[INFO] cloning repository https://github.com/sleb/wcr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sleb/wcr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleb%2Fwcr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleb%2Fwcr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2245a72820f102f8aaa29db96b3b40a777ebebcf
[INFO] checking sleb/wcr against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleb%2Fwcr" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sleb/wcr
[INFO] finished tweaking git repo https://github.com/sleb/wcr
[INFO] tweaked toml for git repo https://github.com/sleb/wcr written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sleb/wcr on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sleb/wcr 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" "+df1b9bf194c9183fb7c0604484171064069ce232" "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 once_cell_polyfill v1.70.0
[INFO] [stderr]   Downloaded clap v4.5.38
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.8
[INFO] [stderr]   Downloaded clap_builder v4.5.38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d9ac50a7c6a1e2c6ab39c266a20716790a7b8bc2d0a69d4c515fa37abc65a6d
[INFO] running `Command { std: "docker" "start" "-a" "4d9ac50a7c6a1e2c6ab39c266a20716790a7b8bc2d0a69d4c515fa37abc65a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d9ac50a7c6a1e2c6ab39c266a20716790a7b8bc2d0a69d4c515fa37abc65a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9ac50a7c6a1e2c6ab39c266a20716790a7b8bc2d0a69d4c515fa37abc65a6d", kill_on_drop: false }`
[INFO] [stdout] 4d9ac50a7c6a1e2c6ab39c266a20716790a7b8bc2d0a69d4c515fa37abc65a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28587f5b3c42a2824949a0c82f1ecde53456f15eb294c77bb9aa8d96d0d6df21
[INFO] running `Command { std: "docker" "start" "-a" "28587f5b3c42a2824949a0c82f1ecde53456f15eb294c77bb9aa8d96d0d6df21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking clap_builder v4.5.38
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking clap v4.5.38
[INFO] [stderr]     Checking wcr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lines`, `words`, `bytes`, and `chars` are never read
[INFO] [stdout]    --> src/main.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | struct Args {
[INFO] [stdout]     |        ---- fields in this struct
[INFO] [stdout] 110 |     files: Vec<String>,
[INFO] [stdout] 111 |     lines: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 112 |     words: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 113 |     bytes: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 114 |     chars: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` 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] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking assert_cmd v2.0.17
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lines`, `words`, `bytes`, and `chars` are never read
[INFO] [stdout]    --> src/main.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | struct Args {
[INFO] [stdout]     |        ---- fields in this struct
[INFO] [stdout] 110 |     files: Vec<String>,
[INFO] [stdout] 111 |     lines: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 112 |     words: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 113 |     bytes: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 114 |     chars: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` 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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.15s
[INFO] running `Command { std: "docker" "inspect" "28587f5b3c42a2824949a0c82f1ecde53456f15eb294c77bb9aa8d96d0d6df21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28587f5b3c42a2824949a0c82f1ecde53456f15eb294c77bb9aa8d96d0d6df21", kill_on_drop: false }`
[INFO] [stdout] 28587f5b3c42a2824949a0c82f1ecde53456f15eb294c77bb9aa8d96d0d6df21