[INFO] cloning repository https://github.com/michalknor/terminal-tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michalknor/terminal-tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichalknor%2Fterminal-tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichalknor%2Fterminal-tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bca9300370fbf4a72dd7796512ae1d3a2c247e5b
[INFO] checking michalknor/terminal-tetris against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichalknor%2Fterminal-tetris" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michalknor/terminal-tetris on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michalknor/terminal-tetris
[INFO] finished tweaking git repo https://github.com/michalknor/terminal-tetris
[INFO] tweaked toml for git repo https://github.com/michalknor/terminal-tetris written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/michalknor/terminal-tetris 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27e8629ed0c0abeece35e2dda3f9085ef774c6299b9fef8b4ec8f923d3d0a5f4
[INFO] running `Command { std: "docker" "start" "-a" "27e8629ed0c0abeece35e2dda3f9085ef774c6299b9fef8b4ec8f923d3d0a5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27e8629ed0c0abeece35e2dda3f9085ef774c6299b9fef8b4ec8f923d3d0a5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e8629ed0c0abeece35e2dda3f9085ef774c6299b9fef8b4ec8f923d3d0a5f4", kill_on_drop: false }`
[INFO] [stdout] 27e8629ed0c0abeece35e2dda3f9085ef774c6299b9fef8b4ec8f923d3d0a5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c34e8d8168da27cdeabaa3769a590a6e2a7f97c66aece14f9b1ab62de19a3444
[INFO] running `Command { std: "docker" "start" "-a" "c34e8d8168da27cdeabaa3769a590a6e2a7f97c66aece14f9b1ab62de19a3444", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling cpal v0.13.5
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
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[INFO] [stderr]     Checking pin-project-lite v0.2.13
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[INFO] [stderr]    Compiling minimp3-sys v0.3.2
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[INFO] [stderr]     Checking getrandom v0.2.12
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[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking ctrlc v3.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking alsa v0.6.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]     Checking rodio v0.13.1
[INFO] [stderr]     Checking terminal-tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `ROTATE_LEFT` should have an upper camel case name
[INFO] [stdout]   --> src/engine/engine.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     ROTATE_LEFT,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RotateLeft`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ROTATE_RIGHT` should have an upper camel case name
[INFO] [stdout]   --> src/engine/engine.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ROTATE_RIGHT,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RotateRight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ROTATE_LEFT` should have an upper camel case name
[INFO] [stdout]   --> src/engine/engine.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     ROTATE_LEFT,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RotateLeft`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `disable_raw_mode`
[INFO] [stdout]  --> src/ui/ui.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crossterm::terminal::{disable_raw_mode, enable_raw_mode};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ROTATE_RIGHT` should have an upper camel case name
[INFO] [stdout]   --> src/engine/engine.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ROTATE_RIGHT,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RotateRight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `disable_raw_mode`
[INFO] [stdout]  --> src/ui/ui.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crossterm::terminal::{disable_raw_mode, enable_raw_mode};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SnakeDied` and `Quit` are never constructed
[INFO] [stdout]   --> src/ui/ui.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum SnakeGameState {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 16 |     SnakeDied,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 17 |     Quit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SnakeGameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tx_game_state` is never read
[INFO] [stdout]   --> src/ui/ui.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct UI {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     tx_game_state: UnboundedSender<SnakeGameState>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SnakeDied` and `Quit` are never constructed
[INFO] [stdout]   --> src/ui/ui.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum SnakeGameState {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 16 |     SnakeDied,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 17 |     Quit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SnakeGameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tx_game_state` is never read
[INFO] [stdout]   --> src/ui/ui.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct UI {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     tx_game_state: UnboundedSender<SnakeGameState>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "c34e8d8168da27cdeabaa3769a590a6e2a7f97c66aece14f9b1ab62de19a3444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34e8d8168da27cdeabaa3769a590a6e2a7f97c66aece14f9b1ab62de19a3444", kill_on_drop: false }`
[INFO] [stdout] c34e8d8168da27cdeabaa3769a590a6e2a7f97c66aece14f9b1ab62de19a3444