these 3 derivations will be built:
  /nix/store/09qm96v0izs7wwk8jzn9qg8mib8sf4mv-source.drv
  /nix/store/am8bys6i5wlsd60zbl4c04az1r0amjjk-apm-0.34.0.drv
  /nix/store/n5jrrb9p06lvrv3mh3fdf1ivlqrv84yh-check-apm.drv