code: public List<Process> findCalledProcesses(Process mainproc, ProgressMonitor... monitors) throws IOException {
          List<Process> processes = new ArrayList<>();
          for (String pkg : getPackageProcesses().keySet()) {
              for (File procFile : getPackageProcesses().get(pkg)) {
                  processes.add(loadProcess(pkg, procFile, true));
              }
          }
          return ProcessHierarchy.findInvoked(mainproc, processes);
      }
docs: Only looks in current processes (not archived).