[INFO] cloning repository https://github.com/naman2003now/flappy-ball-ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naman2003now/flappy-ball-ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaman2003now%2Fflappy-ball-ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaman2003now%2Fflappy-ball-ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b27158ebaae16cb46d29b0cf0400962e2f99378
[INFO] testing naman2003now/flappy-ball-ai against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaman2003now%2Fflappy-ball-ai" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/naman2003now/flappy-ball-ai
[INFO] finished tweaking git repo https://github.com/naman2003now/flappy-ball-ai
[INFO] tweaked toml for git repo https://github.com/naman2003now/flappy-ball-ai written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/naman2003now/flappy-ball-ai on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/naman2003now/flappy-ball-ai 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f39033f020edd8d27e526906fdcadf8d6c3405a7379f480466fb2accd2169891
[INFO] running `Command { std: "docker" "start" "-a" "f39033f020edd8d27e526906fdcadf8d6c3405a7379f480466fb2accd2169891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f39033f020edd8d27e526906fdcadf8d6c3405a7379f480466fb2accd2169891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f39033f020edd8d27e526906fdcadf8d6c3405a7379f480466fb2accd2169891", kill_on_drop: false }`
[INFO] [stdout] f39033f020edd8d27e526906fdcadf8d6c3405a7379f480466fb2accd2169891
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 313a212f032a5a15892eba25c3b211b114515b3342a0165142e71ea2a80a1e71
[INFO] running `Command { std: "docker" "start" "-a" "313a212f032a5a15892eba25c3b211b114515b3342a0165142e71ea2a80a1e71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling typeid v1.0.0
[INFO] [stderr]    Compiling nonmax v0.5.5
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling web-time v0.2.4
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling bevy_ptr v0.13.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]    Compiling cc v1.0.99
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling piper v0.2.3
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling wgpu-hal v0.19.4
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]    Compiling wgpu-core v0.19.4
[INFO] [stderr]    Compiling renderdoc-sys v1.1.0
[INFO] [stderr]    Compiling glow v0.13.1
[INFO] [stderr]    Compiling async-executor v1.12.0
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling bevy_tasks v0.13.2
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling async-broadcast v0.5.1
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling async-fs v2.1.2
[INFO] [stderr]    Compiling wgpu v0.19.4
[INFO] [stderr]    Compiling const_soft_float v0.1.4
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling const_panic v0.2.8
[INFO] [stderr]    Compiling constgebra v0.1.4
[INFO] [stderr]    Compiling ktx2 v0.3.0
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling radsort v0.1.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling euclid v0.22.10
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling ttf-parser v0.21.1
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling svg_fmt v0.4.3
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling guillotiere v0.6.2
[INFO] [stderr]    Compiling winit v0.29.15
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]    Compiling rectangle-pack v0.4.2
[INFO] [stderr]    Compiling inotify v0.10.2
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling gilrs v0.10.7
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling grid v0.10.0
[INFO] [stderr]    Compiling sysinfo v0.30.12
[INFO] [stderr]    Compiling const-fnv1a-hash v1.1.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling taffy v0.3.19
[INFO] [stderr]    Compiling bevy_macro_utils v0.13.2
[INFO] [stderr]    Compiling encase_derive_impl v0.7.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling owned_ttf_parser v0.21.0
[INFO] [stderr]    Compiling ab_glyph v0.2.26
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling bytemuck_derive v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling bevy_utils_proc_macros v0.13.2
[INFO] [stderr]    Compiling bevy_reflect_derive v0.13.2
[INFO] [stderr]    Compiling bevy_ecs_macros v0.13.2
[INFO] [stderr]    Compiling bevy_derive v0.13.2
[INFO] [stderr]    Compiling bevy_asset_macros v0.13.2
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling encase_derive v0.7.0
[INFO] [stderr]    Compiling bevy_encase_derive v0.13.2
[INFO] [stderr]    Compiling bevy_render_macros v0.13.2
[INFO] [stderr]    Compiling gltf-derive v1.4.1
[INFO] [stderr]    Compiling glyph_brush_layout v0.2.3
[INFO] [stderr]    Compiling bevy_gizmos_macros v0.13.2
[INFO] [stderr]    Compiling bytemuck v1.16.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling ruzstd v0.5.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling glam v0.25.0
[INFO] [stderr]    Compiling erased-serde v0.4.5
[INFO] [stderr]    Compiling spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]    Compiling gpu-alloc-types v0.3.0
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling wgpu-types v0.19.2
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling alsa v0.9.0
[INFO] [stderr]    Compiling xkbcommon-dl v0.4.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling gpu-alloc v0.6.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling gilrs-core v0.5.12
[INFO] [stderr]    Compiling gltf-json v1.4.1
[INFO] [stderr]    Compiling gpu-descriptor v0.2.4
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling rodio v0.17.3
[INFO] [stderr]    Compiling naga v0.19.2
[INFO] [stderr]    Compiling bevy_math v0.13.2
[INFO] [stderr]    Compiling encase v0.7.0
[INFO] [stderr]    Compiling bevy_mikktspace v0.13.2
[INFO] [stderr]    Compiling hexasphere v10.0.0
[INFO] [stderr]    Compiling bevy_utils v0.13.2
[INFO] [stderr]    Compiling bevy_reflect v0.13.2
[INFO] [stderr]    Compiling polling v3.7.2
[INFO] [stderr]    Compiling x11rb v0.13.1
[INFO] [stderr]    Compiling calloop v0.12.4
[INFO] [stderr]    Compiling gltf v1.4.1
[INFO] [stderr]    Compiling accesskit_winit v0.17.0
[INFO] [stderr]    Compiling bevy_ecs v0.13.2
[INFO] [stderr]    Compiling naga_oil v0.13.0
[INFO] [stderr]    Compiling bevy_app v0.13.2
[INFO] [stderr]    Compiling bevy_log v0.13.2
[INFO] [stderr]    Compiling bevy_core v0.13.2
[INFO] [stderr]    Compiling bevy_input v0.13.2
[INFO] [stderr]    Compiling bevy_a11y v0.13.2
[INFO] [stderr]    Compiling bevy_time v0.13.2
[INFO] [stderr]    Compiling bevy_asset v0.13.2
[INFO] [stderr]    Compiling bevy_hierarchy v0.13.2
[INFO] [stderr]    Compiling bevy_diagnostic v0.13.2
[INFO] [stderr]    Compiling bevy_transform v0.13.2
[INFO] [stderr]    Compiling bevy_window v0.13.2
[INFO] [stderr]    Compiling bevy_gilrs v0.13.2
[INFO] [stderr]    Compiling bevy_audio v0.13.2
[INFO] [stderr]    Compiling bevy_winit v0.13.2
[INFO] [stderr]    Compiling bevy_render v0.13.2
[INFO] [stderr]    Compiling bevy_core_pipeline v0.13.2
[INFO] [stderr]    Compiling bevy_animation v0.13.2
[INFO] [stderr]    Compiling bevy_scene v0.13.2
[INFO] [stderr]    Compiling bevy_sprite v0.13.2
[INFO] [stderr]    Compiling bevy_pbr v0.13.2
[INFO] [stderr]    Compiling bevy_text v0.13.2
[INFO] [stderr]    Compiling bevy_ui v0.13.2
[INFO] [stderr]    Compiling bevy_gltf v0.13.2
[INFO] [stderr]    Compiling bevy_gizmos v0.13.2
[INFO] [stderr]    Compiling bevy_internal v0.13.2
[INFO] [stderr]    Compiling bevy v0.13.2
[INFO] [stderr]    Compiling flappy-ball v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> src/genetics.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Brain {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn random() -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 35s
[INFO] running `Command { std: "docker" "inspect" "313a212f032a5a15892eba25c3b211b114515b3342a0165142e71ea2a80a1e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313a212f032a5a15892eba25c3b211b114515b3342a0165142e71ea2a80a1e71", kill_on_drop: false }`
[INFO] [stdout] 313a212f032a5a15892eba25c3b211b114515b3342a0165142e71ea2a80a1e71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae6aed2251048c27f19911b10e452538d76eab3d80a6a7a5fe3c253625d605f
[INFO] running `Command { std: "docker" "start" "-a" "fae6aed2251048c27f19911b10e452538d76eab3d80a6a7a5fe3c253625d605f", kill_on_drop: false }`
[INFO] [stderr]    Compiling flappy-ball v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `random` is never used
[INFO] [stdout]   --> src/genetics.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Brain {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn random() -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "fae6aed2251048c27f19911b10e452538d76eab3d80a6a7a5fe3c253625d605f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae6aed2251048c27f19911b10e452538d76eab3d80a6a7a5fe3c253625d605f", kill_on_drop: false }`
[INFO] [stdout] fae6aed2251048c27f19911b10e452538d76eab3d80a6a7a5fe3c253625d605f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb080b1aa6f04b04d8621bf4a6fe3f6c58e8f2b59d9997167b3d6f77a3bc5777
[INFO] running `Command { std: "docker" "start" "-a" "fb080b1aa6f04b04d8621bf4a6fe3f6c58e8f2b59d9997167b3d6f77a3bc5777", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `random` is never used
[INFO] [stderr]   --> src/genetics.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl Brain {
[INFO] [stderr]    | ---------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 96 |     pub fn random() -> Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `flappy-ball` (bin "flappy-ball" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flappy_ball-e2233fe16ebf9161)
[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" "fb080b1aa6f04b04d8621bf4a6fe3f6c58e8f2b59d9997167b3d6f77a3bc5777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb080b1aa6f04b04d8621bf4a6fe3f6c58e8f2b59d9997167b3d6f77a3bc5777", kill_on_drop: false }`
[INFO] [stdout] fb080b1aa6f04b04d8621bf4a6fe3f6c58e8f2b59d9997167b3d6f77a3bc5777
