docs: private void checkParameters(Plugin plugin) throws MojoExecutionException {
          // Fail if 'parallel' parameter is used.
          if (isParallelOn(plugin)) {
              throw new MojoExecutionException("Ekstazi currently does not support parallel parameter");
          }
          // Fail if fork is disabled.
          if (isForkDisabled(plugin)) {
              throw new MojoExecutionException("forkCount has to be at least 1");
          }
      }