this derivation will be built:
  /nix/store/fpg837qlsdzhir62srv8j6kjr321r7mp-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/fpg837qlsdzhir62srv8j6kjr321r7mp-bcachefs-module-7.0.0-29-generic.drv'...