Completely ignored arguments: [--nativeLauncherVersion, 1665]Completely ignored arguments: [--nativeLauncherVersion, 1665][20:22:34] [Client thread/INFO]: Setting user: XON25Exception in thread "Client thread" java.lang.OutOfMemoryError: unable to create new native thread at java.lang.Thread.start0(Native Method) at java.lang.Thread.start(Thread.java:714) at java.util.concurrent.CompletableFuture$ThreadPerTaskExecutor.execute(CompletableFuture.java:405) at java.util.concurrent.CompletableFuture.asyncRunStage(CompletableFuture.java:1632) at java.util.concurrent.CompletableFuture.runAsync(CompletableFuture.java:1850) at com.mojang.datafixers.DataFixerBuilder.build(DataFixerBuilder.java:70) at xz.b(SourceFile:140) at xz.<clinit>(SourceFile:135) at aev$a.a(SourceFile:445) at aev.a(SourceFile:131) at aev.<clinit>(SourceFile:137) at pf.c(SourceFile:470) at cft.<init>(SourceFile:370) at net.minecraft.client.main.Main.main(SourceFile:144)Java HotSpot(TM) Client VM warning: Using incremental CMS is deprecated and will likely be removed in a future release

This repeat on minecraft 18w43c, so this isn't solved