Job site on ubuntu-latest Checking out challenges/string-solutions at 8f295191 Container started from catthehacker/ubuntu:act-latest ▸ actions/checkout@v4 Using mochi's built-in checkout (actions/checkout@v4) challenges/string-solutions is already checked out at 8f295191 (mochi checks out before the job starts) ▸ Get the challenge repository (specifications and tools) Cloning into 'challenge-repo'... ▸ actions/setup-python@v5 Downloading actions/setup-python@v5 (a26af69be951) ▾ Installed versions Version 3.12 was not found in the local cache (node:35) [DEP0040] DeprecationWarning: The `punycode` module is deprecated. Please use a userland alternative instead. (Use `node --trace-deprecation ...` to show where the warning was created) Version 3.12 is available for downloading Download from "https://github.com/actions/python-versions/releases/download/3.12.14-31661455385/python-3.12.14-linux-24.04-x64.tar.gz" Extract downloaded archive [command]/usr/bin/tar xz --warning=no-unknown-keyword --overwrite -C /mochi/temp/4bdd0ece-7f06-4155-bbd5-e8a409930124 -f /mochi/temp/900be2d5-68bd-404d-81ec-3849cc46e2ad Execute installation script Check if Python hostedtoolcache folder exist... Creating Python hostedtoolcache folder... Create Python 3.12.14 folder Copy Python binaries to hostedtoolcache folder Create additional symlinks (Required for the UsePythonVersion Azure Pipelines task and the setup-python GitHub Action) Upgrading pip... Collecting pip Downloading pip-26.2.1-py3-none-any.whl.metadata (4.6 kB) Downloading pip-26.2.1-py3-none-any.whl (1.8 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1.8/1.8 MB 74.4 MB/s eta 0:00:00 Installing collected packages: pip Attempting uninstall: pip Found existing installation: pip 25.0.1 Uninstalling pip-25.0.1: Successfully uninstalled pip-25.0.1 Successfully installed pip-26.2.1 Create complete file Successfully set up CPython (3.12.14) ▸ Run pip install ./challenge-repo Processing ./challenge-repo Installing build dependencies: started Installing build dependencies: finished with status 'done' Getting requirements to build wheel: started Getting requirements to build wheel: finished with status 'done' Preparing metadata (pyproject.toml): started Preparing metadata (pyproject.toml): finished with status 'done' Collecting numpy (from challenge-tools==0.1.0) Downloading numpy-2.5.3-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl.metadata (6.6 kB) Collecting scipy (from challenge-tools==0.1.0) Downloading scipy-1.18.1-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl.metadata (62 kB) Collecting jsonschema (from challenge-tools==0.1.0) Downloading jsonschema-4.26.0-py3-none-any.whl.metadata (7.6 kB) Collecting h5py (from challenge-tools==0.1.0) Downloading h5py-3.16.0-cp312-cp312-manylinux_2_28_x86_64.whl.metadata (3.0 kB) Collecting attrs>=22.2.0 (from jsonschema->challenge-tools==0.1.0) Downloading attrs-26.1.0-py3-none-any.whl.metadata (8.8 kB) Collecting jsonschema-specifications>=2023.03.6 (from jsonschema->challenge-tools==0.1.0) Downloading jsonschema_specifications-2025.9.1-py3-none-any.whl.metadata (2.9 kB) Collecting referencing>=0.28.4 (from jsonschema->challenge-tools==0.1.0) Downloading referencing-0.37.0-py3-none-any.whl.metadata (2.8 kB) Collecting rpds-py>=0.25.0 (from jsonschema->challenge-tools==0.1.0) Downloading rpds_py-2026.6.3-cp312-cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl.metadata (4.1 kB) Collecting typing-extensions>=4.4.0 (from referencing>=0.28.4->jsonschema->challenge-tools==0.1.0) Downloading typing_extensions-4.16.0-py3-none-any.whl.metadata (3.3 kB) Downloading h5py-3.16.0-cp312-cp312-manylinux_2_28_x86_64.whl (5.4 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 5.4/5.4 MB 116.5 MB/s 0:00:00 Downloading numpy-2.5.3-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl (16.7 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 16.7/16.7 MB 23.1 MB/s 0:00:00 Downloading jsonschema-4.26.0-py3-none-any.whl (90 kB) Downloading attrs-26.1.0-py3-none-any.whl (67 kB) Downloading jsonschema_specifications-2025.9.1-py3-none-any.whl (18 kB) Downloading referencing-0.37.0-py3-none-any.whl (26 kB) Downloading rpds_py-2026.6.3-cp312-cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (366 kB) Downloading typing_extensions-4.16.0-py3-none-any.whl (45 kB) Downloading scipy-1.18.1-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl (35.3 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 35.3/35.3 MB 13.6 MB/s 0:00:02 Building wheels for collected packages: challenge-tools Building wheel for challenge-tools (pyproject.toml): started Building wheel for challenge-tools (pyproject.toml): finished with status 'done' Created wheel for challenge-tools: filename=challenge_tools-0.1.0-py3-none-any.whl size=16278 sha256=ac4d20608b46063b8dc6517bf57ce64734dc9af203d7f47994f53a9dc6baea93 Stored in directory: /tmp/pip-ephem-wheel-cache-cghvcq64/wheels/54/ec/ad/cb956d9dad82d9fb8e925ffeffe8c5027b1984413092a885eb Successfully built challenge-tools Installing collected packages: typing-extensions, rpds-py, numpy, attrs, scipy, referencing, h5py, jsonschema-specifications, jsonschema, challenge-tools Successfully installed attrs-26.1.0 challenge-tools-0.1.0 h5py-3.16.0 jsonschema-4.26.0 jsonschema-specifications-2025.9.1 numpy-2.5.3 referencing-0.37.0 rpds-py-2026.6.3 scipy-1.18.1 typing-extensions-4.16.0 WARNING: Running pip as the 'root' user can result in broken permissions and conflicting behaviour with the system package manager, possibly rendering your system unusable. It is recommended to use a virtual environment instead: https://pip.pypa.io/warnings/venv. Use the --root-user-action option if you know what you are doing and want to suppress this warning. ▸ Validate submissions 0 problem(s) ▸ Build this repository's site site written to site ▸ actions/configure-pages@v4 Using mochi's built-in configure-pages (actions/configure-pages@v4) This site will be served at https://string-solutions--challenges.vault1-sites.magland.org/ ▸ actions/upload-pages-artifact@v3 Downloading actions/upload-pages-artifact@v3 (56afc609e742) ▸ Archive artifact ▾ Archive artifact ./ ./manifest.json ./viewer.js ./index.html ./solutions/ ./solutions/string-pluck-v1/ ./solutions/string-pluck-v1/modal-series.json ./solutions/string-pluck-v1/modal-series/ ./solutions/string-pluck-v1/modal-series/modal-n16.wav ./solutions/string-pluck-v1/modal-series/modal-n1024.h5 ./solutions/string-pluck-v1/modal-series/modal-n4.wav ./solutions/string-pluck-v1/modal-series/modal-n32.wav ./solutions/string-pluck-v1/modal-series/modal-n256.wav ./solutions/string-pluck-v1/modal-series/modal-n64.wav ./solutions/string-pluck-v1/modal-series/modal-n8.wav ./solutions/string-pluck-v1/modal-series/modal-n1024.wav ./solutions/string-pluck-v1/fd-second-order.json ./solutions/string-pluck-v1/fd-second-order/ ./solutions/string-pluck-v1/fd-second-order/fd-m16.h5 ./solutions/string-pluck-v1/fd-second-order/fd-m8.wav ./solutions/string-pluck-v1/fd-second-order/fd-m16.wav ./solutions/string-pluck-v1/fd-second-order/fd-m2.wav ./solutions/string-pluck-v1/fd-second-order/fd-m4.wav ./solutions/string-pluck-v1/fd-second-order/fd-m1.wav ▸ Upload artifact Using mochi's built-in upload-artifact (actions/upload-artifact@v4) Uploading artifact github-pages (1 file, 10794496 bytes) ▸ actions/deploy-pages@v4 Using mochi's built-in deploy-pages (actions/deploy-pages@v4) Deployed 19 files to https://string-solutions--challenges.vault1-sites.magland.org/ ▸ Post actions/setup-python@v5 OCI runtime exec failed: exec failed: unable to start container process: exec: "node": executable file not found in $PATH: unknown The post step completed with exit code 127. Cleaning up the job container