this derivation will be built:
  /nix/store/24xb1p4g0y8s3zv2m04w302qg9zixsd9-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/24xb1p4g0y8s3zv2m04w302qg9zixsd9-bcachefs-module-7.0.0-30-generic.drv'...