[INFO] cloning repository https://github.com/zulrah93/LeetCode-Problems-In-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zulrah93/LeetCode-Problems-In-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzulrah93%2FLeetCode-Problems-In-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzulrah93%2FLeetCode-Problems-In-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60d791d7b86a9e6109936dd5746f02f6d1e185ef
[INFO] checking zulrah93/LeetCode-Problems-In-Rust against try#7df376b035b3d12ff0386ad8b45b76dbe020257b for pr-142712
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzulrah93%2FLeetCode-Problems-In-Rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zulrah93/LeetCode-Problems-In-Rust
[INFO] finished tweaking git repo https://github.com/zulrah93/LeetCode-Problems-In-Rust
[INFO] tweaked toml for git repo https://github.com/zulrah93/LeetCode-Problems-In-Rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zulrah93/LeetCode-Problems-In-Rust on toolchain 7df376b035b3d12ff0386ad8b45b76dbe020257b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zulrah93/LeetCode-Problems-In-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64f42cc54ed5883003925e4fc80708f9ab67c33783ebbb11a87d7a120506217c
[INFO] running `Command { std: "docker" "start" "-a" "64f42cc54ed5883003925e4fc80708f9ab67c33783ebbb11a87d7a120506217c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f42cc54ed5883003925e4fc80708f9ab67c33783ebbb11a87d7a120506217c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f42cc54ed5883003925e4fc80708f9ab67c33783ebbb11a87d7a120506217c", kill_on_drop: false }`
[INFO] [stdout] 64f42cc54ed5883003925e4fc80708f9ab67c33783ebbb11a87d7a120506217c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ce86a696647b1bb2352923c3f85a5eb3d417dbae9817ed172de329c9155758c
[INFO] running `Command { std: "docker" "start" "-a" "3ce86a696647b1bb2352923c3f85a5eb3d417dbae9817ed172de329c9155758c", kill_on_drop: false }`
[INFO] [stderr]     Checking LeetCode-Problems-In-Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/main.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution {}
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RADIX` is never used
[INFO] [stdout]  --> src/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | static RADIX: i32 = 10;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_out_of_i32_range` is never used
[INFO] [stdout]  --> src/main.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn is_out_of_i32_range(result: i64) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vector_to_i64` is never used
[INFO] [stdout]   --> src/main.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn vector_to_i64(buffer: &Vec<i32>, is_negative: bool) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `reverse` is never used
[INFO] [stdout]   --> src/main.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn reverse(x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "3ce86a696647b1bb2352923c3f85a5eb3d417dbae9817ed172de329c9155758c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce86a696647b1bb2352923c3f85a5eb3d417dbae9817ed172de329c9155758c", kill_on_drop: false }`
[INFO] [stdout] 3ce86a696647b1bb2352923c3f85a5eb3d417dbae9817ed172de329c9155758c