these 6 derivations will be built:
  /nix/store/544nigc20a7ngq4dmmj5ipz84lcsplf2-iets-0.1.0.drv
  /nix/store/n85bx01ik8yqsrxhwgm75jaxsxvmj0qd-closure-info.drv
  /nix/store/jh4gh1vfnq58c8f9f00wyk1ln8pjcpv2-test-script.drv
  /nix/store/id4qkic50dr7yx7dgw82mq5bh6wpx9dd-driverConfiguration.json.drv
  /nix/store/hwhm1xifnkgnwbjfjm1gb59k9mdz1rwd-nixos-test-driver-iets-flaketest.drv
  /nix/store/kim8ma0bv14n0svls0x8hgfrr9pb7bc8-container-test-run-iets-flaketest.drv