this derivation will be built:
  /nix/store/855kd0iyj51qnjp222gh8x4rhd51phl9-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/855kd0iyj51qnjp222gh8x4rhd51phl9-bcachefs-module-7.0.0-26-generic.drv'...