[INFO] cloning repository https://github.com/kajmaj87/hex_brains
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kajmaj87/hex_brains" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkajmaj87%2Fhex_brains", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkajmaj87%2Fhex_brains'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 931e340fb3932da7df535fd0d3b5121b5835f0eb
[INFO] checking kajmaj87/hex_brains against 1.95.0-beta.7 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkajmaj87%2Fhex_brains" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kajmaj87/hex_brains
[INFO] finished tweaking git repo https://github.com/kajmaj87/hex_brains
[INFO] tweaked toml for git repo https://github.com/kajmaj87/hex_brains written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kajmaj87/hex_brains on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kajmaj87/hex_brains 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" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking hex_brains_engine v0.1.0 (/opt/rustwide/workdir/engine)
[INFO] [stdout] warning: unused import: `MutationType`
[INFO] [stdout]     --> engine/src/core.rs:1369:33
[INFO] [stdout]      |
[INFO] [stdout] 1369 |     use crate::dna::{Dna, Gene, MutationType, SegmentType};
[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 variable: `initial_energy`
[INFO] [stdout]     --> engine/src/core.rs:1874:13
[INFO] [stdout]      |
[INFO] [stdout] 1874 |         let initial_energy = snake.energy.energy;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_energy`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head_id`
[INFO] [stdout]    --> engine/tests/integration.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 328 |     let head_id = world.spawn((pos, meat, snake, age, justborn)).id();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_head_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_total_energy` is never used
[INFO] [stdout]     --> engine/src/core.rs:1778:8
[INFO] [stdout]      |
[INFO] [stdout] 1778 |     fn calculate_total_energy(world: &mut World) -> f32 {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking eframe v0.23.0
[INFO] [stderr]     Checking hex_brains_gui v0.1.0 (/opt/rustwide/workdir/gui)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> gui/src/tests.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "42608201c5b74693a639dce32587b6af4559f5430a8429e77ca5870fa40dd4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42608201c5b74693a639dce32587b6af4559f5430a8429e77ca5870fa40dd4d7", kill_on_drop: false }`
[INFO] [stdout] 42608201c5b74693a639dce32587b6af4559f5430a8429e77ca5870fa40dd4d7
