these 6 derivations will be built:
  /nix/store/y4yss4yy4daxs1cpk6zw0pmla6y43s5z-iets-0.1.0.drv
  /nix/store/la40cb83c5a0qkdclzln1zzijrixs2r1-closure-info.drv
  /nix/store/s51j0pi53y0x8mb67ld9w2037lq8cxbl-test-script.drv
  /nix/store/9i0dkrlnm5cf40i7plq18cb2j2f052lb-driverConfiguration.json.drv
  /nix/store/r52v5bdjlg1a48jh3wx151ks3zr8i4dk-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/yafbjcb2cybs53swqgr5h5c4d7bkz8d9-container-test-run-iets-plumbing-e2e.drv