[INFO] cloning repository https://github.com/Ki11erRabbit/CS240-SpellCorrector-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/Ki11erRabbit/CS240-SpellCorrector-in-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKi11erRabbit%2FCS240-SpellCorrector-in-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKi11erRabbit%2FCS240-SpellCorrector-in-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3d363ee55a9cb7c8905fb3b1a4b6e66d63c5719
[INFO] checking Ki11erRabbit/CS240-SpellCorrector-in-Rust against master#2aabf3ce0569dd7c8c2d2a27944850056dcf2566 for pr-156508-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKi11erRabbit%2FCS240-SpellCorrector-in-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ki11erRabbit/CS240-SpellCorrector-in-Rust
[INFO] finished tweaking git repo https://github.com/Ki11erRabbit/CS240-SpellCorrector-in-Rust
[INFO] tweaked toml for git repo https://github.com/Ki11erRabbit/CS240-SpellCorrector-in-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ki11erRabbit/CS240-SpellCorrector-in-Rust on toolchain 2aabf3ce0569dd7c8c2d2a27944850056dcf2566
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2aabf3ce0569dd7c8c2d2a27944850056dcf2566" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ki11erRabbit/CS240-SpellCorrector-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" "+2aabf3ce0569dd7c8c2d2a27944850056dcf2566" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+2aabf3ce0569dd7c8c2d2a27944850056dcf2566" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e090b1b4990d9c69c5b17ca034ab27657373b75e1f608dd67fdbab7f74c07955
[INFO] running `Command { std: "docker" "start" "-a" "e090b1b4990d9c69c5b17ca034ab27657373b75e1f608dd67fdbab7f74c07955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e090b1b4990d9c69c5b17ca034ab27657373b75e1f608dd67fdbab7f74c07955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e090b1b4990d9c69c5b17ca034ab27657373b75e1f608dd67fdbab7f74c07955", kill_on_drop: false }`
[INFO] [stdout] e090b1b4990d9c69c5b17ca034ab27657373b75e1f608dd67fdbab7f74c07955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+2aabf3ce0569dd7c8c2d2a27944850056dcf2566" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 585fb0a5fb928d2c33bead4dabad961931bc5da1ad09d78885c9dc317b1c3a6f
[INFO] running `Command { std: "docker" "start" "-a" "585fb0a5fb928d2c33bead4dabad961931bc5da1ad09d78885c9dc317b1c3a6f", kill_on_drop: false }`
[INFO] [stderr]     Checking spelling_corrector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_value` is never used
[INFO] [stdout]   --> src/spell_corrector/trie.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Node {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn get_value(&self) -> char {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_word_count`, `get_node_count`, `to_string_helper`, `to_string`, and `hash_code` are never used
[INFO] [stdout]    --> src/spell_corrector/trie.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl Trie {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn get_word_count(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     pub fn get_node_count(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn to_string_helper(mut curr_node: Node, holder: &mut String, out: &mut String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub fn hash_code(&mut self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "585fb0a5fb928d2c33bead4dabad961931bc5da1ad09d78885c9dc317b1c3a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585fb0a5fb928d2c33bead4dabad961931bc5da1ad09d78885c9dc317b1c3a6f", kill_on_drop: false }`
[INFO] [stdout] 585fb0a5fb928d2c33bead4dabad961931bc5da1ad09d78885c9dc317b1c3a6f