this derivation will be built:
  /nix/store/nykm7dszar1z2kpa0fxi4l2zg6xhgx51-bcachefs-module-7.1.2-zen3-1-zen.drv
building '/nix/store/nykm7dszar1z2kpa0fxi4l2zg6xhgx51-bcachefs-module-7.1.2-zen3-1-zen.drv'...