this derivation will be built:
  /nix/store/p6mh0v6y1bfh3vvf4d588bl0138zqfjv-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/p6mh0v6y1bfh3vvf4d588bl0138zqfjv-bcachefs-module-7.0.0-28-generic.drv'...