[INFO] cloning repository https://github.com/Wachimingo/mygrep-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wachimingo/mygrep-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWachimingo%2Fmygrep-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWachimingo%2Fmygrep-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40e90d6caf565014a0121be2f152f249d85b20eb
[INFO] checking Wachimingo/mygrep-rust/40e90d6caf565014a0121be2f152f249d85b20eb against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWachimingo%2Fmygrep-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wachimingo/mygrep-rust on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wachimingo/mygrep-rust
[INFO] finished tweaking git repo https://github.com/Wachimingo/mygrep-rust
[INFO] tweaked toml for git repo https://github.com/Wachimingo/mygrep-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Wachimingo/mygrep-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anstyle v1.0.3
[INFO] [stderr]   Downloaded clap v4.4.4
[INFO] [stderr]   Downloaded clap_builder v4.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5beee6d0d74e46bceedfca9a1d4fed9543b835a53e532d872f8a07167785fb8
[INFO] running `Command { std: "docker" "start" "-a" "d5beee6d0d74e46bceedfca9a1d4fed9543b835a53e532d872f8a07167785fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5beee6d0d74e46bceedfca9a1d4fed9543b835a53e532d872f8a07167785fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5beee6d0d74e46bceedfca9a1d4fed9543b835a53e532d872f8a07167785fb8", kill_on_drop: false }`
[INFO] [stdout] d5beee6d0d74e46bceedfca9a1d4fed9543b835a53e532d872f8a07167785fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9185a8ae167d6c28f5630bfc732147d42c383438b0f60201198a04121ad9a92b
[INFO] running `Command { std: "docker" "start" "-a" "9185a8ae167d6c28f5630bfc732147d42c383438b0f60201198a04121ad9a92b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking clap_builder v4.4.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.4
[INFO] [stderr]     Checking mygrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]  --> src/main.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt, fs::File, io::{Error, ErrorKind, Write}};
[INFO] [stdout]   |                               ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Context` and `Result`
[INFO] [stdout]  --> src/main.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{Context, Result};
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]  --> src/main.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt, fs::File, io::{Error, ErrorKind, Write}};
[INFO] [stdout]   |                               ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Context` and `Result`
[INFO] [stdout]  --> src/main.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{Context, Result};
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "9185a8ae167d6c28f5630bfc732147d42c383438b0f60201198a04121ad9a92b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9185a8ae167d6c28f5630bfc732147d42c383438b0f60201198a04121ad9a92b", kill_on_drop: false }`
[INFO] [stdout] 9185a8ae167d6c28f5630bfc732147d42c383438b0f60201198a04121ad9a92b