[INFO] fetching crate tournament_tree 0.1.0...
[INFO] testing tournament_tree-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tournament_tree 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate tournament_tree 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tournament_tree 0.1.0
[INFO] finished tweaking crates.io crate tournament_tree 0.1.0
[INFO] tweaked toml for crates.io crate tournament_tree 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d058f994840af11eb058f0979a444509e05b78be6db2a51910cbe107c42cbf15
[INFO] running `Command { std: "docker" "start" "-a" "d058f994840af11eb058f0979a444509e05b78be6db2a51910cbe107c42cbf15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d058f994840af11eb058f0979a444509e05b78be6db2a51910cbe107c42cbf15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d058f994840af11eb058f0979a444509e05b78be6db2a51910cbe107c42cbf15", kill_on_drop: false }`
[INFO] [stdout] d058f994840af11eb058f0979a444509e05b78be6db2a51910cbe107c42cbf15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8aee59014da114c5466210d6dee41a4b431f6093dd0492b05837f06bdf34c214
[INFO] running `Command { std: "docker" "start" "-a" "8aee59014da114c5466210d6dee41a4b431f6093dd0492b05837f06bdf34c214", kill_on_drop: false }`
[INFO] [stderr]    Compiling tournament_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "8aee59014da114c5466210d6dee41a4b431f6093dd0492b05837f06bdf34c214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aee59014da114c5466210d6dee41a4b431f6093dd0492b05837f06bdf34c214", kill_on_drop: false }`
[INFO] [stdout] 8aee59014da114c5466210d6dee41a4b431f6093dd0492b05837f06bdf34c214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8003cc220e11ac0ad12d04168a6593a167bdbd1169ea3730269660c4276fa46
[INFO] running `Command { std: "docker" "start" "-a" "a8003cc220e11ac0ad12d04168a6593a167bdbd1169ea3730269660c4276fa46", kill_on_drop: false }`
[INFO] [stderr]    Compiling tournament_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "a8003cc220e11ac0ad12d04168a6593a167bdbd1169ea3730269660c4276fa46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8003cc220e11ac0ad12d04168a6593a167bdbd1169ea3730269660c4276fa46", kill_on_drop: false }`
[INFO] [stdout] a8003cc220e11ac0ad12d04168a6593a167bdbd1169ea3730269660c4276fa46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5c5f383f1f8a5479b5147fff6102ba56646d6c581f8df2be2346eb49ea46082
[INFO] running `Command { std: "docker" "start" "-a" "f5c5f383f1f8a5479b5147fff6102ba56646d6c581f8df2be2346eb49ea46082", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tournament_tree-118f2ef794814d13)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::basic ... ok
[INFO] [stdout] test test::into_iter ... ok
[INFO] [stdout] test test::iter ... ok
[INFO] [stdout] test test::iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tournament_tree
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5c5f383f1f8a5479b5147fff6102ba56646d6c581f8df2be2346eb49ea46082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c5f383f1f8a5479b5147fff6102ba56646d6c581f8df2be2346eb49ea46082", kill_on_drop: false }`
[INFO] [stdout] f5c5f383f1f8a5479b5147fff6102ba56646d6c581f8df2be2346eb49ea46082