this derivation will be built:
  /nix/store/jr20s01nwg74dh7r95ja9rz638y89x81-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/jr20s01nwg74dh7r95ja9rz638y89x81-bcachefs-module-7.0.0-34-generic.drv'...