[INFO] cloning repository https://github.com/ntBre/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ntBre/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FntBre%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FntBre%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfa05933ac488d77811cb2316b4d9e48c91fde06
[INFO] checking ntBre/sudoku against master#84e729a59f216cc64755788a470f165429a731f4 for pr-123737-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FntBre%2Fsudoku" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ntBre/sudoku on toolchain 84e729a59f216cc64755788a470f165429a731f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ntBre/sudoku
[INFO] finished tweaking git repo https://github.com/ntBre/sudoku
[INFO] tweaked toml for git repo https://github.com/ntBre/sudoku written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ntBre/sudoku 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" "+84e729a59f216cc64755788a470f165429a731f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v1.0.12
[INFO] [stderr]   Downloaded pin-project v1.0.12
[INFO] [stderr]   Downloaded bytemuck v1.12.1
[INFO] [stderr]   Downloaded futures-sink v0.3.24
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.6
[INFO] [stderr]   Downloaded exr v1.5.0
[INFO] [stderr]   Downloaded image v0.24.3
[INFO] [stderr]   Downloaded tiff v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 773f860449da21022c4735526cd83180ab8c8a09a1775d12a5b1b15c736c94a6
[INFO] running `Command { std: "docker" "start" "-a" "773f860449da21022c4735526cd83180ab8c8a09a1775d12a5b1b15c736c94a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "773f860449da21022c4735526cd83180ab8c8a09a1775d12a5b1b15c736c94a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773f860449da21022c4735526cd83180ab8c8a09a1775d12a5b1b15c736c94a6", kill_on_drop: false }`
[INFO] [stdout] 773f860449da21022c4735526cd83180ab8c8a09a1775d12a5b1b15c736c94a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16ffd4a7616506ff401f6ab75cbdd9089db6dd9be928a227330c846d4f58fd76
[INFO] running `Command { std: "docker" "start" "-a" "16ffd4a7616506ff401f6ab75cbdd9089db6dd9be928a227330c846d4f58fd76", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.6
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking jpeg-decoder v0.2.6
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking bytemuck v1.12.1
[INFO] [stderr]     Checking piston2d-graphics v0.42.0
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]     Checking tiff v0.7.3
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.5.0
[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking image v0.24.3
[INFO] [stderr]     Checking pistoncore-window v0.47.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.53.1
[INFO] [stderr]     Checking piston v0.53.1
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.81.0
[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 pistoncore-glutin_window v0.70.1
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.53s
[INFO] running `Command { std: "docker" "inspect" "16ffd4a7616506ff401f6ab75cbdd9089db6dd9be928a227330c846d4f58fd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ffd4a7616506ff401f6ab75cbdd9089db6dd9be928a227330c846d4f58fd76", kill_on_drop: false }`
[INFO] [stdout] 16ffd4a7616506ff401f6ab75cbdd9089db6dd9be928a227330c846d4f58fd76