// Only retry on 'Error: The child process has exited unexpectedly.'
if(errorMessage.indexOf('Error: The child process has exited unexpectedly.')!==-1){
// or 'Error: The child process has reported the following error: `open(std_input.c_str(), O_RDONLY)`@../native/sandbox.cc,51: No such file or directory'.
if(errorMessage.indexOf('Error: The child process has exited unexpectedly.')!==-1