Build and test with CUDA 13.0.0

.devcontainer/cuda13.0-conda/devcontainer.json

@@ -0,0 +1,44 @@
+{
+  "build": {
+    "context": "${localWorkspaceFolder}/.devcontainer",
+    "dockerfile": "${localWorkspaceFolder}/.devcontainer/Dockerfile",
+    "args": {
+      "CUDA": "13.0",
+      "PYTHON_PACKAGE_MANAGER": "conda",
+      "BASE": "rapidsai/devcontainers:25.10-cpp-mambaforge"
+    }
+  },
+  "runArgs": [
+    "--rm",
+    "--name",
+    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-25.10-cuda13.0-conda",
+    "--ulimit",
+    "nofile=500000"
+  ],
+  "hostRequirements": {"gpu": "optional"},
+  "features": {
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:25.10": {}
+  },
+  "overrideFeatureInstallOrder": [
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils"
+  ],
+  "initializeCommand": ["/bin/bash", "-c", "mkdir -m 0755 -p ${localWorkspaceFolder}/../.{aws,cache,config,conda/pkgs,conda/${localWorkspaceFolderBasename}-cuda13.0-envs}"],
+  "postAttachCommand": ["/bin/bash", "-c", "if [ ${CODESPACES:-false} = 'true' ]; then . devcontainer-utils-post-attach-command; . rapids-post-attach-command; fi"],
+  "workspaceFolder": "/home/coder",
+  "workspaceMount": "source=${localWorkspaceFolder},target=/home/coder/ucxx,type=bind,consistency=consistent",
+  "mounts": [
+    "source=${localWorkspaceFolder}/../.aws,target=/home/coder/.aws,type=bind,consistency=consistent",
+    "source=${localWorkspaceFolder}/../.cache,target=/home/coder/.cache,type=bind,consistency=consistent",
+    "source=${localWorkspaceFolder}/../.config,target=/home/coder/.config,type=bind,consistency=consistent",
+    "source=${localWorkspaceFolder}/../.conda/pkgs,target=/home/coder/.conda/pkgs,type=bind,consistency=consistent",
+    "source=${localWorkspaceFolder}/../.conda/${localWorkspaceFolderBasename}-cuda13.0-envs,target=/home/coder/.conda/envs,type=bind,consistency=consistent"
+  ],
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "ms-python.flake8",
+        "nvidia.nsight-vscode-edition"
+      ]
+    }
+  }
+}

.devcontainer/cuda13.0-pip/devcontainer.json

@@ -0,0 +1,43 @@
+{
+  "build": {
+    "context": "${localWorkspaceFolder}/.devcontainer",
+    "dockerfile": "${localWorkspaceFolder}/.devcontainer/Dockerfile",
+    "args": {
+      "CUDA": "13.0",
+      "PYTHON_PACKAGE_MANAGER": "pip",
+      "BASE": "rapidsai/devcontainers:25.10-cpp-cuda13.0-ucx1.19.0-openmpi5.0.7"
+    }
+  },
+  "runArgs": [
+    "--rm",
+    "--name",
+    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-25.10-cuda13.0-pip",
+    "--ulimit",
+    "nofile=500000"
+  ],
+  "hostRequirements": {"gpu": "optional"},
+  "features": {
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:25.10": {}
+  },
+  "overrideFeatureInstallOrder": [
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils"
+  ],
+  "initializeCommand": ["/bin/bash", "-c", "mkdir -m 0755 -p ${localWorkspaceFolder}/../.{aws,cache,config/pip,local/share/${localWorkspaceFolderBasename}-cuda13.0-venvs}"],
+  "postAttachCommand": ["/bin/bash", "-c", "if [ ${CODESPACES:-false} = 'true' ]; then . devcontainer-utils-post-attach-command; . rapids-post-attach-command; fi"],
+  "workspaceFolder": "/home/coder",
+  "workspaceMount": "source=${localWorkspaceFolder},target=/home/coder/ucxx,type=bind,consistency=consistent",
+  "mounts": [
+    "source=${localWorkspaceFolder}/../.aws,target=/home/coder/.aws,type=bind,consistency=consistent",
+    "source=${localWorkspaceFolder}/../.cache,target=/home/coder/.cache,type=bind,consistency=consistent",
+    "source=${localWorkspaceFolder}/../.config,target=/home/coder/.config,type=bind,consistency=consistent",
+    "source=${localWorkspaceFolder}/../.local/share/${localWorkspaceFolderBasename}-cuda13.0-venvs,target=/home/coder/.local/share/venvs,type=bind,consistency=consistent"
+  ],
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "ms-python.flake8",
+        "nvidia.nsight-vscode-edition"
+      ]
+    }
+  }
+}

.github/workflows/build.yaml

@@ -34,7 +34,7 @@ concurrency:
 jobs:
   conda-cpp-build:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -45,7 +45,7 @@ jobs:
     if: github.ref_type == 'branch'
     needs: conda-cpp-build
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@cuda13.0
     with:
       arch: "amd64"
       branch: ${{ inputs.branch }}
@@ -58,15 +58,15 @@ jobs:
   upload-conda:
     needs: [conda-cpp-build]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-upload-packages.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-upload-packages.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
       date: ${{ inputs.date }}
       sha: ${{ inputs.sha }}
   wheel-build-libucxx:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -80,7 +80,7 @@ jobs:
   wheel-publish-libucxx:
     needs: wheel-build-libucxx
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -91,7 +91,7 @@ jobs:
   wheel-build-ucxx:
     needs: wheel-build-libucxx
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -103,7 +103,7 @@ jobs:
   wheel-publish-ucxx:
     needs: wheel-build-ucxx
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -113,7 +113,7 @@ jobs:
       package-type: python
   wheel-build-distributed-ucxx:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -125,7 +125,7 @@ jobs:
   wheel-publish-distributed-ucxx:
     needs: [wheel-build-ucxx, wheel-build-distributed-ucxx]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}

.github/workflows/pr.yaml

@@ -25,7 +25,7 @@ jobs:
       - wheel-tests-distributed-ucxx
       - telemetry-setup
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@cuda13.0
     if: always()
     with:
       needs: ${{ toJSON(needs) }}
@@ -52,7 +52,7 @@ jobs:
   changed-files:
     secrets: inherit
     needs: telemetry-setup
-    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@cuda13.0
     with:
       files_yaml: |
         test_cpp:
@@ -74,22 +74,22 @@ jobs:
           - '!docs/**'
   checks:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@cuda13.0
     needs: telemetry-setup
     with:
       enable_check_generated_files: false
       ignored_pr_jobs: telemetry-summarize
   conda-cpp-build:
     needs: checks
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@cuda13.0
     with:
       build_type: pull-request
       script: ci/build_cpp.sh
   docs-build:
     needs: conda-cpp-build
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@cuda13.0
     with:
       build_type: pull-request
       node_type: "gpu-l4-latest-1"
@@ -99,7 +99,7 @@ jobs:
   conda-cpp-tests:
     needs: [conda-cpp-build, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@cuda13.0
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
@@ -108,7 +108,7 @@ jobs:
   conda-python-tests:
     needs: [conda-cpp-build, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@cuda13.0
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python
     with:
       build_type: pull-request
@@ -117,7 +117,7 @@ jobs:
   conda-python-distributed-tests:
     needs: [conda-cpp-build, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@cuda13.0
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python
     with:
       build_type: pull-request
@@ -126,7 +126,7 @@ jobs:
   wheel-build-libucxx:
     needs: checks
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@cuda13.0
     with:
       build_type: pull-request
       script: ci/build_wheel_libucxx.sh
@@ -137,7 +137,7 @@ jobs:
   wheel-build-ucxx:
     needs: wheel-build-libucxx
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@cuda13.0
     with:
       build_type: pull-request
       script: ci/build_wheel_ucxx.sh
@@ -146,7 +146,7 @@ jobs:
   wheel-tests-ucxx:
     needs: [wheel-build-ucxx, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@cuda13.0
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python
     with:
       build_type: pull-request
@@ -155,7 +155,7 @@ jobs:
   wheel-build-distributed-ucxx:
     needs: checks
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@cuda13.0
     with:
       build_type: pull-request
       script: ci/build_wheel_distributed_ucxx.sh
@@ -164,7 +164,7 @@ jobs:
   wheel-tests-distributed-ucxx:
     needs: [wheel-build-ucxx, wheel-build-distributed-ucxx, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@cuda13.0
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python
     with:
       build_type: pull-request
@@ -173,10 +173,10 @@ jobs:
   devcontainer:
     secrets: inherit
     needs: [checks, telemetry-setup]
-    uses: rapidsai/shared-workflows/.github/workflows/build-in-devcontainer.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/build-in-devcontainer.yaml@cuda13.0
     with:
       arch: '["amd64", "arm64"]'
-      cuda: '["12.9"]'
+      cuda: '["13.0"]'
       node_type: "cpu8"
       rapids-aux-secret-1: GIST_REPO_READ_ORG_GITHUB_TOKEN
       env: |

.github/workflows/test.yaml

@@ -25,7 +25,7 @@ on:
 jobs:
   conda-cpp-tests:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -35,7 +35,7 @@ jobs:
       container-options: "--cap-add CAP_SYS_PTRACE --shm-size=8g --ulimit=nofile=1000000:1000000"
   conda-python-tests:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -45,7 +45,7 @@ jobs:
       container-options: "--cap-add CAP_SYS_PTRACE --shm-size=8g --ulimit=nofile=1000000:1000000"
   conda-python-distributed-tests:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type }}
       script: "ci/test_python_distributed.sh"
@@ -55,7 +55,7 @@ jobs:
       container-options: "--cap-add CAP_SYS_PTRACE --shm-size=8g --ulimit=nofile=1000000:1000000"
   wheel-tests-ucxx:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -65,7 +65,7 @@ jobs:
       script: ci/test_wheel_ucxx.sh
   wheel-tests-distributed-ucxx:
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@cuda13.0
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}

.github/workflows/trigger-breaking-change-alert.yaml

@@ -12,7 +12,7 @@ jobs:
   trigger-notifier:
     if: contains(github.event.pull_request.labels.*.name, 'breaking')
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/breaking-change-alert.yaml@branch-25.10
+    uses: rapidsai/shared-workflows/.github/workflows/breaking-change-alert.yaml@cuda13.0
     with:
       sender_login: ${{ github.event.sender.login }}
       sender_avatar: ${{ github.event.sender.avatar_url }}

README.md

@@ -6,10 +6,10 @@ UCXX is an object-oriented C++ interface for UCX, with native support for Python
 
 ### Environment setup
 
-Before starting it is necessary to have the necessary dependencies installed. The simplest way to get started is to install [Miniforge](https://github.com/conda-forge/miniforge) and then to create and activate an environment with the provided development file, for CUDA 12.x:
+Before starting it is necessary to have the necessary dependencies installed. The simplest way to get started is to install [Miniforge](https://github.com/conda-forge/miniforge) and then to create and activate an environment with the provided development file, for CUDA 13.x:
 
 ```
-$ conda env create -n ucxx -f conda/environments/all_cuda-128_arch-x86_64.yaml
+$ conda env create -n ucxx -f conda/environments/all_cuda-130_arch-x86_64.yaml
 ```
 
 And then activate the newly created environment:
@@ -29,7 +29,7 @@ $ conda install -c conda-forge mamba
 After that, one can proceed as before, but simply replacing `conda` with `mamba` in the environment creation command:
 
 ```
-$ mamba env create -n ucxx -f conda/environments/all_cuda-128_arch-x86_64.yaml
+$ mamba env create -n ucxx -f conda/environments/all_cuda-130_arch-x86_64.yaml
 $ conda activate ucxx
 ```
 

conda/environments/all_cuda-129_arch-aarch64.yaml

@@ -14,7 +14,7 @@ dependencies:
 - cuda-nvcc
 - cuda-version=12.9
 - cudf==25.10.*,>=0.0.0a0
-- cupy>=12.0.0
+- cupy>=13.6.0
 - cxx-compiler
 - cython>=3.0.0
 - dask-cuda==25.10.*,>=0.0.0a0

conda/environments/all_cuda-129_arch-x86_64.yaml

@@ -14,7 +14,7 @@ dependencies:
 - cuda-nvcc
 - cuda-version=12.9
 - cudf==25.10.*,>=0.0.0a0
-- cupy>=12.0.0
+- cupy>=13.6.0
 - cxx-compiler
 - cython>=3.0.0
 - dask-cuda==25.10.*,>=0.0.0a0