[INFO] cloning repository https://github.com/matt-rog/stegervary
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matt-rog/stegervary" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-rog%2Fstegervary", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-rog%2Fstegervary'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ccc482b0706aa14cf78a5f1f7f89ba1991a554f
[INFO] checking matt-rog/stegervary against try#d8be25549d5418405531341b4be6d8538fc3c42e for pr-156160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-rog%2Fstegervary" "/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/matt-rog/stegervary
[INFO] finished tweaking git repo https://github.com/matt-rog/stegervary
[INFO] tweaked toml for git repo https://github.com/matt-rog/stegervary written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matt-rog/stegervary on toolchain d8be25549d5418405531341b4be6d8538fc3c42e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/matt-rog/stegervary 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" "+d8be25549d5418405531341b4be6d8538fc3c42e" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5
[INFO] running `Command { std: "docker" "start" "660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking either v1.14.0
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking bytemuck v1.22.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking stegervary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinaryHeap` and `HashMap`
[INFO] [stdout]  --> src/main.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::{BinaryHeap, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinaryHeap` and `HashMap`
[INFO] [stdout]  --> src/main.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::{BinaryHeap, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `j` is never read
[INFO] [stdout]    --> src/main.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut j = 0;
[INFO] [stdout]     |                     ^ this value is reassigned later and never used
[INFO] [stdout] 102 |         loop {
[INFO] [stdout] 103 |             j = usize::MAX;
[INFO] [stdout]     |             -------------- `j` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `j` is never read
[INFO] [stdout]    --> src/main.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut j = 0;
[INFO] [stdout]     |                     ^ this value is reassigned later and never used
[INFO] [stdout] 102 |         loop {
[INFO] [stdout] 103 |             j = usize::MAX;
[INFO] [stdout]     |             -------------- `j` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5", kill_on_drop: false }`
[INFO] [stdout] 660c6ebc30939bcedf97c0ada60e18d90e0a222c97b4b28c61d2e8045c9f7ad5
