Program: 165755
Project: 165755
Buggy source:
private static void renderPower(RenderWorldLastEvent evt){
  EntityPlayerSP player=Minecraft.getMinecraft().thePlayer;
  double doubleX=player.lastTickPosX + (player.posX - player.lastTickPosX) * evt.getPartialTicks();
  double doubleY=player.lastTickPosY + (player.posY - player.lastTickPosY) * evt.getPartialTicks();
  double doubleZ=player.lastTickPosZ + (player.posZ - player.lastTickPosZ) * evt.getPartialTicks();
  GlStateManager.pushMatrix();
  GlStateManager.translate(-doubleX,-doubleY,-doubleZ);
  GlStateManager.disableDepth();
  GlStateManager.enableTexture2D();
  ItemStack mainItem=player.getHeldItemMainhand();
  ItemStack offItem=player.getHeldItemOffhand();
  if ((mainItem != null && mainItem.getItem() instanceof NetworkMonitorItem) || (offItem != null && offItem.getItem() instanceof NetworkMonitorItem)) {
    if (System.currentTimeMillis() - lastTime > 500) {
      lastTime=System.currentTimeMillis();
      RFToolsMessages.INSTANCE.sendToServer(new PacketGetRfInRange(player.getPosition()));
    }
    if (PacketReturnRfInRange.clientLevels == null) {
      return;
    }
    for (    Map.Entry<BlockPos,PacketGetRfInRange.MachineInfo> entry : PacketReturnRfInRange.clientLevels.entrySet()) {
      BlockPos pos=entry.getKey();
      List<String> log=new ArrayList<>();
      PacketGetRfInRange.MachineInfo info=entry.getValue();
      log.add(TextFormatting.BLUE + "String_Node_Str" + TextFormatting.WHITE+ info.getEnergy());
      log.add(TextFormatting.BLUE + "String_Node_Str" + TextFormatting.WHITE+ info.getMaxEnergy());
      if (info.getEnergyPerTick() != null) {
        TileEntity te=player.getEntityWorld().getTileEntity(pos);
        String unit="String_Node_Str";
        if (te instanceof IMachineInformation) {
          unit=((IMachineInformation)te).getEnergyUnitName();
          if (unit == null) {
            unit="String_Node_Str";
          }
        }
        int usage=info.getEnergyPerTick();
        if (usage < 0) {
          log.add(TextFormatting.RED + "String_Node_Str" + usage+ unit+ "String_Node_Str");
        }
 else         if (usage > 0) {
          log.add(TextFormatting.GREEN + "String_Node_Str" + usage+ unit+ "String_Node_Str");
        }
      }
      HudRenderHelper.renderHud(log,HudRenderHelper.HudPlacement.HUD_CENTER,HudRenderHelper.HudOrientation.HUD_TOPLAYER,null,pos.getX(),pos.getY(),pos.getZ(),2.0f);
      renderBoxOutline(pos);
    }
  }
  GlStateManager.popMatrix();
}

Fixed version (ground truth):
private static void renderPower(RenderWorldLastEvent evt){
  EntityPlayerSP player=Minecraft.getMinecraft().thePlayer;
  ItemStack mainItem=player.getHeldItemMainhand();
  ItemStack offItem=player.getHeldItemOffhand();
  if ((mainItem != null && mainItem.getItem() instanceof NetworkMonitorItem) || (offItem != null && offItem.getItem() instanceof NetworkMonitorItem)) {
    double doubleX=player.lastTickPosX + (player.posX - player.lastTickPosX) * evt.getPartialTicks();
    double doubleY=player.lastTickPosY + (player.posY - player.lastTickPosY) * evt.getPartialTicks();
    double doubleZ=player.lastTickPosZ + (player.posZ - player.lastTickPosZ) * evt.getPartialTicks();
    GlStateManager.pushMatrix();
    GlStateManager.translate(-doubleX,-doubleY,-doubleZ);
    GlStateManager.disableDepth();
    GlStateManager.enableTexture2D();
    if (System.currentTimeMillis() - lastTime > 500) {
      lastTime=System.currentTimeMillis();
      RFToolsMessages.INSTANCE.sendToServer(new PacketGetRfInRange(player.getPosition()));
    }
    if (PacketReturnRfInRange.clientLevels == null) {
      return;
    }
    for (    Map.Entry<BlockPos,PacketGetRfInRange.MachineInfo> entry : PacketReturnRfInRange.clientLevels.entrySet()) {
      BlockPos pos=entry.getKey();
      List<String> log=new ArrayList<>();
      PacketGetRfInRange.MachineInfo info=entry.getValue();
      log.add(TextFormatting.BLUE + "String_Node_Str" + TextFormatting.WHITE+ info.getEnergy());
      log.add(TextFormatting.BLUE + "String_Node_Str" + TextFormatting.WHITE+ info.getMaxEnergy());
      if (info.getEnergyPerTick() != null) {
        TileEntity te=player.getEntityWorld().getTileEntity(pos);
        String unit="String_Node_Str";
        if (te instanceof IMachineInformation) {
          unit=((IMachineInformation)te).getEnergyUnitName();
          if (unit == null) {
            unit="String_Node_Str";
          }
        }
        int usage=info.getEnergyPerTick();
        if (usage < 0) {
          log.add(TextFormatting.RED + "String_Node_Str" + usage+ unit+ "String_Node_Str");
        }
 else         if (usage > 0) {
          log.add(TextFormatting.GREEN + "String_Node_Str" + usage+ unit+ "String_Node_Str");
        }
      }
      HudRenderHelper.renderHud(log,HudRenderHelper.HudPlacement.HUD_CENTER,HudRenderHelper.HudOrientation.HUD_TOPLAYER,null,pos.getX(),pos.getY(),pos.getZ(),2.0f);
      renderBoxOutline(pos);
    }
    GlStateManager.enableDepth();
    GlStateManager.popMatrix();
  }
}