these 3 derivations will be built:
  /nix/store/ljq3rkiky8g3an2vfz1pil0k95w4slc2-source.drv
  /nix/store/gwwf2n5l1zpbsfw3l8mzna41sz26dsi9-apm-0.35.1.drv
  /nix/store/g7aagzgd10wcrn4fdr9nmi629rmwj1qw-check-apm.drv