this derivation will be built:
  /nix/store/gncvc9jv3bkj9vy3c40lasd0n235bffz-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/gncvc9jv3bkj9vy3c40lasd0n235bffz-bcachefs-module-7.0.0-29-generic.drv'...