From ecb68dfa36a1ab3ff8d9ff3fecfda1bb540d11d8 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 18 Aug 2026 11:51:28 +0200
Subject: [PATCH 01/17] Test ZIB runner scale set

---
 .github/workflows/julia-tests-hsl.yml | 2 +-
 .github/workflows/unopy-hsl.yml       | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/julia-tests-hsl.yml b/.github/workflows/julia-tests-hsl.yml
index d6a728f23..d363e17ff 100644
--- a/.github/workflows/julia-tests-hsl.yml
+++ b/.github/workflows/julia-tests-hsl.yml
@@ -32,7 +32,7 @@ concurrency:
 
 jobs:
   compilation-uno-hsl:
-    runs-on: self-hosted
+    runs-on: gh-ar-cvanaret-uno-benchmark
     steps:
     - uses: actions/checkout@v4
 
diff --git a/.github/workflows/unopy-hsl.yml b/.github/workflows/unopy-hsl.yml
index 0adfe62ed..b5dee8270 100644
--- a/.github/workflows/unopy-hsl.yml
+++ b/.github/workflows/unopy-hsl.yml
@@ -32,7 +32,7 @@ concurrency:
 
 jobs:
   build:
-    runs-on: self-hosted
+    runs-on: gh-ar-cvanaret-uno-benchmark
     steps:
       - uses: actions/checkout@v4
 

From 3688188701339e64f8b6f614847b760598534c01 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 21:39:53 +0200
Subject: [PATCH 02/17] Adapted unopy-hsl.yml to new ZIB benchmark runner

---
 .github/workflows/julia-tests-hsl.yml | 2 +-
 .github/workflows/unopy-hsl.yml       | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/julia-tests-hsl.yml b/.github/workflows/julia-tests-hsl.yml
index d363e17ff..d6a728f23 100644
--- a/.github/workflows/julia-tests-hsl.yml
+++ b/.github/workflows/julia-tests-hsl.yml
@@ -32,7 +32,7 @@ concurrency:
 
 jobs:
   compilation-uno-hsl:
-    runs-on: gh-ar-cvanaret-uno-benchmark
+    runs-on: self-hosted
     steps:
     - uses: actions/checkout@v4
 
diff --git a/.github/workflows/unopy-hsl.yml b/.github/workflows/unopy-hsl.yml
index b5dee8270..a532ea7ae 100644
--- a/.github/workflows/unopy-hsl.yml
+++ b/.github/workflows/unopy-hsl.yml
@@ -22,9 +22,9 @@ on:
 
 env:
   BUILD_TYPE: Debug
-  VENV: /home/optimi/cvanaret/myenv
-  HOME: /home/optimi/cvanaret
-  STAGING_ROOT: /scratch/local/opt-008547/cvanaret/ci-staging
+  VENV: /srv/lib/myenv
+  HOME: /srv/lib
+  STAGING_ROOT: /srv/lib/ci-staging
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}

From cfd00bcf356bb2eef367439118473340bac5ab3d Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 21:42:21 +0200
Subject: [PATCH 03/17] Fix

---
 .github/workflows/unopy-hsl.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/unopy-hsl.yml b/.github/workflows/unopy-hsl.yml
index a532ea7ae..5e0cdcbfd 100644
--- a/.github/workflows/unopy-hsl.yml
+++ b/.github/workflows/unopy-hsl.yml
@@ -23,7 +23,7 @@ on:
 env:
   BUILD_TYPE: Debug
   VENV: /srv/lib/myenv
-  HOME: /srv/lib
+  LIBS: /srv/lib
   STAGING_ROOT: /srv/lib/ci-staging
 
 concurrency:
@@ -73,7 +73,7 @@ jobs:
         working-directory: ${{github.workspace}}/interfaces/Python/example
         run: |
           # load the HSL library dynamically
-          sed -i '/uno_solver.set_preset("ipopt")/a\\tuno_solver.set_option("libhsl_path", "${{env.HOME}}/${{matrix.LIBHSL}}")' example_hs015.py
+          sed -i '/uno_solver.set_preset("ipopt")/a\\tuno_solver.set_option("libhsl_path", "${{env.LIBS}}/${{matrix.LIBHSL}}")' example_hs015.py
           # substitution of the linear solver
           sed -i 's/MUMPS/${{matrix.HSL_SOLVER}}/' example_hs015.py
 

From 43255f04bb7aca4dae205586f8e6b81769667998 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 21:47:49 +0200
Subject: [PATCH 04/17] Simple build step

---
 .github/workflows/unopy-hsl.yml | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/.github/workflows/unopy-hsl.yml b/.github/workflows/unopy-hsl.yml
index 5e0cdcbfd..c5332dc52 100644
--- a/.github/workflows/unopy-hsl.yml
+++ b/.github/workflows/unopy-hsl.yml
@@ -24,7 +24,6 @@ env:
   BUILD_TYPE: Debug
   VENV: /srv/lib/myenv
   LIBS: /srv/lib
-  STAGING_ROOT: /srv/lib/ci-staging
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -39,17 +38,8 @@ jobs:
       - name: Download dependencies
         run: bash dependencies/scripts/download_dependencies.sh
 
-      - name: Build unopy into a run-scoped venv on shared NFS
-        run: |
-          RUN_DIR="${{env.STAGING_ROOT}}/${{github.run_id}}"
-          RUN_VENV="$RUN_DIR/venv"
-          mkdir -p "${{env.STAGING_ROOT}}"
-          # prune staging from old runs so the NFS home doesn't fill up
-          find "${{env.STAGING_ROOT}}" -mindepth 1 -maxdepth 1 -type d -mtime +2 -exec rm -rf {} + 2>/dev/null || true
-          rm -rf "$RUN_DIR"
-          mkdir -p "$RUN_DIR"
-          ${{env.VENV}}/bin/python -m venv "$RUN_VENV"
-          CMAKE_BUILD_PARALLEL_LEVEL=$(nproc) "$RUN_VENV/bin/pip" install . -v
+      - name: Compile and install unopy
+        run: CMAKE_BUILD_PARALLEL_LEVEL=$(nproc) ${{env.VENV}}/bin/pip install . -v -C cmake.define.UNO_PYBIND11_DETAILED_ERRORS=ON
 
   run-example:
     name: Example with ${{matrix.LIBHSL_NAME}}'s ${{matrix.HSL_SOLVER}}
@@ -82,4 +72,4 @@ jobs:
         env:
           PYTHONDONTWRITEBYTECODE: "1"
         run: |
-          "${{env.STAGING_ROOT}}/${{github.run_id}}/venv/bin/python" example_hs015.py
+          "${{env.VENV}}/bin/python" example_hs015.py

From bee7e1fb8b17cca8726a89f31e634a15ae372e09 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 21:49:32 +0200
Subject: [PATCH 05/17] Use python/pip globally instead of venv

---
 .github/workflows/unopy-hsl.yml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/unopy-hsl.yml b/.github/workflows/unopy-hsl.yml
index c5332dc52..aa8c585fb 100644
--- a/.github/workflows/unopy-hsl.yml
+++ b/.github/workflows/unopy-hsl.yml
@@ -22,7 +22,6 @@ on:
 
 env:
   BUILD_TYPE: Debug
-  VENV: /srv/lib/myenv
   LIBS: /srv/lib
 
 concurrency:
@@ -39,7 +38,7 @@ jobs:
         run: bash dependencies/scripts/download_dependencies.sh
 
       - name: Compile and install unopy
-        run: CMAKE_BUILD_PARALLEL_LEVEL=$(nproc) ${{env.VENV}}/bin/pip install . -v -C cmake.define.UNO_PYBIND11_DETAILED_ERRORS=ON
+        run: CMAKE_BUILD_PARALLEL_LEVEL=$(nproc) pip install . -v -C cmake.define.UNO_PYBIND11_DETAILED_ERRORS=ON
 
   run-example:
     name: Example with ${{matrix.LIBHSL_NAME}}'s ${{matrix.HSL_SOLVER}}
@@ -72,4 +71,4 @@ jobs:
         env:
           PYTHONDONTWRITEBYTECODE: "1"
         run: |
-          "${{env.VENV}}/bin/python" example_hs015.py
+          python example_hs015.py

From cc4a07343e627ecc5fcc74803ca175f9cf186644 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 21:58:44 +0200
Subject: [PATCH 06/17] Reverted unopy-hsl.yml and added dedicated ZIB test
 workflow

---
 .github/workflows/test-zib-hsl.yml | 64 ++++++++++++++++++++++++++++++
 .github/workflows/unopy-hsl.yml    | 23 ++++++++---
 2 files changed, 81 insertions(+), 6 deletions(-)
 create mode 100644 .github/workflows/test-zib-hsl.yml

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
new file mode 100644
index 000000000..12699e9e3
--- /dev/null
+++ b/.github/workflows/test-zib-hsl.yml
@@ -0,0 +1,64 @@
+name: Tests at ZIB using HSL
+
+on:
+  push:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - 'LICENSE'
+      - '*.cff'
+      - '*.yml'
+      - '*.yaml'
+      - 'docs/**'
+  pull_request:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - 'LICENSE'
+      - '*.cff'
+      - '*.yml'
+      - '*.yaml'
+      - 'docs/**'
+
+env:
+  BUILD_TYPE: Debug
+  LIBS: /srv/lib
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: gh-ar-cvanaret-uno-benchmark
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Download dependencies
+        run: bash dependencies/scripts/download_dependencies.sh
+
+      - name: Configure
+        run: |
+          LIBBLAS_PATH="${{env.LIBS}}/libblas.so"
+          LIBLAPACK_PATH="${{env.LIBS}}/liblapack.so"
+          LIBHSL_PATH="${{env.LIBS}}/libhsl/builddir/libhsl.so"
+          LIBAMPL_PATH="${{env.LIBS}}/ampl/amplsolver.a"
+
+          cmake -B build \
+            -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} \
+            -DCMAKE_C_COMPILER=gcc \
+            -DCMAKE_CXX_COMPILER=g++ \
+            -DCMAKE_Fortran_COMPILER=gfortran \
+            -DBLAS_LIBRARIES=${LIBBLAS_PATH} \
+            -DLAPACK_LIBRARIES=${LIBLAPACK_PATH} \
+            -DHSL=${LIBHSL_PATH} \
+            -DAMPLSOLVER=${LIBAMPL_PATH} \
+            -DBUILD_STATIC_LIBS=OFF \
+            -DBUILD_SHARED_LIBS=ON
+
+      - name: Build
+        run: cmake --build build --target uno_ampl --config ${{env.BUILD_TYPE}} --parallel
+
+      - name: Run instance
+        working-directory: build
+        run: ./uno_ampl "${{env.LIBS}}/Mittelmann/qssp180.nl" preset=ipopt
diff --git a/.github/workflows/unopy-hsl.yml b/.github/workflows/unopy-hsl.yml
index aa8c585fb..0adfe62ed 100644
--- a/.github/workflows/unopy-hsl.yml
+++ b/.github/workflows/unopy-hsl.yml
@@ -22,7 +22,9 @@ on:
 
 env:
   BUILD_TYPE: Debug
-  LIBS: /srv/lib
+  VENV: /home/optimi/cvanaret/myenv
+  HOME: /home/optimi/cvanaret
+  STAGING_ROOT: /scratch/local/opt-008547/cvanaret/ci-staging
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -30,15 +32,24 @@ concurrency:
 
 jobs:
   build:
-    runs-on: gh-ar-cvanaret-uno-benchmark
+    runs-on: self-hosted
     steps:
       - uses: actions/checkout@v4
 
       - name: Download dependencies
         run: bash dependencies/scripts/download_dependencies.sh
 
-      - name: Compile and install unopy
-        run: CMAKE_BUILD_PARALLEL_LEVEL=$(nproc) pip install . -v -C cmake.define.UNO_PYBIND11_DETAILED_ERRORS=ON
+      - name: Build unopy into a run-scoped venv on shared NFS
+        run: |
+          RUN_DIR="${{env.STAGING_ROOT}}/${{github.run_id}}"
+          RUN_VENV="$RUN_DIR/venv"
+          mkdir -p "${{env.STAGING_ROOT}}"
+          # prune staging from old runs so the NFS home doesn't fill up
+          find "${{env.STAGING_ROOT}}" -mindepth 1 -maxdepth 1 -type d -mtime +2 -exec rm -rf {} + 2>/dev/null || true
+          rm -rf "$RUN_DIR"
+          mkdir -p "$RUN_DIR"
+          ${{env.VENV}}/bin/python -m venv "$RUN_VENV"
+          CMAKE_BUILD_PARALLEL_LEVEL=$(nproc) "$RUN_VENV/bin/pip" install . -v
 
   run-example:
     name: Example with ${{matrix.LIBHSL_NAME}}'s ${{matrix.HSL_SOLVER}}
@@ -62,7 +73,7 @@ jobs:
         working-directory: ${{github.workspace}}/interfaces/Python/example
         run: |
           # load the HSL library dynamically
-          sed -i '/uno_solver.set_preset("ipopt")/a\\tuno_solver.set_option("libhsl_path", "${{env.LIBS}}/${{matrix.LIBHSL}}")' example_hs015.py
+          sed -i '/uno_solver.set_preset("ipopt")/a\\tuno_solver.set_option("libhsl_path", "${{env.HOME}}/${{matrix.LIBHSL}}")' example_hs015.py
           # substitution of the linear solver
           sed -i 's/MUMPS/${{matrix.HSL_SOLVER}}/' example_hs015.py
 
@@ -71,4 +82,4 @@ jobs:
         env:
           PYTHONDONTWRITEBYTECODE: "1"
         run: |
-          python example_hs015.py
+          "${{env.STAGING_ROOT}}/${{github.run_id}}/venv/bin/python" example_hs015.py

From 8f6288f91bb1034ccfa4fe2ad990957c5df3f308 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 22:00:16 +0200
Subject: [PATCH 07/17] Try with a copy of cmake to /srv/lib

---
 .github/workflows/test-zib-hsl.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 12699e9e3..bf2aea404 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -44,7 +44,7 @@ jobs:
           LIBHSL_PATH="${{env.LIBS}}/libhsl/builddir/libhsl.so"
           LIBAMPL_PATH="${{env.LIBS}}/ampl/amplsolver.a"
 
-          cmake -B build \
+          ${{env.LIBS}}/cmake -B build \
             -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} \
             -DCMAKE_C_COMPILER=gcc \
             -DCMAKE_CXX_COMPILER=g++ \
@@ -57,7 +57,7 @@ jobs:
             -DBUILD_SHARED_LIBS=ON
 
       - name: Build
-        run: cmake --build build --target uno_ampl --config ${{env.BUILD_TYPE}} --parallel
+        run: ${{env.LIBS}}/cmake --build build --target uno_ampl --config ${{env.BUILD_TYPE}} --parallel
 
       - name: Run instance
         working-directory: build

From 97669549229743e32b759b0ffaf42865f1c7a63f Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 22:03:44 +0200
Subject: [PATCH 08/17] Revert with global cmake

---
 .github/workflows/test-zib-hsl.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index bf2aea404..12699e9e3 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -44,7 +44,7 @@ jobs:
           LIBHSL_PATH="${{env.LIBS}}/libhsl/builddir/libhsl.so"
           LIBAMPL_PATH="${{env.LIBS}}/ampl/amplsolver.a"
 
-          ${{env.LIBS}}/cmake -B build \
+          cmake -B build \
             -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} \
             -DCMAKE_C_COMPILER=gcc \
             -DCMAKE_CXX_COMPILER=g++ \
@@ -57,7 +57,7 @@ jobs:
             -DBUILD_SHARED_LIBS=ON
 
       - name: Build
-        run: ${{env.LIBS}}/cmake --build build --target uno_ampl --config ${{env.BUILD_TYPE}} --parallel
+        run: cmake --build build --target uno_ampl --config ${{env.BUILD_TYPE}} --parallel
 
       - name: Run instance
         working-directory: build

From 20cb451be03ee68df3d484a689cfdbd534d63f7a Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Mon, 31 Aug 2026 22:06:53 +0200
Subject: [PATCH 09/17] Test at least the NFS

---
 .github/workflows/test-zib-hsl.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 12699e9e3..20a757fbc 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -37,6 +37,10 @@ jobs:
       - name: Download dependencies
         run: bash dependencies/scripts/download_dependencies.sh
 
+      - name: Test NFS
+        run: |
+          cat ${{env.LIBS}}/test.txt
+
       - name: Configure
         run: |
           LIBBLAS_PATH="${{env.LIBS}}/libblas.so"

From 4500f7bf19c6272e3ea5afd539b5dc1b0f73c646 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 07:40:27 +0200
Subject: [PATCH 10/17] Commented out Test NFS

---
 .github/workflows/test-zib-hsl.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 20a757fbc..21a2962ea 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -37,9 +37,9 @@ jobs:
       - name: Download dependencies
         run: bash dependencies/scripts/download_dependencies.sh
 
-      - name: Test NFS
-        run: |
-          cat ${{env.LIBS}}/test.txt
+#      - name: Test NFS
+#        run: |
+#          cat ${{env.LIBS}}/test.txt
 
       - name: Configure
         run: |

From c3c03e918461aa15acc801230691ec9fa1526fa9 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 08:23:16 +0200
Subject: [PATCH 11/17] Sleep test

---
 .github/workflows/sleep-zib.yml | 36 +++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 .github/workflows/sleep-zib.yml

diff --git a/.github/workflows/sleep-zib.yml b/.github/workflows/sleep-zib.yml
new file mode 100644
index 000000000..7f259743a
--- /dev/null
+++ b/.github/workflows/sleep-zib.yml
@@ -0,0 +1,36 @@
+name: Sleep test at ZIB
+
+on:
+  push:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - 'LICENSE'
+      - '*.cff'
+      - '*.yml'
+      - '*.yaml'
+      - 'docs/**'
+  pull_request:
+    branches: [ "main" ]
+    paths-ignore:
+      - '*.md'
+      - 'LICENSE'
+      - '*.cff'
+      - '*.yml'
+      - '*.yaml'
+      - 'docs/**'
+
+env:
+  BUILD_TYPE: Debug
+  LIBS: /srv/lib
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: gh-ar-cvanaret-uno-benchmark
+    steps:
+      - name: Sleep
+        run: sleep 6h

From 48d83ca7bbe5b05eb0f75012cffc985dbc930b4a Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 09:13:11 +0200
Subject: [PATCH 12/17] Test NFS

---
 .github/workflows/test-zib-hsl.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 21a2962ea..20a757fbc 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -37,9 +37,9 @@ jobs:
       - name: Download dependencies
         run: bash dependencies/scripts/download_dependencies.sh
 
-#      - name: Test NFS
-#        run: |
-#          cat ${{env.LIBS}}/test.txt
+      - name: Test NFS
+        run: |
+          cat ${{env.LIBS}}/test.txt
 
       - name: Configure
         run: |

From 6ed4b9bd77b27d93ae5b399b60aedcbc2e30385c Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 09:55:53 +0200
Subject: [PATCH 13/17] Let CMake detect system BLAS and LAPACK

---
 .github/workflows/sleep-zib.yml    | 36 ------------------------------
 .github/workflows/test-zib-hsl.yml |  4 ----
 2 files changed, 40 deletions(-)
 delete mode 100644 .github/workflows/sleep-zib.yml

diff --git a/.github/workflows/sleep-zib.yml b/.github/workflows/sleep-zib.yml
deleted file mode 100644
index 7f259743a..000000000
--- a/.github/workflows/sleep-zib.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-name: Sleep test at ZIB
-
-on:
-  push:
-    branches: [ "main" ]
-    paths-ignore:
-      - '*.md'
-      - 'LICENSE'
-      - '*.cff'
-      - '*.yml'
-      - '*.yaml'
-      - 'docs/**'
-  pull_request:
-    branches: [ "main" ]
-    paths-ignore:
-      - '*.md'
-      - 'LICENSE'
-      - '*.cff'
-      - '*.yml'
-      - '*.yaml'
-      - 'docs/**'
-
-env:
-  BUILD_TYPE: Debug
-  LIBS: /srv/lib
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
-  cancel-in-progress: true
-
-jobs:
-  build:
-    runs-on: gh-ar-cvanaret-uno-benchmark
-    steps:
-      - name: Sleep
-        run: sleep 6h
diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 20a757fbc..f58d82fdb 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -43,8 +43,6 @@ jobs:
 
       - name: Configure
         run: |
-          LIBBLAS_PATH="${{env.LIBS}}/libblas.so"
-          LIBLAPACK_PATH="${{env.LIBS}}/liblapack.so"
           LIBHSL_PATH="${{env.LIBS}}/libhsl/builddir/libhsl.so"
           LIBAMPL_PATH="${{env.LIBS}}/ampl/amplsolver.a"
 
@@ -53,8 +51,6 @@ jobs:
             -DCMAKE_C_COMPILER=gcc \
             -DCMAKE_CXX_COMPILER=g++ \
             -DCMAKE_Fortran_COMPILER=gfortran \
-            -DBLAS_LIBRARIES=${LIBBLAS_PATH} \
-            -DLAPACK_LIBRARIES=${LIBLAPACK_PATH} \
             -DHSL=${LIBHSL_PATH} \
             -DAMPLSOLVER=${LIBAMPL_PATH} \
             -DBUILD_STATIC_LIBS=OFF \

From 21deea6d23d52f2855c22ab4198d7d71ad706110 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 10:01:04 +0200
Subject: [PATCH 14/17] Link METIS

---
 .github/workflows/test-zib-hsl.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index f58d82fdb..5447b00da 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -44,6 +44,7 @@ jobs:
       - name: Configure
         run: |
           LIBHSL_PATH="${{env.LIBS}}/libhsl/builddir/libhsl.so"
+          LIBMETIS_PATH="${{env.LIBS}}/libmetis.so"
           LIBAMPL_PATH="${{env.LIBS}}/ampl/amplsolver.a"
 
           cmake -B build \
@@ -52,6 +53,7 @@ jobs:
             -DCMAKE_CXX_COMPILER=g++ \
             -DCMAKE_Fortran_COMPILER=gfortran \
             -DHSL=${LIBHSL_PATH} \
+            -DMETIS=${LIBMETIS_PATH} \
             -DAMPLSOLVER=${LIBAMPL_PATH} \
             -DBUILD_STATIC_LIBS=OFF \
             -DBUILD_SHARED_LIBS=ON

From ece024e7cd76a5cf39a4518fdb43d7eadd084375 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 10:14:59 +0200
Subject: [PATCH 15/17] Added METIS_INCLUDE_DIR

---
 .github/workflows/test-zib-hsl.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 5447b00da..1cee1ed0d 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -45,6 +45,7 @@ jobs:
         run: |
           LIBHSL_PATH="${{env.LIBS}}/libhsl/builddir/libhsl.so"
           LIBMETIS_PATH="${{env.LIBS}}/libmetis.so"
+          METIS_INCLUDE_PATH="${{env.LIBS}}/metis.h"
           LIBAMPL_PATH="${{env.LIBS}}/ampl/amplsolver.a"
 
           cmake -B build \
@@ -52,6 +53,7 @@ jobs:
             -DCMAKE_C_COMPILER=gcc \
             -DCMAKE_CXX_COMPILER=g++ \
             -DCMAKE_Fortran_COMPILER=gfortran \
+            -DMETIS_INCLUDE_DIR=${METIS_INCLUDE_PATH} \
             -DHSL=${LIBHSL_PATH} \
             -DMETIS=${LIBMETIS_PATH} \
             -DAMPLSOLVER=${LIBAMPL_PATH} \

From a47d76df08148ef7547008c03e46b887f0f690f2 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 10:32:54 +0200
Subject: [PATCH 16/17] Build libmetis.a from source

---
 .github/workflows/test-zib-hsl.yml | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 1cee1ed0d..1753050cf 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -44,8 +44,7 @@ jobs:
       - name: Configure
         run: |
           LIBHSL_PATH="${{env.LIBS}}/libhsl/builddir/libhsl.so"
-          LIBMETIS_PATH="${{env.LIBS}}/libmetis.so"
-          METIS_INCLUDE_PATH="${{env.LIBS}}/metis.h"
+          LIBMETIS_PATH="${{env.LIBS}}/libmetis.a"
           LIBAMPL_PATH="${{env.LIBS}}/ampl/amplsolver.a"
 
           cmake -B build \
@@ -53,7 +52,6 @@ jobs:
             -DCMAKE_C_COMPILER=gcc \
             -DCMAKE_CXX_COMPILER=g++ \
             -DCMAKE_Fortran_COMPILER=gfortran \
-            -DMETIS_INCLUDE_DIR=${METIS_INCLUDE_PATH} \
             -DHSL=${LIBHSL_PATH} \
             -DMETIS=${LIBMETIS_PATH} \
             -DAMPLSOLVER=${LIBAMPL_PATH} \

From 33a4cf093c28a10b37fd3f80909b5866284fee38 Mon Sep 17 00:00:00 2001
From: Charlie Vanaret <vanaret@zib.de>
Date: Tue, 1 Sep 2026 10:52:13 +0200
Subject: [PATCH 17/17] Test in Release

---
 .github/workflows/test-zib-hsl.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test-zib-hsl.yml b/.github/workflows/test-zib-hsl.yml
index 1753050cf..8cf490dc0 100644
--- a/.github/workflows/test-zib-hsl.yml
+++ b/.github/workflows/test-zib-hsl.yml
@@ -21,7 +21,7 @@ on:
       - 'docs/**'
 
 env:
-  BUILD_TYPE: Debug
+  BUILD_TYPE: Release
   LIBS: /srv/lib
 
 concurrency: