these 2 derivations will be built:
  /nix/store/02bwm0bggqbcwbi53dlhgbimjz4lv598-nixos-test-driver-pgtap.drv
  /nix/store/5v5b7w717kkxplc4rq2494i04z2c3fl9-vm-test-run-pgtap.drv
building '/nix/store/02bwm0bggqbcwbi53dlhgbimjz4lv598-nixos-test-driver-pgtap.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247'