The 512GB heap limit was removed in go 1.11. Here's the commit that did it, it has some additional information:
https://github.com/golang/go/commit/2b415549b813ba36caafa34fc34d72e47ee8335c -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
