Fix rustc testsuite #3987

Job	Run time
rustfmt	13s
bench	6m 43s
test (ubuntu-latest, s390x-unknown-linux-gnu, gcc-s390x-linux-gnu qemu-user)	5m 59s
test (ubuntu-latest, x86_64-unknown-linux-gnu)	18m 24s
test (macos-13, x86_64-apple-darwin)	22m 53s
dist (ubuntu-22.04, x86_64-unknown-linux-gnu)	1m 36s
test (windows-latest, x86_64-pc-windows-msvc)	24m 51s
test_llvm	1m 34s
test (ubuntu-24.04-arm, aarch64-unknown-linux-gnu)	9m 43s
test (macos-latest, aarch64-apple-darwin)	10m 22s
test (windows-latest, x86_64-pc-windows-gnu)	31m 25s
dist (windows-latest, x86_64-pc-windows-msvc)	2m 32s
test (ubuntu-latest, riscv64gc-unknown-linux-gnu, gcc-riscv64-linux-gnu qemu-user)	6m 20s
dist (macos-13, x86_64-apple-darwin)	2m 54s
dist (windows-latest, x86_64-pc-windows-gnu)	2m 52s
dist (ubuntu-24.04-arm, aarch64-unknown-linux-gnu)	1m 40s
dist (macos-latest, aarch64-apple-darwin)	1m 25s
release	10s
	2h 31m 36s

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