[INFO] cloning repository https://github.com/dasilvar93/2048Clone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dasilvar93/2048Clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdasilvar93%2F2048Clone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdasilvar93%2F2048Clone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b73546259d0d5b69bb5046f32f4ed1442e54b3b0
[INFO] testing dasilvar93/2048Clone against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdasilvar93%2F2048Clone" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dasilvar93/2048Clone
[INFO] finished tweaking git repo https://github.com/dasilvar93/2048Clone
[INFO] tweaked toml for git repo https://github.com/dasilvar93/2048Clone written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dasilvar93/2048Clone on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dasilvar93/2048Clone 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded ncurses v5.99.0
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] [stderr]   Downloaded unindent v0.1.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.7
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded termion v1.5.4
[INFO] [stderr]   Downloaded indoc-impl v0.3.4
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded indoc v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b8e781f9c12415b5334abf1d0b5967161e5d901ebe7212536206f69a1d3c769
[INFO] running `Command { std: "docker" "start" "-a" "1b8e781f9c12415b5334abf1d0b5967161e5d901ebe7212536206f69a1d3c769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b8e781f9c12415b5334abf1d0b5967161e5d901ebe7212536206f69a1d3c769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8e781f9c12415b5334abf1d0b5967161e5d901ebe7212536206f69a1d3c769", kill_on_drop: false }`
[INFO] [stdout] 1b8e781f9c12415b5334abf1d0b5967161e5d901ebe7212536206f69a1d3c769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07bc49ca627b8bf343d7e9e006f5ebd5a9631d160ebc30e668570c4fd0d2d08f
[INFO] running `Command { std: "docker" "start" "-a" "07bc49ca627b8bf343d7e9e006f5ebd5a9631d160ebc30e668570c4fd0d2d08f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling termion v1.5.4
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling indoc-impl v0.3.4
[INFO] [stderr]    Compiling indoc v0.3.4
[INFO] [stderr]    Compiling clone2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> src/run.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::char;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::board::Board`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::board::Board;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tile::Tile`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::tile::Tile;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::game_over`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::run::game_over;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::mov`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::run::mov;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Up`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::run::Direction::Up;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Down`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::run::Direction::Down;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Left`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::run::Direction::Left;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Right`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::run::Direction::Right;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `indoc::indoc`
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use indoc::indoc;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Up` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         ^^ help: to match on the variant, qualify the path: `run::Direction::Up`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Down` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ help: to match on the variant, qualify the path: `run::Direction::Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Left` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ help: to match on the variant, qualify the path: `run::Direction::Left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Right` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ help: to match on the variant, qualify the path: `run::Direction::Right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         -- matches any value
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         -- matches any value
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         -- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Up`
[INFO] [stdout]   --> src/run.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_Up`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Down`
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Left`
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_Left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Right`
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_Right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_game_over`
[INFO] [stdout]   --> src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut is_game_over = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_game_over`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut is_game_over = false;
[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 `Up` should have a snake case name
[INFO] [stdout]   --> src/run.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `up`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Down` should have a snake case name
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Left` should have a snake case name
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Right` should have a snake case name
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "07bc49ca627b8bf343d7e9e006f5ebd5a9631d160ebc30e668570c4fd0d2d08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bc49ca627b8bf343d7e9e006f5ebd5a9631d160ebc30e668570c4fd0d2d08f", kill_on_drop: false }`
[INFO] [stdout] 07bc49ca627b8bf343d7e9e006f5ebd5a9631d160ebc30e668570c4fd0d2d08f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a924b4b73224cd871b60193e704bc3370f6b819fde69066c2f99f85d3a839d0d
[INFO] running `Command { std: "docker" "start" "-a" "a924b4b73224cd871b60193e704bc3370f6b819fde69066c2f99f85d3a839d0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling clone2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> src/run.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::char;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::board::Board`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::board::Board;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tile::Tile`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::tile::Tile;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::game_over`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::run::game_over;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::mov`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::run::mov;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Up`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::run::Direction::Up;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Down`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::run::Direction::Down;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Left`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::run::Direction::Left;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::run::Direction::Right`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::run::Direction::Right;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `indoc::indoc`
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use indoc::indoc;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Up` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         ^^ help: to match on the variant, qualify the path: `run::Direction::Up`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Down` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ help: to match on the variant, qualify the path: `run::Direction::Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Left` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ help: to match on the variant, qualify the path: `run::Direction::Left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Right` is named the same as one of the variants of the type `run::Direction`
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ help: to match on the variant, qualify the path: `run::Direction::Right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         -- matches any value
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         -- matches any value
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         -- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Up`
[INFO] [stdout]   --> src/run.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_Up`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Down`
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Left`
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_Left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Right`
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_Right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_game_over`
[INFO] [stdout]   --> src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut is_game_over = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_game_over`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut is_game_over = false;
[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 `Up` should have a snake case name
[INFO] [stdout]   --> src/run.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Up => board.merge_up(),
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `up`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Down` should have a snake case name
[INFO] [stdout]   --> src/run.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Down => board.merge_down(),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Left` should have a snake case name
[INFO] [stdout]   --> src/run.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Left => board.merge_left(),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Right` should have a snake case name
[INFO] [stdout]   --> src/run.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Right => board.merge_right()
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "a924b4b73224cd871b60193e704bc3370f6b819fde69066c2f99f85d3a839d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a924b4b73224cd871b60193e704bc3370f6b819fde69066c2f99f85d3a839d0d", kill_on_drop: false }`
[INFO] [stdout] a924b4b73224cd871b60193e704bc3370f6b819fde69066c2f99f85d3a839d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c64e1101842b6759a091647f580e9b84c1ec72c3734ea3329dc39712928480ee
[INFO] running `Command { std: "docker" "start" "-a" "c64e1101842b6759a091647f580e9b84c1ec72c3734ea3329dc39712928480ee", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::vec`
[INFO] [stderr]  --> src/run.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::vec;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::char`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::char;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::board::Board`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::board::Board;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tile::Tile`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use crate::tile::Tile;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::run::game_over`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use crate::run::game_over;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::run::mov`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use crate::run::mov;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::run::Direction::Up`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use crate::run::Direction::Up;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::run::Direction::Down`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use crate::run::Direction::Down;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::run::Direction::Left`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use crate::run::Direction::Left;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::run::Direction::Right`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crate::run::Direction::Right;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `indoc::indoc`
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use indoc::indoc;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `Up` is named the same as one of the variants of the type `run::Direction`
[INFO] [stderr]   --> src/run.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Up => board.merge_up(),
[INFO] [stderr]    |         ^^ help: to match on the variant, qualify the path: `run::Direction::Up`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `Down` is named the same as one of the variants of the type `run::Direction`
[INFO] [stderr]   --> src/run.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         Down => board.merge_down(),
[INFO] [stderr]    |         ^^^^ help: to match on the variant, qualify the path: `run::Direction::Down`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `Left` is named the same as one of the variants of the type `run::Direction`
[INFO] [stderr]   --> src/run.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Left => board.merge_left(),
[INFO] [stderr]    |         ^^^^ help: to match on the variant, qualify the path: `run::Direction::Left`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `Right` is named the same as one of the variants of the type `run::Direction`
[INFO] [stderr]   --> src/run.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         Right => board.merge_right()
[INFO] [stderr]    |         ^^^^^ help: to match on the variant, qualify the path: `run::Direction::Right`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/run.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Up => board.merge_up(),
[INFO] [stderr]    |         -- matches any value
[INFO] [stderr] 65 |         Down => board.merge_down(),
[INFO] [stderr]    |         ^^^^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/run.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Up => board.merge_up(),
[INFO] [stderr]    |         -- matches any value
[INFO] [stderr] 65 |         Down => board.merge_down(),
[INFO] [stderr] 66 |         Left => board.merge_left(),
[INFO] [stderr]    |         ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/run.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Up => board.merge_up(),
[INFO] [stderr]    |         -- matches any value
[INFO] [stderr] ...
[INFO] [stderr] 67 |         Right => board.merge_right()
[INFO] [stderr]    |         ^^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Up`
[INFO] [stderr]   --> src/run.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Up => board.merge_up(),
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_Up`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Down`
[INFO] [stderr]   --> src/run.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         Down => board.merge_down(),
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_Down`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Left`
[INFO] [stderr]   --> src/run.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Left => board.merge_left(),
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_Left`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Right`
[INFO] [stderr]   --> src/run.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         Right => board.merge_right()
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_Right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_game_over`
[INFO] [stderr]   --> src/main.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut is_game_over = false;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_game_over`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut is_game_over = false;
[INFO] [stderr]    |         ----^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Up` should have a snake case name
[INFO] [stderr]   --> src/run.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Up => board.merge_up(),
[INFO] [stderr]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `up`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Down` should have a snake case name
[INFO] [stderr]   --> src/run.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         Down => board.merge_down(),
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case: `down`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Left` should have a snake case name
[INFO] [stderr]   --> src/run.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Left => board.merge_left(),
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case: `left`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Right` should have a snake case name
[INFO] [stderr]   --> src/run.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         Right => board.merge_right()
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `right`
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0170`.
[INFO] [stderr] warning: `clone2048` (bin "clone2048" test) generated 29 warnings (run `cargo fix --bin "clone2048" --tests` to apply 17 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/clone2048-00a00755c1a64754)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test board::board_tests::test_merge_down_simple ... ok
[INFO] [stdout] test board::board_tests::test_merge_left_multiple_same ... ok
[INFO] [stdout] test board::board_tests::test_merge_right_multiple_rows_mixed_values ... ok
[INFO] [stdout] test board::board_tests::test_merge_up_simple ... ok
[INFO] [stdout] test board::board_tests::test_merge_right_simple ... ok
[INFO] [stdout] test board::board_tests::test_mov_down_many ... ok
[INFO] [stdout] test board::board_tests::test_merge_left_multiple_rows_mixed_values ... ok
[INFO] [stdout] test board::board_tests::test_mov_down_one ... ok
[INFO] [stdout] test board::board_tests::test_mov_left_across_entire_board ... ok
[INFO] [stdout] test board::board_tests::test_mov_left_many_diff_rows ... ok
[INFO] [stdout] test board::board_tests::test_merge_left_simple ... ok
[INFO] [stdout] test board::board_tests::test_mov_left_one ... ok
[INFO] [stdout] test board::board_tests::test_mov_left_many ... ok
[INFO] [stdout] test board::board_tests::test_mov_up_one ... ok
[INFO] [stdout] test tile::tile_tests::test_merge_same_val ... ok
[INFO] [stdout] test run::lib_tests::simple_test_end_game ... ok
[INFO] [stdout] test tile::tile_tests::test_mov ... ok
[INFO] [stdout] test board::board_tests::test_mov_right_one ... ok
[INFO] [stdout] test board::board_tests::test_mov_up_many ... ok
[INFO] [stdout] test tile::tile_tests::test_new ... ok
[INFO] [stdout] test board::board_tests::test_mov_right_many ... ok
[INFO] [stdout] test tile::tile_tests::test_merge_none_some ... ok
[INFO] [stdout] test run::lib_tests::test_game_over ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- run::lib_tests::test_game_over stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'run::lib_tests::test_game_over' panicked at src/run.rs:39:33:
[INFO] [stdout] index out of bounds: the len is 4 but the index is 4
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5735b77b34f2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5735b77b34f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5735b77b34f2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5735b77b34f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5735b77d8f13 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5735b77d8f13 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5735b77b0473 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5735b77b0473 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5735b77b3342 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5735b77b4a79 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5735b77b48ae - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5735b77475a4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5735b77475a4 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5735b77b554e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5735b77b554e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5735b77b521a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5735b77b39f9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5735b77b4ead - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5735b77d7960 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5735b77d7ae1 - core::panicking::panic_bounds_check::h5443494609ce8457
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:280:5
[INFO] [stdout]   20:     0x5735b7705e04 - <usize as core::slice::index::SliceIndex<[T]>>::index::h0b19928adca6fab5
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/slice/index.rs:274:10
[INFO] [stdout]   21:     0x5735b7706067 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::h038d294b5c20be30
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/slice/index.rs:18:15
[INFO] [stdout]   22:     0x5735b7706067 - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::hdeee2552573d534c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/vec/mod.rs:3571:9
[INFO] [stdout]   23:     0x5735b770855b - clone2048::run::game_over::h2c3cc4159eb0c980
[INFO] [stdout]                                at /opt/rustwide/workdir/src/run.rs:39:33
[INFO] [stdout]   24:     0x5735b770deb2 - clone2048::run::lib_tests::test_game_over::hb835dc71af9ca609
[INFO] [stdout]                                at /opt/rustwide/workdir/src/run.rs:172:26
[INFO] [stdout]   25:     0x5735b770dda7 - clone2048::run::lib_tests::test_game_over::{{closure}}::h3fb002a64e2fc5c0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/run.rs:163:24
[INFO] [stdout]   26:     0x5735b7703ce6 - core::ops::function::FnOnce::call_once::h25e18ae76d311d9f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   27:     0x5735b774ce0b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   28:     0x5735b774ce0b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   29:     0x5735b774bf45 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   30:     0x5735b774bf45 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   31:     0x5735b774bf45 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   32:     0x5735b774bf45 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   33:     0x5735b774bf45 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x5735b774bf45 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   35:     0x5735b774bf45 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   36:     0x5735b770fb44 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   37:     0x5735b770fb44 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   38:     0x5735b771351a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   39:     0x5735b771351a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   40:     0x5735b771351a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   41:     0x5735b771351a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   42:     0x5735b771351a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x5735b771351a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   44:     0x5735b771351a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   45:     0x5735b77b84cf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   46:     0x5735b77b84cf - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   47:     0x7dc09b722aa4 - <unknown>
[INFO] [stdout]   48:     0x7dc09b7afa34 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     run::lib_tests::test_game_over
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 22 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin clone2048`
[INFO] running `Command { std: "docker" "inspect" "c64e1101842b6759a091647f580e9b84c1ec72c3734ea3329dc39712928480ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64e1101842b6759a091647f580e9b84c1ec72c3734ea3329dc39712928480ee", kill_on_drop: false }`
[INFO] [stdout] c64e1101842b6759a091647f580e9b84c1ec72c3734ea3329dc39712928480ee
