these 24 derivations will be built: /nix/store/7ax2nlpmbpzysbyqm95r39sazhcqvfsz-skills-with-improvement-footer.drv /nix/store/qcrnqxw72xrakfzcw1jca81dbi0xk44k-ai-skills.drv /nix/store/0yh835xvjbs49rldpkb8r18lg6p83m6j-claude-code-skills.drv /nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv /nix/store/d51m52sb0svbjkxgxac68hhxnzqarya2-home-manager-path.drv /nix/store/n3a9wwdnd9day70ccxybdmgzpqbl8y65-user-environment.drv /nix/store/n98ifxcmrkzyxn5pnky9rbklkx80kb6k-nix.conf.drv /nix/store/xmngg0iqad4m1k2v62jly3wx5kh02i81-etc-nix-registry.json.drv /nix/store/wqqpyn1bzjsvk6k54g38vff0hwvr078h-X-Restart-Triggers-nix-daemon.drv /nix/store/dgphvjafbpkchpjyizs2s9nca7a8jzxk-unit-nix-daemon.service.drv /nix/store/2zx6bvjznbqchlpk3l9gv53y9q7q5r0r-github-copilot-cli-skills.drv /nix/store/bl7vq3dgy9jkxgv0pwi049iwi7nx7x75-hm_hmfontconfigfonts.xml.drv /nix/store/w5y412l6a09yvcazwg73wilwx66sfwzw-codex-skills.drv /nix/store/n7mwrs0cd8q9hl01z9cj02mrj1zg8g6r-codex-skills.drv /nix/store/rsgjh3h4mk9469bhj3kfccr2p53lshv8-opencode-skills.drv /nix/store/xlf1h6r8nzc22hvcaal8qvxi0j5983jz-antigravity-cli-skills.drv /nix/store/r3g40s31g8mz7jq24y6dryshqy7lrh92-home-manager-files.drv /nix/store/n4l5i1lx10vzqds9lwm6i181jh049f1j-hm-putter.json.drv /nix/store/7ngf6vj2fcp63pd4lgk32ywf3v6qgcr0-home-manager-generation.drv /nix/store/jpild74f4xyzx3qlgn980yv21i6af2qi-unit-home-manager-pschmitt.service.drv /nix/store/ylp2prhyy3j4pbcwkg4hc66vfaap3yli-system-units.drv /nix/store/khqsy9z7c10xvia9aa995y160af06nv2-etc.drv /nix/store/1qc4vi9lcy91jgrnnr9fcb3np38rkk2s-activate.drv /nix/store/mdwf35x2skh40jxxrp4wllnffl99qqd8-nixos-system-fnuc-26.11.20261103.1d06008.drv building '/nix/store/xmngg0iqad4m1k2v62jly3wx5kh02i81-etc-nix-registry.json.drv' building '/nix/store/n98ifxcmrkzyxn5pnky9rbklkx80kb6k-nix.conf.drv' building '/nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv' on 'ssh-ng://nix-remote-builder@rofl-16.brkn.lol' building '/nix/store/7ax2nlpmbpzysbyqm95r39sazhcqvfsz-skills-with-improvement-footer.drv' on 'ssh-ng://nix-remote-builder@rofl-15.brkn.lol' etc-nix-registry.json> structuredAttrs is enabled nix.conf> structuredAttrs is enabled nix.conf> Validating generated nix.conf building '/nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv' withoutbg-1.5.0> structuredAttrs is enabled withoutbg-1.5.0> Sourcing python-remove-tests-dir-hook withoutbg-1.5.0> Sourcing python-catch-conflicts-hook.sh withoutbg-1.5.0> Sourcing python-remove-bin-bytecode-hook.sh withoutbg-1.5.0> Sourcing pypa-build-hook withoutbg-1.5.0> Using pypaBuildPhase withoutbg-1.5.0> Sourcing python-runtime-deps-check-hook withoutbg-1.5.0> Using pythonRuntimeDepsCheckHook withoutbg-1.5.0> Sourcing pypa-install-hook withoutbg-1.5.0> Using pypaInstallPhase withoutbg-1.5.0> Sourcing python-imports-check-hook.sh withoutbg-1.5.0> Using pythonImportsCheckPhase withoutbg-1.5.0> Sourcing python-namespaces-hook withoutbg-1.5.0> Sourcing python-catch-conflicts-hook.sh withoutbg-1.5.0> Using checkPhaseThreadLimitHook building '/nix/store/wqqpyn1bzjsvk6k54g38vff0hwvr078h-X-Restart-Triggers-nix-daemon.drv' withoutbg-1.5.0> Running phase: unpackPhase withoutbg-1.5.0> unpacking source archive /nix/store/b257phgaqhhiwzhp1z4pajhp5yn1vp9j-source withoutbg-1.5.0> source root is source withoutbg-1.5.0> setting SOURCE_DATE_EPOCH to timestamp 315619200 of file "source/uv.lock" withoutbg-1.5.0> Running phase: patchPhase withoutbg-1.5.0> Running phase: updateAutotoolsGnuConfigScriptsPhase withoutbg-1.5.0> Running phase: configurePhase withoutbg-1.5.0> no configure script, doing nothing withoutbg-1.5.0> Running phase: buildPhase withoutbg-1.5.0> Executing pypaBuildPhase withoutbg-1.5.0> Creating a wheel... withoutbg-1.5.0> pypa build flags: --no-isolation --outdir dist/ --wheel X-Restart-Triggers-nix-daemon> structuredAttrs is enabled building '/nix/store/dgphvjafbpkchpjyizs2s9nca7a8jzxk-unit-nix-daemon.service.drv' unit-nix-daemon.service> structuredAttrs is enabled withoutbg-1.5.0> * Getting build dependencies for wheel... withoutbg-1.5.0> * Building wheel... withoutbg-1.5.0> Successfully built withoutbg-1.5.0-py3-none-any.whl withoutbg-1.5.0> Finished creating a wheel... withoutbg-1.5.0> Finished executing pypaBuildPhase withoutbg-1.5.0> Running phase: pythonRuntimeDepsCheckHook withoutbg-1.5.0> Executing pythonRuntimeDepsCheck withoutbg-1.5.0> Checking runtime dependencies for withoutbg-1.5.0-py3-none-any.whl withoutbg-1.5.0> - opencv-python-headless not installed error: build of '/nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv' on 'ssh-ng://nix-remote-builder@rofl-16.brkn.lol' failed: Cannot build '/nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv'. Reason: builder failed with exit code 1. Output paths: /nix/store/4wwd5pc5v0aac0ll7h94wimh9g0fgm2h-withoutbg-1.5.0 /nix/store/8wj4fl3zzbdsjacdwd9d1kdvw8dzck5f-withoutbg-1.5.0-dist Last 25 log lines: > Using pythonImportsCheckPhase > Sourcing python-namespaces-hook > Sourcing python-catch-conflicts-hook.sh > Using checkPhaseThreadLimitHook > Running phase: unpackPhase > unpacking source archive /nix/store/b257phgaqhhiwzhp1z4pajhp5yn1vp9j-source > source root is source > setting SOURCE_DATE_EPOCH to timestamp 315619200 of file "source/uv.lock" > Running phase: patchPhase > Running phase: updateAutotoolsGnuConfigScriptsPhase > Running phase: configurePhase > no configure script, doing nothing > Running phase: buildPhase > Executing pypaBuildPhase > Creating a wheel... > pypa build flags: --no-isolation --outdir dist/ --wheel > * Getting build dependencies for wheel... > * Building wheel... > Successfully built withoutbg-1.5.0-py3-none-any.whl > Finished creating a wheel... > Finished executing pypaBuildPhase > Running phase: pythonRuntimeDepsCheckHook > Executing pythonRuntimeDepsCheck > Checking runtime dependencies for withoutbg-1.5.0-py3-none-any.whl > - opencv-python-headless not installed For full logs, run: nix log /nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv error: Cannot build '/nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv'. Reason: builder failed with exit code 1. Output paths: /nix/store/4wwd5pc5v0aac0ll7h94wimh9g0fgm2h-withoutbg-1.5.0 /nix/store/8wj4fl3zzbdsjacdwd9d1kdvw8dzck5f-withoutbg-1.5.0-dist error: Cannot build '/nix/store/d51m52sb0svbjkxgxac68hhxnzqarya2-home-manager-path.drv'. Reason: 1 dependency failed. Output paths: /nix/store/qrx0xhvi5v4kylamyqsagy8lavh10kbk-home-manager-path error: Cannot build '/nix/store/bl7vq3dgy9jkxgv0pwi049iwi7nx7x75-hm_hmfontconfigfonts.xml.drv'. Reason: 1 dependency failed. Output paths: /nix/store/d973bfa189rddk6076h9alfx0fkb7lnc-hm_hmfontconfigfonts.xml error: Cannot build '/nix/store/n3a9wwdnd9day70ccxybdmgzpqbl8y65-user-environment.drv'. Reason: 1 dependency failed. Output paths: /nix/store/i93q08pc4f8icadsj70xamgw74pfxnj3-user-environment building '/nix/store/7ax2nlpmbpzysbyqm95r39sazhcqvfsz-skills-with-improvement-footer.drv' building '/nix/store/w5y412l6a09yvcazwg73wilwx66sfwzw-codex-skills.drv' on 'ssh-ng://nix-remote-builder@rofl-16.brkn.lol' building '/nix/store/qcrnqxw72xrakfzcw1jca81dbi0xk44k-ai-skills.drv' ai-skills> README.md: Keeping existing link to /nix/store/ffyad3y7ia4zjy3hbvk1pc4cm1gbi5q9-source/skills/rust/README.md ai-skills> README.md: Keeping existing link to /nix/store/ffyad3y7ia4zjy3hbvk1pc4cm1gbi5q9-source/skills/rust/README.md ai-skills> .gitkeep: Keeping existing link to /nix/store/ffyad3y7ia4zjy3hbvk1pc4cm1gbi5q9-source/skills/porting/.gitkeep ai-skills> README.md: Keeping existing link to /nix/store/ffyad3y7ia4zjy3hbvk1pc4cm1gbi5q9-source/skills/rust/README.md ai-skills> .gitkeep: Keeping existing link to /nix/store/ffyad3y7ia4zjy3hbvk1pc4cm1gbi5q9-source/skills/porting/.gitkeep ai-skills> /nix/store/cgb1vvsvd96674cbsy922y7n946hg532-skills-with-improvement-footer/cks-approve: ai-skills> SKILL.md: Keeping existing link to /nix/store/g6887hgz6ld4zkz64hfr8x39r2pg5xsj-skills-with-improvement-footer/cks-approve/SKILL.md building '/nix/store/xlf1h6r8nzc22hvcaal8qvxi0j5983jz-antigravity-cli-skills.drv' building '/nix/store/0yh835xvjbs49rldpkb8r18lg6p83m6j-claude-code-skills.drv' building '/nix/store/2zx6bvjznbqchlpk3l9gv53y9q7q5r0r-github-copilot-cli-skills.drv' building '/nix/store/rsgjh3h4mk9469bhj3kfccr2p53lshv8-opencode-skills.drv' building '/nix/store/w5y412l6a09yvcazwg73wilwx66sfwzw-codex-skills.drv' building '/nix/store/n7mwrs0cd8q9hl01z9cj02mrj1zg8g6r-codex-skills.drv' error: Cannot build '/nix/store/r3g40s31g8mz7jq24y6dryshqy7lrh92-home-manager-files.drv'. Reason: 1 dependency failed. Output paths: /nix/store/x2sc9vz5p30wrpzl7nxqif9mvax2f3r2-home-manager-files error: Cannot build '/nix/store/n4l5i1lx10vzqds9lwm6i181jh049f1j-hm-putter.json.drv'. Reason: 1 dependency failed. Output paths: /nix/store/af1pnqq8hnnrradvr1c3w2gk0wx0pyzh-hm-putter.json error: Cannot build '/nix/store/7ngf6vj2fcp63pd4lgk32ywf3v6qgcr0-home-manager-generation.drv'. Reason: 3 dependencies failed. Output paths: /nix/store/v12m1siyqy277l2was3axiigws95hc9g-home-manager-generation error: Cannot build '/nix/store/jpild74f4xyzx3qlgn980yv21i6af2qi-unit-home-manager-pschmitt.service.drv'. Reason: 1 dependency failed. Output paths: /nix/store/23jzgj2zk940mrmk602vzyyh1lj3dff3-unit-home-manager-pschmitt.service error: Cannot build '/nix/store/ylp2prhyy3j4pbcwkg4hc66vfaap3yli-system-units.drv'. Reason: 1 dependency failed. Output paths: /nix/store/ax44qj2lmrxrai8l2dyh06m95rbqqnxy-system-units error: Cannot build '/nix/store/khqsy9z7c10xvia9aa995y160af06nv2-etc.drv'. Reason: 2 dependencies failed. Output paths: /nix/store/p4wx2b904x4k54r9llvbrb35h6ny45a0-etc error: Cannot build '/nix/store/1qc4vi9lcy91jgrnnr9fcb3np38rkk2s-activate.drv'. Reason: 1 dependency failed. Output paths: /nix/store/jpmi9c7qrisy10ijxdy86qkrdd9f3d9j-activate error: Cannot build '/nix/store/mdwf35x2skh40jxxrp4wllnffl99qqd8-nixos-system-fnuc-26.11.20261103.1d06008.drv'. Reason: 2 dependencies failed. Output paths: /nix/store/79c9k61fy1pizr2myila33chhhlic8gf-nixos-system-fnuc-26.11.20261103.1d06008