Build failure: opencamlib / freecad

[makuru-org]

Nixpkgs version

• Unstable (26.11)

Steps to reproduce

Use this nixpkgs branch: github:NixOS/nixpkgs/a799d3e3886da994fa307f817a6bc705ae538eeb?narHash=sha256-3av0pIjlOWQ6rDbNOmpUSvbNnJkGORQKKjb4LtCZsIY%3D

Can Hydra reproduce this build failure?

Please select the Hydra Status.

Link to Hydra build job

No response

Relevant log output

nixos-rebuild boot --install-bootloader --sudo
warning: Git tree '/etc/nixos' is dirty
warning: updating lock file "/etc/nixos/flake.lock":
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/241313f4e8e508cb9b13278c2b0fa25b9ca27163?narHash=sha256-vlHUuqAcbcH2RKmHbPiuQzbv1pnzzavXnI62RD0bqCU%3D' (2026-07-19)
  → 'github:NixOS/nixpkgs/3d2613bc58a1f5b7805467a63a825e1d7bc9b7a9?narHash=sha256-4Ztw87nz9iSaxfh/3mqXs4B/YXjx8%2BPnxBRdUi1akYk%3D' (2026-07-21)
building the system configuration...
warning: Git tree '/etc/nixos' is dirty
error: Cannot build '/nix/store/mbd7ycd3kxii49gfrkmx7wffdq0vwknb-python3.14-opencamlib-2023.01.11.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/4d34d69di1b2j4p1ghnd0lv183m8sqzs-python3.14-opencamlib-2023.01.11-dist
         /nix/store/kzaf3a2ywmbgfcwl6x77sr9npgnkvdjj-python3.14-opencamlib-2023.01.11
       Last 25 log lines:
       > Sourcing pypa-install-hook
       > Using pypaInstallPhase
       > Sourcing python-imports-check-hook.sh
       > Using pythonImportsCheckPhase
       > Sourcing python-metadata-check-hook.sh
       > Using pythonMetadataCheckPhase
       > Sourcing python-namespaces-hook
       > Sourcing python-catch-conflicts-hook.sh
       > Running phase: unpackPhase
       > unpacking source archive /nix/store/v25ijwxv81g8jkh3r2d9agzaxn8ac0sr-source
       > source root is source
       > setting SOURCE_DATE_EPOCH to timestamp 315619200 of file "source/stl/wheel_in_box.stl"
       > 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...
       > ERROR: Use build.verbose instead of cmake.verbose for scikit-build-core >= 0.10
       >
       > TIP pass --env-dir and --sdist-extract-dir to keep the build environment and sources, then see https://build.pypa.io/en/stable/how-to/troubleshooting.html#debug-a-failed-build for help debugging a failed build
       > ERROR Backend subprocess exited when trying to invoke get_requires_for_build_wheel
       For full logs, run:
         nix log /nix/store/mbd7ycd3kxii49gfrkmx7wffdq0vwknb-python3.14-opencamlib-2023.01.11.drv
error: Cannot build '/nix/store/cfsx5z3rcxdvj3l0s4hyxvq26rc3dc6i-freecad-1.1.1.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/x7bsk550fdb605x44lnwy689qks164dx-freecad-1.1.1
error: Build failed due to failed dependency
error: Cannot build '/nix/store/4njz0ljg72d61ciy9rbncgzyazkrhg59-user-environment.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/5pwiczc6g33vrngw5dg9yk8kzrmifg7y-user-environment
error: Cannot build '/nix/store/fc5jr7apgwn7cj6wky6v0hhyipxrwm9q-user-environment.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/615j71l3rvbm85nxyr1zvwaykwlfivva-user-environment
error: Build failed due to failed dependency
error: Build failed due to failed dependency
error: Cannot build '/nix/store/49pdw1k77lj4bm25whhjglphxhs5vch6-etc.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/s8a0gwslr17i7khj1pk6afkdssjpdl8b-etc
error: Cannot build '/nix/store/dvm50f1vi20l2haqmxsdjynvqli1v33k-etc.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/bxm54m1643d0qdb812mnzcyp4z5k388d-etc
error: Build failed due to failed dependency
error: Build failed due to failed dependency
error: Cannot build '/nix/store/0smp8zfgm18p4x2vmmwds6ixkq11qsm1-activate.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/vd80s9hc4fanvsbp3bzz81vf36mpgh8s-activate
error: Cannot build '/nix/store/shzy041y61c4is4f9091162hk9p5v06f-activate.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/az44mggwamiqa71w4q0yghgfawv6z98x-activate
error: Cannot build '/nix/store/k4j079kv1mwls4xvw55z2h3d42l1xpal-nixos-system-framework-16-0129b541-26.11.20260721.3d2613b.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/420zla4wwy9a7yy5piz2qmbf1v2mam0f-nixos-system-framework-16-0129b541-26.11.20260721.3d2613b
error: Cannot build '/nix/store/rjj1dd2lw0jq65j1ap7np1d63i111vfl-nixos-system-framework-16-0129b541-26.11.20260721.3d2613b.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/synzsz2pnx8zrcdmh7k445w8kixz1bif-nixos-system-framework-16-0129b541-26.11.20260721.3d2613b
error: Build failed due to failed dependency
Command 'nix --extra-experimental-features 'nix-command flakes' build --print-out-paths '/etc/nixos#nixosConfigurations."framework-16-0129b541".config.system.build.toplevel' --no-link' returned non-zero exit status 1.

Additional context

No response

System metadata

• system: "x86_64-linux"
• host os: Linux 7.1.3, NixOS, 26.11 (Zokor), 26.11.20260705.d407951
• multi-user?: yes
• sandbox: yes
• version: nix-env (Nix) 2.34.7
• channels(root): ""
• nixpkgs: /nix/store/ifpab9hxqmk2biwy594da8ipxzsp3y4s-source

Notify maintainers

@tomjnixon
@srounce
@LordGrimmauld

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[LordGrimmauld]

The following patch may be sufficient to fix this:

diff --git a/pkgs/development/python-modules/opencamlib/default.nix b/pkgs/development/python-modules/opencamlib/default.nix
index 101482b80711..8496d2d0d855 100644
--- a/pkgs/development/python-modules/opencamlib/default.nix
+++ b/pkgs/development/python-modules/opencamlib/default.nix
@@ -39,7 +39,8 @@ buildPythonPackage rec {
 
   postPatch = ''
     substituteInPlace pyproject.toml \
-      --replace-fail 'version = "2022.12.18"' 'version = "${version}"'
+      --replace-fail 'version = "2022.12.18"' 'version = "${version}"' \
+      --replace-fail 'cmake.verbose' 'build.verbose'
   '';
 
   dontUseCmakeConfigure = true;

[polyfloyd]

#544260

[makuru-org]

I think this fixed it? Cant test as now mindustry is broken.