this derivation will be built:
  /nix/store/dlcq0c4iqq1q3gk2x907cckbpny88fks-bcachefs-module-7.0.0-28-generic-64k.drv
building '/nix/store/dlcq0c4iqq1q3gk2x907cckbpny88fks-bcachefs-module-7.0.0-28-generic-64k.drv'...