[INFO] fetching crate shared_child 1.0.0...
[INFO] testing shared_child-1.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate shared_child 1.0.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate shared_child 1.0.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfb593edcf7c9fa7018db9e0a6fe820afd45c7491cb0441262faa56e75b85433
[INFO] running `Command { std: "docker" "start" "-a" "dfb593edcf7c9fa7018db9e0a6fe820afd45c7491cb0441262faa56e75b85433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfb593edcf7c9fa7018db9e0a6fe820afd45c7491cb0441262faa56e75b85433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb593edcf7c9fa7018db9e0a6fe820afd45c7491cb0441262faa56e75b85433", kill_on_drop: false }`
[INFO] [stdout] dfb593edcf7c9fa7018db9e0a6fe820afd45c7491cb0441262faa56e75b85433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d08c33d6e1784e932b4d69f4fe03e56dde5e88c1449d2e63cbe32252cc8b7d4f
[INFO] running `Command { std: "docker" "start" "-a" "d08c33d6e1784e932b4d69f4fe03e56dde5e88c1449d2e63cbe32252cc8b7d4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_child v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "d08c33d6e1784e932b4d69f4fe03e56dde5e88c1449d2e63cbe32252cc8b7d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08c33d6e1784e932b4d69f4fe03e56dde5e88c1449d2e63cbe32252cc8b7d4f", kill_on_drop: false }`
[INFO] [stdout] d08c33d6e1784e932b4d69f4fe03e56dde5e88c1449d2e63cbe32252cc8b7d4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9be26e5783bb51c09667531976bb5be5e785248fd7637097ad8b9143a42ad514
[INFO] running `Command { std: "docker" "start" "-a" "9be26e5783bb51c09667531976bb5be5e785248fd7637097ad8b9143a42ad514", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling shared_child v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "9be26e5783bb51c09667531976bb5be5e785248fd7637097ad8b9143a42ad514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be26e5783bb51c09667531976bb5be5e785248fd7637097ad8b9143a42ad514", kill_on_drop: false }`
[INFO] [stdout] 9be26e5783bb51c09667531976bb5be5e785248fd7637097ad8b9143a42ad514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e21d736734721d172cdbe98133f03a1e8e13f0e816c310e13df3e056ce089ed8
[INFO] running `Command { std: "docker" "start" "-a" "e21d736734721d172cdbe98133f03a1e8e13f0e816c310e13df3e056ce089ed8", 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-513681ed03eb4f17)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_into_inner_after_wait ... ok
[INFO] [stdout] test tests::test_into_inner_before_wait ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_kill ... ok
[INFO] [stdout] test tests::test_wait ... ok
[INFO] [stdout] test tests::test_waitid_after_exit_doesnt_hang ... ok
[INFO] [stdout] test tests::test_takes ... ok
[INFO] [stdout] test tests::test_many_waiters ... ok
[INFO] [stdout] test tests::test_try_wait ... ok
[INFO] [stderr]    Doc-tests shared_child
[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 0.47s
[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 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e21d736734721d172cdbe98133f03a1e8e13f0e816c310e13df3e056ce089ed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21d736734721d172cdbe98133f03a1e8e13f0e816c310e13df3e056ce089ed8", kill_on_drop: false }`
[INFO] [stdout] e21d736734721d172cdbe98133f03a1e8e13f0e816c310e13df3e056ce089ed8