[INFO] cloning repository https://github.com/tripph/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/tripph/piston-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftripph%2Fpiston-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftripph%2Fpiston-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2238131bbbb727c3bbe8e9911339aa4bf63ab107
[INFO] testing tripph/piston-sudoku against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftripph%2Fpiston-sudoku" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tripph/piston-sudoku on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tripph/piston-sudoku
[INFO] finished tweaking git repo https://github.com/tripph/piston-sudoku
[INFO] tweaked toml for git repo https://github.com/tripph/piston-sudoku written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tripph/piston-sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f62a99c9d703b0995007e37147c88ca6c0cf6316c251c3e00dddac0725191cb
[INFO] running `Command { std: "docker" "start" "-a" "1f62a99c9d703b0995007e37147c88ca6c0cf6316c251c3e00dddac0725191cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f62a99c9d703b0995007e37147c88ca6c0cf6316c251c3e00dddac0725191cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f62a99c9d703b0995007e37147c88ca6c0cf6316c251c3e00dddac0725191cb", kill_on_drop: false }`
[INFO] [stdout] 1f62a99c9d703b0995007e37147c88ca6c0cf6316c251c3e00dddac0725191cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 250b4f1f0828973d8888222c2a53ff1660b6e37445c6fb34e930f9e2e88a95a3
[INFO] running `Command { std: "docker" "start" "-a" "250b4f1f0828973d8888222c2a53ff1660b6e37445c6fb34e930f9e2e88a95a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling piston-float v1.0.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling piston-graphics_api_version v0.2.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling piston-texture v0.8.0
[INFO] [stderr]    Compiling read_color v1.0.0
[INFO] [stderr]    Compiling interpolation v0.2.0
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling piston-viewport v1.0.0
[INFO] [stderr]    Compiling vecmath v1.0.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling shader_version v0.6.0
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling deflate v0.8.5
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling tiff v0.5.0
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling png v0.16.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling piston2d-graphics v0.36.0
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling image v0.23.6
[INFO] [stderr]    Compiling pistoncore-input v0.28.1
[INFO] [stderr]    Compiling pistoncore-window v0.45.0
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.72.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.50.0
[INFO] [stderr]    Compiling piston v0.50.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling glutin v0.21.2
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.64.0
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Button`, `MouseButton`
[INFO] [stdout]  --> src/gameboard_controller.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stdout]   |                                   ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Button` is imported redundantly
[INFO] [stdout]   --> src/gameboard_controller.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 3  | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stdout]    |                                   ------ the item `Button` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 43 |         use piston::input::{Button, Key, MouseButton};
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MouseButton` is imported redundantly
[INFO] [stdout]   --> src/gameboard_controller.rs:43:42
[INFO] [stdout]    |
[INFO] [stdout] 3  | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stdout]    |                                           ----------- the item `MouseButton` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 43 |         use piston::input::{Button, Key, MouseButton};
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "250b4f1f0828973d8888222c2a53ff1660b6e37445c6fb34e930f9e2e88a95a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250b4f1f0828973d8888222c2a53ff1660b6e37445c6fb34e930f9e2e88a95a3", kill_on_drop: false }`
[INFO] [stdout] 250b4f1f0828973d8888222c2a53ff1660b6e37445c6fb34e930f9e2e88a95a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b07cc3d23ca037bfe85490d9f0f891a26b7d4334cb31e83db45525845c9d9939
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b07cc3d23ca037bfe85490d9f0f891a26b7d4334cb31e83db45525845c9d9939", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Button`, `MouseButton`
[INFO] [stdout]  --> src/gameboard_controller.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stdout]   |                                   ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Button` is imported redundantly
[INFO] [stdout]   --> src/gameboard_controller.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 3  | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stdout]    |                                   ------ the item `Button` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 43 |         use piston::input::{Button, Key, MouseButton};
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MouseButton` is imported redundantly
[INFO] [stdout]   --> src/gameboard_controller.rs:43:42
[INFO] [stdout]    |
[INFO] [stdout] 3  | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stdout]    |                                           ----------- the item `MouseButton` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 43 |         use piston::input::{Button, Key, MouseButton};
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "b07cc3d23ca037bfe85490d9f0f891a26b7d4334cb31e83db45525845c9d9939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b07cc3d23ca037bfe85490d9f0f891a26b7d4334cb31e83db45525845c9d9939", kill_on_drop: false }`
[INFO] [stdout] b07cc3d23ca037bfe85490d9f0f891a26b7d4334cb31e83db45525845c9d9939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03cf08481cb9ad90216a29bd9daba586dc00b8a3aeeade187a208d353bb84f14
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "03cf08481cb9ad90216a29bd9daba586dc00b8a3aeeade187a208d353bb84f14", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Button`, `MouseButton`
[INFO] [stderr]  --> src/gameboard_controller.rs:3:35
[INFO] [stderr]   |
[INFO] [stderr] 3 | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stderr]   |                                   ^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Button` is imported redundantly
[INFO] [stderr]   --> src/gameboard_controller.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 3  | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stderr]    |                                   ------ the item `Button` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 43 |         use piston::input::{Button, Key, MouseButton};
[INFO] [stderr]    |                             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `MouseButton` is imported redundantly
[INFO] [stderr]   --> src/gameboard_controller.rs:43:42
[INFO] [stderr]    |
[INFO] [stderr] 3  | use piston::input::{GenericEvent, Button, MouseButton};
[INFO] [stderr]    |                                           ----------- the item `MouseButton` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 43 |         use piston::input::{Button, Key, MouseButton};
[INFO] [stderr]    |                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku-143c4fb51aa1be58
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03cf08481cb9ad90216a29bd9daba586dc00b8a3aeeade187a208d353bb84f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03cf08481cb9ad90216a29bd9daba586dc00b8a3aeeade187a208d353bb84f14", kill_on_drop: false }`
[INFO] [stdout] 03cf08481cb9ad90216a29bd9daba586dc00b8a3aeeade187a208d353bb84f14