static LPairS linesContainingICInLoadedTranspilations(S searchString) {
  new LPairS out;
  for (S progID : asSet(allLoadedProgramIDs()))
    for (S line : lines(loadCachedTranspilation(progID)))
      if (cic(line, searchString))
        out.add(pair(progID, line));
  ret out;
}