Fix debug print in C agent
Fix debug print in C agent

D-iii-S/java-ubench-agent,lbulej/java-ubench-agent,lbulej/java-ubench-agent,lbulej/java-ubench-agent,lbulej/java-ubench-agent,D-iii-S/java-ubench-agent,D-iii-S/java-ubench-agent,D-iii-S/java-ubench-agent,D-iii-S/java-ubench-agent