this derivation will be built:
  /nix/store/8w3ydl50041g0wnj2vd3bp46lqkkvih2-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/8w3ydl50041g0wnj2vd3bp46lqkkvih2-bcachefs-module-7.0.0-39-generic.drv'...