Моды несовместимые.
[19:25:52] [main/INFO] [STDERR]: [org.spongepowered.asm.mixin.transformer.MixinTransformer:transformClassBytes:519]: org.spongepowered.asm.mixin.injection.throwables.InjectionError: Critical injection failure: Argument modifier method modify$vanillaImpl$updateRainTimeStart$bba000(I)I in mixins.forge.core.json:world.WorldMixin_Forge failed injection check, (0/1) succeeded. Using refmap mixins.forge.refmap.json
Пиши автору мода и еще создай ticket вот тут: https://github.com/SpongePowered/SpongeForge/issues