Hello,
I encountered this crash.

Minecraft launcher error message:
The game crashed whilst there was a severe problem during mod loading that has caused the game to fail Error: cpw.mods.fml.common.LoaderException: java.lang.IllegalAccessError: no such constructor: buildcraft.api.statements.StatementParameterItemStack.<init>(NBTTagCompound)void/newInvokeSpecial Ukončovací kód: -1

Crash log: https://pastebin.com/HctLrAzt

im probably wrong but i think optifine is the cause