Read the Docs build information Build id: 3989005 Project: xanaduai-pennylane-lightning Version: 1377 Commit: 0aad40b4fd46fb815b41f1a72d2a73382ac050e4 Date: 2026-05-05T22:22:43.053161Z State: cancelled Success: False [rtd-command-info] start-time: 2026-05-05T22:22:43.790782Z, end-time: 2026-05-05T22:22:44.831153Z, duration: 1, exit-code: 0 git clone --depth 1 https://github.com/PennyLaneAI/pennylane-lightning.git . Cloning into '.'... [rtd-command-info] start-time: 2026-05-05T22:22:44.910938Z, end-time: 2026-05-05T22:22:45.821246Z, duration: 0, exit-code: 0 git fetch origin --force --prune --prune-tags --depth 50 pull/1377/head:external-1377 From https://github.com/PennyLaneAI/pennylane-lightning * [new ref] refs/pull/1377/head -> external-1377 [rtd-command-info] start-time: 2026-05-05T22:22:46.541675Z, end-time: 2026-05-05T22:22:46.663055Z, duration: 0, exit-code: 0 git checkout --force 0aad40b4fd46fb815b41f1a72d2a73382ac050e4 Note: switching to '0aad40b4fd46fb815b41f1a72d2a73382ac050e4'. You are in 'detached HEAD' state. You can look around, make experimental changes and commit them, and you can discard any commits you make in this state without impacting any branches by switching back to a branch. If you want to create a new branch to retain commits you create, you may do so (now or later) by using -c with the switch command. Example: git switch -c Or undo this operation with: git switch - Turn off this advice by setting config variable advice.detachedHead to false HEAD is now at 0aad40b Auto update version from '0.46.0-dev1' to '0.46.0-dev2' [rtd-command-info] start-time: 2026-05-05T22:22:46.740183Z, end-time: 2026-05-05T22:22:46.778620Z, duration: 0, exit-code: 0 cat .readthedocs.yml version: 2 sphinx: configuration: doc/conf.py python: install: - method: pip path: . build: os: ubuntu-24.04 tools: python: "3.12" apt_packages: - graphviz jobs: post_install: - pip install --group docs - PL_BACKEND="lightning_qubit" python scripts/configure_pyproject_toml.py && SKIP_COMPILATION=True python -m build - rm -rf ./build && PL_BACKEND="lightning_gpu" python scripts/configure_pyproject_toml.py && SKIP_COMPILATION=True python -m build - rm -rf ./build && PL_BACKEND="lightning_amdgpu" python scripts/configure_pyproject_toml.py && SKIP_COMPILATION=True python -m build - rm -rf ./build && PL_BACKEND="lightning_kokkos" python scripts/configure_pyproject_toml.py && SKIP_COMPILATION=True python -m build - rm -rf ./build && PL_BACKEND="lightning_tensor" python scripts/configure_pyproject_toml.py && SKIP_COMPILATION=True python -m build - python -m pip install ./dist/*.whl [rtd-command-info] start-time: 2026-05-05T22:22:47.664338Z, end-time: 2026-05-05T22:22:51.179014Z, duration: 3, exit-code: 0 apt-get update --assume-yes --quiet Hit:1 http://archive.ubuntu.com/ubuntu noble InRelease Get:2 http://security.ubuntu.com/ubuntu noble-security InRelease [126 kB] Get:3 http://archive.ubuntu.com/ubuntu noble-updates InRelease [126 kB] Get:4 http://security.ubuntu.com/ubuntu noble-security/main amd64 Packages [2030 kB] Get:5 http://security.ubuntu.com/ubuntu noble-security/main amd64 Components [25.8 kB] Get:6 http://security.ubuntu.com/ubuntu noble-security/universe amd64 Packages [1500 kB] Get:7 http://security.ubuntu.com/ubuntu noble-security/universe amd64 Components [94.9 kB] Get:8 http://security.ubuntu.com/ubuntu noble-security/restricted amd64 Packages [3595 kB] Get:9 http://security.ubuntu.com/ubuntu noble-security/restricted amd64 Components [157 B] Get:10 http://security.ubuntu.com/ubuntu noble-security/multiverse amd64 Packages [34.2 kB] Get:11 http://security.ubuntu.com/ubuntu noble-security/multiverse amd64 Components [158 B] Get:12 http://archive.ubuntu.com/ubuntu noble-backports InRelease [126 kB] Get:13 http://archive.ubuntu.com/ubuntu noble/main amd64 Components [665 kB] Get:14 http://archive.ubuntu.com/ubuntu noble/universe amd64 Components [5943 kB] Get:15 http://archive.ubuntu.com/ubuntu noble/multiverse amd64 Components [41.9 kB] Get:16 http://archive.ubuntu.com/ubuntu noble-updates/main amd64 Packages [2404 kB] Get:17 http://archive.ubuntu.com/ubuntu noble-updates/main amd64 Components [237 kB] Get:18 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 Packages [2142 kB] Get:19 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 Components [535 kB] Get:20 http://archive.ubuntu.com/ubuntu noble-updates/restricted amd64 Packages [3812 kB] Get:21 http://archive.ubuntu.com/ubuntu noble-updates/restricted amd64 Components [159 B] Get:22 http://archive.ubuntu.com/ubuntu noble-updates/multiverse amd64 Packages [54.1 kB] Get:23 http://archive.ubuntu.com/ubuntu noble-updates/multiverse amd64 Components [888 B] Get:24 http://archive.ubuntu.com/ubuntu noble-backports/main amd64 Packages [49.0 kB] Get:25 http://archive.ubuntu.com/ubuntu noble-backports/main amd64 Components [6361 B] Get:26 http://archive.ubuntu.com/ubuntu noble-backports/universe amd64 Packages [35.5 kB] Get:27 http://archive.ubuntu.com/ubuntu noble-backports/universe amd64 Components [11.4 kB] Get:28 http://archive.ubuntu.com/ubuntu noble-backports/restricted amd64 Components [160 B] Get:29 http://archive.ubuntu.com/ubuntu noble-backports/multiverse amd64 Packages [671 B] Get:30 http://archive.ubuntu.com/ubuntu noble-backports/multiverse amd64 Components [161 B] Fetched 23.6 MB in 1s (21.8 MB/s) Reading package lists... [rtd-command-info] start-time: 2026-05-05T22:22:51.262127Z, end-time: 2026-05-05T22:22:56.403853Z, duration: 5, exit-code: 0 apt-get install --assume-yes --quiet -- graphviz Reading package lists... Building dependency tree... Reading state information... The following additional packages will be installed: fonts-liberation fonts-liberation-sans-narrow fonts-liberation2 libann0 libcdt5 libcgraph6 libgraphviz-dev libgvc6 libgvc6-plugins-gtk libgvpr2 liblab-gamut1 libpathplan4 libxdot4 Suggested packages: gsfonts graphviz-doc The following NEW packages will be installed: fonts-liberation fonts-liberation-sans-narrow fonts-liberation2 graphviz libann0 The following packages will be upgraded: libcdt5 libcgraph6 libgraphviz-dev libgvc6 libgvc6-plugins-gtk libgvpr2 liblab-gamut1 libpathplan4 libxdot4 9 upgraded, 5 newly installed, 0 to remove and 345 not upgraded. Need to get 5447 kB of archives. After this operation, 7454 kB of additional disk space will be used. Get:1 http://archive.ubuntu.com/ubuntu noble/main amd64 fonts-liberation all 1:2.1.5-3 [1603 kB] Get:2 http://archive.ubuntu.com/ubuntu noble/main amd64 fonts-liberation-sans-narrow all 1:1.07.6-4 [197 kB] Get:3 http://archive.ubuntu.com/ubuntu noble/universe amd64 fonts-liberation2 all 1:2.1.5-3 [3418 B] Get:4 http://archive.ubuntu.com/ubuntu noble/universe amd64 libann0 amd64 1.1.2+doc-9build1 [25.5 kB] Get:5 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libgraphviz-dev amd64 2.42.2-9ubuntu0.1 [58.0 kB] Get:6 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libcgraph6 amd64 2.42.2-9ubuntu0.1 [44.6 kB] Get:7 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libpathplan4 amd64 2.42.2-9ubuntu0.1 [24.0 kB] Get:8 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libgvc6 amd64 2.42.2-9ubuntu0.1 [716 kB] Get:9 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libgvpr2 amd64 2.42.2-9ubuntu0.1 [187 kB] Get:10 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libxdot4 amd64 2.42.2-9ubuntu0.1 [16.6 kB] Get:11 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 liblab-gamut1 amd64 2.42.2-9ubuntu0.1 [1886 kB] Get:12 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libgvc6-plugins-gtk amd64 2.42.2-9ubuntu0.1 [21.0 kB] Get:13 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 libcdt5 amd64 2.42.2-9ubuntu0.1 [21.6 kB] Get:14 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 graphviz amd64 2.42.2-9ubuntu0.1 [642 kB] debconf: delaying package configuration, since apt-utils is not installed Fetched 5447 kB in 0s (45.2 MB/s) Selecting previously unselected package fonts-liberation. (Reading database ... (Reading database ... 5% (Reading database ... 10% (Reading database ... 15% (Reading database ... 20% (Reading database ... 25% (Reading database ... 30% (Reading database ... 35% (Reading database ... 40% (Reading database ... 45% (Reading database ... 50% (Reading database ... 55% (Reading database ... 60% (Reading database ... 65% (Reading database ... 70% (Reading database ... 75% (Reading database ... 80% (Reading database ... 85% (Reading database ... 90% (Reading database ... 95% (Reading database ... 100% (Reading database ... 302309 files and directories currently installed.) Preparing to unpack .../00-fonts-liberation_1%3a2.1.5-3_all.deb ... Unpacking fonts-liberation (1:2.1.5-3) ... Selecting previously unselected package fonts-liberation-sans-narrow. Preparing to unpack .../01-fonts-liberation-sans-narrow_1%3a1.07.6-4_all.deb ... Unpacking fonts-liberation-sans-narrow (1:1.07.6-4) ... Selecting previously unselected package fonts-liberation2. 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[rtd-command-info] start-time: 2026-05-05T22:23:00.104906Z, end-time: 2026-05-05T22:23:00.163312Z, duration: 0, exit-code: 0 asdf global python 3.12.12 [rtd-command-info] start-time: 2026-05-05T22:23:00.515731Z, end-time: 2026-05-05T22:23:01.165075Z, duration: 0, exit-code: 0 python -mvirtualenv $READTHEDOCS_VIRTUALENV_PATH created virtual environment CPython3.12.12.final.0-64 in 400ms creator CPython3Posix(dest=/home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377, clear=False, no_vcs_ignore=False, global=False) seeder FromAppData(download=False, pip=bundle, setuptools=bundle, wheel=bundle, via=copy, app_data_dir=/home/docs/.local/share/virtualenv) added seed packages: pip==23.1, setuptools==67.6.1, wheel==0.40.0 activators BashActivator,CShellActivator,FishActivator,NushellActivator,PowerShellActivator,PythonActivator [rtd-command-info] start-time: 2026-05-05T22:23:01.248015Z, end-time: 2026-05-05T22:23:06.968479Z, duration: 5, exit-code: 0 python -m pip install --upgrade --no-cache-dir pip setuptools Requirement already satisfied: pip in /home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377/lib/python3.12/site-packages (23.1) Collecting pip Downloading pip-26.1.1-py3-none-any.whl (1.8 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1.8/1.8 MB 13.7 MB/s eta 0:00:00 Requirement already satisfied: setuptools in /home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377/lib/python3.12/site-packages (67.6.1) Collecting setuptools Downloading setuptools-82.0.1-py3-none-any.whl (1.0 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1.0/1.0 MB 27.9 MB/s eta 0:00:00 Installing collected packages: setuptools, pip Attempting uninstall: setuptools Found existing installation: setuptools 67.6.1 Uninstalling setuptools-67.6.1: Successfully uninstalled setuptools-67.6.1 Attempting uninstall: pip Found existing installation: pip 23.1 Uninstalling pip-23.1: Successfully uninstalled pip-23.1 Successfully installed pip-26.1.1 setuptools-82.0.1 [rtd-command-info] start-time: 2026-05-05T22:23:07.053435Z, end-time: 2026-05-05T22:23:11.692209Z, duration: 4, exit-code: 0 python -m pip install --upgrade --no-cache-dir sphinx Collecting sphinx Downloading sphinx-9.1.0-py3-none-any.whl.metadata (5.8 kB) Collecting sphinxcontrib-applehelp>=1.0.7 (from sphinx) Downloading sphinxcontrib_applehelp-2.0.0-py3-none-any.whl.metadata (2.3 kB) Collecting sphinxcontrib-devhelp>=1.0.6 (from sphinx) Downloading sphinxcontrib_devhelp-2.0.0-py3-none-any.whl.metadata (2.3 kB) Collecting sphinxcontrib-htmlhelp>=2.0.6 (from sphinx) Downloading sphinxcontrib_htmlhelp-2.1.0-py3-none-any.whl.metadata (2.3 kB) Collecting sphinxcontrib-jsmath>=1.0.1 (from sphinx) Downloading sphinxcontrib_jsmath-1.0.1-py2.py3-none-any.whl.metadata (1.4 kB) Collecting sphinxcontrib-qthelp>=1.0.6 (from sphinx) Downloading sphinxcontrib_qthelp-2.0.0-py3-none-any.whl.metadata (2.3 kB) Collecting 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idna-3.13-py3-none-any.whl (68 kB) Downloading urllib3-2.6.3-py3-none-any.whl (131 kB) Downloading certifi-2026.4.22-py3-none-any.whl (135 kB) Downloading roman_numerals-4.1.0-py3-none-any.whl (7.7 kB) Downloading snowballstemmer-3.0.1-py3-none-any.whl (103 kB) Downloading sphinxcontrib_applehelp-2.0.0-py3-none-any.whl (119 kB) Downloading sphinxcontrib_devhelp-2.0.0-py3-none-any.whl (82 kB) Downloading sphinxcontrib_htmlhelp-2.1.0-py3-none-any.whl (98 kB) Downloading sphinxcontrib_jsmath-1.0.1-py2.py3-none-any.whl (5.1 kB) Downloading sphinxcontrib_qthelp-2.0.0-py3-none-any.whl (88 kB) Downloading sphinxcontrib_serializinghtml-2.0.0-py3-none-any.whl (92 kB) Installing collected packages: urllib3, sphinxcontrib-serializinghtml, sphinxcontrib-qthelp, sphinxcontrib-jsmath, sphinxcontrib-htmlhelp, sphinxcontrib-devhelp, sphinxcontrib-applehelp, snowballstemmer, roman-numerals, Pygments, packaging, MarkupSafe, imagesize, idna, docutils, charset_normalizer, certifi, babel, alabaster, requests, Jinja2, sphinx Successfully installed Jinja2-3.1.6 MarkupSafe-3.0.3 Pygments-2.20.0 alabaster-1.0.0 babel-2.18.0 certifi-2026.4.22 charset_normalizer-3.4.7 docutils-0.22.4 idna-3.13 imagesize-2.0.0 packaging-26.2 requests-2.33.1 roman-numerals-4.1.0 snowballstemmer-3.0.1 sphinx-9.1.0 sphinxcontrib-applehelp-2.0.0 sphinxcontrib-devhelp-2.0.0 sphinxcontrib-htmlhelp-2.1.0 sphinxcontrib-jsmath-1.0.1 sphinxcontrib-qthelp-2.0.0 sphinxcontrib-serializinghtml-2.0.0 urllib3-2.6.3 [rtd-command-info] start-time: 2026-05-05T22:23:11.773480Z, end-time: 2026-05-05T22:25:03.759326Z, duration: 111, exit-code: 0 python -m pip install --upgrade --upgrade-strategy only-if-needed --no-cache-dir . Processing ./. 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 pennylane>=0.44 (from pennylane_lightning==0.46.0.dev2) Downloading pennylane-0.44.1-py3-none-any.whl.metadata (12 kB) Collecting scipy-openblas32>=0.3.26 (from pennylane_lightning==0.46.0.dev2) Downloading scipy_openblas32-0.3.33.0.0-py3-none-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl.metadata (57 kB) Collecting scipy (from pennylane>=0.44->pennylane_lightning==0.46.0.dev2) Downloading scipy-1.17.1-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl.metadata (62 kB) Collecting networkx (from pennylane>=0.44->pennylane_lightning==0.46.0.dev2) Downloading networkx-3.6.1-py3-none-any.whl.metadata (6.8 kB) Collecting rustworkx>=0.14.0 (from 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diastatic-malt==2.15.2->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) Downloading astunparse-1.6.3-py2.py3-none-any.whl.metadata (4.4 kB) Collecting termcolor (from diastatic-malt==2.15.2->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) Downloading termcolor-3.3.0-py3-none-any.whl.metadata (6.5 kB) Requirement already satisfied: wheel<1.0,>=0.23.0 in /home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377/lib/python3.12/site-packages (from astunparse->diastatic-malt==2.15.2->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) (0.40.0) Collecting six<2.0,>=1.6.1 (from astunparse->diastatic-malt==2.15.2->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) Downloading six-1.17.0-py2.py3-none-any.whl.metadata (1.7 kB) Requirement already satisfied: charset_normalizer<4,>=2 in /home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377/lib/python3.12/site-packages (from requests->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) (3.4.7) Requirement already satisfied: idna<4,>=2.5 in /home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377/lib/python3.12/site-packages (from requests->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) (3.13) Requirement already satisfied: urllib3<3,>=1.26 in /home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377/lib/python3.12/site-packages (from requests->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) (2.6.3) Requirement already satisfied: certifi>=2023.5.7 in /home/docs/checkouts/readthedocs.org/user_builds/xanaduai-pennylane-lightning/envs/1377/lib/python3.12/site-packages (from requests->pennylane>=0.44->pennylane_lightning==0.46.0.dev2) (2026.4.22) Downloading pennylane-0.44.1-py3-none-any.whl (5.3 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 5.3/5.3 MB 135.7 MB/s 0:00:00 Downloading autoray-0.8.2-py3-none-any.whl (935 kB) 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networkx-3.6.1-py3-none-any.whl (2.1 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 2.1/2.1 MB 872.1 MB/s 0:00:00 Downloading scipy-1.17.1-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl (35.2 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 35.2/35.2 MB 571.0 MB/s 0:00:00 Downloading termcolor-3.3.0-py3-none-any.whl (7.7 kB) Downloading tomlkit-0.14.0-py3-none-any.whl (39 kB) Downloading typing_extensions-4.15.0-py3-none-any.whl (44 kB) Building wheels for collected packages: pennylane_lightning Building wheel for pennylane_lightning (pyproject.toml): started Building wheel for pennylane_lightning (pyproject.toml): still running... Building wheel for pennylane_lightning (pyproject.toml): finished with status 'done' Created wheel for pennylane_lightning: filename=pennylane_lightning-0.46.0.dev2-cp312-cp312-linux_x86_64.whl size=24895849 sha256=1b17cd44fd989bcc3ada4e3182bf0f154514941ea7aa4eb13c315438b2d07a31 Stored in directory: /tmp/pip-ephem-wheel-cache-ko11rylo/wheels/00/fb/62/a82f9c880a53524fe5f4b726c45cc7e5eeca5708e4873ca12f Successfully built pennylane_lightning Installing collected packages: appdirs, typing_extensions, tomlkit, termcolor, six, scipy-openblas32, numpy, networkx, gast, cachetools, autoray, scipy, rustworkx, autograd, astunparse, diastatic-malt, pennylane, pennylane_lightning Successfully installed appdirs-1.4.4 astunparse-1.6.3 autograd-1.8.0 autoray-0.8.2 cachetools-7.1.1 diastatic-malt-2.15.2 gast-0.7.0 networkx-3.6.1 numpy-2.4.4 pennylane-0.44.1 pennylane_lightning-0.46.0.dev2 rustworkx-0.17.1 scipy-1.17.1 scipy-openblas32-0.3.33.0.0 six-1.17.0 termcolor-3.3.0 tomlkit-0.14.0 typing_extensions-4.15.0 [rtd-command-info] start-time: None, end-time: None, duration: None, exit-code: None pip install --group docs