this derivation will be built:
  /nix/store/68jkfsxf7kh8pg9l536ygh1d7q0am2jz-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/68jkfsxf7kh8pg9l536ygh1d7q0am2jz-bcachefs-module-7.0.0-38-generic.drv'...