[INFO] cloning repository https://github.com/Yiniau/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yiniau/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYiniau%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYiniau%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 560e6ee27264e566ab59326c0df011dba10bbc00
[INFO] testing Yiniau/leetcode 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%2FYiniau%2Fleetcode" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yiniau/leetcode 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/Yiniau/leetcode
[INFO] finished tweaking git repo https://github.com/Yiniau/leetcode
[INFO] tweaked toml for git repo https://github.com/Yiniau/leetcode written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Yiniau/leetcode 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f7a599b51388eb95a7df21575bdc02726258369816dccb5373c5b2d6fae9b5b4
[INFO] running `Command { std: "docker" "start" "-a" "f7a599b51388eb95a7df21575bdc02726258369816dccb5373c5b2d6fae9b5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a599b51388eb95a7df21575bdc02726258369816dccb5373c5b2d6fae9b5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a599b51388eb95a7df21575bdc02726258369816dccb5373c5b2d6fae9b5b4", kill_on_drop: false }`
[INFO] [stdout] f7a599b51388eb95a7df21575bdc02726258369816dccb5373c5b2d6fae9b5b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 2f68b3366a8d31c993839b1d34ffdc7fbcc232f91c1049d1600916d4c5d08a76
[INFO] running `Command { std: "docker" "start" "-a" "2f68b3366a8d31c993839b1d34ffdc7fbcc232f91c1049d1600916d4c5d08a76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.61s
[INFO] running `Command { std: "docker" "inspect" "2f68b3366a8d31c993839b1d34ffdc7fbcc232f91c1049d1600916d4c5d08a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f68b3366a8d31c993839b1d34ffdc7fbcc232f91c1049d1600916d4c5d08a76", kill_on_drop: false }`
[INFO] [stdout] 2f68b3366a8d31c993839b1d34ffdc7fbcc232f91c1049d1600916d4c5d08a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 6c1a88f2f13d0d3697ee363b8286bede13ccb7062a688c726a209279ff1f6bc5
[INFO] running `Command { std: "docker" "start" "-a" "6c1a88f2f13d0d3697ee363b8286bede13ccb7062a688c726a209279ff1f6bc5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "6c1a88f2f13d0d3697ee363b8286bede13ccb7062a688c726a209279ff1f6bc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1a88f2f13d0d3697ee363b8286bede13ccb7062a688c726a209279ff1f6bc5", kill_on_drop: false }`
[INFO] [stdout] 6c1a88f2f13d0d3697ee363b8286bede13ccb7062a688c726a209279ff1f6bc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8c3f33c5fc725160b18bcc93b48a7b167e2e40e34b9c8a24a51a07f1fa3dd8ed
[INFO] running `Command { std: "docker" "start" "-a" "8c3f33c5fc725160b18bcc93b48a7b167e2e40e34b9c8a24a51a07f1fa3dd8ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode-cca0003713a2724e)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test _combinations::tests::test_1 ... ok
[INFO] [stdout] test _combinations::tests::test_2 ... ok
[INFO] [stdout] test _combinations::tests::test_3 ... ok
[INFO] [stdout] test _combinations::tests::test_4 ... ok
[INFO] [stdout] test _combinations::tests::test_5 ... ok
[INFO] [stdout] test _combinations::tests::test_6 ... ok
[INFO] [stdout] test _combinations::tests::test_7 ... 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" "8c3f33c5fc725160b18bcc93b48a7b167e2e40e34b9c8a24a51a07f1fa3dd8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3f33c5fc725160b18bcc93b48a7b167e2e40e34b9c8a24a51a07f1fa3dd8ed", kill_on_drop: false }`
[INFO] [stdout] 8c3f33c5fc725160b18bcc93b48a7b167e2e40e34b9c8a24a51a07f1fa3dd8ed