[INFO] cloning repository https://github.com/MrPancakes39/bool-expr-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MrPancakes39/bool-expr-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrPancakes39%2Fbool-expr-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrPancakes39%2Fbool-expr-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 403cdfca2ce9f0bb7ed80a75747d2db7ce63558f
[INFO] checking MrPancakes39/bool-expr-parser against try#4c525d43052e921548191f82f6ed9e2f9e98dcb1 for pr-136988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrPancakes39%2Fbool-expr-parser" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MrPancakes39/bool-expr-parser on toolchain 4c525d43052e921548191f82f6ed9e2f9e98dcb1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MrPancakes39/bool-expr-parser
[INFO] finished tweaking git repo https://github.com/MrPancakes39/bool-expr-parser
[INFO] tweaked toml for git repo https://github.com/MrPancakes39/bool-expr-parser written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MrPancakes39/bool-expr-parser 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" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "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-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c52fb19cb66e241901976998f969e8c2f6532b839c584ef00891ec54191351ad
[INFO] running `Command { std: "docker" "start" "-a" "c52fb19cb66e241901976998f969e8c2f6532b839c584ef00891ec54191351ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c52fb19cb66e241901976998f969e8c2f6532b839c584ef00891ec54191351ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52fb19cb66e241901976998f969e8c2f6532b839c584ef00891ec54191351ad", kill_on_drop: false }`
[INFO] [stdout] c52fb19cb66e241901976998f969e8c2f6532b839c584ef00891ec54191351ad
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9eb254e1b431461f98d06d7de756c970fb30f1e0c5353193d6c421632c35eda
[INFO] running `Command { std: "docker" "start" "-a" "f9eb254e1b431461f98d06d7de756c970fb30f1e0c5353193d6c421632c35eda", kill_on_drop: false }`
[INFO] [stderr]     Checking bool-expr-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/lexer.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub enum Token {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 7  |     ILLEGAL,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 8  |     EOF,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 9  |
[INFO] [stdout] 10 |     TRUE,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     FALSE,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 |     NOT,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     OR,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 15 |     AND,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     LPAREN,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     RPAREN,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     COMMA,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]   --> src/lexer.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Lexer<'a> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `read_char`, and `next_token` are never used
[INFO] [stdout]   --> src/lexer.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl<'lex> Lexer<'lex> {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 48 |     pub fn new(input: &'lex str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn read_char(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn next_token(&mut self) -> Token {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "f9eb254e1b431461f98d06d7de756c970fb30f1e0c5353193d6c421632c35eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9eb254e1b431461f98d06d7de756c970fb30f1e0c5353193d6c421632c35eda", kill_on_drop: false }`
[INFO] [stdout] f9eb254e1b431461f98d06d7de756c970fb30f1e0c5353193d6c421632c35eda