these 2 derivations will be built:
  /nix/store/nhcyacy5w6ksin7784akbxn8r3sqcn17-nixos-test-driver-plpgsql_check.drv
  /nix/store/1cb3p87ki373k88yiv6gpsk2kqwfh6yb-vm-test-run-plpgsql_check.drv
building '/nix/store/nhcyacy5w6ksin7784akbxn8r3sqcn17-nixos-test-driver-plpgsql_check.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247'