Filed by sheriff-o-matic@appspot.gserviceaccount.com on behalf of kinuko@google.com

compare_build_artifacts failing on chromium.win/Windows deterministic

Builders failed on: 
- Windows deterministic: 
  https://ci.chromium.org/p/chromium/builders/luci.chromium.ci/Windows%20deterministic

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Excerpts from failure log (looks like mostly nacl/pnacl/ppapi):

nacl_irt_x86_64.nexe                                                                                                                                             : DIFFERENT (unexpected): 258 out of 4195888 bytes are different (0.01%)
nacl_irt_x86_64.nexe.debug                                                                                                                                       : DIFFERENT (unexpected): different size: 17773762 != 17777746
nacl_test_data\extension_vcache_test\newlib\extension_validation_cache_newlib_x86_32.nexe                                                                        : DIFFERENT (unexpected): 20 out of 525452 bytes are different (0.00%)
nacl_test_data\extension_vcache_test\newlib\extension_validation_cache_newlib_x86_64.nexe                                                                        : DIFFERENT (unexpected): 20 out of 656912 bytes are different (0.00%)
nacl_test_data\newlib\irt_exception_test_newlib_x86_32.nexe                                                                                                      : DIFFERENT (unexpected): 20 out of 525452 bytes are different (0.00%)
 nacl_test_data\newlib\irt_exception_test_newlib_x86_64.nexe                                                                                                      : DIFFERENT (unexpected): 20 out of 722448 bytes are different (0.00%)
...
pnacl\pnacl_public_x86_32_libpnacl_irt_shim_a                                                                                                                    : DIFFERENT (unexpected): 3 out of 6822 bytes are different (0.04%)
pnacl\pnacl_public_x86_64_libpnacl_irt_shim_a                                                                                                                    : DIFFERENT (unexpected): 3 out of 8506 bytes are different (0.04%)
... 
test_data\ppapi\tests\extensions\background_keepalive\newlib\ppapi_tests_extensions_background_keepalive_newlib_x86_32.nexe                                      : DIFFERENT (unexpected): 20 out of 525452 bytes are different (0.00%)
test_data\ppapi\tests\extensions\background_keepalive\newlib\ppapi_tests_extensions_background_keepalive_newlib_x86_64.nexe                                      : DIFFERENT (unexpected): 20 out of 656912 bytes are different (0.00%)
...