[INFO] fetching crate tic_tac_toe 0.1.3...
[INFO] testing tic_tac_toe-0.1.3 against try#28eff87d300677d3acc4d7129d31c74bf885cf6d for pr-94775
[INFO] extracting crate tic_tac_toe 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tic_tac_toe 0.1.3 on toolchain 28eff87d300677d3acc4d7129d31c74bf885cf6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tic_tac_toe 0.1.3
[INFO] finished tweaking crates.io crate tic_tac_toe 0.1.3
[INFO] tweaked toml for crates.io crate tic_tac_toe 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded piston2d-graphics v0.21.1
[INFO] [stderr]   Downloaded find_folder v0.3.0
[INFO] [stderr]   Downloaded piston-viewport v0.3.0
[INFO] [stderr]   Downloaded gfx_core v0.6.1
[INFO] [stderr]   Downloaded smallvec v0.1.8
[INFO] [stderr]   Downloaded piston-shaders_graphics2d v0.3.1
[INFO] [stderr]   Downloaded vecmath v0.3.1
[INFO] [stderr]   Downloaded pistoncore-window v0.26.2
[INFO] [stderr]   Downloaded pistoncore-input v0.17.1
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.38.0
[INFO] [stderr]   Downloaded piston-gfx_texture v0.22.1
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.35.1
[INFO] [stderr]   Downloaded piston v0.31.4
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.28.0
[INFO] [stderr]   Downloaded daggy v0.4.1
[INFO] [stderr]   Downloaded piston-gfx_texture v0.21.1
[INFO] [stderr]   Downloaded gfx_device_gl v0.13.1
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.34.1
[INFO] [stderr]   Downloaded pistoncore-window v0.25.0
[INFO] [stderr]   Downloaded pistoncore-input v0.16.0
[INFO] [stderr]   Downloaded piston2d-graphics v0.20.1
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.31.4
[INFO] [stderr]   Downloaded gfx v0.14.1
[INFO] [stderr]   Downloaded petgraph v0.2.10
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.36.0
[INFO] [stderr]   Downloaded piston_window v0.64.0
[INFO] [stderr]   Downloaded conrod v0.49.0
[INFO] [stderr]   Downloaded glium v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17fbbd0ad437c8714a12a92073a537b26ae7669bd2d5441eb5eb5cae93cefdb5
[INFO] running `Command { std: "docker" "start" "-a" "17fbbd0ad437c8714a12a92073a537b26ae7669bd2d5441eb5eb5cae93cefdb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17fbbd0ad437c8714a12a92073a537b26ae7669bd2d5441eb5eb5cae93cefdb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17fbbd0ad437c8714a12a92073a537b26ae7669bd2d5441eb5eb5cae93cefdb5", kill_on_drop: false }`
[INFO] [stdout] 17fbbd0ad437c8714a12a92073a537b26ae7669bd2d5441eb5eb5cae93cefdb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94914456661cb58f22afa592c79cbe922a8af1ba967f444c4cd74b8b064dc4c5
[INFO] running `Command { std: "docker" "start" "-a" "94914456661cb58f22afa592c79cbe922a8af1ba967f444c4cd74b8b064dc4c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling piston-float v0.3.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling shader_version v0.2.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bitflags v0.6.0
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling piston-texture v0.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling interpolation v0.1.0
[INFO] [stderr]    Compiling read_color v0.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling smallvec v0.1.8
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling find_folder v0.3.0
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling piston-viewport v0.3.0
[INFO] [stderr]    Compiling vecmath v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling draw_state v0.6.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling petgraph v0.2.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pistoncore-input v0.17.1
[INFO] [stderr]    Compiling pistoncore-input v0.16.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling piston2d-graphics v0.21.1
[INFO] [stderr]    Compiling piston2d-graphics v0.20.1
[INFO] [stderr]    Compiling stb_truetype v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling rusttype v0.2.4
[INFO] [stderr]    Compiling daggy v0.4.1
[INFO] [stderr]    Compiling pistoncore-window v0.26.2
[INFO] [stderr]    Compiling pistoncore-window v0.25.0
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling gfx_core v0.6.1
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling pistoncore-event_loop v0.31.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling piston v0.31.4
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling pistoncore-event_loop v0.28.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling gfx v0.14.1
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling image v0.12.4
[INFO] [stderr]    Compiling gfx_device_gl v0.13.1
[INFO] [stderr]    Compiling piston-gfx_texture v0.21.1
[INFO] [stderr]    Compiling piston-gfx_texture v0.22.1
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.36.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.38.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.7.8
[INFO] [stderr]    Compiling wayland-window v0.4.4
[INFO] [stderr]    Compiling wayland-kbd v0.6.3
[INFO] [stderr]    Compiling winit v0.5.11
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.34.1
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.35.1
[INFO] [stderr]    Compiling piston_window v0.64.0
[INFO] [stderr]    Compiling conrod v0.49.0
[INFO] [stderr]    Compiling tic_tac_toe v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/graphics/mod.rs:79:50
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 fn texture_from_image<T>(img: &T) -> &T {img};
[INFO] [stdout]    |                                                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `q`
[INFO] [stdout]    --> src/ai.rs:132:6
[INFO] [stdout]     |
[INFO] [stdout] 132 |     for q in 0..9 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `windows`
[INFO] [stdout]  --> src/graphics/main_menu.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn update(    windows : &conrod::backend::piston::Window,
[INFO] [stdout]   |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_windows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 03s
[INFO] running `Command { std: "docker" "inspect" "94914456661cb58f22afa592c79cbe922a8af1ba967f444c4cd74b8b064dc4c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94914456661cb58f22afa592c79cbe922a8af1ba967f444c4cd74b8b064dc4c5", kill_on_drop: false }`
[INFO] [stdout] 94914456661cb58f22afa592c79cbe922a8af1ba967f444c4cd74b8b064dc4c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81432b0c5f5b2d1311bb029378ce1f89a7ba7e0187ee050129d1986b38ed6a55
[INFO] running `Command { std: "docker" "start" "-a" "81432b0c5f5b2d1311bb029378ce1f89a7ba7e0187ee050129d1986b38ed6a55", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic_tac_toe v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/graphics/mod.rs:79:50
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 fn texture_from_image<T>(img: &T) -> &T {img};
[INFO] [stdout]    |                                                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `q`
[INFO] [stdout]    --> src/ai.rs:132:6
[INFO] [stdout]     |
[INFO] [stdout] 132 |     for q in 0..9 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `windows`
[INFO] [stdout]  --> src/graphics/main_menu.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn update(    windows : &conrod::backend::piston::Window,
[INFO] [stdout]   |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_windows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tic_tac_toe-d1f5337a96575e6b)
[INFO] running `Command { std: "docker" "inspect" "81432b0c5f5b2d1311bb029378ce1f89a7ba7e0187ee050129d1986b38ed6a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81432b0c5f5b2d1311bb029378ce1f89a7ba7e0187ee050129d1986b38ed6a55", kill_on_drop: false }`
[INFO] [stdout] 81432b0c5f5b2d1311bb029378ce1f89a7ba7e0187ee050129d1986b38ed6a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f1378625c7f31322a1571972b45825f0cf8f93a160ee237cd13717dae4037c5
[INFO] running `Command { std: "docker" "start" "-a" "1f1378625c7f31322a1571972b45825f0cf8f93a160ee237cd13717dae4037c5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/graphics/mod.rs:79:50
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 fn texture_from_image<T>(img: &T) -> &T {img};
[INFO] [stderr]    |                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `q`
[INFO] [stderr]    --> src/ai.rs:132:6
[INFO] [stderr]     |
[INFO] [stderr] 132 |     for q in 0..9 {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `windows`
[INFO] [stderr]  --> src/graphics/main_menu.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn update(    windows : &conrod::backend::piston::Window,
[INFO] [stderr]   |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_windows`
[INFO] [stderr] 
[INFO] [stderr] warning: `tic_tac_toe` (bin "tic_tac_toe" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tic_tac_toe-d1f5337a96575e6b)
[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" "1f1378625c7f31322a1571972b45825f0cf8f93a160ee237cd13717dae4037c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f1378625c7f31322a1571972b45825f0cf8f93a160ee237cd13717dae4037c5", kill_on_drop: false }`
[INFO] [stdout] 1f1378625c7f31322a1571972b45825f0cf8f93a160ee237cd13717dae4037c5