Еxit status is 0 after bs start error

[OutiSig]

user@debian /bs-testnet $ bs-linux-x64 -c bs.cfg
[sudo] password for user: 
10:29:56.253822 INFO [server] ================= startup  ==================
10:29:56.253845 WARNING [server] ================= startup  ==================
10:29:56.253876 ERROR [server] ================= startup  ==================
10:29:56.253888 FATAL [server] ================= startup  ==================
10:29:56.253897 INFO [server] Using config file: "bs.cfg"
10:29:56.253906 INFO [server] Please wait while the server is starting...
10:29:56.254317 ERROR [node] Failure starting blockchain.
10:29:56.254336 ERROR [server] Server failed to start with error, operation failed.
10:29:56.254371 INFO [server] Please wait while the server is stopping...
10:29:56.254528 INFO [node] Server stopped successfully.
user@debian /bs-testnet $ echo $?        
0

The error exit code must be equal to 1 after startup errors.