fatal error: runtime: out of memory

runtime stack:
runtime.throw(0xbc3dfa, 0x16)
	GOROOT/src/runtime/panic.go:616 +0x81
runtime.sysMap(0xc424600000, 0x8000000, 0xc420121300, 0x10d7d98)
	GOROOT/src/runtime/mem_linux.go:216 +0x20a
runtime.(*mheap).sysAlloc(0x10bf2a0, 0x8000000, 0x440671)
	GOROOT/src/runtime/malloc.go:470 +0xd4
runtime.(*mheap).grow(0x10bf2a0, 0x4000, 0x0)
	GOROOT/src/runtime/mheap.go:907 +0x60
runtime.(*mheap).allocSpanLocked(0x10bf2a0, 0x4000, 0x10d7da8, 0xc400000000)
	GOROOT/src/runtime/mheap.go:820 +0x301
runtime.(*mheap).alloc_m(0x10bf2a0, 0x4000, 0xc400000101, 0xc4203b1f08)
	GOROOT/src/runtime/mheap.go:686 +0x118
runtime.(*mheap).alloc.func1()
	GOROOT/src/runtime/mheap.go:753 +0x4d
runtime.(*mheap).alloc(0x10bf2a0, 0x4000, 0xc420010101, 0x413b3c)
	GOROOT/src/runtime/mheap.go:752 +0x8a
runtime.largeAlloc(0x8000000, 0x450101, 0x7f7098387b20)
	GOROOT/src/runtime/malloc.go:826 +0x94
runtime.mallocgc.func1()
	GOROOT/src/runtime/malloc.go:721 +0x46
runtime.systemstack(0x0)
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib~/src/runtime/asm_amd64.s:409 +0x79
runtime.mstart()
	GOROOT/src/runtime/proc.go:1175