[INFO] cloning repository https://github.com/emhagman/rust-friday-battlesnakes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emhagman/rust-friday-battlesnakes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femhagman%2Frust-friday-battlesnakes", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14d15d860e3dc672b64f75c1267875885fcc232e
[INFO] building emhagman/rust-friday-battlesnakes against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femhagman%2Frust-friday-battlesnakes" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/emhagman/rust-friday-battlesnakes
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[INFO] validating manifest of git repo https://github.com/emhagman/rust-friday-battlesnakes on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: function `query` is never used
[INFO] [stdout]   --> src/learning.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn query(trainer: &AgentTrainer<MyState>, current_state: &MyState) -> Option<MyAction> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Hungry`, `Timid`, and `Snacky` are never constructed
[INFO] [stdout]   --> src/logic/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum SnakePersonality {
[INFO] [stdout]    |          ---------------- variants in this enum
[INFO] [stdout] 28 |     Hungry,     // Eats food no matter what
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     Timid,      // Avoid snakes at all costs
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 30 |     HeadHunter, // Kills other snakes
[INFO] [stdout] 31 |     Snacky,     // Eats food when it's safe to do so
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SnakePersonality` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ubyte v0.10.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "1e9aa6e367165e1269b2f1f80b2f376480796fae85d2dbca2f35be13c53b033f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e9aa6e367165e1269b2f1f80b2f376480796fae85d2dbca2f35be13c53b033f", kill_on_drop: false }`
[INFO] [stdout] 1e9aa6e367165e1269b2f1f80b2f376480796fae85d2dbca2f35be13c53b033f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0467899cca4936156d15b068710ee048626e2f11867d4039b352fdcea884425f
[INFO] running `Command { std: "docker" "start" "-a" "0467899cca4936156d15b068710ee048626e2f11867d4039b352fdcea884425f", kill_on_drop: false }`
[INFO] [stderr]    Compiling starter-snake-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `query` is never used
[INFO] [stdout]   --> src/learning.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn query(trainer: &AgentTrainer<MyState>, current_state: &MyState) -> Option<MyAction> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Hungry`, `Timid`, and `Snacky` are never constructed
[INFO] [stdout]   --> src/logic/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum SnakePersonality {
[INFO] [stdout]    |          ---------------- variants in this enum
[INFO] [stdout] 28 |     Hungry,     // Eats food no matter what
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     Timid,      // Avoid snakes at all costs
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 30 |     HeadHunter, // Kills other snakes
[INFO] [stdout] 31 |     Snacky,     // Eats food when it's safe to do so
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SnakePersonality` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ubyte v0.10.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0467899cca4936156d15b068710ee048626e2f11867d4039b352fdcea884425f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0467899cca4936156d15b068710ee048626e2f11867d4039b352fdcea884425f", kill_on_drop: false }`
[INFO] [stdout] 0467899cca4936156d15b068710ee048626e2f11867d4039b352fdcea884425f