[INFO] cloning repository https://github.com/phiineas/grusty-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phiineas/grusty-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiineas%2Fgrusty-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiineas%2Fgrusty-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b183b280850fdcc4add8ac42885fe8be9ac6ae6e
[INFO] checking phiineas/grusty-grep against master#ba412a6e70ac84641be7764d088acabd0eb3fa39 for pr-145457
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiineas%2Fgrusty-grep" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/phiineas/grusty-grep
[INFO] finished tweaking git repo https://github.com/phiineas/grusty-grep
[INFO] tweaked toml for git repo https://github.com/phiineas/grusty-grep written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/phiineas/grusty-grep on toolchain ba412a6e70ac84641be7764d088acabd0eb3fa39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/phiineas/grusty-grep 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" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa7a903a8fc24845f4dff846fb7c068460d00fe9f765eadc057a63172446b2ed
[INFO] running `Command { std: "docker" "start" "-a" "fa7a903a8fc24845f4dff846fb7c068460d00fe9f765eadc057a63172446b2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa7a903a8fc24845f4dff846fb7c068460d00fe9f765eadc057a63172446b2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7a903a8fc24845f4dff846fb7c068460d00fe9f765eadc057a63172446b2ed", kill_on_drop: false }`
[INFO] [stdout] fa7a903a8fc24845f4dff846fb7c068460d00fe9f765eadc057a63172446b2ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5a7195009c19e26fc7acf0873111fbf3b8ee5d586d589e452155f344e087e36
[INFO] running `Command { std: "docker" "start" "-a" "c5a7195009c19e26fc7acf0873111fbf3b8ee5d586d589e452155f344e087e36", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking codecrafters-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `match_start_of_line` is never used
[INFO] [stdout]   --> src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn match_start_of_line(start: usize) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_end_of_line` is never used
[INFO] [stdout]   --> src/main.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn match_end_of_line(chars: &mut Peekable<std::slice::Iter<'_, char>>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_start_of_line` is never used
[INFO] [stdout]   --> src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn match_start_of_line(start: usize) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_end_of_line` is never used
[INFO] [stdout]   --> src/main.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn match_end_of_line(chars: &mut Peekable<std::slice::Iter<'_, char>>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "c5a7195009c19e26fc7acf0873111fbf3b8ee5d586d589e452155f344e087e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a7195009c19e26fc7acf0873111fbf3b8ee5d586d589e452155f344e087e36", kill_on_drop: false }`
[INFO] [stdout] c5a7195009c19e26fc7acf0873111fbf3b8ee5d586d589e452155f344e087e36