[INFO] cloning repository https://github.com/plorefice/minesweeper-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plorefice/minesweeper-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplorefice%2Fminesweeper-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplorefice%2Fminesweeper-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4aa679f260a38e93f609e731e5c048c2a6efdb72
[INFO] checking plorefice/minesweeper-rs/4aa679f260a38e93f609e731e5c048c2a6efdb72 against master#9ba3d315b4b2bea7485071eaf4b2681320cd2a27 for pr-124592
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplorefice%2Fminesweeper-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plorefice/minesweeper-rs on toolchain 9ba3d315b4b2bea7485071eaf4b2681320cd2a27
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plorefice/minesweeper-rs
[INFO] finished tweaking git repo https://github.com/plorefice/minesweeper-rs
[INFO] tweaked toml for git repo https://github.com/plorefice/minesweeper-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/plorefice/minesweeper-rs 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" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.88
[INFO] [stderr]   Downloaded piston-viewport v0.5.0
[INFO] [stderr]   Downloaded pistoncore-input v0.24.0
[INFO] [stderr]   Downloaded pistoncore-window v0.37.0
[INFO] [stderr]   Downloaded shader_version v0.3.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.54.0
[INFO] [stderr]   Downloaded serde v1.0.88
[INFO] [stderr]   Downloaded piston-texture v0.6.0
[INFO] [stderr]   Downloaded andrew v0.1.6
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.42.0
[INFO] [stderr]   Downloaded piston-gfx_texture v0.35.0
[INFO] [stderr]   Downloaded safe-transmute v0.10.1
[INFO] [stderr]   Downloaded approx v0.3.1
[INFO] [stderr]   Downloaded piston v0.42.0
[INFO] [stderr]   Downloaded derivative v1.0.2
[INFO] [stderr]   Downloaded rusttype v0.7.5
[INFO] [stderr]   Downloaded image v0.21.0
[INFO] [stderr]   Downloaded piston_window v0.89.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.56.0
[INFO] [stderr]   Downloaded piston2d-graphics v0.30.0
[INFO] [stderr]   Downloaded wayland-protocols v0.21.11
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.4
[INFO] [stderr]   Downloaded nix v0.12.0
[INFO] [stderr]   Downloaded winit v0.18.1
[INFO] [stderr]   Downloaded wayland-client v0.21.11
[INFO] [stderr]   Downloaded glutin v0.19.0
[INFO] [stderr]   Downloaded num-derive v0.2.4
[INFO] [stderr]   Downloaded gleam v0.6.9
[INFO] [stderr]   Downloaded cc v1.0.29
[INFO] [stderr]   Downloaded gfx_core v0.8.3
[INFO] [stderr]   Downloaded png v0.14.0
[INFO] [stderr]   Downloaded backtrace v0.3.14
[INFO] [stderr]   Downloaded wayland-scanner v0.21.11
[INFO] [stderr]   Downloaded wayland-commons v0.21.11
[INFO] [stderr]   Downloaded wayland-sys v0.21.11
[INFO] [stderr]   Downloaded gfx_device_gl v0.15.5
[INFO] [stderr]   Downloaded vecmath v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cb9c1e3990d9314c57c8f031a516c2f56e50a3d66a2f3c9e6d8415e1bc8886e
[INFO] running `Command { std: "docker" "start" "-a" "2cb9c1e3990d9314c57c8f031a516c2f56e50a3d66a2f3c9e6d8415e1bc8886e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cb9c1e3990d9314c57c8f031a516c2f56e50a3d66a2f3c9e6d8415e1bc8886e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb9c1e3990d9314c57c8f031a516c2f56e50a3d66a2f3c9e6d8415e1bc8886e", kill_on_drop: false }`
[INFO] [stdout] 2cb9c1e3990d9314c57c8f031a516c2f56e50a3d66a2f3c9e6d8415e1bc8886e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bca60be5f6286bf79b731e5ae3f98448d96f09e6e859e01fe947adb29205e1f
[INFO] running `Command { std: "docker" "start" "-a" "5bca60be5f6286bf79b731e5ae3f98448d96f09e6e859e01fe947adb29205e1f", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking andrew v0.1.6
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]     Checking wayland-commons v0.21.11
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking piston-gfx_texture v0.35.0
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.56.0
[INFO] [stderr]     Checking pistoncore-window v0.37.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.42.0
[INFO] [stderr]     Checking piston v0.42.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking pistoncore-glutin_window v0.54.0
[INFO] [stderr]     Checking piston_window v0.89.0
[INFO] [stderr]     Checking ai-learns-minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.57s
[INFO] running `Command { std: "docker" "inspect" "5bca60be5f6286bf79b731e5ae3f98448d96f09e6e859e01fe947adb29205e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bca60be5f6286bf79b731e5ae3f98448d96f09e6e859e01fe947adb29205e1f", kill_on_drop: false }`
[INFO] [stdout] 5bca60be5f6286bf79b731e5ae3f98448d96f09e6e859e01fe947adb29205e1f