this derivation will be built:
  /nix/store/d5h2y4rmdlxmgqnlw251j2k6bw0cfzq5-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/d5h2y4rmdlxmgqnlw251j2k6bw0cfzq5-bcachefs-module-7.0.0-38-generic.drv'...