Job site on ubuntu-latest
Checking out challenges/cymbal2-solutions at 38bdd345
Container started from catthehacker/ubuntu:act-latest
Cleaning up the job container

▸ actions/checkout@v4
Using mochi's built-in checkout (actions/checkout@v4)
challenges/cymbal2-solutions is already checked out at 38bdd345 (mochi checks out before the job starts)

▸ Fetch LFS objects (field exports), if git-lfs is available
git-lfs/3.7.1 (GitHub; linux amd64; go 1.24.4)

▸ Get the challenge repository (specifications)
Cloning into 'challenge-repo'...

▸ actions/setup-python@v5
Using cached actions/setup-python@v5 (a26af69be951)
▾ Installed versions
Version 3.12 was not found in the local cache
(node:82) [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/e56bbac9-db37-48a6-abc4-ea70be33e539 -f /mochi/temp/d766383e-2313-43be-803d-7d6c29ecd79e
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 73.3 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 git+https://vault1.magland.org/challenges/challenge-tools
Collecting git+https://vault1.magland.org/challenges/challenge-tools
  Cloning https://vault1.magland.org/challenges/challenge-tools to /tmp/pip-req-build-7i85f563
  Running command git clone --filter=blob:none --quiet https://vault1.magland.org/challenges/challenge-tools /tmp/pip-req-build-7i85f563
  warning: filtering not recognized by server, ignoring
  Resolved https://vault1.magland.org/challenges/challenge-tools to commit f99e1d076509193756665ed1a1e7056f4365636b
  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 132.9 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 177.1 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 13.5 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=35075 sha256=ed907e879597b368818a6692c08075c77e496abac9dc42702bfea0bbf0dec868
  Stored in directory: /tmp/pip-ephem-wheel-cache-392ws07z/wheels/e3/cb/fd/7e45ed86fd46c82e653d987283215b318522fc6016aae5b6c2
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
warning: solutions directory solutions does not exist
0 problem(s)

▸ Build this repository's site
Traceback (most recent call last):
  File "/mochi/workspace/web/build.py", line 75, in <module>
    main()
  File "/mochi/workspace/web/build.py", line 42, in main
    shutil.copytree(ROOT / "solutions", out / "solutions")
  File "/opt/hostedtoolcache/Python/3.12.14/x64/lib/python3.12/shutil.py", line 598, in copytree
    with os.scandir(src) as itr:
         ^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '/mochi/workspace/solutions'
Process completed with exit code 1.