[INFO] fetching crate tournament_tree 0.1.0...
[INFO] testing tournament_tree-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate tournament_tree 0.1.0 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate tournament_tree 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-109/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ed7313fc0f7da44af90ce5472f07e62d3e6cfc24cbc532b08bc2e43fa1e296b
[INFO] running `Command { std: "docker" "start" "-a" "6ed7313fc0f7da44af90ce5472f07e62d3e6cfc24cbc532b08bc2e43fa1e296b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ed7313fc0f7da44af90ce5472f07e62d3e6cfc24cbc532b08bc2e43fa1e296b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed7313fc0f7da44af90ce5472f07e62d3e6cfc24cbc532b08bc2e43fa1e296b", kill_on_drop: false }`
[INFO] [stdout] 6ed7313fc0f7da44af90ce5472f07e62d3e6cfc24cbc532b08bc2e43fa1e296b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83609bd420494011b82e241805937ca1b15f77328868e409bd2a4688bff5ef9b
[INFO] running `Command { std: "docker" "start" "-a" "83609bd420494011b82e241805937ca1b15f77328868e409bd2a4688bff5ef9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tournament_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "83609bd420494011b82e241805937ca1b15f77328868e409bd2a4688bff5ef9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83609bd420494011b82e241805937ca1b15f77328868e409bd2a4688bff5ef9b", kill_on_drop: false }`
[INFO] [stdout] 83609bd420494011b82e241805937ca1b15f77328868e409bd2a4688bff5ef9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b88ffab9c78a973195d1e481c873cef0f8bc0e1a05441b04a7e9a3ab9638b4ba
[INFO] running `Command { std: "docker" "start" "-a" "b88ffab9c78a973195d1e481c873cef0f8bc0e1a05441b04a7e9a3ab9638b4ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling tournament_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "b88ffab9c78a973195d1e481c873cef0f8bc0e1a05441b04a7e9a3ab9638b4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b88ffab9c78a973195d1e481c873cef0f8bc0e1a05441b04a7e9a3ab9638b4ba", kill_on_drop: false }`
[INFO] [stdout] b88ffab9c78a973195d1e481c873cef0f8bc0e1a05441b04a7e9a3ab9638b4ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9126f1062a0123c5baf08f640719d72b4e636f0e8a61a296d28ed45ad524efd4
[INFO] running `Command { std: "docker" "start" "-a" "9126f1062a0123c5baf08f640719d72b4e636f0e8a61a296d28ed45ad524efd4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tournament_tree-91a2778bdf07a6c6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::iterator ... ok
[INFO] [stdout] test test::into_iter ... ok
[INFO] [stdout] test test::basic ... ok
[INFO] [stdout] test test::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 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9126f1062a0123c5baf08f640719d72b4e636f0e8a61a296d28ed45ad524efd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9126f1062a0123c5baf08f640719d72b4e636f0e8a61a296d28ed45ad524efd4", kill_on_drop: false }`
[INFO] [stdout] 9126f1062a0123c5baf08f640719d72b4e636f0e8a61a296d28ed45ad524efd4