[INFO] cloning repository https://github.com/ngobach/ggez-2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ngobach/ggez-2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngobach%2Fggez-2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngobach%2Fggez-2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 726807bb5266cc0b2290f7bb72d74db01d2d649d
[INFO] checking ngobach/ggez-2048 against master#568f6a8641e391ffcdcdb03e79d0901731d8d399 for pr-117164-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngobach%2Fggez-2048" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngobach/ggez-2048 on toolchain 568f6a8641e391ffcdcdb03e79d0901731d8d399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ngobach/ggez-2048
[INFO] finished tweaking git repo https://github.com/ngobach/ggez-2048
[INFO] tweaked toml for git repo https://github.com/ngobach/ggez-2048 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ngobach/ggez-2048 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" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b63041cbfaa950e9df9b63fda83035f3419d51d8aa459a4da8b6b125a594d9f3
[INFO] running `Command { std: "docker" "start" "-a" "b63041cbfaa950e9df9b63fda83035f3419d51d8aa459a4da8b6b125a594d9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b63041cbfaa950e9df9b63fda83035f3419d51d8aa459a4da8b6b125a594d9f3", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ab345d3fee2be04d55c95f0bff2ce6e32250f731f2bdd55b4947c32a96eb67e
[INFO] running `Command { std: "docker" "start" "-a" "0ab345d3fee2be04d55c95f0bff2ce6e32250f731f2bdd55b4947c32a96eb67e", kill_on_drop: false }`
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[INFO] [stderr]     Checking easer v0.2.1
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[INFO] [stderr]    Compiling ggez v0.5.1
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[INFO] [stderr]     Checking ggez-2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mint`
[INFO] [stdout]  --> src/consts.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use mint;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DrawMode`, `MeshBuilder`, `self`
[INFO] [stdout]  --> src/game/board.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ggez::graphics::{self, Align, DrawMode, DrawParam, MeshBuilder, Rect, Scale};
[INFO] [stdout]   |                      ^^^^         ^^^^^^^^             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mint`
[INFO] [stdout]  --> src/consts.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use mint;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DrawMode`, `MeshBuilder`, `self`
[INFO] [stdout]  --> src/game/board.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ggez::graphics::{self, Align, DrawMode, DrawParam, MeshBuilder, Rect, Scale};
[INFO] [stdout]   |                      ^^^^         ^^^^^^^^             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn`
[INFO] [stdout]    --> src/game/board.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |             for turn in 0..4 {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_turn`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/game/state.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         ctx: &mut Context,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keymods`
[INFO] [stdout]   --> src/game/state.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         keymods: KeyMods,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keymods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game/state.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut vector: Option<(i8, i8)> = match keycode {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game/state.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut score_bg = MeshBuilder::new()
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn`
[INFO] [stdout]    --> src/game/board.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |             for turn in 0..4 {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_turn`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root` is never read
[INFO] [stdout]   --> src/game/board.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Board {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 13 |     matrix: [[Cell; 4]; 4],
[INFO] [stdout] 14 |     root: Rect,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dump_board` is never used
[INFO] [stdout]   --> src/game/board.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn dump_board(b: &[[Cell; 4]; 4]) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `safe_num` is never used
[INFO] [stdout]    --> src/game/board.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |         fn safe_num(x: i8) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vertical` and `horizontal` are never read
[INFO] [stdout]  --> src/game/cell.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MoveOffset {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 5 |     vertical: u8,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     horizontal: u8,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MoveOffset` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/game/brush.rs:17:58
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for x in [rect.x + radius, rect.x + rect.w - radius].into_iter() {
[INFO] [stdout]    |                                                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for x in [rect.x + radius, rect.x + rect.w - radius].iter() {
[INFO] [stdout]    |                                                          ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 17 -     for x in [rect.x + radius, rect.x + rect.w - radius].into_iter() {
[INFO] [stdout] 17 +     for x in [rect.x + radius, rect.x + rect.w - radius] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/game/brush.rs:18:62
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for y in [rect.y + radius, rect.y + rect.h - radius].into_iter() {
[INFO] [stdout]    |                                                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for y in [rect.y + radius, rect.y + rect.h - radius].iter() {
[INFO] [stdout]    |                                                              ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 18 -         for y in [rect.y + radius, rect.y + rect.h - radius].into_iter() {
[INFO] [stdout] 18 +         for y in [rect.y + radius, rect.y + rect.h - radius] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/game/state.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         ctx: &mut Context,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keymods`
[INFO] [stdout]   --> src/game/state.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         keymods: KeyMods,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keymods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game/state.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut vector: Option<(i8, i8)> = match keycode {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game/state.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut score_bg = MeshBuilder::new()
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root` is never read
[INFO] [stdout]   --> src/game/board.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Board {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 13 |     matrix: [[Cell; 4]; 4],
[INFO] [stdout] 14 |     root: Rect,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dump_board` is never used
[INFO] [stdout]   --> src/game/board.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn dump_board(b: &[[Cell; 4]; 4]) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `safe_num` is never used
[INFO] [stdout]    --> src/game/board.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |         fn safe_num(x: i8) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vertical` and `horizontal` are never read
[INFO] [stdout]  --> src/game/cell.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MoveOffset {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 5 |     vertical: u8,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     horizontal: u8,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MoveOffset` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/game/brush.rs:17:58
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for x in [rect.x + radius, rect.x + rect.w - radius].into_iter() {
[INFO] [stdout]    |                                                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for x in [rect.x + radius, rect.x + rect.w - radius].iter() {
[INFO] [stdout]    |                                                          ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 17 -     for x in [rect.x + radius, rect.x + rect.w - radius].into_iter() {
[INFO] [stdout] 17 +     for x in [rect.x + radius, rect.x + rect.w - radius] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/game/brush.rs:18:62
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for y in [rect.y + radius, rect.y + rect.h - radius].into_iter() {
[INFO] [stdout]    |                                                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for y in [rect.y + radius, rect.y + rect.h - radius].iter() {
[INFO] [stdout]    |                                                              ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 18 -         for y in [rect.y + radius, rect.y + rect.h - radius].into_iter() {
[INFO] [stdout] 18 +         for y in [rect.y + radius, rect.y + rect.h - radius] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "0ab345d3fee2be04d55c95f0bff2ce6e32250f731f2bdd55b4947c32a96eb67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab345d3fee2be04d55c95f0bff2ce6e32250f731f2bdd55b4947c32a96eb67e", kill_on_drop: false }`
[INFO] [stdout] 0ab345d3fee2be04d55c95f0bff2ce6e32250f731f2bdd55b4947c32a96eb67e
