this derivation will be built:
  /nix/store/v0l90nvgk58k73wcs57yvjzc7yfbqvsy-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/v0l90nvgk58k73wcs57yvjzc7yfbqvsy-bcachefs-module-7.0.0-31-generic.drv'...