[INFO] cloning repository https://github.com/kleinschrader/fireflyzero-snake-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kleinschrader/fireflyzero-snake-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkleinschrader%2Ffireflyzero-snake-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkleinschrader%2Ffireflyzero-snake-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3ada97ed01a3571fd3e40ce040a7e4940b008b9
[INFO] fixing kleinschrader/fireflyzero-snake-rs against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkleinschrader%2Ffireflyzero-snake-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kleinschrader/fireflyzero-snake-rs
[INFO] finished tweaking git repo https://github.com/kleinschrader/fireflyzero-snake-rs
[INFO] tweaked toml for git repo https://github.com/kleinschrader/fireflyzero-snake-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kleinschrader/fireflyzero-snake-rs on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kleinschrader/fireflyzero-snake-rs 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded firefly-rust v0.13.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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] 84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad
[INFO] running `Command { std: "docker" "start" "84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad", 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" "84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking firefly-rust v0.13.2
[INFO] [stderr]     Checking snake-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `GAMESTATE_LOADING` should have an upper camel case name
[INFO] [stdout]  --> src/gamestate.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     GAMESTATE_LOADING,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateLoading`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_START_SCREEN` should have an upper camel case name
[INFO] [stdout]  --> src/gamestate.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     GAMESTATE_START_SCREEN,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateStartScreen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_START_SCREEN_CLEANUP` should have an upper camel case name
[INFO] [stdout]   --> src/gamestate.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     GAMESTATE_START_SCREEN_CLEANUP,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateStartScreenCleanup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_INTRO` should have an upper camel case name
[INFO] [stdout]   --> src/gamestate.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     GAMESTATE_INTRO(intro::IntroGamestate),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateIntro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_RUNNING` should have an upper camel case name
[INFO] [stdout]   --> src/gamestate.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     GAMESTATE_RUNNING,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateRunning`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `board::tile::Tile`
[INFO] [stdout]  --> src/board/mod.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{board::tile::Tile, prelude::*};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_LOADING` should have an upper camel case name
[INFO] [stdout]  --> src/gamestate.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     GAMESTATE_LOADING,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateLoading`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_START_SCREEN` should have an upper camel case name
[INFO] [stdout]  --> src/gamestate.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     GAMESTATE_START_SCREEN,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateStartScreen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_START_SCREEN_CLEANUP` should have an upper camel case name
[INFO] [stdout]   --> src/gamestate.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     GAMESTATE_START_SCREEN_CLEANUP,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateStartScreenCleanup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_INTRO` should have an upper camel case name
[INFO] [stdout]   --> src/gamestate.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     GAMESTATE_INTRO(intro::IntroGamestate),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateIntro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GAMESTATE_RUNNING` should have an upper camel case name
[INFO] [stdout]   --> src/gamestate.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     GAMESTATE_RUNNING,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GamestateRunning`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `board::tile::Tile`
[INFO] [stdout]  --> src/board/mod.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{board::tile::Tile, prelude::*};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `headings` is never read
[INFO] [stdout]   --> src/board/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Board {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 23 |     headings: [heading::Heading; TILE_COUNT],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_tile` is never used
[INFO] [stdout]   --> src/board/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn get_tile(&self, x: u8, y: u8) -> tile::Tile {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/board/tile.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum Tile {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout]  9 |     Empty,
[INFO] [stdout] 10 |     SnakeHeadLeft,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     SnakeHeadTop,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 12 |     SnakeHeadRight,
[INFO] [stdout] 13 |     SnakeHeadDown,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     SnakeEndLeft,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 17 |     SnakeEndDown,
[INFO] [stdout] 18 |     SnakeEndRight,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     SnakeEndTop,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     Apple,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     SnakeLTopLeft,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     SnakeLDownLeft,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     SnakeLDownRight,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Right`, `Down`, and `Left` are never constructed
[INFO] [stdout]  --> src/board/heading.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Heading {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 3 |     Up,
[INFO] [stdout] 4 |     Right,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Down,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     Left
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Heading` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `flip` is never used
[INFO] [stdout]   --> src/board/heading.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Heading {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 10 |     pub fn flip(self) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snake-rs` (bin "snake-rs") due to 2 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad", kill_on_drop: false }`
[INFO] [stdout] 84a857f8449f51de1003fb5fe3f06abf6b15c8711f516339c280a2efa395ccad
