this derivation will be built:
  /nix/store/m2rfd1az061z9wzii2f7w6bvgq19w2mp-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/m2rfd1az061z9wzii2f7w6bvgq19w2mp-bcachefs-module-7.0.0-31-generic.drv'...