message: Remove panic from VmCall
diff: @@ -78,8 +78,8 @@ func VmCall(code, input, caller, callee *C.char, commandExecutor unsafe.Pointer,
  // If there is no errors after smart contract execution, cache data is written to Iroha.
  if err := evmState.Sync(); err != nil {
  - fmt.Println(err)
  - panic("Sync error")
  + fmt.Println(err, "Sync error")
  + return nil, false
  }
  // Transform output data to a string value.
  