1ArtPlugin_Initialize called in test 900 2Agent_OnLoad called with options "test_900" 3GetEnvHandler called in test 900 4GetEnvHandler called with version 0x900fffff 5GetEnv returned '900' environment! 6Agent_OnLoad called with options "test_900_round_2" 7Hello, world! 8Agent_OnUnload called 9Agent_OnUnload called 10ArtPlugin_Deinitialize called in test 900 11