[INFO] cloning repository https://github.com/kanemototomoki/codecrafters-grep-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kanemototomoki/codecrafters-grep-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanemototomoki%2Fcodecrafters-grep-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanemototomoki%2Fcodecrafters-grep-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b05b0dc1a360aa440d99e8eaaa00ea990b2dd96f
[INFO] checking kanemototomoki/codecrafters-grep-rust against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanemototomoki%2Fcodecrafters-grep-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kanemototomoki/codecrafters-grep-rust
[INFO] finished tweaking git repo https://github.com/kanemototomoki/codecrafters-grep-rust
[INFO] tweaked toml for git repo https://github.com/kanemototomoki/codecrafters-grep-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kanemototomoki/codecrafters-grep-rust on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kanemototomoki/codecrafters-grep-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" "+ddcf048784667508cd676fef4667f88ae15628a3" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b80027b578f26106330cbab5b0758c4e5ff7e5fff3cf6a769ce356bcd7eb4c7
[INFO] running `Command { std: "docker" "start" "-a" "5b80027b578f26106330cbab5b0758c4e5ff7e5fff3cf6a769ce356bcd7eb4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b80027b578f26106330cbab5b0758c4e5ff7e5fff3cf6a769ce356bcd7eb4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b80027b578f26106330cbab5b0758c4e5ff7e5fff3cf6a769ce356bcd7eb4c7", kill_on_drop: false }`
[INFO] [stdout] 5b80027b578f26106330cbab5b0758c4e5ff7e5fff3cf6a769ce356bcd7eb4c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e9f229e2f9632f4f689894669d0fbe424fc07a902dfc0cbe7dd83900d5cf0b3
[INFO] running `Command { std: "docker" "start" "-a" "9e9f229e2f9632f4f689894669d0fbe424fc07a902dfc0cbe7dd83900d5cf0b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.59
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking grep-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     .find(|&c| (c.is_ascii_alphanumeric() || c == '_'));
[INFO] [stdout]    |                                ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -                     .find(|&c| (c.is_ascii_alphanumeric() || c == '_'));
[INFO] [stdout] 21 +                     .find(|&c| c.is_ascii_alphanumeric() || c == '_' );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     .find(|&c| (c.is_ascii_alphanumeric() || c == '_'));
[INFO] [stdout]    |                                ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -                     .find(|&c| (c.is_ascii_alphanumeric() || c == '_'));
[INFO] [stdout] 21 +                     .find(|&c| c.is_ascii_alphanumeric() || c == '_' );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "9e9f229e2f9632f4f689894669d0fbe424fc07a902dfc0cbe7dd83900d5cf0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9f229e2f9632f4f689894669d0fbe424fc07a902dfc0cbe7dd83900d5cf0b3", kill_on_drop: false }`
[INFO] [stdout] 9e9f229e2f9632f4f689894669d0fbe424fc07a902dfc0cbe7dd83900d5cf0b3
