hopefully fix env #15

Job	Run time
Test CUDA support	37s
Test build-std (aarch64-tvos)	2m 23s
Clippy	12s
Test build-std (aarch64-tvos-sim)	2m 26s
MSRV (ubuntu-latest)	19s
Test build-std (x86_64-tvos)	2m 47s
MSRV (windows-latest)	38s
Rustfmt	5s
Test (stable)	51s
Test (beta)	29s
Test (nightly)	57s
Test (linux32)	1m 9s
Test (macos)	1m 55s
Test (aarch64-macos)	1m 5s
Test (aarch64-ios)	52s
Test (win32)	1m 44s
Test (win64)	2m 20s
Test (mingw32)	1m 28s
Test (mingw64)	1m 30s
Test (windows-2019)	2m 44s
Test (windows-aarch64, windows-latest, stable, aarch64-pc-windows-msvc, --no-run)	1m 34s
Test (windows-clang, windows-2019, stable, x86_64-pc-windows-msvc, AR=llvm-ar CC=clang CXX=clang+...	2m 12s
Test (windows-clang-cl, windows-2019, stable, x86_64-pc-windows-msvc, AR=llvm-ar CC=clang-cl CXX=...	2m 52s
	33m 9s

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