this derivation will be built:
  /nix/store/l934n5x6ky66spfzd3zfkmaaxln721x0-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/l934n5x6ky66spfzd3zfkmaaxln721x0-bcachefs-module-7.0.0-38-generic.drv'...