[INFO] cloning repository https://github.com/lucascaro/rust-snake-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucascaro/rust-snake-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucascaro%2Frust-snake-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucascaro%2Frust-snake-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b649cd4766e0fd28c1fddbaf67b586f0bae05068
[INFO] testing lucascaro/rust-snake-game against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucascaro%2Frust-snake-game" "/workspace/builds/worker-77/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucascaro/rust-snake-game on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lucascaro/rust-snake-game
[INFO] finished tweaking git repo https://github.com/lucascaro/rust-snake-game
[INFO] tweaked toml for git repo https://github.com/lucascaro/rust-snake-game written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate git repo https://github.com/lucascaro/rust-snake-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67d9f87925b31a7a9baabfe6c789080d83673af5ed8c99d6701fcb1a9b5af655
[INFO] running `Command { std: "docker" "start" "-a" "67d9f87925b31a7a9baabfe6c789080d83673af5ed8c99d6701fcb1a9b5af655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67d9f87925b31a7a9baabfe6c789080d83673af5ed8c99d6701fcb1a9b5af655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d9f87925b31a7a9baabfe6c789080d83673af5ed8c99d6701fcb1a9b5af655", kill_on_drop: false }`
[INFO] [stdout] 67d9f87925b31a7a9baabfe6c789080d83673af5ed8c99d6701fcb1a9b5af655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e220e3d13374a4936e6da16750fb4268bf4e06fa6fc54647839b9df34c48250b
[INFO] running `Command { std: "docker" "start" "-a" "e220e3d13374a4936e6da16750fb4268bf4e06fa6fc54647839b9df34c48250b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
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[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling downcast-rs v1.2.0
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[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
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[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling piston2d-graphics v0.39.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]    Compiling rand v0.8.2
[INFO] [stderr]    Compiling gfx v0.18.2
[INFO] [stderr]    Compiling wayland-client v0.28.3
[INFO] [stderr]    Compiling wayland-protocols v0.28.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling wayland-commons v0.28.3
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.21
[INFO] [stderr]    Compiling wayland-cursor v0.28.3
[INFO] [stderr]    Compiling wayland-egl v0.28.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling image v0.23.12
[INFO] [stderr]    Compiling piston-gfx_texture v0.41.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.72.0
[INFO] [stderr]    Compiling pistoncore-input v1.0.0
[INFO] [stderr]    Compiling pistoncore-window v0.47.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.52.0
[INFO] [stderr]    Compiling piston v0.52.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.2
[INFO] [stderr]    Compiling winit v0.24.0
[INFO] [stderr]    Compiling glutin v0.26.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.68.0
[INFO] [stderr]    Compiling piston_window v0.117.0
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/score.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn from(file_name: &str) -> Score {
[INFO] [stdout]    |               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Score`
[INFO] [stdout]  --> src/score.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Score {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/score.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |   pub fn new() -> Score {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/score.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn from(file_name: &str) -> Score {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_score`
[INFO] [stdout]   --> src/score.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |   pub fn set_score(&mut self, score: u32) {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 10s
[INFO] running `Command { std: "docker" "inspect" "e220e3d13374a4936e6da16750fb4268bf4e06fa6fc54647839b9df34c48250b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e220e3d13374a4936e6da16750fb4268bf4e06fa6fc54647839b9df34c48250b", kill_on_drop: false }`
[INFO] [stdout] e220e3d13374a4936e6da16750fb4268bf4e06fa6fc54647839b9df34c48250b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6862734a03246fa50326a9b712a6bc30f825f31bfaf568bb0eb9f1c62da934b3
[INFO] running `Command { std: "docker" "start" "-a" "6862734a03246fa50326a9b712a6bc30f825f31bfaf568bb0eb9f1c62da934b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/score.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn from(file_name: &str) -> Score {
[INFO] [stdout]    |               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Score`
[INFO] [stdout]  --> src/score.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Score {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/score.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |   pub fn new() -> Score {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/score.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn from(file_name: &str) -> Score {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_score`
[INFO] [stdout]   --> src/score.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |   pub fn set_score(&mut self, score: u32) {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.88s
[INFO] running `Command { std: "docker" "inspect" "6862734a03246fa50326a9b712a6bc30f825f31bfaf568bb0eb9f1c62da934b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6862734a03246fa50326a9b712a6bc30f825f31bfaf568bb0eb9f1c62da934b3", kill_on_drop: false }`
[INFO] [stdout] 6862734a03246fa50326a9b712a6bc30f825f31bfaf568bb0eb9f1c62da934b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6f57eb7a2cecdc20502cd4440ace11625222c4c46071b90ff71dbb0110c6803
[INFO] running `Command { std: "docker" "start" "-a" "e6f57eb7a2cecdc20502cd4440ace11625222c4c46071b90ff71dbb0110c6803", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `file_name`
[INFO] [stderr]   --> src/score.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |   pub fn from(file_name: &str) -> Score {
[INFO] [stderr]    |               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Score`
[INFO] [stderr]  --> src/score.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Score {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/score.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 |   pub fn new() -> Score {
[INFO] [stderr]   |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from`
[INFO] [stderr]   --> src/score.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |   pub fn from(file_name: &str) -> Score {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_score`
[INFO] [stderr]   --> src/score.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 |   pub fn set_score(&mut self, score: u32) {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snake-d3ceb5ebba0f3237)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6f57eb7a2cecdc20502cd4440ace11625222c4c46071b90ff71dbb0110c6803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f57eb7a2cecdc20502cd4440ace11625222c4c46071b90ff71dbb0110c6803", kill_on_drop: false }`
[INFO] [stdout] e6f57eb7a2cecdc20502cd4440ace11625222c4c46071b90ff71dbb0110c6803
