[INFO] fetching crate tic_tac_toe 0.1.3...
[INFO] checking tic_tac_toe-0.1.3 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate tic_tac_toe 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tic_tac_toe 0.1.3 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0abc34dcbd7e65ab324b0f42e90f33d1ddf247fdd3d7ec770b54cc39c62eb281
[INFO] running `Command { std: "docker" "start" "-a" "0abc34dcbd7e65ab324b0f42e90f33d1ddf247fdd3d7ec770b54cc39c62eb281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0abc34dcbd7e65ab324b0f42e90f33d1ddf247fdd3d7ec770b54cc39c62eb281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0abc34dcbd7e65ab324b0f42e90f33d1ddf247fdd3d7ec770b54cc39c62eb281", kill_on_drop: false }`
[INFO] [stdout] 0abc34dcbd7e65ab324b0f42e90f33d1ddf247fdd3d7ec770b54cc39c62eb281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a6390b745cc595420c871f948e353f9bf30641f60245da22a4a4d12571f65db
[INFO] running `Command { std: "docker" "start" "-a" "4a6390b745cc595420c871f948e353f9bf30641f60245da22a4a4d12571f65db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking bitflags v0.6.0
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking piston-texture v0.5.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking read_color v0.1.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.2.1
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking pistoncore-input v0.17.1
[INFO] [stderr]     Checking pistoncore-input v0.16.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking petgraph v0.2.10
[INFO] [stderr]     Checking gfx_core v0.6.1
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking piston2d-graphics v0.21.1
[INFO] [stderr]     Checking piston2d-graphics v0.20.1
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking pistoncore-window v0.26.2
[INFO] [stderr]     Checking daggy v0.4.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking pistoncore-event_loop v0.31.4
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]     Checking clap v2.33.3
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[INFO] [stderr]     Checking gfx v0.14.1
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[INFO] [stderr]     Checking piston v0.31.4
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking pistoncore-window v0.25.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.28.0
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[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]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking image v0.12.4
[INFO] [stderr]     Checking piston-gfx_texture v0.21.1
[INFO] [stderr]     Checking piston-gfx_texture v0.22.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.36.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.38.0
[INFO] [stderr]     Checking gfx_device_gl v0.13.1
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking pistoncore-glutin_window v0.35.1
[INFO] [stderr]     Checking pistoncore-glutin_window v0.34.1
[INFO] [stderr]     Checking piston_window v0.64.0
[INFO] [stderr]     Checking conrod v0.49.0
[INFO] [stderr]     Checking 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: 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: `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: 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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.39s
[INFO] running `Command { std: "docker" "inspect" "4a6390b745cc595420c871f948e353f9bf30641f60245da22a4a4d12571f65db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6390b745cc595420c871f948e353f9bf30641f60245da22a4a4d12571f65db", kill_on_drop: false }`
[INFO] [stdout] 4a6390b745cc595420c871f948e353f9bf30641f60245da22a4a4d12571f65db