this derivation will be built:
  /nix/store/mby2114s17qfkzi6jrp2qbxmc9aznggp-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/mby2114s17qfkzi6jrp2qbxmc9aznggp-bcachefs-module-7.0.0-28-generic.drv'...