1 hybrid=no 2 WARNING: Possible data race during write of size 4 at [x01-9A-Z]+: {{{ 3 T1 .test-thread-1. .locks held: ...: 4 #0 Thread1 .*fun_hist_test.cc:6 5 #1 6 Concurrent write.s. happened at .OR AFTER. these points: 7 T2 .test-thread-2. .locks held: ...: 8 #0 Thread2 .*fun_hist_test.cc:26 9 #1 10 Address [x01-9A-Z]+ is 0 bytes inside data symbol ".+" 11 }}} 12 ThreadSanitizer summary: reported 1 warning.s. .1 race.s.. 13