[INFO] cloning repository https://github.com/jbesraa/cracking-the-coding-interview
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbesraa/cracking-the-coding-interview" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbesraa%2Fcracking-the-coding-interview", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbesraa%2Fcracking-the-coding-interview'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11ce5cab4cd6de8f605d98ece0fef8fb79043422
[INFO] testing jbesraa/cracking-the-coding-interview against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbesraa%2Fcracking-the-coding-interview" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jbesraa/cracking-the-coding-interview on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jbesraa/cracking-the-coding-interview
[INFO] finished tweaking git repo https://github.com/jbesraa/cracking-the-coding-interview
[INFO] tweaked toml for git repo https://github.com/jbesraa/cracking-the-coding-interview written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/jbesraa/cracking-the-coding-interview already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d6fd314a27a9fbf5b8085546336cae71105fd504515f18e15bbe667e68f657e
[INFO] running `Command { std: "docker" "start" "-a" "9d6fd314a27a9fbf5b8085546336cae71105fd504515f18e15bbe667e68f657e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d6fd314a27a9fbf5b8085546336cae71105fd504515f18e15bbe667e68f657e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6fd314a27a9fbf5b8085546336cae71105fd504515f18e15bbe667e68f657e", kill_on_drop: false }`
[INFO] [stdout] 9d6fd314a27a9fbf5b8085546336cae71105fd504515f18e15bbe667e68f657e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d2e6be0513aa95a23161888b80af44f17881a386bc74c9cb8733f4c2ae85fc8
[INFO] running `Command { std: "docker" "start" "-a" "5d2e6be0513aa95a23161888b80af44f17881a386bc74c9cb8733f4c2ae85fc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cracking-coding-interview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "5d2e6be0513aa95a23161888b80af44f17881a386bc74c9cb8733f4c2ae85fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2e6be0513aa95a23161888b80af44f17881a386bc74c9cb8733f4c2ae85fc8", kill_on_drop: false }`
[INFO] [stdout] 5d2e6be0513aa95a23161888b80af44f17881a386bc74c9cb8733f4c2ae85fc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8db17ab75633612604c6c73bed15cd025934835b5e8876873818464a1d3101ee
[INFO] running `Command { std: "docker" "start" "-a" "8db17ab75633612604c6c73bed15cd025934835b5e8876873818464a1d3101ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling cracking-coding-interview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "8db17ab75633612604c6c73bed15cd025934835b5e8876873818464a1d3101ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db17ab75633612604c6c73bed15cd025934835b5e8876873818464a1d3101ee", kill_on_drop: false }`
[INFO] [stdout] 8db17ab75633612604c6c73bed15cd025934835b5e8876873818464a1d3101ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 025addb19c8f33b9d217a5ba75679c23234cb34af586b15ca1c5ceb518886ed0
[INFO] running `Command { std: "docker" "start" "-a" "025addb19c8f33b9d217a5ba75679c23234cb34af586b15ca1c5ceb518886ed0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cracking_coding_interview-06a6612b208d26a9)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test lists::node::tests::test_new_node ... ok
[INFO] [stdout] test lists::tests::test_append_end ... ok
[INFO] [stdout] test lists::tests::test_append_end1 ... ok
[INFO] [stdout] test lists::tests::test_append_start ... ok
[INFO] [stdout] test lists::tests::test_new_list ... ok
[INFO] [stdout] test lists::tests::test_new_empty_list ... ok
[INFO] [stdout] test lists::tests::test_pop_start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "025addb19c8f33b9d217a5ba75679c23234cb34af586b15ca1c5ceb518886ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025addb19c8f33b9d217a5ba75679c23234cb34af586b15ca1c5ceb518886ed0", kill_on_drop: false }`
[INFO] [stdout] 025addb19c8f33b9d217a5ba75679c23234cb34af586b15ca1c5ceb518886ed0