[INFO] cloning repository https://github.com/howeih/Day-45-Binary-Search-Tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-45-Binary-Search-Tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-45-Binary-Search-Tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-45-Binary-Search-Tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f4fed83beeee1b54670534893300791354ce433
[INFO] testing howeih/Day-45-Binary-Search-Tree against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-45-Binary-Search-Tree" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howeih/Day-45-Binary-Search-Tree 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 git repo https://github.com/howeih/Day-45-Binary-Search-Tree
[INFO] finished tweaking git repo https://github.com/howeih/Day-45-Binary-Search-Tree
[INFO] tweaked toml for git repo https://github.com/howeih/Day-45-Binary-Search-Tree written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/howeih/Day-45-Binary-Search-Tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaf154f89556c9a0c3b13f48c29ac9e3f47d83a0747025f754e61dd13c8912f5
[INFO] running `Command { std: "docker" "start" "-a" "aaf154f89556c9a0c3b13f48c29ac9e3f47d83a0747025f754e61dd13c8912f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf154f89556c9a0c3b13f48c29ac9e3f47d83a0747025f754e61dd13c8912f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf154f89556c9a0c3b13f48c29ac9e3f47d83a0747025f754e61dd13c8912f5", kill_on_drop: false }`
[INFO] [stdout] aaf154f89556c9a0c3b13f48c29ac9e3f47d83a0747025f754e61dd13c8912f5
[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=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] 84e1160e7b0e6b93e1c31ddad61dfc9ff4b373c5408722d04b5a2928d1883c2f
[INFO] running `Command { std: "docker" "start" "-a" "84e1160e7b0e6b93e1c31ddad61dfc9ff4b373c5408722d04b5a2928d1883c2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary_search_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "84e1160e7b0e6b93e1c31ddad61dfc9ff4b373c5408722d04b5a2928d1883c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e1160e7b0e6b93e1c31ddad61dfc9ff4b373c5408722d04b5a2928d1883c2f", kill_on_drop: false }`
[INFO] [stdout] 84e1160e7b0e6b93e1c31ddad61dfc9ff4b373c5408722d04b5a2928d1883c2f
[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=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] daf2aea0e52574b7bbc851e229dbe258ae2454efdb60665f18607f646778575d
[INFO] running `Command { std: "docker" "start" "-a" "daf2aea0e52574b7bbc851e229dbe258ae2454efdb60665f18607f646778575d", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary_search_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "daf2aea0e52574b7bbc851e229dbe258ae2454efdb60665f18607f646778575d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf2aea0e52574b7bbc851e229dbe258ae2454efdb60665f18607f646778575d", kill_on_drop: false }`
[INFO] [stdout] daf2aea0e52574b7bbc851e229dbe258ae2454efdb60665f18607f646778575d
[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=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] 1f4af74cbc18ae8bedfddca79958ef7d9129f1e406d0b5d6ad87f5ef9acae3d7
[INFO] running `Command { std: "docker" "start" "-a" "1f4af74cbc18ae8bedfddca79958ef7d9129f1e406d0b5d6ad87f5ef9acae3d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/binary_search_tree-fa89c1c9190f4dda)
[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" "1f4af74cbc18ae8bedfddca79958ef7d9129f1e406d0b5d6ad87f5ef9acae3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4af74cbc18ae8bedfddca79958ef7d9129f1e406d0b5d6ad87f5ef9acae3d7", kill_on_drop: false }`
[INFO] [stdout] 1f4af74cbc18ae8bedfddca79958ef7d9129f1e406d0b5d6ad87f5ef9acae3d7