this derivation will be built:
  /nix/store/afc9rhbq1lrpgx1y62g96igwqwkmgnfa-check-ralph-tui.drv
afc9rhbq1lrpgx1y62g96igwqwkmgnfa-check-ralph-tui.drv: bld3: not scheduled here: afc9rhbq1lrpgx1y62g96igwqwkmgnfa-check-ralph-tui.drv, asking the scheduler again