[INFO] cloning repository https://github.com/efrenfuentes/battle_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/efrenfuentes/battle_snake-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefrenfuentes%2Fbattle_snake-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefrenfuentes%2Fbattle_snake-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adcdfe8c469ed0ed0a56391214f7db70145bf010
[INFO] checking efrenfuentes/battle_snake-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefrenfuentes%2Fbattle_snake-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/efrenfuentes/battle_snake-rs
[INFO] finished tweaking git repo https://github.com/efrenfuentes/battle_snake-rs
[INFO] tweaked toml for git repo https://github.com/efrenfuentes/battle_snake-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/efrenfuentes/battle_snake-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/efrenfuentes/battle_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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c77f6bbadf9742448ffb3dd496ebcc41a76cf4983b74ba340b094abad2ff1675
[INFO] running `Command { std: "docker" "start" "-a" "c77f6bbadf9742448ffb3dd496ebcc41a76cf4983b74ba340b094abad2ff1675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c77f6bbadf9742448ffb3dd496ebcc41a76cf4983b74ba340b094abad2ff1675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77f6bbadf9742448ffb3dd496ebcc41a76cf4983b74ba340b094abad2ff1675", kill_on_drop: false }`
[INFO] [stdout] c77f6bbadf9742448ffb3dd496ebcc41a76cf4983b74ba340b094abad2ff1675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b2953125aaeae1d4dab42a356f365de7bafee3ffb6aff03695fbb123bdf29bc
[INFO] running `Command { std: "docker" "start" "-a" "7b2953125aaeae1d4dab42a356f365de7bafee3ffb6aff03695fbb123bdf29bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
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[INFO] [stdout] warning: associated items `new`, `is_adjacent`, `closest_safe`, and `move_to` are never used
[INFO] [stdout]    --> src/model.rs:42:12
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl Coord {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  42 |     pub fn new(x: i32, y: i32) -> Coord {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  50 |     pub fn is_adjacent(&self, other: &Coord) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn closest_safe(&self, board: &Board, snake: &Snake) -> Option<Coord> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn move_to(&self, direction: &Direction) -> Coord {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_str`, `opposite`, and `to_coord` are never used
[INFO] [stdout]    --> src/model.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 182 | impl Direction {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn from_str(s: &str) -> Option<Direction> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn opposite(&self) -> Direction {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |     pub fn to_coord(&self, origin: &Coord) -> Coord {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn handle_index(snake: String) -> Json<Value> {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn handle_start(snake: String, start_req: Json<GameState>) -> Status {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn handle_move(snake: String, move_req: Json<GameState>) -> Json<Value> {
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn handle_end(snake: String, end_req: Json<GameState>) -> Status {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `battle_snake-rs` (bin "battle_snake-rs") due to 4 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: associated items `new`, `is_adjacent`, `closest_safe`, and `move_to` are never used
[INFO] [stdout]    --> src/model.rs:42:12
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl Coord {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  42 |     pub fn new(x: i32, y: i32) -> Coord {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  50 |     pub fn is_adjacent(&self, other: &Coord) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn closest_safe(&self, board: &Board, snake: &Snake) -> Option<Coord> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn move_to(&self, direction: &Direction) -> Coord {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn handle_index(snake: String) -> Json<Value> {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn handle_start(snake: String, start_req: Json<GameState>) -> Status {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn handle_move(snake: String, move_req: Json<GameState>) -> Json<Value> {
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn handle_end(snake: String, end_req: Json<GameState>) -> Status {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `battle_snake-rs` (bin "battle_snake-rs" test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "7b2953125aaeae1d4dab42a356f365de7bafee3ffb6aff03695fbb123bdf29bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2953125aaeae1d4dab42a356f365de7bafee3ffb6aff03695fbb123bdf29bc", kill_on_drop: false }`
[INFO] [stdout] 7b2953125aaeae1d4dab42a356f365de7bafee3ffb6aff03695fbb123bdf29bc
