[INFO] cloning repository https://github.com/telephant/character-scanner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/telephant/character-scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftelephant%2Fcharacter-scanner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftelephant%2Fcharacter-scanner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db05ebecbfe5fca718e09f6224b8c43f199f54f4
[INFO] checking telephant/character-scanner against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftelephant%2Fcharacter-scanner" "/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/telephant/character-scanner
[INFO] finished tweaking git repo https://github.com/telephant/character-scanner
[INFO] tweaked toml for git repo https://github.com/telephant/character-scanner written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/telephant/character-scanner on toolchain e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/telephant/character-scanner 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" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ada2fbfa29cab9647a5b9c1a8f47a5d314e71c31b14955da71fea1ad4207107
[INFO] running `Command { std: "docker" "start" "-a" "7ada2fbfa29cab9647a5b9c1a8f47a5d314e71c31b14955da71fea1ad4207107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ada2fbfa29cab9647a5b9c1a8f47a5d314e71c31b14955da71fea1ad4207107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ada2fbfa29cab9647a5b9c1a8f47a5d314e71c31b14955da71fea1ad4207107", kill_on_drop: false }`
[INFO] [stdout] 7ada2fbfa29cab9647a5b9c1a8f47a5d314e71c31b14955da71fea1ad4207107
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac1887c1c287feeda577dbdffaa754c624a7f931e3c69994b73e7d28ea6d4e78
[INFO] running `Command { std: "docker" "start" "-a" "ac1887c1c287feeda577dbdffaa754c624a7f931e3c69994b73e7d28ea6d4e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking clap_builder v4.5.27
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking clap v4.5.28
[INFO] [stderr]     Checking character_scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `summary`
[INFO] [stdout]   --> src/main.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 |       Ok(summary) => {
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_summary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `summary`
[INFO] [stdout]   --> src/main.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 |       Ok(summary) => {
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_summary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.38s
[INFO] running `Command { std: "docker" "inspect" "ac1887c1c287feeda577dbdffaa754c624a7f931e3c69994b73e7d28ea6d4e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1887c1c287feeda577dbdffaa754c624a7f931e3c69994b73e7d28ea6d4e78", kill_on_drop: false }`
[INFO] [stdout] ac1887c1c287feeda577dbdffaa754c624a7f931e3c69994b73e7d28ea6d4e78