[==========] Running 3 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 3 tests from ConcurrencyTest
[ RUN      ] ConcurrencyTest.SingleProcessMultithreaded
[       OK ] ConcurrencyTest.SingleProcessMultithreaded (1000 ms)
[ RUN      ] ConcurrencyTest.MultiProcessMultithreaded
[       OK ] ConcurrencyTest.MultiProcessMultithreaded (4677 ms)
[ RUN      ] ConcurrencyTest.MultiProcessConcurrency
GVISOR_PLATFORM_SUPPORT variable undefined
Check failed: false