[INFO] cloning repository https://github.com/Live4dreamCH/leetcode_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Live4dreamCH/leetcode_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLive4dreamCH%2Fleetcode_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLive4dreamCH%2Fleetcode_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d3e009ba0cca2fec6678376252934cd7cc51d5a
[INFO] testing Live4dreamCH/leetcode_rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLive4dreamCH%2Fleetcode_rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Live4dreamCH/leetcode_rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Live4dreamCH/leetcode_rs
[INFO] finished tweaking git repo https://github.com/Live4dreamCH/leetcode_rs
[INFO] tweaked toml for git repo https://github.com/Live4dreamCH/leetcode_rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Live4dreamCH/leetcode_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72f962262e7ac62f431302c4d213d6c85f8e3d4c9f8a89a86113ec1ba41c257f
[INFO] running `Command { std: "docker" "start" "-a" "72f962262e7ac62f431302c4d213d6c85f8e3d4c9f8a89a86113ec1ba41c257f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72f962262e7ac62f431302c4d213d6c85f8e3d4c9f8a89a86113ec1ba41c257f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f962262e7ac62f431302c4d213d6c85f8e3d4c9f8a89a86113ec1ba41c257f", kill_on_drop: false }`
[INFO] [stdout] 72f962262e7ac62f431302c4d213d6c85f8e3d4c9f8a89a86113ec1ba41c257f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b398c0fb1e526aab306083cf99a1927d17ccb581c1d9b1edd66ce84e8c841d02
[INFO] running `Command { std: "docker" "start" "-a" "b398c0fb1e526aab306083cf99a1927d17ccb581c1d9b1edd66ce84e8c841d02", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]   --> src/lc2104.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/lc2104/algo/mono_stack.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn push(&mut self, item: usize) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "b398c0fb1e526aab306083cf99a1927d17ccb581c1d9b1edd66ce84e8c841d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b398c0fb1e526aab306083cf99a1927d17ccb581c1d9b1edd66ce84e8c841d02", kill_on_drop: false }`
[INFO] [stdout] b398c0fb1e526aab306083cf99a1927d17ccb581c1d9b1edd66ce84e8c841d02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72abd82e1f190b0a89237a5665b14acbcef3170834fe1953f3b1d6ec1c3d0f18
[INFO] running `Command { std: "docker" "start" "-a" "72abd82e1f190b0a89237a5665b14acbcef3170834fe1953f3b1d6ec1c3d0f18", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]   --> src/lc2104.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/lc2104/algo/mono_stack.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn push(&mut self, item: usize) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode-cca0003713a2724e)
[INFO] running `Command { std: "docker" "inspect" "72abd82e1f190b0a89237a5665b14acbcef3170834fe1953f3b1d6ec1c3d0f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72abd82e1f190b0a89237a5665b14acbcef3170834fe1953f3b1d6ec1c3d0f18", kill_on_drop: false }`
[INFO] [stdout] 72abd82e1f190b0a89237a5665b14acbcef3170834fe1953f3b1d6ec1c3d0f18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4254207f2638cc9d738cdbdb66d1a64c02157a0f8f076c9ecf69529f055b46c5
[INFO] running `Command { std: "docker" "start" "-a" "4254207f2638cc9d738cdbdb66d1a64c02157a0f8f076c9ecf69529f055b46c5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]   --> src/lc2104.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn main() {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]   --> src/lc2104/algo/mono_stack.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn push(&mut self, item: usize) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (bin "leetcode" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode-cca0003713a2724e)
[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" "4254207f2638cc9d738cdbdb66d1a64c02157a0f8f076c9ecf69529f055b46c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4254207f2638cc9d738cdbdb66d1a64c02157a0f8f076c9ecf69529f055b46c5", kill_on_drop: false }`
[INFO] [stdout] 4254207f2638cc9d738cdbdb66d1a64c02157a0f8f076c9ecf69529f055b46c5