these 6 derivations will be built:
  /nix/store/52glgjnbsf8aagisg0dxb2aavanxax9m-iets-0.1.0.drv
  /nix/store/y2m28knv5ijlyrqcnc6kxr2mgic37j5a-closure-info.drv
  /nix/store/6nhvhy1qgyqy8jdp8ah2ghy65gvhps90-test-script.drv
  /nix/store/aqip0zd6d0s0k4vh4lvmmizm1r2gjnv7-driverConfiguration.json.drv
  /nix/store/39wq23kjfjsdalpibx00cz3rznjijnjw-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/1l6nb5k1sd9891sx8q3fy8djng69f1w8-container-test-run-iets-grpc-e2e.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy