Merge pull request rust-lang/backtrace-rs#561 from workingjubilee/wri… #857

Job	Run time
Docker (aarch64-unknown-linux-gnu)	1m 4s
Docker (arm-unknown-linux-gnueabihf)	42s
Miri	2m 25s
iOS (aarch64-apple-ios, iphoneos)	25s
Docker (armv7-unknown-linux-gnueabihf)	42s
Build Targets (wasm32-unknown-unknown)	20s
iOS (x86_64-apple-ios, iphonesimulator)	24s
Docker (i586-unknown-linux-gnu)	41s
Build Targets (wasm32-wasi)	14s
MSRV	3m 23s
Docker (i686-unknown-linux-gnu)	35s
Build Targets (x86_64-unknown-fuchsia)	16s
Docker (powerpc64-unknown-linux-gnu)	48s
Rustfmt	6s
Build Targets (x86_64-fortanix-unknown-sgx)	15s
Build Targets (x86_64-unknown-illumos)	16s
Docker (s390x-unknown-linux-gnu)	48s
Test (ubuntu-20.04, stable)	1m 56s
Docker (x86_64-pc-windows-gnu)	43s
Test (ubuntu-20.04, beta)	2m 6s
Windows AArch64	2m 5s
Docker (x86_64-unknown-linux-gnu)	41s
Docker (x86_64-unknown-linux-musl)	51s
Test (ubuntu-20.04, nightly)	2m 26s
Docker (arm-linux-androideabi)	1m 3s
Test (macos-latest, stable)	2m 27s
Docker (armv7-linux-androideabi)	1m 5s
Test (macos-latest, nightly)	3m 24s
Docker (aarch64-linux-android)	1m 44s
Test (windows-latest, stable-x86_64-msvc)	2m 24s
Docker (i686-linux-android)	1m 26s
Test (windows-latest, stable-i686-msvc)	2m 48s
Docker (x86_64-linux-android)	1m 14s
Test (windows-latest, stable-x86_64-gnu)	2m 38s
	44m 25s

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