[INFO] cloning repository https://github.com/loganintech/algo-visualizer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loganintech/algo-visualizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Falgo-visualizer"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Falgo-visualizer'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 04275709ef2cd81292852d4e8e8761760a337657
[INFO] checking loganintech/algo-visualizer against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Falgo-visualizer" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loganintech/algo-visualizer on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/loganintech/algo-visualizer
[INFO] finished tweaking git repo https://github.com/loganintech/algo-visualizer
[INFO] tweaked toml for git repo https://github.com/loganintech/algo-visualizer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/loganintech/algo-visualizer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 070132c01b16abb194b7d9d5f018f6fd7350b4a3290b7aab022ca90dae60cd8f
[INFO] running `"docker" "start" "-a" "070132c01b16abb194b7d9d5f018f6fd7350b4a3290b7aab022ca90dae60cd8f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]     Checking piston-graphics_api_version v0.2.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking hsl v0.1.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking shader_version v0.6.0
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking tiff v0.4.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking piston2d-graphics v0.36.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking image v0.23.0
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.72.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking algo-visualizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Srgb`
[INFO] [stderr]  --> src/main.rs:4:39
[INFO] [stderr]   |
[INFO] [stderr] 4 | use palette::{Gradient, Hsv, LinSrgb, Srgb};
[INFO] [stderr]   |                                       ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bogo::BogoSort`, `insertion::InsertionSort`, `selection::SelectionSort`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     bogo::BogoSort, bubble::BubbleSort, insertion::InsertionSort, selection::SelectionSort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^                      ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Srgb`
[INFO] [stderr]  --> src/main.rs:4:39
[INFO] [stderr]   |
[INFO] [stderr] 4 | use palette::{Gradient, Hsv, LinSrgb, Srgb};
[INFO] [stderr]   |                                       ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bogo::BogoSort`, `insertion::InsertionSort`, `selection::SelectionSort`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     bogo::BogoSort, bubble::BubbleSort, insertion::InsertionSort, selection::SelectionSort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^                      ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sorts/bogo.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn new(len: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sorts/insertion.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new(len: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sorts/selection.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn new(len: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sorts/bogo.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn new(len: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sorts/insertion.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new(len: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sorts/selection.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn new(len: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.89s
[INFO] running `"docker" "inspect" "070132c01b16abb194b7d9d5f018f6fd7350b4a3290b7aab022ca90dae60cd8f"`
[INFO] running `"docker" "rm" "-f" "070132c01b16abb194b7d9d5f018f6fd7350b4a3290b7aab022ca90dae60cd8f"`
[INFO] [stdout] 070132c01b16abb194b7d9d5f018f6fd7350b4a3290b7aab022ca90dae60cd8f