[INFO] fetching crate tournament_tree 0.1.0...
[INFO] testing tournament_tree-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tournament_tree 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tournament_tree 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fd4e5e3fff9eb91c3f7fc5df3b0e7e1430a985c7bec3e9fcfa96ed058dbcbd5
[INFO] running `Command { std: "docker" "start" "-a" "2fd4e5e3fff9eb91c3f7fc5df3b0e7e1430a985c7bec3e9fcfa96ed058dbcbd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fd4e5e3fff9eb91c3f7fc5df3b0e7e1430a985c7bec3e9fcfa96ed058dbcbd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd4e5e3fff9eb91c3f7fc5df3b0e7e1430a985c7bec3e9fcfa96ed058dbcbd5", kill_on_drop: false }`
[INFO] [stdout] 2fd4e5e3fff9eb91c3f7fc5df3b0e7e1430a985c7bec3e9fcfa96ed058dbcbd5
[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=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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 596b027e7a2187719921d2d6fe3ac5a8e8ba48a59df17fc7766e29d7328a54ba
[INFO] running `Command { std: "docker" "start" "-a" "596b027e7a2187719921d2d6fe3ac5a8e8ba48a59df17fc7766e29d7328a54ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling tournament_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "596b027e7a2187719921d2d6fe3ac5a8e8ba48a59df17fc7766e29d7328a54ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596b027e7a2187719921d2d6fe3ac5a8e8ba48a59df17fc7766e29d7328a54ba", kill_on_drop: false }`
[INFO] [stdout] 596b027e7a2187719921d2d6fe3ac5a8e8ba48a59df17fc7766e29d7328a54ba
[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=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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ede815b753c72ae7b71c5d74c8540c4fcb43b31fa1d96acdc957441e0da9bd49
[INFO] running `Command { std: "docker" "start" "-a" "ede815b753c72ae7b71c5d74c8540c4fcb43b31fa1d96acdc957441e0da9bd49", kill_on_drop: false }`
[INFO] [stderr]    Compiling tournament_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "ede815b753c72ae7b71c5d74c8540c4fcb43b31fa1d96acdc957441e0da9bd49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede815b753c72ae7b71c5d74c8540c4fcb43b31fa1d96acdc957441e0da9bd49", kill_on_drop: false }`
[INFO] [stdout] ede815b753c72ae7b71c5d74c8540c4fcb43b31fa1d96acdc957441e0da9bd49
[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=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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a3c2b3449306012db76c2985c0784f7d1de4257660a22606d704909a2d9ae0c
[INFO] running `Command { std: "docker" "start" "-a" "3a3c2b3449306012db76c2985c0784f7d1de4257660a22606d704909a2d9ae0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tournament_tree-80af0970d485ef38)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::basic ... ok
[INFO] [stdout] test test::iterator ... ok
[INFO] [stdout] test test::iter ... ok
[INFO] [stdout] test test::into_iter ... 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 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a3c2b3449306012db76c2985c0784f7d1de4257660a22606d704909a2d9ae0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3c2b3449306012db76c2985c0784f7d1de4257660a22606d704909a2d9ae0c", kill_on_drop: false }`
[INFO] [stdout] 3a3c2b3449306012db76c2985c0784f7d1de4257660a22606d704909a2d9ae0c