[INFO] updating cached repository https://github.com/klaatu01/maze-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f452bae65d20f9c47956e1b84447b16680053b2b [INFO] testing klaatu01/maze-rs against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklaatu01%2Fmaze-rs" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/klaatu01/maze-rs on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/klaatu01/maze-rs [INFO] finished tweaking git repo https://github.com/klaatu01/maze-rs [INFO] tweaked toml for git repo https://github.com/klaatu01/maze-rs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/klaatu01/maze-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 76ac85abc60045eb0e5b8e3059253569befd82155c75bdc8989296cd9702bb47 [INFO] running `"docker" "start" "-a" "76ac85abc60045eb0e5b8e3059253569befd82155c75bdc8989296cd9702bb47"` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling piston-float v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling downcast-rs v1.1.1 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling piston-graphics_api_version v0.2.0 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling memchr v2.3.2 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling xdg v2.2.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling piston-texture v0.6.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling interpolation v0.2.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling read_color v1.0.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling piston-shaders_graphics2d v0.3.1 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling piston-viewport v1.0.0 [INFO] [stderr] Compiling vecmath v1.0.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling shader_version v0.6.0 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling draw_state v0.8.0 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling wayland-sys v0.21.13 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling bstr v0.2.11 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Compiling glutin v0.19.0 [INFO] [stderr] Compiling rusttype v0.8.2 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling gfx_gl v0.5.0 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling prettytable-rs v0.8.0 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling piston2d-graphics v0.32.0 [INFO] [stderr] Compiling wayland-client v0.21.13 [INFO] [stderr] Compiling wayland-protocols v0.21.13 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling wayland-commons v0.21.13 [INFO] [stderr] Compiling derivative v1.0.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling gfx_core v0.8.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling proc-macro-error v0.4.9 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.9 [INFO] [stderr] Compiling smithay-client-toolkit v0.4.6 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 (https://github.com/clap-rs/clap/#bbb14f8b) [INFO] [stderr] Compiling winit v0.18.1 [INFO] [stderr] Compiling clap v3.0.0-beta.1 (https://github.com/clap-rs/clap/#bbb14f8b) [INFO] [stderr] Compiling pistoncore-input v0.28.0 [INFO] [stderr] Compiling pistoncore-window v0.43.0 [INFO] [stderr] Compiling pistoncore-event_loop v0.48.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.61.0 [INFO] [stderr] Compiling gfx v0.17.1 [INFO] [stderr] Compiling gfx_device_gl v0.15.5 [INFO] [stderr] Compiling piston v0.48.0 [INFO] [stderr] Compiling piston-gfx_texture v0.36.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.61.0 [INFO] [stderr] Compiling piston_window v0.98.0 [INFO] [stderr] Compiling maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | _ => panic!("Algorithm Not Implemented"), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/types/grid.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | _ => false, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/disp/display.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let width = self.window.size().width; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/types/grid.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | for j in 0..self.y { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/types/grid.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..self.x {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/disp/ascii.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut chunk = &grid.index(x, y); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Display` [INFO] [stderr] --> src/disp/display.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Display { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/disp/display.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(grid: Grid, window: PistonWindow) -> Display { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update` [INFO] [stderr] --> src/disp/display.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn update(&mut self, event: Event) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `grid_build_time` [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let grid_build_time = grid_build_instant.elapsed().as_millis(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_grid_build_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 33s [INFO] running `"docker" "inspect" "76ac85abc60045eb0e5b8e3059253569befd82155c75bdc8989296cd9702bb47"` [INFO] running `"docker" "rm" "-f" "76ac85abc60045eb0e5b8e3059253569befd82155c75bdc8989296cd9702bb47"` [INFO] [stdout] 76ac85abc60045eb0e5b8e3059253569befd82155c75bdc8989296cd9702bb47 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 460c262f3a983ebf7cf5276c8e24a5f5fd24cd46a9bbb3790d282ad38a5c4019 [INFO] running `"docker" "start" "-a" "460c262f3a983ebf7cf5276c8e24a5f5fd24cd46a9bbb3790d282ad38a5c4019"` [INFO] [stderr] Compiling maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | _ => panic!("Algorithm Not Implemented"), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/types/grid.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | _ => false, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/disp/display.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let width = self.window.size().width; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/types/grid.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | for j in 0..self.y { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/types/grid.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..self.x {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/disp/ascii.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut chunk = &grid.index(x, y); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Display` [INFO] [stderr] --> src/disp/display.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Display { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/disp/display.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(grid: Grid, window: PistonWindow) -> Display { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update` [INFO] [stderr] --> src/disp/display.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn update(&mut self, event: Event) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `grid_build_time` [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let grid_build_time = grid_build_instant.elapsed().as_millis(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_grid_build_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `grid_build_time` [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let grid_build_time = grid_build_instant.elapsed().as_millis(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_grid_build_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | _ => panic!("Algorithm Not Implemented"), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/types/grid.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | _ => false, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/disp/display.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let width = self.window.size().width; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/types/grid.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | for j in 0..self.y { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/types/grid.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..self.x {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/disp/ascii.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut chunk = &grid.index(x, y); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Display` [INFO] [stderr] --> src/disp/display.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Display { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/disp/display.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(grid: Grid, window: PistonWindow) -> Display { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update` [INFO] [stderr] --> src/disp/display.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn update(&mut self, event: Event) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `"docker" "inspect" "460c262f3a983ebf7cf5276c8e24a5f5fd24cd46a9bbb3790d282ad38a5c4019"` [INFO] running `"docker" "rm" "-f" "460c262f3a983ebf7cf5276c8e24a5f5fd24cd46a9bbb3790d282ad38a5c4019"` [INFO] [stdout] 460c262f3a983ebf7cf5276c8e24a5f5fd24cd46a9bbb3790d282ad38a5c4019 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 102bb367ec19bedf088ba829682e354ffe3ee4d3bab202d1f85c00fd1fc5fe47 [INFO] running `"docker" "start" "-a" "102bb367ec19bedf088ba829682e354ffe3ee4d3bab202d1f85c00fd1fc5fe47"` [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | _ => panic!("Algorithm Not Implemented"), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/types/grid.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | _ => false, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/disp/display.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let width = self.window.size().width; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/types/grid.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | for j in 0..self.y { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/types/grid.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..self.x {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | _ => panic!("Algorithm Not Implemented"), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/types/grid.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | _ => false, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/disp/display.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let width = self.window.size().width; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/types/grid.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | for j in 0..self.y { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/types/grid.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..self.x {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/disp/ascii.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut chunk = &grid.index(x, y); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Display` [INFO] [stderr] --> src/disp/display.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Display { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/disp/display.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(grid: Grid, window: PistonWindow) -> Display { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update` [INFO] [stderr] --> src/disp/display.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn update(&mut self, event: Event) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/disp/ascii.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut chunk = &grid.index(x, y); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Display` [INFO] [stderr] --> src/disp/display.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Display { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/disp/display.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(grid: Grid, window: PistonWindow) -> Display { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update` [INFO] [stderr] --> src/disp/display.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn update(&mut self, event: Event) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `grid_build_time` [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let grid_build_time = grid_build_instant.elapsed().as_millis(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_grid_build_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `grid_build_time` [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let grid_build_time = grid_build_instant.elapsed().as_millis(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_grid_build_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.45s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/maze-1d78e9aebe1b3213 [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] [stderr] Running /opt/rustwide/target/debug/deps/maze_gen-2042bed338f3fc75 [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] [stderr] Running /opt/rustwide/target/debug/deps/grid_test-16d77264acb132c5 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test creates_grid_with_dims ... ok [INFO] [stdout] test creates_grid_with_borders ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- creates_grid_with_borders stdout ---- [INFO] [stdout] thread 'creates_grid_with_borders' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`', tests/grid-test.rs:20:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56487a529d24 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x56487a529d24 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x56487a529d24 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x56487a529d24 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x56487a55293c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x56487a4d8815 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x56487a524341 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x56487a52c5f5 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x56487a52c5f5 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x56487a52c5f5 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x56487a52c2db - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x56487a52cc52 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x56487a52c83b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x56487a52c7ab - std::panicking::begin_panic_fmt::h2fa40d03719daab1 [INFO] [stdout] at src/libstd/panicking.rs:373 [INFO] [stdout] 14: 0x56487a4d74cf - grid_test::creates_grid_with_borders::h96481971e69c086b [INFO] [stdout] at tests/grid-test.rs:20 [INFO] [stdout] 15: 0x56487a4d6c1a - grid_test::creates_grid_with_borders::{{closure}}::hc7cdb7df5b435381 [INFO] [stdout] at tests/grid-test.rs:11 [INFO] [stdout] 16: 0x56487a4d645e - core::ops::function::FnOnce::call_once::hb086bc511bf484e4 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 17: 0x56487a4e470f - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 18: 0x56487a4ffd0e - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 19: 0x56487a4ffd0e - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 20: 0x56487a4ffd0e - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 21: 0x56487a4ffd0e - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x56487a4ffd0e - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 23: 0x56487a4ffd0e - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 24: 0x56487a4d7cc6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 25: 0x56487a4dd055 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 26: 0x56487a4dd055 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 27: 0x56487a4dd055 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 28: 0x56487a4dd055 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 29: 0x56487a4dd055 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x56487a4dd055 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 31: 0x56487a4dd055 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 32: 0x56487a52054f - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 33: 0x56487a533433 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 34: 0x56487a533433 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 35: 0x7f09abe2a6db - start_thread [INFO] [stdout] 36: 0x7f09ab93b88f - __clone [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] creates_grid_with_borders [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test grid-test' [INFO] running `"docker" "inspect" "102bb367ec19bedf088ba829682e354ffe3ee4d3bab202d1f85c00fd1fc5fe47"` [INFO] running `"docker" "rm" "-f" "102bb367ec19bedf088ba829682e354ffe3ee4d3bab202d1f85c00fd1fc5fe47"` [INFO] [stdout] 102bb367ec19bedf088ba829682e354ffe3ee4d3bab202d1f85c00fd1fc5fe47