this derivation will be built:
  /nix/store/b4v02kzwy70jgh4z3333hja0wgzk97vh-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/b4v02kzwy70jgh4z3333hja0wgzk97vh-bcachefs-module-7.0.0-38-generic.drv'...