[INFO] fetching crate shared_child 0.3.5...
[INFO] testing shared_child-0.3.5 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate shared_child 0.3.5 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate shared_child 0.3.5 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared_child 0.3.5
[INFO] finished tweaking crates.io crate shared_child 0.3.5
[INFO] tweaked toml for crates.io crate shared_child 0.3.5 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c409b2f9eaf3003699cd4c2697d28bf45463fa84c0dd12f3d58b795e9531af80
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c409b2f9eaf3003699cd4c2697d28bf45463fa84c0dd12f3d58b795e9531af80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c409b2f9eaf3003699cd4c2697d28bf45463fa84c0dd12f3d58b795e9531af80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c409b2f9eaf3003699cd4c2697d28bf45463fa84c0dd12f3d58b795e9531af80", kill_on_drop: false }`
[INFO] [stdout] c409b2f9eaf3003699cd4c2697d28bf45463fa84c0dd12f3d58b795e9531af80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2458b015591a72c96cd04e3622e94ae3fc025fe06a510a8fad2e5505f5f1798a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2458b015591a72c96cd04e3622e94ae3fc025fe06a510a8fad2e5505f5f1798a", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_child v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "2458b015591a72c96cd04e3622e94ae3fc025fe06a510a8fad2e5505f5f1798a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2458b015591a72c96cd04e3622e94ae3fc025fe06a510a8fad2e5505f5f1798a", kill_on_drop: false }`
[INFO] [stdout] 2458b015591a72c96cd04e3622e94ae3fc025fe06a510a8fad2e5505f5f1798a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bff5549b91027002dfcca23a05301f4e196c9e1ae462e7b60ff7bf56787efda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3bff5549b91027002dfcca23a05301f4e196c9e1ae462e7b60ff7bf56787efda", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_child v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "3bff5549b91027002dfcca23a05301f4e196c9e1ae462e7b60ff7bf56787efda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bff5549b91027002dfcca23a05301f4e196c9e1ae462e7b60ff7bf56787efda", kill_on_drop: false }`
[INFO] [stdout] 3bff5549b91027002dfcca23a05301f4e196c9e1ae462e7b60ff7bf56787efda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01229f4627ae99e9aeb667dad960114c78ff90b4c45828fa62d6b8795f60051a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "01229f4627ae99e9aeb667dad960114c78ff90b4c45828fa62d6b8795f60051a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shared_child-1c0d3094620ce2c3)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_kill ... ok
[INFO] [stdout] test tests::test_waitid_after_exit_doesnt_hang ... ok
[INFO] [stdout] test tests::test_try_wait ... ok
[INFO] [stdout] test tests::test_wait ... ok
[INFO] [stdout] test tests::test_into_inner_before_wait ... ok
[INFO] [stdout] test tests::test_into_inner_after_wait ... ok
[INFO] [stdout] test tests::test_many_waiters ... ok
[INFO] [stderr]    Doc-tests shared_child
[INFO] [stdout] test unix::tests::test_send_signal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01229f4627ae99e9aeb667dad960114c78ff90b4c45828fa62d6b8795f60051a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01229f4627ae99e9aeb667dad960114c78ff90b4c45828fa62d6b8795f60051a", kill_on_drop: false }`
[INFO] [stdout] 01229f4627ae99e9aeb667dad960114c78ff90b4c45828fa62d6b8795f60051a