this derivation will be built:
  /nix/store/ik6lfxwc2q907rz86d2095jjzwcjll1a-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/ik6lfxwc2q907rz86d2095jjzwcjll1a-bcachefs-module-7.0.0-29-generic.drv'...