[INFO] cloning repository https://github.com/LokiVKlokeNaAndoke/genetic_mazes_graphical
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LokiVKlokeNaAndoke/genetic_mazes_graphical" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLokiVKlokeNaAndoke%2Fgenetic_mazes_graphical", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLokiVKlokeNaAndoke%2Fgenetic_mazes_graphical'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d784597198c0e8f73d69685d346457d47fa1960
[INFO] testing LokiVKlokeNaAndoke/genetic_mazes_graphical against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLokiVKlokeNaAndoke%2Fgenetic_mazes_graphical" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LokiVKlokeNaAndoke/genetic_mazes_graphical on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LokiVKlokeNaAndoke/genetic_mazes_graphical
[INFO] finished tweaking git repo https://github.com/LokiVKlokeNaAndoke/genetic_mazes_graphical
[INFO] tweaked toml for git repo https://github.com/LokiVKlokeNaAndoke/genetic_mazes_graphical written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LokiVKlokeNaAndoke/genetic_mazes_graphical 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" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded image v0.22.2
[INFO] [stderr]   Downloaded gfx v0.18.1
[INFO] [stderr]   Downloaded gfx_core v0.9.1
[INFO] [stderr]   Downloaded base-x v0.2.5
[INFO] [stderr]   Downloaded pathfinding v1.1.12
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.7
[INFO] [stderr]   Downloaded stdweb-derive v0.5.1
[INFO] [stderr]   Downloaded stdweb v0.4.18
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dec49a547a0345362b2cf7ff107255fb448b6084ad4ac3409a07aebf917ceaee
[INFO] running `Command { std: "docker" "start" "-a" "dec49a547a0345362b2cf7ff107255fb448b6084ad4ac3409a07aebf917ceaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec49a547a0345362b2cf7ff107255fb448b6084ad4ac3409a07aebf917ceaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec49a547a0345362b2cf7ff107255fb448b6084ad4ac3409a07aebf917ceaee", kill_on_drop: false }`
[INFO] [stdout] dec49a547a0345362b2cf7ff107255fb448b6084ad4ac3409a07aebf917ceaee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1206ad05a6204740badb4ecb360a1e595bc5359987d76f0ef80b2cb84365a15d
[INFO] running `Command { std: "docker" "start" "-a" "1206ad05a6204740badb4ecb360a1e595bc5359987d76f0ef80b2cb84365a15d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling stb_truetype v0.3.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling downcast-rs v1.0.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling gfx_gl v0.6.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling rusttype v0.8.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling sid v0.5.2
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling alga v0.9.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling matrixmultiply v0.2.2
[INFO] [stderr]    Compiling ogg v0.7.0
[INFO] [stderr]    Compiling slice-deque v0.2.4
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling xi-unicode v0.2.0
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling mint v0.5.1
[INFO] [stderr]    Compiling glyph_brush_layout v0.1.7
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling minimp3 v0.3.3
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling gilrs-core v0.2.4
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling indexmap v1.1.0
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling claxon v0.4.2
[INFO] [stderr]    Compiling glyph_brush v0.5.3
[INFO] [stderr]    Compiling gilrs v0.7.2
[INFO] [stderr]    Compiling pathfinding v1.1.12
[INFO] [stderr]    Compiling zip v0.5.3
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling genetic_mazes_lib v0.1.0 (/opt/rustwide/workdir/genetic_mazes_lib)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> genetic_mazes_lib/src/genetic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arr2`
[INFO] [stdout]  --> genetic_mazes_lib/src/maze.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ndarray::{arr2, Array2};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SliceRandom`
[INFO] [stdout]  --> genetic_mazes_lib/src/genetic.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::seq::{IteratorRandom, SliceRandom};
[INFO] [stdout]   |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling winit v0.19.3
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]    Compiling glutin v0.20.1
[INFO] [stderr]    Compiling rodio v0.9.0
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]    Compiling euclid v0.19.9
[INFO] [stderr]    Compiling lyon_geom v0.12.7
[INFO] [stderr]    Compiling lyon_path v0.13.2
[INFO] [stderr]    Compiling lyon_algorithms v0.13.4
[INFO] [stderr]    Compiling lyon_tessellation v0.13.5
[INFO] [stderr]    Compiling lyon v0.13.5
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.2
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling gfx_core v0.9.1
[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling gfx v0.18.1
[INFO] [stderr]    Compiling gfx_window_glutin v0.30.0
[INFO] [stderr]    Compiling ggez v0.5.1
[INFO] [stderr]    Compiling genetic_mazes_graphical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Evaluator`, `Evolutionable`
[INFO] [stdout]  --> src/main.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use genetic_mazes_lib::{Evaluator, Evolutionable, GeneticAlgorithm};
[INFO] [stdout]   |                         ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MeshBuilder`
[INFO] [stdout]  --> src/main.rs:6:56
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ggez::graphics::{Color, DrawMode, DrawParam, Mesh, MeshBuilder, Rect};
[INFO] [stdout]   |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `elitism_slider`, `mutations_slider`, and `pop_size_slider` are never read
[INFO] [stdout]   --> src/main.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | struct GeneticMazes {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 47 |     elitism_slider: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 48 |     mutations_slider: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 49 |     pop_size_slider: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 4m 59s
[INFO] running `Command { std: "docker" "inspect" "1206ad05a6204740badb4ecb360a1e595bc5359987d76f0ef80b2cb84365a15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1206ad05a6204740badb4ecb360a1e595bc5359987d76f0ef80b2cb84365a15d", kill_on_drop: false }`
[INFO] [stdout] 1206ad05a6204740badb4ecb360a1e595bc5359987d76f0ef80b2cb84365a15d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7560a0b38204def8b65f7bcfef79833170659948ac31f160cf8ce6ffc97c59f
[INFO] running `Command { std: "docker" "start" "-a" "b7560a0b38204def8b65f7bcfef79833170659948ac31f160cf8ce6ffc97c59f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> genetic_mazes_lib/src/genetic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arr2`
[INFO] [stdout]  --> genetic_mazes_lib/src/maze.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ndarray::{arr2, Array2};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SliceRandom`
[INFO] [stdout]  --> genetic_mazes_lib/src/genetic.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::seq::{IteratorRandom, SliceRandom};
[INFO] [stdout]   |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling genetic_mazes_graphical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Evaluator`, `Evolutionable`
[INFO] [stdout]  --> src/main.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use genetic_mazes_lib::{Evaluator, Evolutionable, GeneticAlgorithm};
[INFO] [stdout]   |                         ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MeshBuilder`
[INFO] [stdout]  --> src/main.rs:6:56
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ggez::graphics::{Color, DrawMode, DrawParam, Mesh, MeshBuilder, Rect};
[INFO] [stdout]   |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `elitism_slider`, `mutations_slider`, and `pop_size_slider` are never read
[INFO] [stdout]   --> src/main.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | struct GeneticMazes {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 47 |     elitism_slider: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 48 |     mutations_slider: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 49 |     pop_size_slider: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 38.63s
[INFO] running `Command { std: "docker" "inspect" "b7560a0b38204def8b65f7bcfef79833170659948ac31f160cf8ce6ffc97c59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7560a0b38204def8b65f7bcfef79833170659948ac31f160cf8ce6ffc97c59f", kill_on_drop: false }`
[INFO] [stdout] b7560a0b38204def8b65f7bcfef79833170659948ac31f160cf8ce6ffc97c59f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35f48dc0d08b790d638dea2a38e916cf533be3b5eeb672b181f397bb82f40bc9
[INFO] running `Command { std: "docker" "start" "-a" "35f48dc0d08b790d638dea2a38e916cf533be3b5eeb672b181f397bb82f40bc9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> genetic_mazes_lib/src/genetic.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `arr2`
[INFO] [stderr]  --> genetic_mazes_lib/src/maze.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ndarray::{arr2, Array2};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SliceRandom`
[INFO] [stderr]  --> genetic_mazes_lib/src/genetic.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::seq::{IteratorRandom, SliceRandom};
[INFO] [stderr]   |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `genetic_mazes_lib` (lib) generated 3 warnings (run `cargo fix --lib -p genetic_mazes_lib` to apply 2 suggestions)
[INFO] [stderr] warning: unused imports: `Evaluator`, `Evolutionable`
[INFO] [stderr]  --> src/main.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | use genetic_mazes_lib::{Evaluator, Evolutionable, GeneticAlgorithm};
[INFO] [stderr]   |                         ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MeshBuilder`
[INFO] [stderr]  --> src/main.rs:6:56
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ggez::graphics::{Color, DrawMode, DrawParam, Mesh, MeshBuilder, Rect};
[INFO] [stderr]   |                                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `elitism_slider`, `mutations_slider`, and `pop_size_slider` are never read
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | struct GeneticMazes {
[INFO] [stderr]    |        ------------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 47 |     elitism_slider: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 48 |     mutations_slider: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 49 |     pop_size_slider: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `genetic_mazes_graphical` (bin "genetic_mazes_graphical" test) generated 3 warnings (run `cargo fix --bin "genetic_mazes_graphical" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/genetic_mazes_graphical-de484f45ab66254d)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35f48dc0d08b790d638dea2a38e916cf533be3b5eeb672b181f397bb82f40bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f48dc0d08b790d638dea2a38e916cf533be3b5eeb672b181f397bb82f40bc9", kill_on_drop: false }`
[INFO] [stdout] 35f48dc0d08b790d638dea2a38e916cf533be3b5eeb672b181f397bb82f40bc9