in src/main/java/org/apache/commons/exec/ShutdownHookProcessDestroyer.java [165:176]
public void run() {
synchronized (processes) {
running.compareAndSet(false, true);
processes.forEach(process -> {
try {
process.destroy();
} catch (final Throwable t) {
System.err.println("Unable to terminate process during process shutdown");
}
});
}
}