[INFO] cloning repository https://github.com/Gascognya/LeetCodeRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gascognya/LeetCodeRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGascognya%2FLeetCodeRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGascognya%2FLeetCodeRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8875886597707a7bcc88a309575a4cd43260599
[INFO] testing Gascognya/LeetCodeRust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGascognya%2FLeetCodeRust" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gascognya/LeetCodeRust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gascognya/LeetCodeRust
[INFO] finished tweaking git repo https://github.com/Gascognya/LeetCodeRust
[INFO] tweaked toml for git repo https://github.com/Gascognya/LeetCodeRust written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate git repo https://github.com/Gascognya/LeetCodeRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33064a6c7ec25c46a13a891222021e8cbf493ff4ac4195094160d552fbd350db
[INFO] running `Command { std: "docker" "start" "-a" "33064a6c7ec25c46a13a891222021e8cbf493ff4ac4195094160d552fbd350db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33064a6c7ec25c46a13a891222021e8cbf493ff4ac4195094160d552fbd350db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33064a6c7ec25c46a13a891222021e8cbf493ff4ac4195094160d552fbd350db", kill_on_drop: false }`
[INFO] [stdout] 33064a6c7ec25c46a13a891222021e8cbf493ff4ac4195094160d552fbd350db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b09c4ca5a3ab0f0300eacfc2dfa053fe150ee76d443c641b182ccee303e90476
[INFO] running `Command { std: "docker" "start" "-a" "b09c4ca5a3ab0f0300eacfc2dfa053fe150ee76d443c641b182ccee303e90476", 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 14.76s
[INFO] running `Command { std: "docker" "inspect" "b09c4ca5a3ab0f0300eacfc2dfa053fe150ee76d443c641b182ccee303e90476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09c4ca5a3ab0f0300eacfc2dfa053fe150ee76d443c641b182ccee303e90476", kill_on_drop: false }`
[INFO] [stdout] b09c4ca5a3ab0f0300eacfc2dfa053fe150ee76d443c641b182ccee303e90476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 309eac4dcfe8fe828a2c66167364cf6e35602c564854a48b3355741f4002c1d9
[INFO] running `Command { std: "docker" "start" "-a" "309eac4dcfe8fe828a2c66167364cf6e35602c564854a48b3355741f4002c1d9", kill_on_drop: false }`
[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" "309eac4dcfe8fe828a2c66167364cf6e35602c564854a48b3355741f4002c1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309eac4dcfe8fe828a2c66167364cf6e35602c564854a48b3355741f4002c1d9", kill_on_drop: false }`
[INFO] [stdout] 309eac4dcfe8fe828a2c66167364cf6e35602c564854a48b3355741f4002c1d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b84a04ee5a9717045f9a5bb8eabeacf4be44da06b3d135e4f38e38f265a3bec
[INFO] running `Command { std: "docker" "start" "-a" "9b84a04ee5a9717045f9a5bb8eabeacf4be44da06b3d135e4f38e38f265a3bec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode-5e7b52021d9e92f0)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test tests::code1021 ... ok
[INFO] [stdout] test tests::code1221 ... ok
[INFO] [stdout] test tests::code1266 ... ok
[INFO] [stdout] test tests::code1108 ... ok
[INFO] [stdout] test tests::code1281 ... ok
[INFO] [stdout] test tests::code1285 ... ok
[INFO] [stdout] test tests::code1290 ... ok
[INFO] [stdout] test tests::code1299 ... ok
[INFO] [stdout] test tests::code1309 ... ok
[INFO] [stdout] test tests::code1313 ... ok
[INFO] [stdout] test tests::code1323 ... ok
[INFO] [stdout] test tests::code1351 ... ok
[INFO] [stdout] test tests::code1389 ... ok
[INFO] [stdout] test tests::code1365 ... ok
[INFO] [stdout] test tests::code1431 ... ok
[INFO] [stdout] test tests::code1450 ... ok
[INFO] [stdout] test tests::code1464 ... ok
[INFO] [stdout] test tests::code1470 ... ok
[INFO] [stdout] test tests::code1485 ... ok
[INFO] [stdout] test tests::code1512 ... ok
[INFO] [stdout] test tests::code1528 ... ok
[INFO] [stdout] test tests::code1534 ... ok
[INFO] [stdout] test tests::code1588 ... ok
[INFO] [stdout] test tests::code1572 ... ok
[INFO] [stdout] test tests::code1603 ... ok
[INFO] [stdout] test tests::code1614 ... ok
[INFO] [stdout] test tests::code657 ... ok
[INFO] [stdout] test tests::code728 ... ok
[INFO] [stdout] test tests::code771 ... ok
[INFO] [stdout] test tests::codelcp06 ... ok
[INFO] [stdout] test tests::codelcp17 ... ok
[INFO] [stdout] test tests::codemst0202 ... ok
[INFO] [stdout] test tests::offer05 ... ok
[INFO] [stdout] test tests::offer06 ... ok
[INFO] [stdout] test tests::offer17 ... ok
[INFO] [stdout] test tests::offer22 ... ok
[INFO] [stdout] test tests::offer24 ... ok
[INFO] [stdout] test tests::offer58ii ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode-e7800f363572e8aa)
[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 leetcode
[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" "9b84a04ee5a9717045f9a5bb8eabeacf4be44da06b3d135e4f38e38f265a3bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b84a04ee5a9717045f9a5bb8eabeacf4be44da06b3d135e4f38e38f265a3bec", kill_on_drop: false }`
[INFO] [stdout] 9b84a04ee5a9717045f9a5bb8eabeacf4be44da06b3d135e4f38e38f265a3bec