this derivation will be built:
  /nix/store/r0v34dapy90ck8d6ng0klxj6izxzj4js-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/r0v34dapy90ck8d6ng0klxj6izxzj4js-bcachefs-module-7.0.0-31-generic.drv'...