this derivation will be built:
  /nix/store/z5427ng94asbfqxg873ipvcbv5qw21v7-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/z5427ng94asbfqxg873ipvcbv5qw21v7-bcachefs-module-7.0.0-29-generic.drv'...