these 4 derivations will be built:
  /nix/store/r1rfwn7lkhpcpd7hbpy8j8qr9z6gx2c7-test-script.drv
  /nix/store/xcw4wp2vl3kjld9s45080m0i0kqx1v8n-driverConfiguration.json.drv
  /nix/store/hrcjcni9mvrqx3lgrl4h6ji7vrfhi784-nixos-test-driver-iets-cachetest.drv
  /nix/store/w4vgdr5y418xcff20z1761ncl24ddj0b-container-test-run-iets-cachetest.drv
building '/nix/store/r1rfwn7lkhpcpd7hbpy8j8qr9z6gx2c7-test-script.drv'
test-script> structuredAttrs is enabled
building '/nix/store/xcw4wp2vl3kjld9s45080m0i0kqx1v8n-driverConfiguration.json.drv'
driverConfiguration.json> structuredAttrs is enabled
building '/nix/store/hrcjcni9mvrqx3lgrl4h6ji7vrfhi784-nixos-test-driver-iets-cachetest.drv'
nixos-test-driver-iets-cachetest> Running type check (enable/disable: config.skipTypeCheck)
nixos-test-driver-iets-cachetest> See https://nixos.org/manual/nixos/stable/#test-opt-skipTypeCheck
nixos-test-driver-iets-cachetest> All checks passed!
nixos-test-driver-iets-cachetest> Linting test script (enable/disable: config.skipLint)
nixos-test-driver-iets-cachetest> See https://nixos.org/manual/nixos/stable/#test-opt-skipLint
nixos-test-driver-iets-cachetest> All checks passed!
building '/nix/store/w4vgdr5y418xcff20z1761ncl24ddj0b-container-test-run-iets-cachetest.drv'