this derivation will be built:
  /nix/store/kbc6rqshxwshffw1w88n9g1kvgrww76j-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/kbc6rqshxwshffw1w88n9g1kvgrww76j-bcachefs-module-7.0.0-31-generic.drv'...