this derivation will be built:
  /nix/store/7h2swngc5vkzhrc8x57mnziv6xil11cz-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/7h2swngc5vkzhrc8x57mnziv6xil11cz-bcachefs-module-7.0.0-39-generic.drv'...