[INFO] cloning repository https://github.com/stefnotch/rust-sudoku-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stefnotch/rust-sudoku-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefnotch%2Frust-sudoku-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefnotch%2Frust-sudoku-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e846bd73b02bdb6785f2561bd2359f7fea36087b [INFO] checking stefnotch/rust-sudoku-practice against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefnotch%2Frust-sudoku-practice" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stefnotch/rust-sudoku-practice on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stefnotch/rust-sudoku-practice [INFO] finished tweaking git repo https://github.com/stefnotch/rust-sudoku-practice [INFO] tweaked toml for git repo https://github.com/stefnotch/rust-sudoku-practice written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/stefnotch/rust-sudoku-practice 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" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded speedy2d v1.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e7b61d666daf3428a08f49aa6bd895b29d6c212a29cd6370ff5d09556a6ef3b [INFO] running `Command { std: "docker" "start" "-a" "4e7b61d666daf3428a08f49aa6bd895b29d6c212a29cd6370ff5d09556a6ef3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e7b61d666daf3428a08f49aa6bd895b29d6c212a29cd6370ff5d09556a6ef3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e7b61d666daf3428a08f49aa6bd895b29d6c212a29cd6370ff5d09556a6ef3b", kill_on_drop: false }` [INFO] [stdout] 4e7b61d666daf3428a08f49aa6bd895b29d6c212a29cd6370ff5d09556a6ef3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ea5a196b7b9dd41ae419e7ffd19cda75e9e32b99db7ef3197abd914fe175a02 [INFO] running `Command { std: "docker" "start" "-a" "5ea5a196b7b9dd41ae419e7ffd19cda75e9e32b99db7ef3197abd914fe175a02", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking libloading v0.7.2 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking ttf-parser v0.6.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling x11-dl v2.19.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking xdg v2.4.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking owned_ttf_parser v0.6.0 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking cty v0.2.2 [INFO] [stderr] Checking raw-window-handle v0.4.2 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Compiling glutin_egl_sys v0.1.5 [INFO] [stderr] Compiling glutin_glx_sys v0.1.7 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking weezl v0.1.5 [INFO] [stderr] Checking wayland-commons v0.28.6 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking raw-window-handle v0.3.4 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling gl v0.14.0 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Checking wayland-cursor v0.28.6 [INFO] [stderr] Checking wayland-egl v0.28.6 [INFO] [stderr] Checking gif v0.11.3 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking bytemuck v1.7.3 [INFO] [stderr] Checking glow v0.7.2 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking smithay-client-toolkit v0.12.3 [INFO] [stderr] Checking winit v0.24.0 [INFO] [stderr] Checking glutin v0.26.0 [INFO] [stderr] Checking speedy2d v1.3.1 [INFO] [stderr] Checking rustdoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:304:9 [INFO] [stdout] | [INFO] [stdout] 304 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `button` [INFO] [stdout] --> src/main.rs:305:9 [INFO] [stdout] | [INFO] [stdout] 305 | button: speedy2d::window::MouseButton, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_button` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:314:9 [INFO] [stdout] | [INFO] [stdout] 314 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:329:9 [INFO] [stdout] | [INFO] [stdout] 329 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `button` [INFO] [stdout] --> src/main.rs:330:9 [INFO] [stdout] | [INFO] [stdout] 330 | button: speedy2d::window::MouseButton, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_button` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 340 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scancode` [INFO] [stdout] --> src/main.rs:342:9 [INFO] [stdout] | [INFO] [stdout] 342 | scancode: speedy2d::window::KeyScancode, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scancode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:304:9 [INFO] [stdout] | [INFO] [stdout] 304 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `button` [INFO] [stdout] --> src/main.rs:305:9 [INFO] [stdout] | [INFO] [stdout] 305 | button: speedy2d::window::MouseButton, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_button` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:314:9 [INFO] [stdout] | [INFO] [stdout] 314 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:329:9 [INFO] [stdout] | [INFO] [stdout] 329 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `button` [INFO] [stdout] --> src/main.rs:330:9 [INFO] [stdout] | [INFO] [stdout] 330 | button: speedy2d::window::MouseButton, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_button` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `helper` [INFO] [stdout] --> src/main.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 340 | helper: &mut WindowHelper<()>, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scancode` [INFO] [stdout] --> src/main.rs:342:9 [INFO] [stdout] | [INFO] [stdout] 342 | scancode: speedy2d::window::KeyScancode, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scancode` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.98s [INFO] running `Command { std: "docker" "inspect" "5ea5a196b7b9dd41ae419e7ffd19cda75e9e32b99db7ef3197abd914fe175a02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ea5a196b7b9dd41ae419e7ffd19cda75e9e32b99db7ef3197abd914fe175a02", kill_on_drop: false }` [INFO] [stdout] 5ea5a196b7b9dd41ae419e7ffd19cda75e9e32b99db7ef3197abd914fe175a02