this derivation will be built:
  /nix/store/cz4ahqjkdf7bl8lz87iz6qs63d79jafy-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/cz4ahqjkdf7bl8lz87iz6qs63d79jafy-bcachefs-module-7.0.0-38-generic.drv'...