this derivation will be built:
  /nix/store/238r2sxilp5yizp3h1a2afya0m7aar14-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/238r2sxilp5yizp3h1a2afya0m7aar14-bcachefs-module-7.0.0-30-generic.drv'...