this derivation will be built:
  /nix/store/y4zdnwvws1xbjvd86skx139k74maaq7m-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/y4zdnwvws1xbjvd86skx139k74maaq7m-bcachefs-module-7.0.0-14-generic.drv'...