[INFO] cloning repository https://github.com/victorlaurentiu/maze_gen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/victorlaurentiu/maze_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictorlaurentiu%2Fmaze_gen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictorlaurentiu%2Fmaze_gen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ab01fff9b9c2483b1783cc85b9971d219f9d6c4f [INFO] testing victorlaurentiu/maze_gen against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictorlaurentiu%2Fmaze_gen" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/victorlaurentiu/maze_gen on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/victorlaurentiu/maze_gen [INFO] finished tweaking git repo https://github.com/victorlaurentiu/maze_gen [INFO] tweaked toml for git repo https://github.com/victorlaurentiu/maze_gen written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/victorlaurentiu/maze_gen 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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 34 packages to latest compatible versions [INFO] [stderr] Adding anstream v0.6.18 [INFO] [stderr] Adding anstyle v1.0.10 [INFO] [stderr] Adding anstyle-parse v0.2.6 [INFO] [stderr] Adding anstyle-query v1.1.2 [INFO] [stderr] Adding anstyle-wincon v3.0.6 (available: v3.0.7) [INFO] [stderr] Adding clap v4.5.29 [INFO] [stderr] Adding clap_builder v4.5.29 [INFO] [stderr] Adding clap_derive v4.5.28 [INFO] [stderr] Adding clap_lex v0.7.4 [INFO] [stderr] Adding colorchoice v1.0.3 [INFO] [stderr] Adding heck v0.5.0 [INFO] [stderr] Adding is_terminal_polyfill v1.70.1 [INFO] [stderr] Adding ppv-lite86 v0.2.20 [INFO] [stderr] Updating proc-macro2 v1.0.39 -> v1.0.93 [INFO] [stderr] Adding queues v1.1.0 [INFO] [stderr] Updating quote v1.0.18 -> v1.0.38 [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.0) [INFO] [stderr] Adding rand_chacha v0.3.1 [INFO] [stderr] Adding rand_core v0.6.4 [INFO] [stderr] Adding strsim v0.11.1 [INFO] [stderr] Adding syn v2.0.98 [INFO] [stderr] Adding utf8parse v0.2.2 [INFO] [stderr] Adding windows-sys v0.59.0 [INFO] [stderr] Adding windows-targets v0.52.6 [INFO] [stderr] Adding windows_aarch64_gnullvm v0.52.6 [INFO] [stderr] Adding windows_aarch64_msvc v0.52.6 [INFO] [stderr] Adding windows_i686_gnu v0.52.6 [INFO] [stderr] Adding windows_i686_gnullvm v0.52.6 [INFO] [stderr] Adding windows_i686_msvc v0.52.6 [INFO] [stderr] Adding windows_x86_64_gnu v0.52.6 [INFO] [stderr] Adding windows_x86_64_gnullvm v0.52.6 [INFO] [stderr] Adding windows_x86_64_msvc v0.52.6 [INFO] [stderr] Adding zerocopy v0.7.35 [INFO] [stderr] Adding zerocopy-derive v0.7.35 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded queues v1.1.0 [INFO] [stderr] Downloaded piston_window v0.123.0 [INFO] [stderr] Downloaded piston2d-opengl_graphics v0.81.0 [INFO] [stderr] Downloaded pistoncore-glutin_window v0.69.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 554af394585ddfd57a135c87711ca9c130f97e63040765b177edc805a38089fb [INFO] running `Command { std: "docker" "start" "-a" "554af394585ddfd57a135c87711ca9c130f97e63040765b177edc805a38089fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "554af394585ddfd57a135c87711ca9c130f97e63040765b177edc805a38089fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "554af394585ddfd57a135c87711ca9c130f97e63040765b177edc805a38089fb", kill_on_drop: false }` [INFO] [stdout] 554af394585ddfd57a135c87711ca9c130f97e63040765b177edc805a38089fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57352df9cbd75b93d5dc46abcddfe667a8fb10eaff7a9165fb561d29cfc94206 [INFO] running `Command { std: "docker" "start" "-a" "57352df9cbd75b93d5dc46abcddfe667a8fb10eaff7a9165fb561d29cfc94206", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling libloading v0.7.3 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling dlib v0.5.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 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Compiling gfx_device_gl v0.16.2 [INFO] [stderr] Compiling queues v1.1.0 [INFO] [stderr] Compiling glutin v0.26.0 [INFO] [stderr] Compiling clap v4.5.29 [INFO] [stderr] Compiling piston-gfx_texture v0.42.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.76.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.69.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.70.1 [INFO] [stderr] Compiling piston2d-opengl_graphics v0.81.0 [INFO] [stderr] Compiling piston_window v0.123.0 [INFO] [stderr] Compiling maze_gen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `obs` [INFO] [stdout] --> src/maze_gen_algos.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let obs = obs.unwrap_or(&fake_obs); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_obs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `off_i` [INFO] [stdout] --> src/maze_gen_algos.rs:52:18 [INFO] [stdout] | [INFO] [stdout] 52 | let (off_i, off_j) = match distr.sample(&mut gen) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_off_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `off_j` [INFO] [stdout] --> src/maze_gen_algos.rs:52:25 [INFO] [stdout] | [INFO] [stdout] 52 | let (off_i, off_j) = match distr.sample(&mut gen) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_off_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/grid.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `GridCoords` is never constructed [INFO] [stdout] --> src/grid.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct GridCoords { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GridCoords` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_cell_coords` is never used [INFO] [stdout] --> src/grid.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl Grid { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn get_cell_coords(&self, coord: &GridCoords) -> Option<&Cell> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `update` is never used [INFO] [stdout] --> src/maze_gen_algos.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub trait Observer { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] 12 | fn update(&self); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_rand_kruskal` is never used [INFO] [stdout] --> src/maze_gen_algos.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn create_rand_kruskal() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 31s [INFO] running `Command { std: "docker" "inspect" "57352df9cbd75b93d5dc46abcddfe667a8fb10eaff7a9165fb561d29cfc94206", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57352df9cbd75b93d5dc46abcddfe667a8fb10eaff7a9165fb561d29cfc94206", kill_on_drop: false }` [INFO] [stdout] 57352df9cbd75b93d5dc46abcddfe667a8fb10eaff7a9165fb561d29cfc94206 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b9e347cedb9cc27cc25757bcbcd67e33a6cb68f3b5c3b38c8a115dd4590d564 [INFO] running `Command { std: "docker" "start" "-a" "2b9e347cedb9cc27cc25757bcbcd67e33a6cb68f3b5c3b38c8a115dd4590d564", kill_on_drop: false }` [INFO] [stderr] Compiling maze_gen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `obs` [INFO] [stdout] --> src/maze_gen_algos.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let obs = obs.unwrap_or(&fake_obs); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_obs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `off_i` [INFO] [stdout] --> src/maze_gen_algos.rs:52:18 [INFO] [stdout] | [INFO] [stdout] 52 | let (off_i, off_j) = match distr.sample(&mut gen) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_off_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `off_j` [INFO] [stdout] --> src/maze_gen_algos.rs:52:25 [INFO] [stdout] | [INFO] [stdout] 52 | let (off_i, off_j) = match distr.sample(&mut gen) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_off_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/grid.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `GridCoords` is never constructed [INFO] [stdout] --> src/grid.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct GridCoords { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GridCoords` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_cell_coords` is never used [INFO] [stdout] --> src/grid.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl Grid { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn get_cell_coords(&self, coord: &GridCoords) -> Option<&Cell> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `update` is never used [INFO] [stdout] --> src/maze_gen_algos.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub trait Observer { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] 12 | fn update(&self); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_rand_kruskal` is never used [INFO] [stdout] --> src/maze_gen_algos.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn create_rand_kruskal() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "2b9e347cedb9cc27cc25757bcbcd67e33a6cb68f3b5c3b38c8a115dd4590d564", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b9e347cedb9cc27cc25757bcbcd67e33a6cb68f3b5c3b38c8a115dd4590d564", kill_on_drop: false }` [INFO] [stdout] 2b9e347cedb9cc27cc25757bcbcd67e33a6cb68f3b5c3b38c8a115dd4590d564 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e8074380a5ef43ca3d838f89399ddbaff1b6e19f345bd2bb658141a53b16c7fe [INFO] running `Command { std: "docker" "start" "-a" "e8074380a5ef43ca3d838f89399ddbaff1b6e19f345bd2bb658141a53b16c7fe", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `obs` [INFO] [stderr] --> src/maze_gen_algos.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let obs = obs.unwrap_or(&fake_obs); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_obs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `off_i` [INFO] [stderr] --> src/maze_gen_algos.rs:52:18 [INFO] [stderr] | [INFO] [stderr] 52 | let (off_i, off_j) = match distr.sample(&mut gen) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_off_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `off_j` [INFO] [stderr] --> src/maze_gen_algos.rs:52:25 [INFO] [stderr] | [INFO] [stderr] 52 | let (off_i, off_j) = match distr.sample(&mut gen) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_off_j` [INFO] [stderr] [INFO] [stderr] warning: enum `Direction` is never used [INFO] [stderr] --> src/grid.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | pub enum Direction { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Direction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `GridCoords` is never constructed [INFO] [stderr] --> src/grid.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct GridCoords { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `GridCoords` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: method `get_cell_coords` is never used [INFO] [stderr] --> src/grid.rs:48:12 [INFO] [stderr] | [INFO] [stderr] 40 | impl Grid { [INFO] [stderr] | --------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 48 | pub fn get_cell_coords(&self, coord: &GridCoords) -> Option<&Cell> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `update` is never used [INFO] [stderr] --> src/maze_gen_algos.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 11 | pub trait Observer { [INFO] [stderr] | -------- method in this trait [INFO] [stderr] 12 | fn update(&self); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `create_rand_kruskal` is never used [INFO] [stderr] --> src/maze_gen_algos.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn create_rand_kruskal() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `maze_gen` (bin "maze_gen" test) generated 8 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/maze_gen-b220ba81bf3591a9) [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" "e8074380a5ef43ca3d838f89399ddbaff1b6e19f345bd2bb658141a53b16c7fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8074380a5ef43ca3d838f89399ddbaff1b6e19f345bd2bb658141a53b16c7fe", kill_on_drop: false }` [INFO] [stdout] e8074380a5ef43ca3d838f89399ddbaff1b6e19f345bd2bb658141a53b16c7fe