this derivation will be built:
  /nix/store/nhwbl8xjzwifapgf2hmpm4n0q5bp55r7-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/nhwbl8xjzwifapgf2hmpm4n0q5bp55r7-bcachefs-module-7.0.0-34-generic.drv'...