[INFO] fetching crate trees 0.4.2...
[INFO] testing trees-0.4.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate trees 0.4.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate trees 0.4.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trees 0.4.2
[INFO] finished tweaking crates.io crate trees 0.4.2
[INFO] tweaked toml for crates.io crate trees 0.4.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce3b3d9b89fa937228d7ecf418a24e81a74ab512ce96e1e5da10e96c206fbb7
[INFO] running `Command { std: "docker" "start" "-a" "5ce3b3d9b89fa937228d7ecf418a24e81a74ab512ce96e1e5da10e96c206fbb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce3b3d9b89fa937228d7ecf418a24e81a74ab512ce96e1e5da10e96c206fbb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce3b3d9b89fa937228d7ecf418a24e81a74ab512ce96e1e5da10e96c206fbb7", kill_on_drop: false }`
[INFO] [stdout] 5ce3b3d9b89fa937228d7ecf418a24e81a74ab512ce96e1e5da10e96c206fbb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01a7283c54d712c85a6bc58ffb12a2cf1410a618edfa7c399f12a6dcdd7226c5
[INFO] running `Command { std: "docker" "start" "-a" "01a7283c54d712c85a6bc58ffb12a2cf1410a618edfa7c399f12a6dcdd7226c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling trees v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "01a7283c54d712c85a6bc58ffb12a2cf1410a618edfa7c399f12a6dcdd7226c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a7283c54d712c85a6bc58ffb12a2cf1410a618edfa7c399f12a6dcdd7226c5", kill_on_drop: false }`
[INFO] [stdout] 01a7283c54d712c85a6bc58ffb12a2cf1410a618edfa7c399f12a6dcdd7226c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20a728e6a44b516d6dccf0c58555522a7d06edd81413e9bf97ffb83ef675a3f3
[INFO] running `Command { std: "docker" "start" "-a" "20a728e6a44b516d6dccf0c58555522a7d06edd81413e9bf97ffb83ef675a3f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling trees v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "20a728e6a44b516d6dccf0c58555522a7d06edd81413e9bf97ffb83ef675a3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a728e6a44b516d6dccf0c58555522a7d06edd81413e9bf97ffb83ef675a3f3", kill_on_drop: false }`
[INFO] [stdout] 20a728e6a44b516d6dccf0c58555522a7d06edd81413e9bf97ffb83ef675a3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a2cf83e3d2d37887f590bfa142034700e46664fe08f7dc06f833e45f8e3df08
[INFO] running `Command { std: "docker" "start" "-a" "3a2cf83e3d2d37887f590bfa142034700e46664fe08f7dc06f833e45f8e3df08", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trees-3c47640606f24198)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test bfs_impls::tests::piled_forest_from_bfs_1_1 ... ok
[INFO] [stdout] test bfs_impls::tests::piled_forest_from_bfs ... ok
[INFO] [stdout] test bfs_impls::tests::piled_tree_from_bfs ... ok
[INFO] [stdout] test forest::tests::empty_piled_forest_from_tuple ... ok
[INFO] [stdout] test bfs_impls::tests::piled_tree_from_bfs_1_1 ... ok
[INFO] [stdout] test forest::tests::piled_forest_from_tuple ... ok
[INFO] [stdout] test rc::tests::rc_works ... ok
[INFO] [stdout] test tree::tests::piled_tree_from_tuple ... ok
[INFO] [stdout] test tuple::tests::forest_postorder ... ok
[INFO] [stdout] test tuple::tests::forest_preorder ... ok
[INFO] [stdout] test tuple::tests::tree_postorder ... ok
[INFO] [stdout] test tuple::tests::tree_preorder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests trees
[INFO] [stdout] 
[INFO] [stdout] running 88 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name trees --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern trees=/opt/rustwide/target/debug/deps/libtrees-c9d32084ffabf879.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3a2cf83e3d2d37887f590bfa142034700e46664fe08f7dc06f833e45f8e3df08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2cf83e3d2d37887f590bfa142034700e46664fe08f7dc06f833e45f8e3df08", kill_on_drop: false }`
[INFO] [stdout] 3a2cf83e3d2d37887f590bfa142034700e46664fe08f7dc06f833e45f8e3df08
