Here is the `build.gradle`: https://pastebin.com/baKBNDa3
Here's a full screenshot:
I think the problem lies within the fact that Eclipse is using a Java version that is too old rather than anything with Forge.
Alright, so load it up in .minecraft then send the debug.log folder? Got it.
Also sorry for the late reply, I had baseball and I got home late last night. And I wanted to go to bed because I was exhausted.