Sphinxをv6に上げる (#626) #2062

Job	Run time
rust-lint	1m 28s
actionlint	24s
shellcheck	13s
validate-cargo-lock	50s
build-unix-cpp-example (macos-latest, osx-x64-cpu-cpp-shared)	3m 37s
build-unix-cpp-example (ubuntu-latest, linux-x64-cpu-cpp-shared)	2m 32s
build-windows-cpp-example	7m 32s
c-header	1m 50s
rust-integration-test-strategy-matrix	1s
rust-unit-test	3m 31s
build-and-test-java-api (windows-latest)	8m 53s
build-and-test-java-api (macos-latest)	5m 15s
build-and-test-java-api (ubuntu-latest)	4m 59s
build-and-test-python-api (windows-latest)	10m 24s
build-and-test-python-api (macos-latest)	5m 58s
build-and-test-python-api (ubuntu-latest)	4m 23s
rust-integration-test (windows-2019, directml)	4m 0s
rust-integration-test (macos-11)	2m 25s
rust-integration-test (ubuntu-20.04)	1m 47s
	1h 10m 2s

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