this derivation will be built:
  /nix/store/bp4aydv6775kqc1jh74f97982fb4d2x2-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/bp4aydv6775kqc1jh74f97982fb4d2x2-bcachefs-module-7.0.0-31-generic.drv'...