Program: 191593
Project: 191593
Buggy source:
public void add(ProcessStats other){
  ArrayMap<String,SparseArray<SparseArray<PackageState>>> pkgMap=other.mPackages.getMap();
  for (int ip=0; ip < pkgMap.size(); ip++) {
    final String pkgName=pkgMap.keyAt(ip);
    final SparseArray<SparseArray<PackageState>> uids=pkgMap.valueAt(ip);
    for (int iu=0; iu < uids.size(); iu++) {
      final int uid=uids.keyAt(iu);
      final SparseArray<PackageState> versions=uids.valueAt(iu);
      for (int iv=0; iv < versions.size(); iv++) {
        final int vers=versions.keyAt(iv);
        final PackageState otherState=versions.valueAt(iv);
        final int NPROCS=otherState.mProcesses.size();
        final int NSRVS=otherState.mServices.size();
        for (int iproc=0; iproc < NPROCS; iproc++) {
          ProcessState otherProc=otherState.mProcesses.valueAt(iproc);
          if (otherProc.getCommonProcess() != otherProc) {
            if (DEBUG)             Slog.d(TAG,"String_Node_Str" + pkgName + "String_Node_Str"+ uid+ "String_Node_Str"+ vers+ "String_Node_Str"+ otherProc.getName());
            ProcessState thisProc=getProcessStateLocked(pkgName,uid,vers,otherProc.getName());
            if (thisProc.getCommonProcess() == thisProc) {
              if (DEBUG)               Slog.d(TAG,"String_Node_Str");
              thisProc.setMultiPackage(true);
              long now=SystemClock.uptimeMillis();
              final PackageState pkgState=getPackageStateLocked(pkgName,uid,vers);
              thisProc=thisProc.clone(now);
              pkgState.mProcesses.put(thisProc.getName(),thisProc);
            }
            thisProc.add(otherProc);
          }
        }
        for (int isvc=0; isvc < NSRVS; isvc++) {
          ServiceState otherSvc=otherState.mServices.valueAt(isvc);
          if (DEBUG)           Slog.d(TAG,"String_Node_Str" + pkgName + "String_Node_Str"+ uid+ "String_Node_Str"+ otherSvc.getName());
          ServiceState thisSvc=getServiceStateLocked(pkgName,uid,vers,otherSvc.getProcessName(),otherSvc.getName());
          thisSvc.add(otherSvc);
        }
      }
    }
  }
  ArrayMap<String,SparseArray<ProcessState>> procMap=other.mProcesses.getMap();
  for (int ip=0; ip < procMap.size(); ip++) {
    SparseArray<ProcessState> uids=procMap.valueAt(ip);
    for (int iu=0; iu < uids.size(); iu++) {
      int uid=uids.keyAt(iu);
      ProcessState otherProc=uids.valueAt(iu);
      final String name=otherProc.getName();
      final String pkg=otherProc.getPackage();
      final int vers=otherProc.getVersion();
      ProcessState thisProc=mProcesses.get(name,uid);
      if (DEBUG)       Slog.d(TAG,"String_Node_Str" + uid + "String_Node_Str"+ name);
      if (thisProc == null) {
        if (DEBUG)         Slog.d(TAG,"String_Node_Str");
        thisProc=new ProcessState(this,pkg,uid,vers,name);
        mProcesses.put(name,uid,thisProc);
        PackageState thisState=getPackageStateLocked(pkg,uid,vers);
        if (!thisState.mProcesses.containsKey(name)) {
          thisState.mProcesses.put(name,thisProc);
        }
      }
      thisProc.add(otherProc);
    }
  }
  for (int i=0; i < ADJ_COUNT; i++) {
    if (DEBUG)     Slog.d(TAG,"String_Node_Str" + i + "String_Node_Str"+ other.mMemFactorDurations[i]+ "String_Node_Str"+ mMemFactorDurations[i]);
    mMemFactorDurations[i]+=other.mMemFactorDurations[i];
  }
  mSysMemUsage.mergeStats(other.mSysMemUsage);
  if (other.mTimePeriodStartClock < mTimePeriodStartClock) {
    mTimePeriodStartClock=other.mTimePeriodStartClock;
    mTimePeriodStartClockStr=other.mTimePeriodStartClockStr;
  }
  mTimePeriodEndRealtime+=other.mTimePeriodEndRealtime - other.mTimePeriodStartRealtime;
  mTimePeriodEndUptime+=other.mTimePeriodEndUptime - other.mTimePeriodStartUptime;
}

Fixed version (ground truth):
public void add(ProcessStats other){
  ArrayMap<String,SparseArray<SparseArray<PackageState>>> pkgMap=other.mPackages.getMap();
  for (int ip=0; ip < pkgMap.size(); ip++) {
    final String pkgName=pkgMap.keyAt(ip);
    final SparseArray<SparseArray<PackageState>> uids=pkgMap.valueAt(ip);
    for (int iu=0; iu < uids.size(); iu++) {
      final int uid=uids.keyAt(iu);
      final SparseArray<PackageState> versions=uids.valueAt(iu);
      for (int iv=0; iv < versions.size(); iv++) {
        final int vers=versions.keyAt(iv);
        final PackageState otherState=versions.valueAt(iv);
        final int NPROCS=otherState.mProcesses.size();
        final int NSRVS=otherState.mServices.size();
        for (int iproc=0; iproc < NPROCS; iproc++) {
          ProcessState otherProc=otherState.mProcesses.valueAt(iproc);
          if (otherProc.getCommonProcess() != otherProc) {
            if (DEBUG)             Slog.d(TAG,"String_Node_Str" + pkgName + "String_Node_Str"+ uid+ "String_Node_Str"+ vers+ "String_Node_Str"+ otherProc.getName());
            ProcessState thisProc=getProcessStateLocked(pkgName,uid,vers,otherProc.getName());
            if (thisProc.getCommonProcess() == thisProc) {
              if (DEBUG)               Slog.d(TAG,"String_Node_Str");
              thisProc.setMultiPackage(true);
              long now=SystemClock.uptimeMillis();
              final PackageState pkgState=getPackageStateLocked(pkgName,uid,vers);
              thisProc=thisProc.clone(now);
              pkgState.mProcesses.put(thisProc.getName(),thisProc);
            }
            thisProc.add(otherProc);
          }
        }
        for (int isvc=0; isvc < NSRVS; isvc++) {
          ServiceState otherSvc=otherState.mServices.valueAt(isvc);
          if (DEBUG)           Slog.d(TAG,"String_Node_Str" + pkgName + "String_Node_Str"+ uid+ "String_Node_Str"+ otherSvc.getName());
          ServiceState thisSvc=getServiceStateLocked(pkgName,uid,vers,otherSvc.getProcessName(),otherSvc.getName());
          thisSvc.add(otherSvc);
        }
      }
    }
  }
  ArrayMap<String,SparseArray<ProcessState>> procMap=other.mProcesses.getMap();
  for (int ip=0; ip < procMap.size(); ip++) {
    SparseArray<ProcessState> uids=procMap.valueAt(ip);
    for (int iu=0; iu < uids.size(); iu++) {
      int uid=uids.keyAt(iu);
      ProcessState otherProc=uids.valueAt(iu);
      final String name=otherProc.getName();
      final String pkg=otherProc.getPackage();
      final int vers=otherProc.getVersion();
      ProcessState thisProc=mProcesses.get(name,uid);
      if (DEBUG)       Slog.d(TAG,"String_Node_Str" + uid + "String_Node_Str"+ name);
      if (thisProc == null) {
        if (DEBUG)         Slog.d(TAG,"String_Node_Str");
        thisProc=new ProcessState(this,pkg,uid,vers,name);
        mProcesses.put(name,uid,thisProc);
        PackageState thisState=getPackageStateLocked(pkg,uid,vers);
        if (!thisState.mProcesses.containsKey(name)) {
          thisState.mProcesses.put(name,thisProc);
        }
      }
      thisProc.add(otherProc);
    }
  }
  for (int i=0; i < ADJ_COUNT; i++) {
    if (DEBUG)     Slog.d(TAG,"String_Node_Str" + i + "String_Node_Str"+ other.mMemFactorDurations[i]+ "String_Node_Str"+ mMemFactorDurations[i]);
    mMemFactorDurations[i]+=other.mMemFactorDurations[i];
  }
  mSysMemUsage.mergeStats(other.mSysMemUsage);
  if (other.mTimePeriodStartClock < mTimePeriodStartClock) {
    mTimePeriodStartClock=other.mTimePeriodStartClock;
    mTimePeriodStartClockStr=other.mTimePeriodStartClockStr;
  }
  mTimePeriodEndRealtime+=other.mTimePeriodEndRealtime - other.mTimePeriodStartRealtime;
  mTimePeriodEndUptime+=other.mTimePeriodEndUptime - other.mTimePeriodStartUptime;
  mHasSwappedOutPss|=other.mHasSwappedOutPss;
}