[INFO] cloning repository https://github.com/geer26/rust_maze_solver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geer26/rust_maze_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeer26%2Frust_maze_solver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeer26%2Frust_maze_solver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 208fe3fc2a0779ab6cb82525903186861113c20e [INFO] testing geer26/rust_maze_solver/208fe3fc2a0779ab6cb82525903186861113c20e against beta-2024-10-19 for beta-1.83-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeer26%2Frust_maze_solver" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/geer26/rust_maze_solver on toolchain beta-2024-10-19 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-10-19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/geer26/rust_maze_solver [INFO] finished tweaking git repo https://github.com/geer26/rust_maze_solver [INFO] tweaked toml for git repo https://github.com/geer26/rust_maze_solver written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/geer26/rust_maze_solver 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" "+beta-2024-10-19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-10-19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71b501a24def82c0222de1ff96a231566eb706a6f6269774095f262477451cd0 [INFO] running `Command { std: "docker" "start" "-a" "71b501a24def82c0222de1ff96a231566eb706a6f6269774095f262477451cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71b501a24def82c0222de1ff96a231566eb706a6f6269774095f262477451cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71b501a24def82c0222de1ff96a231566eb706a6f6269774095f262477451cd0", kill_on_drop: false }` [INFO] [stdout] 71b501a24def82c0222de1ff96a231566eb706a6f6269774095f262477451cd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-10-19" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cc92d1de9e3d19cb95e2a7bc3b4481c125a3f477ae03b7830f6751f0528e230 [INFO] running `Command { std: "docker" "start" "-a" "7cc92d1de9e3d19cb95e2a7bc3b4481c125a3f477ae03b7830f6751f0528e230", kill_on_drop: false }` [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling maze_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `uuid::Uuid` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use uuid::Uuid; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `Wall` is named the same as one of the variants of the type `Type` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ^^^^ help: to match on the variant, qualify the path: `Type::Wall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `Floor` is named the same as one of the variants of the type `Type` [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ help: to match on the variant, qualify the path: `Type::Floor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `Undefined` is named the same as one of the variants of the type `Type` [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ help: to match on the variant, qualify the path: `Type::Undefined` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ---- matches any value [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ---- matches any value [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Wall` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_Wall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Floor` [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_Floor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Undefined` [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Undefined` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Visited`, `Node`, and `Entrance` are never constructed [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | enum Type{ [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 9 | Visited, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | Node, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | Entrance, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Parent` is never constructed [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | enum Parent{ [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] 18 | None, [INFO] [stdout] 19 | Parent(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parent` is never read [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct Point{ [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 27 | parent: Parent, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Maze` is never constructed [INFO] [stdout] --> src/main.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct Maze{ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `read_file` is never used [INFO] [stdout] --> src/main.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 37 | impl Maze{ [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 38 | pub fn read_file(&self){ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | &points.push(p); [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = &points.push(p); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Wall` should have a snake case name [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `wall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Floor` should have a snake case name [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case (notice the capitalization): `floor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Undefined` should have a snake case name [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `undefined` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "7cc92d1de9e3d19cb95e2a7bc3b4481c125a3f477ae03b7830f6751f0528e230", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cc92d1de9e3d19cb95e2a7bc3b4481c125a3f477ae03b7830f6751f0528e230", kill_on_drop: false }` [INFO] [stdout] 7cc92d1de9e3d19cb95e2a7bc3b4481c125a3f477ae03b7830f6751f0528e230 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-10-19" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd3d323e4559e51efcac70ee96f1ca5a47d6838abe81d214a48d20ddae5c5a0a [INFO] running `Command { std: "docker" "start" "-a" "bd3d323e4559e51efcac70ee96f1ca5a47d6838abe81d214a48d20ddae5c5a0a", kill_on_drop: false }` [INFO] [stderr] Compiling maze_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `uuid::Uuid` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use uuid::Uuid; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `Wall` is named the same as one of the variants of the type `Type` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ^^^^ help: to match on the variant, qualify the path: `Type::Wall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `Floor` is named the same as one of the variants of the type `Type` [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ help: to match on the variant, qualify the path: `Type::Floor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `Undefined` is named the same as one of the variants of the type `Type` [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ help: to match on the variant, qualify the path: `Type::Undefined` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ---- matches any value [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ---- matches any value [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Wall` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_Wall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Floor` [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_Floor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Undefined` [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Undefined` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Visited`, `Node`, and `Entrance` are never constructed [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | enum Type{ [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 9 | Visited, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | Node, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | Entrance, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Parent` is never constructed [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | enum Parent{ [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] 18 | None, [INFO] [stdout] 19 | Parent(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parent` is never read [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct Point{ [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 27 | parent: Parent, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Maze` is never constructed [INFO] [stdout] --> src/main.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct Maze{ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `read_file` is never used [INFO] [stdout] --> src/main.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 37 | impl Maze{ [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 38 | pub fn read_file(&self){ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | &points.push(p); [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = &points.push(p); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Wall` should have a snake case name [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | Wall => "WALL", [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `wall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Floor` should have a snake case name [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | Floor => "FLOOR", [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case (notice the capitalization): `floor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Undefined` should have a snake case name [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | Undefined => "UNDEFINED", [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `undefined` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustc5IiuG4/symbols.o" "/opt/rustwide/target/debug/deps/maze_solver-2a05dc206140644e.maze_solver.bbda3a157eb93f49-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/maze_solver-2a05dc206140644e.d5fjgvaa4f88eujs941iyd1u4.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-4a981994357d922b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-ad7e6b9299e4d13b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-1b213268a64368db.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-4e7269f552a7fa2f.rlib" "/opt/rustwide/target/debug/deps/libuuid-91559fd3bf4fe8c4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c23a60ad8ad82457.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-8075ca78f1ab4d36.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7ce5bb5de1292ec.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-1eb5a29926b5407e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-c87392f211c13f97.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-15b5b2b2c6f086dd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c2c541cae2b103ab.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-15c1ed2fa5431191.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4d1181c0949c6b3a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-6c4974d38bc789f2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-fd2f9881207a1ddb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-22ef94d07d56001a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-fe63cadd4ae35992.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ee98afae2c1a70ca.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ea4b2c81c1419814.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a547f84ff160c665.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-4cf833632aafa84c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-65c2c6d2d6ae570b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e3ac74759210e95.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2024-10-19-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/maze_solver-2a05dc206140644e" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: final link failed: No space left on device [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stderr] error: could not compile `maze_solver` (bin "maze_solver" test) due to 1 previous error; 18 warnings emitted [INFO] running `Command { std: "docker" "inspect" "bd3d323e4559e51efcac70ee96f1ca5a47d6838abe81d214a48d20ddae5c5a0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd3d323e4559e51efcac70ee96f1ca5a47d6838abe81d214a48d20ddae5c5a0a", kill_on_drop: false }` [INFO] [stdout] bd3d323e4559e51efcac70ee96f1ca5a47d6838abe81d214a48d20ddae5c5a0a