index allocation went beyond available resultCache space

[YuXiaoCoder]

You've encountered a sought after, hard to reproduce bug. Please report this to the developers <3 https://github.com/tomochain/tomochain/issues
index allocation went beyond available resultCache space

/tomochain/eth/downloader/queue.go:510
goroutine 888 [running]:
runtime/debug.Stack(0x27, 0x0, 0x0)
	/usr/local/go/src/runtime/debug/stack.go:24 +0x9d
runtime/debug.PrintStack()
	/usr/local/go/src/runtime/debug/stack.go:16 +0x22
github.com/tomochain/tomochain/common.Report(0xc006beda70, 0x1, 0x1)
	/tomochain/common/debug.go:35 +0x1a5
github.com/tomochain/tomochain/eth/downloader.(*queue).reserveHeaders(0xc0121aa500, 0xc008ece000, 0x80, 0xc00c27a720, 0xc0122b7100, 0xc00c27a780, 0xc00c27a7b0, 0x1473cc8, 0x14752e8, 0x14752d8, ...)
	/tomochain/eth/downloader/queue.go:510 +0x6c1
github.com/tomochain/tomochain/eth/downloader.(*queue).ReserveBodies(0xc0121aa500, 0xc008ece000, 0x80, 0x0, 0xc008ece000, 0x0, 0x0)
	/tomochain/eth/downloader/queue.go:462 +0xe4
github.com/tomochain/tomochain/eth/downloader.(*Downloader).fetchParts(0xc00050d680, 0x16a6520, 0xc000537a80, 0xc012456180, 0xc000014cd0, 0xc00052a7e0, 0xc006bedeb0, 0xc006bedf00, 0xc006bedef0, 0xc006bedee0, ...)
	/tomochain/eth/downloader/downloader.go:1116 +0x8dd
github.com/tomochain/tomochain/eth/downloader.(*Downloader).fetchBodies(0xc00050d680, 0x30add75, 0x6988e524a1f2d201, 0xc012993f98)
	/tomochain/eth/downloader/downloader.go:937 +0x311
github.com/tomochain/tomochain/eth/downloader.(*Downloader).syncWithPeer.func4(0xdc1314800000008, 0x14752f8)
	/tomochain/eth/downloader/downloader.go:466 +0x36
github.com/tomochain/tomochain/eth/downloader.(*Downloader).spawnSync.func1(0xc00e24d5e0, 0xc012aa00c0, 0xc00ad2e360)
	/tomochain/eth/downloader/downloader.go:486 +0x51
created by github.com/tomochain/tomochain/eth/downloader.(*Downloader).spawnSync
	/tomochain/eth/downloader/downloader.go:486 +0xc3

BUG! PLEASE REPORT