ci: Add LCG dev4 build, drop LCG 107 builds

.github/workflows/analysis.yml

@@ -32,7 +32,7 @@ permissions:
 jobs:
   build_debug:
     runs-on: ubuntu-latest
-    container: ghcr.io/acts-project/ubuntu2404:85
+    container: ghcr.io/acts-project/ubuntu2404:86
     steps:
 
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
@@ -129,7 +129,7 @@ jobs:
 
   clang_tidy:
     runs-on: ubuntu-latest
-    container: ghcr.io/acts-project/ubuntu2404_clang22:85
+    container: ghcr.io/acts-project/ubuntu2404_clang22:86
 
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

.github/workflows/builds.yml

@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
-    container: ghcr.io/acts-project/ubuntu2404:85
+    container: ghcr.io/acts-project/ubuntu2404:86
     env:
       INSTALL_DIR: ${{ github.workspace }}/install
       ACTS_LOG_FAILURE_THRESHOLD: WARNING
@@ -129,7 +129,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
-    container: ghcr.io/acts-project/ubuntu2404:85
+    container: ghcr.io/acts-project/ubuntu2404:86
     needs: [linux_ubuntu]
     env:
       ACTS_SEQUENCER_FAIL_ON_UNMASKED_FPE: 0
@@ -171,7 +171,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
-    container: ghcr.io/acts-project/ubuntu2404:85
+    container: ghcr.io/acts-project/ubuntu2404:86
     needs: [linux_ubuntu]
 
     steps:
@@ -256,7 +256,7 @@ jobs:
           - image: ubuntu2404_clang22
             std: 23
             cxx: clang++-22
-    container: ghcr.io/acts-project/${{ matrix.image }}:85
+    container: ghcr.io/acts-project/${{ matrix.image }}:86
     env:
       INSTALL_DIR: ${{ github.workspace }}/install
       ACTS_LOG_FAILURE_THRESHOLD: WARNING
@@ -636,7 +636,7 @@ jobs:
     permissions:
       contents: read
     needs: [linux_ubuntu]
-    container: ghcr.io/acts-project/ubuntu2404:85
+    container: ghcr.io/acts-project/ubuntu2404:86
 
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

.github/workflows/detray.yml

@@ -72,7 +72,7 @@ jobs:
         PLATFORM:
           - NAME: "HOST"
             CXX_STANDARD: "20"
-            CONTAINER: "ghcr.io/acts-project/ubuntu2404:56"
+            CONTAINER: "ghcr.io/acts-project/ubuntu2404:86"
             OPTIONS: -DDETRAY_EIGEN_PLUGIN=ON -DDETRAY_FASTOR_PLUGIN=OFF -DDETRAY_SMATRIX_PLUGIN=OFF -DDETRAY_VC_AOS_PLUGIN=OFF -DDETRAY_VC_SOA_PLUGIN=OFF
 
     # The system to run on.
@@ -141,19 +141,19 @@ jobs:
         PLATFORM:
           - NAME: "CUDA"
             CXX_STANDARD: "20"
-            CONTAINER: "ghcr.io/acts-project/ubuntu2404_cuda:67"
+            CONTAINER: "ghcr.io/acts-project/ubuntu2404_cuda:86"
             OPTIONS: -DDETRAY_BUILD_CUDA=ON -DDETRAY_SET_LOGGING=DEBUG -DDETRAY_EIGEN_PLUGIN=ON
           - NAME: "HIP-AMD"
             CXX_STANDARD: "20"
-            CONTAINER: "ghcr.io/acts-project/ubuntu2404_rocm_oneapi:69"
+            CONTAINER: "ghcr.io/acts-project/ubuntu2404_rocm_oneapi:86"
             OPTIONS: -DCMAKE_PREFIX_PATH=/opt/rocm/lib/cmake/ -DCMAKE_HIP_PLATFORM=amd -DDETRAY_BUILD_HIP=ON -DDETRAY_SET_LOGGING=DEBUG -DDETRAY_EIGEN_PLUGIN=ON -DDETRAY_BUILD_BENCHMARKS=OFF -DDETRAY_BUILD_INTEGRATIONTESTS=OFF
           #- NAME: "HIP-NVIDIA"
           #  CXX_STANDARD: "20"
           #  CONTAINER:
           #  OPTIONS: -DCMAKE_HIP_PLATFORM=nvidia -DDETRAY_BUILD_HIP=ON -DDETRAY_SET_LOGGING=DEBUG -DDETRAY_EIGEN_PLUGIN=ON -DDETRAY_BUILD_BENCHMARKS=OFF
           - NAME: "SYCL"
             CXX_STANDARD: "20"
-            CONTAINER: "ghcr.io/acts-project/ubuntu2404_oneapi:85"
+            CONTAINER: "ghcr.io/acts-project/ubuntu2404_oneapi:86"
             OPTIONS: -DDETRAY_BUILD_CUDA=OFF -DDETRAY_BUILD_SYCL=ON -DDETRAY_SET_LOGGING=DEBUG -DDETRAY_EIGEN_PLUGIN=ON
 
     # The system to run on.

.github/workflows/sonarcloud.yml

@@ -16,7 +16,7 @@ jobs:
   sonarcloud:
     name: SonarCloud
     runs-on: ubuntu-latest
-    container: ghcr.io/acts-project/ubuntu2404:85
+    container: ghcr.io/acts-project/ubuntu2404:86
     if: github.event.workflow_run.conclusion == 'success'
     steps:
       - name: Install APT packages

.gitlab-ci.yml

@@ -45,7 +45,7 @@ variables:
 
 build_gnn_cpu:
   stage: build
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:86
   tags:
     - large
 
@@ -78,7 +78,7 @@ build_gnn_cpu:
 
 build_gnn:
   stage: build
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:86
   tags:
     - large
 
@@ -120,7 +120,7 @@ test_gnn_unittests:
   stage: test
   needs:
     - build_gnn
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:86
   tags:
     - docker-gpu-nvidia
 
@@ -144,7 +144,7 @@ test_gnn_python:
   stage: test
   needs:
     - build_gnn
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_gnn:86
   tags:
     - docker-gpu-nvidia
 
@@ -175,7 +175,7 @@ test_gnn_python:
 
 build_gnn_tensorrt:
   stage: build
-  image: ghcr.io/acts-project/ubuntu2404_tensorrt:85
+  image: ghcr.io/acts-project/ubuntu2404_tensorrt:86
 
   cache:
     - !reference [.spack_cache, cache]
@@ -200,7 +200,7 @@ build_gnn_tensorrt:
 
 build_linux_ubuntu:
   stage: build
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404:86
 
   cache:
    - !reference [.ccache_base, cache]
@@ -261,7 +261,7 @@ build_linux_ubuntu:
 
 linux_test_examples:
   stage: test
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404:86
   needs: [build_linux_ubuntu]
 
   cache:
@@ -287,7 +287,7 @@ linux_test_examples:
 linux_physmon:
   stage: test
   needs: [build_linux_ubuntu]
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404:86
 
   artifacts:
     when: always
@@ -380,15 +380,15 @@ linux_ubuntu_2404_clang22:
   variables:
     CXX: clang++-22
     CXXSTD: 23
-  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_clang22:85
+  image: registry.cern.ch/ghcr.io/acts-project/ubuntu2404_clang22:86
 
 
 ######################
 ### LCG JOB MATRIX ###
 ######################
 
 .lcg_base_job:
-  image: registry.cern.ch/ghcr.io/acts-project/${OS}-base:85
+  image: registry.cern.ch/ghcr.io/acts-project/${OS}-base:86
   stage: build
   tags:
     - cvmfs
@@ -424,7 +424,12 @@ linux_ubuntu_2404_clang22:
     - cd ..
 
     - 'echo "LCG_PLATFORM: ${LCG_PLATFORM}"'
-    - source /cvmfs/sft.cern.ch/lcg/views/LCG_${LCG_VERSION}/x86_64-${LCG_PLATFORM}-${COMPILER}-opt/setup.sh
+    # Default to the released views; nightly jobs override LCG_REPO/LCG_VIEW
+    - LCG_REPO=${LCG_REPO:-sft.cern.ch}
+    - LCG_VIEW=${LCG_VIEW:-LCG_${LCG_VERSION}}
+    - 'echo "LCG_REPO: ${LCG_REPO}"'
+    - 'echo "LCG_VIEW: ${LCG_VIEW}"'
+    - source /cvmfs/${LCG_REPO}/lcg/views/${LCG_VIEW}/x86_64-${LCG_PLATFORM}-${COMPILER}-opt/setup.sh
 
   script:
     - >
@@ -436,31 +441,6 @@ linux_ubuntu_2404_clang22:
     - cmake --build build -- -j8
     - ccache -s
 
-lcg_107:
-  extends: .lcg_base_job
-
-  variables:
-    LCG_VERSION: "107"
-
-  parallel:
-    matrix:
-      - OS: [alma9]
-        COMPILER:
-          - gcc13
-          - clang16
-
-lcg_107a:
-  extends: .lcg_base_job
-
-  variables:
-    LCG_VERSION: "107a"
-
-  parallel:
-    matrix:
-      - OS: [alma9]
-        COMPILER:
-          - gcc14
-
 lcg_108:
   extends: .lcg_base_job
 
@@ -501,11 +481,33 @@ lcg_109:
     # overrides the mplhep version in our venv
     - pytest -rsfExw --durations=10 -k "not gnn and not plot" -v -n1
 
+lcg_dev4:
+  extends: .lcg_base_job
+
+  # Nightly views break frequently and are not release-blocking
+  allow_failure: true
+
+  variables:
+    LCG_REPO: sft-nightlies.cern.ch
+    LCG_VIEW: dev4/latest
+
+  before_script:
+    # The dev4 view's Geant4 requires EXPAT >= 2.5.0 but the view does not
+    # ship/expose expat; provide the system one (alma9 ships expat 2.5.0).
+    - dnf install -y expat-devel
+    - !reference [.lcg_base_job, before_script]
+
+  parallel:
+    matrix:
+      - OS: [alma9]
+        COMPILER:
+          - gcc15
+
 # Detray gitlab CI workflows
 detray_build_cuda:
   tags: [docker]
   stage: build
-  image: ghcr.io/acts-project/ubuntu2404_cuda:82
+  image: ghcr.io/acts-project/ubuntu2404_cuda:86
   cache:
    - !reference [.ccache_base, cache]
   artifacts:
@@ -531,7 +533,7 @@ detray_test_cuda:
     DETRAY_BFIELD_FILE: $CI_PROJECT_DIR/src/Detray/data/odd-bfield_v0_9_0.cvf
   stage: test
   tags: [docker-gpu-nvidia]
-  image: ghcr.io/acts-project/ubuntu2404_cuda:82
+  image: ghcr.io/acts-project/ubuntu2404_cuda:86
   needs:
     - detray_build_cuda
   only:
@@ -550,7 +552,7 @@ detray_test_cuda:
 detray_build_sycl:
   tags: [docker-gpu-nvidia]
   stage: build
-  image: "ghcr.io/acts-project/ubuntu2404_oneapi:81"
+  image: "ghcr.io/acts-project/ubuntu2404_oneapi:86"
   cache:
    - !reference [.ccache_base, cache]
   artifacts:
@@ -574,7 +576,7 @@ detray_build_sycl:
 detray_test_sycl:
   stage: test
   tags: [docker-gpu-nvidia]
-  image: "ghcr.io/acts-project/ubuntu2404_oneapi:81"
+  image: "ghcr.io/acts-project/ubuntu2404_oneapi:86"
   needs:
     - detray_build_sycl
   variables:

docs/pages/contributing/building_acts.md

@@ -107,10 +107,9 @@ overview on what we are currently testing):
 
 Current LCG/compiler combinations covered in CI are:
 
-- `LCG_107`: `gcc13`, `clang16`
-- `LCG_107a`: `gcc14`
 - `LCG_108`: `gcc15`
 - `LCG_109`: `gcc15`, `clang19`
+- `dev4` (nightly): `gcc15`
 
 ```console
 source /cvmfs/sft.cern.ch/lcg/views/<lcg_release>/<lcg_platform>/setup.sh
@@ -131,7 +130,7 @@ and they contain all the dependencies required to build ACTS.
 
 Furthermore, we are also testing on, but do not provide the corresponding containers:
 
-- `alma9` (HEP-specific software from LCG 107/107a/108/109 and compilers `gcc13`, `gcc14`, `gcc15`, `clang16`, `clang19`)
+- `alma9` (HEP-specific software from LCG 108/109 and dev4 nightly, and compilers `gcc15`, `clang19`)
 - `macOS-10.15`
 
 > [!warning]