this derivation will be built:
  /nix/store/000n2ix95ady4jssj4ipjv4bz9fbgvww-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/000n2ix95ady4jssj4ipjv4bz9fbgvww-bcachefs-module-7.0.0-39-generic.drv'...