code: protected void logDisabledFork() {
  		if (getLog().isWarnEnabled()) {
  			if (hasAgent()) {
  				getLog().warn("Fork mode disabled, ignoring agent");
  			}
  			if (hasJvmArgs()) {
  				RunArguments runArguments = resolveJvmArguments();
  				getLog().warn("Fork mode disabled, ignoring JVM argument(s) [" + Arrays
  						.stream(runArguments.asArray()).collect(Collectors.joining(" "))
  						+ "]");
  			}
  			if (hasWorkingDirectorySet()) {
  				getLog().warn(
  						"Fork mode disabled, ignoring working directory configuration");
  			}
  		}
  	}
docs: Log a warning indicating that fork mode has been explicitly disabled while some
  conditions are present that require to enable it.
  @see #enableForkByDefault()