[INFO] cloning repository https://github.com/cgnivens/rusty_leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cgnivens/rusty_leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgnivens%2Frusty_leetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgnivens%2Frusty_leetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 311778aff42ee8c12db5c391eb176a78920b2421
[INFO] testing cgnivens/rusty_leetcode against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgnivens%2Frusty_leetcode" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cgnivens/rusty_leetcode on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cgnivens/rusty_leetcode
[INFO] finished tweaking git repo https://github.com/cgnivens/rusty_leetcode
[INFO] tweaked toml for git repo https://github.com/cgnivens/rusty_leetcode written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/cgnivens/rusty_leetcode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57a9c8da976c583b8e44a6e7bc82f2b9f279c5650cc5ab79a35beedf60fff6eb
[INFO] running `Command { std: "docker" "start" "-a" "57a9c8da976c583b8e44a6e7bc82f2b9f279c5650cc5ab79a35beedf60fff6eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57a9c8da976c583b8e44a6e7bc82f2b9f279c5650cc5ab79a35beedf60fff6eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a9c8da976c583b8e44a6e7bc82f2b9f279c5650cc5ab79a35beedf60fff6eb", kill_on_drop: false }`
[INFO] [stdout] 57a9c8da976c583b8e44a6e7bc82f2b9f279c5650cc5ab79a35beedf60fff6eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1b858f89a8863aafa8e38f08c88ce270f4798501aa8af6490116ac14d9e0d7a
[INFO] running `Command { std: "docker" "start" "-a" "b1b858f89a8863aafa8e38f08c88ce270f4798501aa8af6490116ac14d9e0d7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "b1b858f89a8863aafa8e38f08c88ce270f4798501aa8af6490116ac14d9e0d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b858f89a8863aafa8e38f08c88ce270f4798501aa8af6490116ac14d9e0d7a", kill_on_drop: false }`
[INFO] [stdout] b1b858f89a8863aafa8e38f08c88ce270f4798501aa8af6490116ac14d9e0d7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d52b1a12844f357b9b208c4a16f1b1026f983dd68f383fbb63da0cc545140733
[INFO] running `Command { std: "docker" "start" "-a" "d52b1a12844f357b9b208c4a16f1b1026f983dd68f383fbb63da0cc545140733", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.01s
[INFO] running `Command { std: "docker" "inspect" "d52b1a12844f357b9b208c4a16f1b1026f983dd68f383fbb63da0cc545140733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52b1a12844f357b9b208c4a16f1b1026f983dd68f383fbb63da0cc545140733", kill_on_drop: false }`
[INFO] [stdout] d52b1a12844f357b9b208c4a16f1b1026f983dd68f383fbb63da0cc545140733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fd508cebae6514074bbcea7fd9b07331f3ed2d879a09bcb5a6da113e68390b7
[INFO] running `Command { std: "docker" "start" "-a" "2fd508cebae6514074bbcea7fd9b07331f3ed2d879a09bcb5a6da113e68390b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_leetcode-b1479863b0fc9ae7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test challenge_80::tests::basic_unit_test ... ok
[INFO] [stdout] test challenge_80::tests::empty_test ... 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] running `Command { std: "docker" "inspect" "2fd508cebae6514074bbcea7fd9b07331f3ed2d879a09bcb5a6da113e68390b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd508cebae6514074bbcea7fd9b07331f3ed2d879a09bcb5a6da113e68390b7", kill_on_drop: false }`
[INFO] [stdout] 2fd508cebae6514074bbcea7fd9b07331f3ed2d879a09bcb5a6da113e68390b7