[INFO] cloning repository https://github.com/Uliboooo/gut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Uliboooo/gut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUliboooo%2Fgut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUliboooo%2Fgut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0caad8753a8c21f5c56c3cb58f47662c34ee9deb
[INFO] checking Uliboooo/gut against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUliboooo%2Fgut" "/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/Uliboooo/gut
[INFO] finished tweaking git repo https://github.com/Uliboooo/gut
[INFO] tweaked toml for git repo https://github.com/Uliboooo/gut written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Uliboooo/gut on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Uliboooo/gut 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" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "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 clap v4.5.51
[INFO] [stderr]   Downloaded syn v2.0.108
[INFO] [stderr]   Downloaded clap_builder v4.5.51
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ab0501af8bfcf0700043a9d2908cf2874986033973547dd55a62892c035069b
[INFO] running `Command { std: "docker" "start" "-a" "5ab0501af8bfcf0700043a9d2908cf2874986033973547dd55a62892c035069b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ab0501af8bfcf0700043a9d2908cf2874986033973547dd55a62892c035069b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab0501af8bfcf0700043a9d2908cf2874986033973547dd55a62892c035069b", kill_on_drop: false }`
[INFO] [stdout] 5ab0501af8bfcf0700043a9d2908cf2874986033973547dd55a62892c035069b
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 998016ac38afbcf5266bacd0c22b2de8d5cc9e4b64bee2029f84fb012fc7f544
[INFO] running `Command { std: "docker" "start" "-a" "998016ac38afbcf5266bacd0c22b2de8d5cc9e4b64bee2029f84fb012fc7f544", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking gut_exp_codebase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Io(std::io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     Io(std::io::Error),
[INFO] [stdout] 29 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.33s
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Io(std::io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     Io(std::io::Error),
[INFO] [stdout] 29 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "998016ac38afbcf5266bacd0c22b2de8d5cc9e4b64bee2029f84fb012fc7f544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998016ac38afbcf5266bacd0c22b2de8d5cc9e4b64bee2029f84fb012fc7f544", kill_on_drop: false }`
[INFO] [stdout] 998016ac38afbcf5266bacd0c22b2de8d5cc9e4b64bee2029f84fb012fc7f544