[INFO] fetching crate shared_child 1.0.0...
[INFO] testing shared_child-1.0.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate shared_child 1.0.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate shared_child 1.0.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared_child 1.0.0
[INFO] finished tweaking crates.io crate shared_child 1.0.0
[INFO] tweaked toml for crates.io crate shared_child 1.0.0 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18db8dffbf8497d48a5c55d899d4155c0369a82b4ffd543750cfeda77cacf818
[INFO] running `Command { std: "docker" "start" "-a" "18db8dffbf8497d48a5c55d899d4155c0369a82b4ffd543750cfeda77cacf818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18db8dffbf8497d48a5c55d899d4155c0369a82b4ffd543750cfeda77cacf818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18db8dffbf8497d48a5c55d899d4155c0369a82b4ffd543750cfeda77cacf818", kill_on_drop: false }`
[INFO] [stdout] 18db8dffbf8497d48a5c55d899d4155c0369a82b4ffd543750cfeda77cacf818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e811dcbce87d1018b723d9d5ec8ebb757697f75989257fa8235ee54dbc722f45
[INFO] running `Command { std: "docker" "start" "-a" "e811dcbce87d1018b723d9d5ec8ebb757697f75989257fa8235ee54dbc722f45", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_child v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e811dcbce87d1018b723d9d5ec8ebb757697f75989257fa8235ee54dbc722f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e811dcbce87d1018b723d9d5ec8ebb757697f75989257fa8235ee54dbc722f45", kill_on_drop: false }`
[INFO] [stdout] e811dcbce87d1018b723d9d5ec8ebb757697f75989257fa8235ee54dbc722f45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3551ea1de888c0c370f1f350fb32b2156129a9680a078faf1aa7ef1a2f29fd2
[INFO] running `Command { std: "docker" "start" "-a" "e3551ea1de888c0c370f1f350fb32b2156129a9680a078faf1aa7ef1a2f29fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_child v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "e3551ea1de888c0c370f1f350fb32b2156129a9680a078faf1aa7ef1a2f29fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3551ea1de888c0c370f1f350fb32b2156129a9680a078faf1aa7ef1a2f29fd2", kill_on_drop: false }`
[INFO] [stdout] e3551ea1de888c0c370f1f350fb32b2156129a9680a078faf1aa7ef1a2f29fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed7235548abcdc0f4b95d101c1a43d663d7494a8bbadef4a509864201d92387a
[INFO] running `Command { std: "docker" "start" "-a" "ed7235548abcdc0f4b95d101c1a43d663d7494a8bbadef4a509864201d92387a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shared_child-1c8ae6c65b62a53f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_kill ... ok
[INFO] [stdout] test tests::test_into_inner_after_wait ... ok
[INFO] [stdout] test tests::test_takes ... ok
[INFO] [stdout] test tests::test_try_wait ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_into_inner_before_wait ... ok
[INFO] [stdout] test tests::test_wait ... ok
[INFO] [stdout] test tests::test_waitid_after_exit_doesnt_hang ... ok
[INFO] [stdout] test tests::test_many_waiters ... ok
[INFO] [stdout] test unix::tests::test_send_signal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shared_child
[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 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed7235548abcdc0f4b95d101c1a43d663d7494a8bbadef4a509864201d92387a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed7235548abcdc0f4b95d101c1a43d663d7494a8bbadef4a509864201d92387a", kill_on_drop: false }`
[INFO] [stdout] ed7235548abcdc0f4b95d101c1a43d663d7494a8bbadef4a509864201d92387a