+    set(PYBIND11_TEST OFF)
     FetchContent_MakeAvailable(pybind11)
     list(POP_BACK CMAKE_MESSAGE_INDENT)
     message(CHECK_PASS "fetched")
@@ -229,7 +258,10 @@ if(BUILD_PYTHON)
       GIT_REPOSITORY "https://github.com/pybind/pybind11_abseil.git" # 2024/01/11
       GIT_TAG "v202402.0"
       GIT_SHALLOW TRUE
-      PATCH_COMMAND git apply --ignore-whitespace "${CMAKE_CURRENT_LIST_DIR}/../../patches/pybind11_abseil.patch"
+      UPDATE_COMMAND git reset --hard
+      PATCH_COMMAND git apply --ignore-whitespace
+      "${CMAKE_CURRENT_LIST_DIR}/../../patches/pybind11_abseil.patch"
+      SYSTEM
     )
     FetchContent_MakeAvailable(pybind11_abseil)
     list(POP_BACK CMAKE_MESSAGE_INDENT)
@@ -243,8 +275,11 @@ if(BUILD_PYTHON)
       pybind11_protobuf
       GIT_REPOSITORY "https://github.com/pybind/pybind11_protobuf.git"
       GIT_TAG "f02a2b7653bc50eb5119d125842a3870db95d251" # 2025/02/10
-      #PATCH_COMMAND git apply --ignore-whitespace "${CMAKE_CURRENT_LIST_DIR}/../../patches/pybind11_protobuf.patch"
       #GIT_SHALLOW TRUE
+      #UPDATE_COMMAND git reset --hard
+      #PATCH_COMMAND git apply --ignore-whitespace
+      #"${CMAKE_CURRENT_LIST_DIR}/../../patches/pybind11_protobuf.patch"
+      SYSTEM
     )
     FetchContent_MakeAvailable(pybind11_protobuf)
     list(POP_BACK CMAKE_MESSAGE_INDENT)
@@ -258,17 +293,17 @@ endif()
 if(BUILD_GLPK)
   message(CHECK_START "Fetching GLPK")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
-  set(BUILD_EXAMPLES OFF)
-  set(WITH_GMP OFF)
-  set(WITH_ODBC OFF)
-  set(WITH_MYSQL OFF)
-
   FetchContent_Declare(
     glpk
     GIT_REPOSITORY "https://github.com/Mizux/GLPK.git"
     GIT_TAG        "5.0.1"
     GIT_SHALLOW TRUE
+    SYSTEM
   )
+  set(BUILD_EXAMPLES OFF)
+  set(WITH_GMP OFF)
+  set(WITH_ODBC OFF)
+  set(WITH_MYSQL OFF)
   FetchContent_MakeAvailable(glpk)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -280,16 +315,16 @@ endif()
 if(BUILD_HIGHS)
   message(CHECK_START "Fetching HiGHS")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
-  set(CI OFF) # disable CI tests
-  set(BUILD_EXAMPLES OFF)
   FetchContent_Declare(
     highs
     GIT_REPOSITORY "https://github.com/ERGO-Code/HiGHS.git"
-    GIT_TAG        "v1.11.0"
+    GIT_TAG        "v1.12.0"
     GIT_SHALLOW TRUE
-    PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/highs-v1.11.0.patch"
+    UPDATE_COMMAND git reset --hard
+    SYSTEM
   )
+  set(CI OFF) # disable CI tests
+  set(BUILD_EXAMPLES OFF)
   FetchContent_MakeAvailable(highs)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -303,11 +338,15 @@ if(BUILD_Boost)
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
   FetchContent_Declare(
     Boost
-    URL
-    https://github.com/boostorg/boost/releases/download/boost-1.87.0/boost-1.87.0-cmake.tar.gz
-    USES_TERMINAL_DOWNLOAD TRUE
-    DOWNLOAD_NO_EXTRACT FALSE
-    PATCH_COMMAND git apply --ignore-whitespace "${CMAKE_CURRENT_LIST_DIR}/../../patches/boost-1.87.0.patch"
+    GIT_REPOSITORY "https://github.com/boostorg/boost.git"
+    GIT_TAG "boost-1.87.0"
+    GIT_SHALLOW TRUE
+    GIT_SUBMODULES_RECURSE TRUE
+    UPDATE_COMMAND git reset --hard --recurse-submodules
+    PATCH_COMMAND git apply --ignore-whitespace
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/boost-1.87.0.patch"
+    OVERRIDE_FIND_PACKAGE # Needed for Soplex
+    SYSTEM
   )
   set(BOOST_INCLUDE_LIBRARIES multiprecision serialization)
   option(BOOST_SKIP_INSTALL_RULES NO)
@@ -328,10 +367,12 @@ if(BUILD_soplex)
   FetchContent_Declare(
     soplex
     GIT_REPOSITORY "https://github.com/scipopt/soplex.git"
-    GIT_TAG        "release-713"
+    GIT_TAG        "v8.0.0"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/soplex-v7.1.3.patch"
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/soplex-v8.0.0.patch"
+    SYSTEM
   )
   set(SHARED ON CACHE BOOL "Soplex param" FORCE)
   set(ZLIB ON CACHE BOOL "Soplex param" FORCE)
@@ -357,10 +398,12 @@ if(BUILD_SCIP)
   FetchContent_Declare(
     scip
     GIT_REPOSITORY "https://github.com/scipopt/scip.git"
-    GIT_TAG        "v922"
+    GIT_TAG        "v10.0.0"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/scip-v922.patch"
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/scip-v10.0.0.patch"
+    SYSTEM
   )
   set(SHARED ON CACHE BOOL "Scip param" FORCE)
   set(ZLIB ON CACHE BOOL "Scip param" FORCE)
@@ -396,8 +439,11 @@ if(BUILD_CoinUtils)
     GIT_REPOSITORY "https://github.com/Mizux/CoinUtils.git"
     GIT_TAG "cmake/2.11.12"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/coinutils-2.11.patch")
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/coinutils-2.11.patch"
+    SYSTEM
+  )
   FetchContent_MakeAvailable(CoinUtils)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -414,8 +460,11 @@ if(BUILD_Osi)
     GIT_REPOSITORY "https://github.com/Mizux/Osi.git"
     GIT_TAG "cmake/0.108.11"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/osi-0.108.patch")
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/osi-0.108.patch"
+    SYSTEM
+  )
   FetchContent_MakeAvailable(Osi)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -432,8 +481,11 @@ if(BUILD_Clp)
     GIT_REPOSITORY "https://github.com/Mizux/Clp.git"
     GIT_TAG "cmake/1.17.10"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/clp-1.17.patch")
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/clp-1.17.patch"
+    SYSTEM
+  )
   FetchContent_MakeAvailable(Clp)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -450,8 +502,11 @@ if(BUILD_Cgl)
     GIT_REPOSITORY "https://github.com/Mizux/Cgl.git"
     GIT_TAG "cmake/0.60.9"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/cgl-0.60.patch")
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/cgl-0.60.patch"
+    SYSTEM
+  )
   FetchContent_MakeAvailable(Cgl)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -468,8 +523,11 @@ if(BUILD_Cbc)
     GIT_REPOSITORY "https://github.com/Mizux/Cbc.git"
     GIT_TAG "cmake/2.10.12"
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/cbc-2.10.patch")
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/cbc-2.10.patch"
+    SYSTEM
+  )
   FetchContent_MakeAvailable(Cbc)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
@@ -495,17 +553,37 @@ if(BUILD_googletest)
     GIT_REPOSITORY https://github.com/google/googletest.git
     GIT_TAG v1.17.0
     GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
     PATCH_COMMAND git apply --ignore-whitespace
     "${CMAKE_CURRENT_LIST_DIR}/../../patches/googletest-v1.17.0.patch"
+    SYSTEM
   )
   set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
-  set(INSTALL_GTEST OFF)
   set(GTEST_HAS_ABSL ON)
+  set(INSTALL_GTEST ON)
   FetchContent_MakeAvailable(googletest)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
 endif()
 
+if(BUILD_protobuf_matchers)
+  message(CHECK_START "Fetching protobuf-matchers")
+  list(APPEND CMAKE_MESSAGE_INDENT "  ")
+  FetchContent_Declare(
+    protobuf-matchers
+    GIT_REPOSITORY https://github.com/inazarenko/protobuf-matchers.git
+    GIT_TAG v0.1.1
+    GIT_SHALLOW TRUE
+    UPDATE_COMMAND git reset --hard
+    PATCH_COMMAND git apply --ignore-whitespace
+    "${CMAKE_CURRENT_LIST_DIR}/../../patches/protobuf-matchers-v0.1.1.patch"
+    SYSTEM
+  )
+  FetchContent_MakeAvailable(protobuf-matchers)
+  list(POP_BACK CMAKE_MESSAGE_INDENT)
+  message(CHECK_PASS "fetched")
+endif()
+
 if(BUILD_benchmark)
   message(CHECK_START "Fetching benchmark")
   list(APPEND CMAKE_MESSAGE_INDENT "  ")
@@ -515,6 +593,7 @@ if(BUILD_benchmark)
     GIT_TAG v1.9.2
     GIT_SHALLOW TRUE
     #PATCH_COMMAND git apply --ignore-whitespace ""
+    SYSTEM
   )
   set(BENCHMARK_ENABLE_TESTING OFF)
   set(BENCHMARK_ENABLE_WERROR OFF)
@@ -523,19 +602,3 @@ if(BUILD_benchmark)
   list(POP_BACK CMAKE_MESSAGE_INDENT)
   message(CHECK_PASS "fetched")
 endif()
-
-if(BUILD_fuzztest)
-  message(CHECK_START "Fetching fuzztest")
-  list(APPEND CMAKE_MESSAGE_INDENT "  ")
-  FetchContent_Declare(
-    fuzztest
-    GIT_REPOSITORY https://github.com/google/fuzztest.git
-    GIT_TAG 2025-02-14
-    GIT_SHALLOW TRUE
-    PATCH_COMMAND git apply --ignore-whitespace
-    "${CMAKE_CURRENT_LIST_DIR}/../../patches/fuzztest-2025-02-14.patch"
-  )
-  FetchContent_MakeAvailable(fuzztest)
-  list(POP_BACK CMAKE_MESSAGE_INDENT)
-  message(CHECK_PASS "fetched")
-endif()

cmake/docker/almalinux/cpp.Dockerfile

@@ -6,6 +6,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON
 RUN cmake --build build --target all -v

cmake/docker/almalinux/dotnet.Dockerfile

@@ -14,9 +14,14 @@ WORKDIR /home/project
 COPY . .
 RUN sed -i 's/\(<SignAssembly>\).*\(<\/SignAssembly>\)/\1false\2/' ortools/dotnet/Google.OrTools*.csproj.in
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -version
-RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON \
+-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF \
+-DBUILD_DOTNET_EXAMPLES=OFF
 RUN cmake --build build --target all -v
 RUN cmake --build build --target install -v
 

cmake/docker/almalinux/java.Dockerfile

@@ -1,16 +1,19 @@
 FROM ortools/cmake:almalinux_swig AS env
 
 RUN dnf -y update \
-&& dnf -y install java-11-openjdk  java-11-openjdk-devel maven \
+&& dnf -y install java-21-openjdk  java-21-openjdk-devel maven \
 && dnf clean all \
 && rm -rf /var/cache/dnf
-RUN alternatives --set java /usr/lib/jvm/java-11-openjdk*.x86_64/bin/java
-ENV JAVA_HOME=/usr/lib/jvm/java-11-openjdk
+RUN alternatives --set java /usr/lib/jvm/java-21-openjdk/bin/java
+ENV JAVA_HOME=/usr/lib/jvm/java-21-openjdk
 
 FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_JAVA=ON -DSKIP_GPG=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/almalinux/python.Dockerfile

@@ -12,6 +12,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_PYTHON=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
 RUN cmake --build build --target all -v

cmake/docker/alpine/cpp.Dockerfile

@@ -6,6 +6,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON
 RUN cmake --build build --target all -v

cmake/docker/alpine/dotnet.Dockerfile

@@ -10,9 +10,14 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -version
-RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON \
+-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF \
+-DBUILD_DOTNET_EXAMPLES=OFF
 RUN cmake --build build --target all -v
 RUN cmake --build build --target install -v
 

cmake/docker/alpine/java.Dockerfile

@@ -7,6 +7,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_JAVA=ON -DSKIP_GPG=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/alpine/python.Dockerfile

@@ -10,6 +10,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_PYTHON=ON -DVENV_USE_SYSTEM_SITE_PACKAGES=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/archlinux/cpp.Dockerfile

@@ -6,6 +6,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON
 RUN cmake --build build --target all -v

cmake/docker/archlinux/dotnet.Dockerfile

@@ -8,8 +8,13 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
-RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON \
+-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF \
+-DBUILD_DOTNET_EXAMPLES=OFF
 RUN cmake --build build --target all -v
 RUN cmake --build build --target install
 

cmake/docker/archlinux/java.Dockerfile

@@ -7,6 +7,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_JAVA=ON -DSKIP_GPG=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/archlinux/python.Dockerfile

@@ -11,6 +11,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_PYTHON=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
 RUN cmake --build build --target all -v

cmake/docker/debian/cpp.Dockerfile

@@ -6,6 +6,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON
 RUN cmake --build build --target all -v

cmake/docker/debian/dotnet.Dockerfile

@@ -3,7 +3,7 @@ FROM ortools/cmake:debian_swig AS env
 # see: https://docs.microsoft.com/en-us/dotnet/core/install/linux-debian
 RUN apt-get update -qq \
 && apt-get install -yq wget gpg apt-transport-https \
-&& wget -q "https://packages.microsoft.com/config/debian/11/packages-microsoft-prod.deb" -O packages-microsoft-prod.deb \
+&& wget -q "https://packages.microsoft.com/config/debian/12/packages-microsoft-prod.deb" -O packages-microsoft-prod.deb \
 && dpkg -i packages-microsoft-prod.deb \
 && rm packages-microsoft-prod.deb \
 && apt-get update -qq \
@@ -17,9 +17,14 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -version
-RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON \
+-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF \
+-DBUILD_DOTNET_EXAMPLES=OFF
 RUN cmake --build build --target all -v
 RUN cmake --build build --target install -v
 

cmake/docker/debian/java.Dockerfile

@@ -10,6 +10,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_JAVA=ON -DSKIP_GPG=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/debian/python.Dockerfile

@@ -4,7 +4,8 @@ ENV PATH=/root/.local/bin:$PATH
 RUN apt-get update -qq \
 && apt-get install -yq \
  python3-dev python3-pip \
- python3-wheel python3-venv python3-virtualenv \
+ python3-setuptools python3-wheel \
+ python3-venv python3-virtualenv \
  python3-numpy python3-pandas \
 && apt-get clean \
 && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
@@ -15,6 +16,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_PYTHON=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
 RUN cmake --build build --target all -v

cmake/docker/fedora/cpp.Dockerfile

@@ -6,6 +6,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON
 RUN cmake --build build --target all -v

cmake/docker/fedora/dotnet.Dockerfile

@@ -11,9 +11,14 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -version
-RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON \
+-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF \
+-DBUILD_DOTNET_EXAMPLES=OFF
 RUN OPENSSL_ENABLE_SHA1_SIGNATURES=1 cmake --build build --target all -v
 RUN cmake --build build --target install -v
 

cmake/docker/fedora/java.Dockerfile

@@ -9,6 +9,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_JAVA=ON -DSKIP_GPG=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/fedora/python.Dockerfile

@@ -9,6 +9,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_PYTHON=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
 RUN cmake --build build --target all -v

cmake/docker/glop/Dockerfile

@@ -14,6 +14,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON -DBUILD_CXX=OFF -DBUILD_GLOP=ON
 RUN cmake --build build --target all -j 4 -v

cmake/docker/opensuse/cpp.Dockerfile

@@ -6,6 +6,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON
 RUN cmake --build build --target all -v

cmake/docker/opensuse/dotnet.Dockerfile

@@ -17,9 +17,14 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -version
-RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON \
+-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF \
+-DBUILD_DOTNET_EXAMPLES=OFF
 RUN cmake --build build --target all -v
 RUN cmake --build build --target install -v
 

cmake/docker/opensuse/java.Dockerfile

@@ -10,6 +10,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_JAVA=ON -DSKIP_GPG=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/opensuse/python.Dockerfile

@@ -12,6 +12,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_PYTHON=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
 RUN cmake --build build --target all -v

cmake/docker/rockylinux/Dockerfile

@@ -1,6 +1,6 @@
 # Create a virtual environment with all tools installed
-# ref: https://hub.docker.com/_/rockylinux
-FROM rockylinux:9 AS base
+# ref: https://hub.docker.com/rockylinux/rockylinux
+FROM rockylinux/rockylinux:9 AS base
 
 # Install system build dependencies
 ENV PATH=/usr/local/bin:$PATH

cmake/docker/rockylinux/cpp.Dockerfile

@@ -6,6 +6,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_DEPS=ON
 RUN cmake --build build --target all -v

cmake/docker/rockylinux/dotnet.Dockerfile

@@ -14,9 +14,14 @@ WORKDIR /home/project
 COPY . .
 RUN sed -i 's/\(<SignAssembly>\).*\(<\/SignAssembly>\)/\1false\2/' ortools/dotnet/Google.OrTools*.csproj.in
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -version
-RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
+RUN cmake -S. -Bbuild -DBUILD_DOTNET=ON \
+-DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF \
+-DBUILD_DOTNET_EXAMPLES=OFF
 RUN cmake --build build --target all -v
 RUN cmake --build build --target install -v
 

cmake/docker/rockylinux/java.Dockerfile

@@ -11,6 +11,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_JAVA=ON -DSKIP_GPG=ON \
  -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF

cmake/docker/rockylinux/python.Dockerfile

@@ -12,6 +12,9 @@ FROM env AS devel
 WORKDIR /home/project
 COPY . .
 
+ARG CMAKE_BUILD_PARALLEL_LEVEL
+ENV CMAKE_BUILD_PARALLEL_LEVEL=${CMAKE_BUILD_PARALLEL_LEVEL:-4}
+
 FROM devel AS build
 RUN cmake -S. -Bbuild -DBUILD_PYTHON=ON -DBUILD_CXX_SAMPLES=OFF -DBUILD_CXX_EXAMPLES=OFF
 RUN cmake --build build --target all -v