this derivation will be built:
  /nix/store/cazn54gh1fz8lnlqk0zzjpn7llqywz2n-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/cazn54gh1fz8lnlqk0zzjpn7llqywz2n-bcachefs-module-7.0.0-28-generic.drv'...