this derivation will be built:
  /nix/store/p351x81gg7a4c6hq2nw1rnzq1gk0gcgq-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/p351x81gg7a4c6hq2nw1rnzq1gk0gcgq-bcachefs-module-7.0.0-29-generic.drv'...