[INFO] cloning repository https://github.com/Buh13246/piston-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Buh13246/piston-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuh13246%2Fpiston-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuh13246%2Fpiston-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2159b71e792e681d0aa23a110aad38a6f7678216
[INFO] checking Buh13246/piston-sudoku against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuh13246%2Fpiston-sudoku" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Buh13246/piston-sudoku on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Buh13246/piston-sudoku
[INFO] finished tweaking git repo https://github.com/Buh13246/piston-sudoku
[INFO] tweaked toml for git repo https://github.com/Buh13246/piston-sudoku written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Buh13246/piston-sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74d76438f5b954df291682cb2cf1e19000ff956940c4809cc3af51d5bfaa76f0
[INFO] running `Command { std: "docker" "start" "-a" "74d76438f5b954df291682cb2cf1e19000ff956940c4809cc3af51d5bfaa76f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74d76438f5b954df291682cb2cf1e19000ff956940c4809cc3af51d5bfaa76f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d76438f5b954df291682cb2cf1e19000ff956940c4809cc3af51d5bfaa76f0", kill_on_drop: false }`
[INFO] [stdout] 74d76438f5b954df291682cb2cf1e19000ff956940c4809cc3af51d5bfaa76f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd271a765176e51057088c7865d014ff02073ae7eb22bf64cc38377de213451e
[INFO] running `Command { std: "docker" "start" "-a" "dd271a765176e51057088c7865d014ff02073ae7eb22bf64cc38377de213451e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.4.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking shader_version v0.7.0
[INFO] [stderr]     Checking piston2d-graphics v0.39.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking wayland-cursor v0.28.5
[INFO] [stderr]     Checking wayland-egl v0.28.5
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.77.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking pistoncore-window v0.47.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.52.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.68.1
[INFO] [stderr]     Checking piston v0.52.1
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.78s
[INFO] running `Command { std: "docker" "inspect" "dd271a765176e51057088c7865d014ff02073ae7eb22bf64cc38377de213451e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd271a765176e51057088c7865d014ff02073ae7eb22bf64cc38377de213451e", kill_on_drop: false }`
[INFO] [stdout] dd271a765176e51057088c7865d014ff02073ae7eb22bf64cc38377de213451e