Moving predictor to WorkingArea to make it thread safe #5423

Job	Run time
check-format-and-targets	39s
build-linux	16m 51s
build-linux-cmake-with-benchmark	19m 38s
build-linux-cmake-with-folly	31m 43s
build-linux-make-with-folly-lite-no-test	9m 52s
build-linux-cmake-with-folly-lite-no-test	7m 49s
build-linux-make-with-folly	33m 45s
build-linux-encrypted_env-no_compression	16m 50s
build-linux-release	14m 22s
build-linux-cmake-with-folly-coroutines	38m 56s
build-linux-release-rtti	12m 47s
build-examples	11m 4s
build-fuzzers	9m 4s
build-linux-cmake-mingw	12m 33s
build-linux-java-static	12m 7s
build-macos-java	15m 52s
build-linux-gcc-11-no_test_run	10m 51s
build-macos-java-static	21m 27s
build-linux-clang10-asan	16m 19s
build-linux-clang13-mini-tsan	22m 5s
build-linux-clang10-ubsan	17m 16s
build-macos-cmake (true)	46m 50s
build-linux-gcc-8-no_test_run	9m 3s
build-macos-cmake (false)	1h 6m 19s
build-linux-arm	14m 45s
build-macos-java-static-universal	24m 21s
build-macos	21m 39s
build-linux-gcc-10-cxx20-no_test_run	10m 1s
build-linux-java-pmd	12m 16s
build-linux-unity-and-headers	13m 4s
build-windows-vs2019	55m 1s
build-linux-java	14m 58s
build-linux-clang-13-no_test_run	7m 40s
build-linux-clang-no_test_run	13m 0s
build-linux-clang10-clang-analyze	18m 23s
build-linux-static_lib-alt_namespace-status_checked	19m 11s
build-linux-mini-crashtest	29m 16s
	12h 7m 37s

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