Issue description:
Crashes when using extreme patterns

What happens:
I used Refined Avaritia to make a crafting pattern for crystaltine. Made the pattern and then put into crafter (above automation interface) and then server crashes.

What you expected to happen:
It wouldn't crash

Steps to reproduce:
Make extreme pattern
Put in crafter
Kaboom
...
Version (make sure you are on the latest version before reporting):
Refined Avaritia: 2.6
Minecraft: 1.12.2
Forge: 2847
Refined Storage: 2.2.6
Does this issue occur on a server? [yes/no]
Don't know

If a (crash)log is relevant for this issue, link it here:
[pastebin/gist/etc link here]
https://pastebin.com/YHiwpZnK

this is using the more refined storage backport https://github.com/tth05/morerefinedstorage