these 20 derivations will be built:
  /nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv
  /nix/store/sg97j8ckyckx02g3hfvdd860jimrx55k-home-manager-path.drv
  /nix/store/11vnv2mlk1xmpks882vq8h8cjbnl5bz2-hm_hmfontconfigfonts.xml.drv
  /nix/store/358cihakfigk5dn2m69rxkv42d98j26d-skills-with-improvement-footer.drv
  /nix/store/vx27wf4ylq09f82r7qk9m6kqnhari9hn-ai-skills.drv
  /nix/store/2nxf5616bwixp19iwdpzr3albnnidwgf-antigravity-cli-skills.drv
  /nix/store/4qplxf3kz83qwjkm8g031xszy5sabsm1-claude-code-skills.drv
  /nix/store/b61hg9piwmjpafgj0nq0bfwn8igf8x49-opencode-skills.drv
  /nix/store/i39iq26rfaf0k4jc470a83igf6j2k9fn-github-copilot-cli-skills.drv
  /nix/store/x2hxqqc6y2y5hvk128v0g1cfip54h83f-codex-skills.drv
  /nix/store/rmd2rhkaxh0blmfjrqdac6lzi2v5lr6j-codex-skills.drv
  /nix/store/r1v1sg4cps75a07w5yj5nmchw0sxz5ic-home-manager-files.drv
  /nix/store/pxcknf1yvh7wqxs4z7f0bim0ifwkd23i-hm-putter.json.drv
  /nix/store/ip3xp0lmsz21dhwjgr5v2fd7g3062rm3-home-manager-generation.drv
  /nix/store/0pxgdnn523qa16x43xibjhfk924x17vs-unit-home-manager-pschmitt.service.drv
  /nix/store/2gicfk31bld61x23r2f6a1p5qciac877-system-units.drv
  /nix/store/dx3h7l0x5ba5id3zpa3kqgadmxlfp0dg-user-environment.drv
  /nix/store/f9q74q9wc23rcmq35lmxnmpwrj39n66r-etc.drv
  /nix/store/7h0g15rylndfr7xf9j47vdfaz6fvaz7v-activate.drv
  /nix/store/kyv0n14mq6v9sn3fhw9mjlygvmvrk4lc-nixos-system-fnuc-26.11.20261103.1d06008.drv
building '/nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv' on 'ssh-ng://nix-remote-builder@rofl-16.brkn.lol'
building '/nix/store/358cihakfigk5dn2m69rxkv42d98j26d-skills-with-improvement-footer.drv' on 'ssh-ng://nix-remote-builder@rofl-15.brkn.lol'
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
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
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
building '/nix/store/358cihakfigk5dn2m69rxkv42d98j26d-skills-with-improvement-footer.drv'
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/sg97j8ckyckx02g3hfvdd860jimrx55k-home-manager-path.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/1lpsw07nbjf2x8dgb1c6jwrv8rc6iy8j-home-manager-path
error: Cannot build '/nix/store/11vnv2mlk1xmpks882vq8h8cjbnl5bz2-hm_hmfontconfigfonts.xml.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/7g2vwr81lk90kr0mwn495n5kxfv9qc68-hm_hmfontconfigfonts.xml
error: Cannot build '/nix/store/dx3h7l0x5ba5id3zpa3kqgadmxlfp0dg-user-environment.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/04d5mc5hk4n84bxfbn7ib1vsf8lr4qaj-user-environment
building '/nix/store/x2hxqqc6y2y5hvk128v0g1cfip54h83f-codex-skills.drv' on 'ssh-ng://nix-remote-builder@rofl-16.brkn.lol'
building '/nix/store/vx27wf4ylq09f82r7qk9m6kqnhari9hn-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/2nxf5616bwixp19iwdpzr3albnnidwgf-antigravity-cli-skills.drv'
building '/nix/store/4qplxf3kz83qwjkm8g031xszy5sabsm1-claude-code-skills.drv'
building '/nix/store/i39iq26rfaf0k4jc470a83igf6j2k9fn-github-copilot-cli-skills.drv'
building '/nix/store/b61hg9piwmjpafgj0nq0bfwn8igf8x49-opencode-skills.drv'
building '/nix/store/x2hxqqc6y2y5hvk128v0g1cfip54h83f-codex-skills.drv'
building '/nix/store/rmd2rhkaxh0blmfjrqdac6lzi2v5lr6j-codex-skills.drv'
error: Cannot build '/nix/store/r1v1sg4cps75a07w5yj5nmchw0sxz5ic-home-manager-files.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/c8flxhby5897d8w27a7wkd5x5bndrpcn-home-manager-files
error: Cannot build '/nix/store/pxcknf1yvh7wqxs4z7f0bim0ifwkd23i-hm-putter.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/4fxlpmg306ivhskk7mcjvh76az619k2d-hm-putter.json
error: Cannot build '/nix/store/ip3xp0lmsz21dhwjgr5v2fd7g3062rm3-home-manager-generation.drv'.
       Reason: 3 dependencies failed.
       Output paths:
         /nix/store/p387v0bxnmq44hb06gnvf3bbz22dv3cn-home-manager-generation
error: Cannot build '/nix/store/0pxgdnn523qa16x43xibjhfk924x17vs-unit-home-manager-pschmitt.service.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/lrlhg8yvm3xsx31yzvqp15rnpzkwdmk7-unit-home-manager-pschmitt.service
error: Cannot build '/nix/store/2gicfk31bld61x23r2f6a1p5qciac877-system-units.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/1igr3hdmpkqg08mdjvn5cnx3whgh05zk-system-units
error: Cannot build '/nix/store/f9q74q9wc23rcmq35lmxnmpwrj39n66r-etc.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/jvscm3vbnkwr4x15jlx4j5ns8ymngl37-etc
error: Cannot build '/nix/store/7h0g15rylndfr7xf9j47vdfaz6fvaz7v-activate.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/krdb3b7wxjnrhi03h00ckii4z21454fr-activate
error: Cannot build '/nix/store/kyv0n14mq6v9sn3fhw9mjlygvmvrk4lc-nixos-system-fnuc-26.11.20261103.1d06008.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/a1qrszb62bkxj6nj24nllm9lclmnvndn-nixos-system-fnuc-26.11.20261103.1d06008