this derivation will be built:
  /nix/store/6rg11xwl677gbl13vx4vping8c41nmmm-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/6rg11xwl677gbl13vx4vping8c41nmmm-bcachefs-module-7.0.0-39-generic.drv'...