this derivation will be built:
  /nix/store/zxlr7hfw0bf1smvv505hzb096qz20b4n-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/zxlr7hfw0bf1smvv505hzb096qz20b4n-bcachefs-module-7.0.0-34-generic.drv'...