Has anyone built 3.4.0 on macos with buck? I'm seeing the following errors - is it failing to fetch the third-party libs? am I missing some steps here?

buck build @mode/macos-x86_64/debug //osquery:osqueryd
 
Action graph will be rebuilt because files have been added or removed.
/usr/local/Cellar/python/3.7.4/Frameworks/Python.framework/Versions/3.7/Resources/Python.app/Contents/MacOS/Python: can't open file '/Users/tsekar/sources/osquery/buck-out/release/gen/tools/codegen/gentable.pex': [Errno 2] No such file or directory

Building: finished in 0.3 sec (100%) 64/624 jobs, 4 updated
  Total time: 0.3 sec
Buck encountered an internal error
java.nio.file.NoSuchFileException: /Users/tsekar/sources/osquery/"buck-out/release"/gen/third-party/googletest/gtest_include_dir/include
	at com.facebook.buck.util.cache.impl.StackedFileHashCache.lambda$get$0(StackedFileHashCache.java:186)
	at java.util.Optional.orElseThrow(Optional.java:290)
	at com.facebook.buck.util.cache.impl.StackedFileHashCache.get(StackedFileHashCache.java:186)
	at com.facebook.buck.core.build.engine.buildinfo.DefaultOnDiskBuildInfo.calculateOutputSizeAndWriteOutputHashes(DefaultOnDiskBuildInfo.java:251)
	at com.facebook.buck.core.build.engine.impl.CachingBuildRuleBuilder.finalizeBuiltLocally(CachingBuildRuleBuilder.java:764)
	at com.facebook.buck.core.build.engine.impl.CachingBuildRuleBuilder.finalizeBuildRule(CachingBuildRuleBuilder.java:522)
	... 15 more

    When finalizing rule.
    When building rule //third-party/googletest:gtest_include_dir.