feat: Safer poll timeout (#1876) #146

Job	Run time
linux_native_builds (x86_64-unknown-linux-gnu)	1m 5s
tier3 (x86_64-unknown-dragonfly)	53s
linux_native_builds (x86_64-unknown-linux-musl)	1m 2s
macos	1m 28s
tier3 (x86_64-unknown-openbsd)	54s
minver	16s
tier3 (x86_64-unknown-haiku)	48s
rust_stable	1m 4s
rustfmt	11s
redox	33s
cross (arm-unknown-linux-gnueabi)	1m 27s
cross_compiling (aarch64-linux-android)	32s
cross (armv7-unknown-linux-gnueabihf)	1m 44s
cross_compiling (arm-linux-androideabi)	33s
cross (i686-unknown-linux-gnu)	1m 28s
cross_compiling (armv7-linux-androideabi)	29s
cross (i686-unknown-linux-musl)	1m 40s
cross_compiling (i686-linux-android)	29s
cross_compiling (x86_64-linux-android)	34s
cross (mips-unknown-linux-gnu)	1m 30s
cross_compiling (arm-unknown-linux-musleabi)	34s
cross (mips64-unknown-linux-gnuabi64)	1m 35s
cross_compiling (x86_64-unknown-fuchsia)	25s
cross (mips64el-unknown-linux-gnuabi64)	1m 42s
cross_compiling (x86_64-unknown-illumos)	22s
cross (mipsel-unknown-linux-gnu)	1m 35s
cross_compiling (aarch64-apple-ios, true)	25s
cross (powerpc64le-unknown-linux-gnu)	1m 35s
cross_compiling (powerpc64-unknown-linux-gnu)	32s
cross_compiling (s390x-unknown-linux-gnu)	35s
cross_compiling (x86_64-unknown-linux-gnux32)	32s
cross_compiling (x86_64-unknown-netbsd)	26s
	28m 58s

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