these 14 derivations will be built:
  /nix/store/yqf9rl2rlq5lrprj0j2f28gm7zxcrg3r-jcalapi-0.2.0.drv
  /nix/store/21mwhvww9s0274x600nwbihaql0hw5kf-jcalapi.service.drv
  /nix/store/5h8gqfx9ddarnmp9k30a6v352hgvsrlz-withoutbg-1.5.0.drv
  /nix/store/a2s0ff3arh0bq3xbh0jxb3pv408ri9qr-home-manager-path.drv
  /nix/store/j7xwjghy9wiidgcw7p50mpfcp75dlkcx-hm_hmfontconfigfonts.xml.drv
  /nix/store/4zarl028y3pnpjmsmb6mr3rnksqq9n01-home-manager-files.drv
  /nix/store/5127bvhv73j4nhdd1s265spyaf0zma9b-hm-putter.json.drv
  /nix/store/pzvlyfnzgdyafqrknf3nrii72f36whc2-user-environment.drv
  /nix/store/hl2l14f76788wycjjamz8bmqqvzc4xsl-home-manager-generation.drv
  /nix/store/f0mv1fpz2axz0xiy5zkhzlr4666q2f7d-unit-home-manager-pschmitt.service.drv
  /nix/store/wvlmpjzdppp2hdyyj0zzfjd5p9ncdb9r-system-units.drv
  /nix/store/d1704l163vab57xwk4zjxxyxv13kc1iq-etc.drv
  /nix/store/fnsf5d6v5wzi7x42ks51rvh6knwbi7nh-activate.drv
  /nix/store/zdg5279r8q5c0pr2dp8n9faqx4z9gfjk-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/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
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/a2s0ff3arh0bq3xbh0jxb3pv408ri9qr-home-manager-path.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/wjymm6w6jcppafwnz0wbj8is8l9sh16c-home-manager-path
error: Cannot build '/nix/store/j7xwjghy9wiidgcw7p50mpfcp75dlkcx-hm_hmfontconfigfonts.xml.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/w96dzz0c5n39qpmyn3hz9f8k0zn5pccw-hm_hmfontconfigfonts.xml
error: Cannot build '/nix/store/pzvlyfnzgdyafqrknf3nrii72f36whc2-user-environment.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/fg8v6cqqn0fa7dwalbhn4nzw4c1l5x41-user-environment
error: Cannot build '/nix/store/4zarl028y3pnpjmsmb6mr3rnksqq9n01-home-manager-files.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/ipxsxmi82yvdy7v18sx7cnqiw63a4a0b-home-manager-files
error: Cannot build '/nix/store/5127bvhv73j4nhdd1s265spyaf0zma9b-hm-putter.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/0rjnn8jbmlzp8kfxbwadkchmx901cl8z-hm-putter.json
error: Cannot build '/nix/store/hl2l14f76788wycjjamz8bmqqvzc4xsl-home-manager-generation.drv'.
       Reason: 3 dependencies failed.
       Output paths:
         /nix/store/6ixqfr7hxzlfbxhhflhjlq1fllkw2bd6-home-manager-generation
error: Cannot build '/nix/store/f0mv1fpz2axz0xiy5zkhzlr4666q2f7d-unit-home-manager-pschmitt.service.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/gz0cbxjv7a31ys4plad10gpa9zwvfz1f-unit-home-manager-pschmitt.service
error: Cannot build '/nix/store/wvlmpjzdppp2hdyyj0zzfjd5p9ncdb9r-system-units.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/s4ch23sjc99j6kbr3v4naizmjbxygp8m-system-units
error: Cannot build '/nix/store/d1704l163vab57xwk4zjxxyxv13kc1iq-etc.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/xj026ypfl5qc7dvcf6k6iz3h1wm1llry-etc
error: Cannot build '/nix/store/fnsf5d6v5wzi7x42ks51rvh6knwbi7nh-activate.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/nwqrgca1m23dn3v5sy3kvb7knx3yxn1k-activate
error: Cannot build '/nix/store/zdg5279r8q5c0pr2dp8n9faqx4z9gfjk-nixos-system-fnuc-26.11.20261103.1d06008.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/pqrg0x4p557vra5hbpmp99l00qdv1hrc-nixos-system-fnuc-26.11.20261103.1d06008