Comment 0 for bug 1282886

valgrind --tool=helgrind bin/mir_integration_tests --gtest_filter="SwapperSwappingStress*"

...
==7107== Possible data race during write of size 4 at 0xBD358E0 by thread #2
==7107== Locks held: none
==7107== at 0x6CB8FE: std::unique_lock<std::mutex>::unique_lock(std::mutex&) (mutex:440)
==7107==
...
==7107== Possible data race during read of size 1 at 0xAD37030 by thread #3
==7107== Locks held: none
...
==7107== Possible data race during read of size 1 at 0xAD37610 by thread #6
==7107== Locks held: none