[INFO] cloning repository https://github.com/stevenmsl/rust_max_binary_tree_654
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevenmsl/rust_max_binary_tree_654" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmsl%2Frust_max_binary_tree_654", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmsl%2Frust_max_binary_tree_654'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15ec426ce9492e057233056c54e32f77fb7b8aa0
[INFO] testing stevenmsl/rust_max_binary_tree_654 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenmsl%2Frust_max_binary_tree_654" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stevenmsl/rust_max_binary_tree_654 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 git repo https://github.com/stevenmsl/rust_max_binary_tree_654
[INFO] finished tweaking git repo https://github.com/stevenmsl/rust_max_binary_tree_654
[INFO] tweaked toml for git repo https://github.com/stevenmsl/rust_max_binary_tree_654 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/stevenmsl/rust_max_binary_tree_654 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 7fecd140d0ce836afc8f4190e5ec632528d5d75a312ec5952ace35f47341f281
[INFO] running `Command { std: "docker" "start" "-a" "7fecd140d0ce836afc8f4190e5ec632528d5d75a312ec5952ace35f47341f281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fecd140d0ce836afc8f4190e5ec632528d5d75a312ec5952ace35f47341f281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fecd140d0ce836afc8f4190e5ec632528d5d75a312ec5952ace35f47341f281", kill_on_drop: false }`
[INFO] [stdout] 7fecd140d0ce836afc8f4190e5ec632528d5d75a312ec5952ace35f47341f281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 1b055a6904fd22f08f689e5cafeda09678bd76920cbe80137ac80c900638b177
[INFO] running `Command { std: "docker" "start" "-a" "1b055a6904fd22f08f689e5cafeda09678bd76920cbe80137ac80c900638b177", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_max_binary_tree_654 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "1b055a6904fd22f08f689e5cafeda09678bd76920cbe80137ac80c900638b177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b055a6904fd22f08f689e5cafeda09678bd76920cbe80137ac80c900638b177", kill_on_drop: false }`
[INFO] [stdout] 1b055a6904fd22f08f689e5cafeda09678bd76920cbe80137ac80c900638b177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 4ba9e4084faff791fdf03d8b209b0ae39c1544b3d77c17c727df3a8f09d06844
[INFO] running `Command { std: "docker" "start" "-a" "4ba9e4084faff791fdf03d8b209b0ae39c1544b3d77c17c727df3a8f09d06844", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_max_binary_tree_654 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "4ba9e4084faff791fdf03d8b209b0ae39c1544b3d77c17c727df3a8f09d06844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba9e4084faff791fdf03d8b209b0ae39c1544b3d77c17c727df3a8f09d06844", kill_on_drop: false }`
[INFO] [stdout] 4ba9e4084faff791fdf03d8b209b0ae39c1544b3d77c17c727df3a8f09d06844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 142163a56725e79dc6e85d71b06743a80574d65c0f3b6d7bbf76e5ce59f8fe49
[INFO] running `Command { std: "docker" "start" "-a" "142163a56725e79dc6e85d71b06743a80574d65c0f3b6d7bbf76e5ce59f8fe49", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_max_binary_tree_654-a87e5ed17f8c1931)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_max_binary_tree_654-98aa8d095230840a)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::sample_2 ... ok
[INFO] [stdout] test tests::sample_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_max_binary_tree_654
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "142163a56725e79dc6e85d71b06743a80574d65c0f3b6d7bbf76e5ce59f8fe49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142163a56725e79dc6e85d71b06743a80574d65c0f3b6d7bbf76e5ce59f8fe49", kill_on_drop: false }`
[INFO] [stdout] 142163a56725e79dc6e85d71b06743a80574d65c0f3b6d7bbf76e5ce59f8fe49