test storage::test_raft_storage::test_auto_gc panic

[siddontang]

Bug Report

What version of TiKV are you using?

Commit: 995257d

What operating system and CPU are you using?

MacOSX

What did you do?

make dev

What did you expect to see?

Test passed

What did you see instead?

thread 'storage::test_raft_storage::test_auto_gc' panicked at 'assertion failed: value.is_none()', tests/integrations/storage/test_raft_storage.rs:242:13
stack backtrace:
   0: backtrace::backtrace::libunwind::trace
             at /Users/travis/.cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
   1: backtrace::backtrace::trace_unsynchronized
             at /Users/travis/.cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
   2: std::sys_common::backtrace::_print
             at src/libstd/sys_common/backtrace.rs:47
   3: std::sys_common::backtrace::print
             at src/libstd/sys_common/backtrace.rs:36
   4: std::panicking::default_hook::{{closure}}
             at src/libstd/panicking.rs:198
   5: std::panicking::default_hook
             at src/libstd/panicking.rs:212
   6: std::panicking::rust_panic_with_hook
             at src/libstd/panicking.rs:475
   7: <alloc::collections::CollectionAllocErr as core::convert::From<core::alloc::AllocErr>>::from
   8: integrations::storage::test_raft_storage::check_data
             at tests/integrations/storage/test_raft_storage.rs:242
   9: integrations::storage::test_raft_storage::test_auto_gc
             at tests/integrations/storage/test_raft_storage.rs:349
  10: integrations::storage::test_raft_storage::test_auto_gc::{{closure}}
             at tests/integrations/storage/test_raft_storage.rs:248
  11: core::ops::function::FnOnce::call_once
             at /rustc/0e4a56b4b04ea98bb16caada30cb2418dd06e250/src/libcore/ops/function.rs:231
  12: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once
             at /rustc/0e4a56b4b04ea98bb16caada30cb2418dd06e250/src/liballoc/boxed.rs:746
  13: __rust_maybe_catch_panic
             at src/libpanic_unwind/lib.rs:82
  14: std::panicking::try
             at /rustc/0e4a56b4b04ea98bb16caada30cb2418dd06e250/src/libstd/panicking.rs:273
  15: std::panic::catch_unwind
             at /rustc/0e4a56b4b04ea98bb16caada30cb2418dd06e250/src/libstd/panic.rs:388
  16: test::run_test::run_test_inner::{{closure}}
             at src/libtest/lib.rs:1466
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

[MyonKeminta]

Is there any log?

[MyonKeminta]

#5212 is trying to fix this.