[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 1.82.0 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-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/geer26/rust_maze_solver on toolchain 1.82.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.82.0" "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-tc1/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" "+1.82.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 419691efac838254195033050e4257b5b853bf743df81353e12dcc5ab92e07a5 [INFO] running `Command { std: "docker" "start" "-a" "419691efac838254195033050e4257b5b853bf743df81353e12dcc5ab92e07a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "419691efac838254195033050e4257b5b853bf743df81353e12dcc5ab92e07a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "419691efac838254195033050e4257b5b853bf743df81353e12dcc5ab92e07a5", kill_on_drop: false }` [INFO] [stdout] 419691efac838254195033050e4257b5b853bf743df81353e12dcc5ab92e07a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+1.82.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69b99b4aa14664771c213493440aa3b3200d0ec66898783f15207bc3c1b61a10 [INFO] running `Command { std: "docker" "start" "-a" "69b99b4aa14664771c213493440aa3b3200d0ec66898783f15207bc3c1b61a10", 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] warning: 18 warnings emitted [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 0.48s [INFO] running `Command { std: "docker" "inspect" "69b99b4aa14664771c213493440aa3b3200d0ec66898783f15207bc3c1b61a10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69b99b4aa14664771c213493440aa3b3200d0ec66898783f15207bc3c1b61a10", kill_on_drop: false }` [INFO] [stdout] 69b99b4aa14664771c213493440aa3b3200d0ec66898783f15207bc3c1b61a10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+1.82.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d644c3fb5e2a48bfc1c8b4c2559fb12d038ecc77a536ceb1d98ef6da89a0ecd1 [INFO] running `Command { std: "docker" "start" "-a" "d644c3fb5e2a48bfc1c8b4c2559fb12d038ecc77a536ceb1d98ef6da89a0ecd1", 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] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "d644c3fb5e2a48bfc1c8b4c2559fb12d038ecc77a536ceb1d98ef6da89a0ecd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d644c3fb5e2a48bfc1c8b4c2559fb12d038ecc77a536ceb1d98ef6da89a0ecd1", kill_on_drop: false }` [INFO] [stdout] d644c3fb5e2a48bfc1c8b4c2559fb12d038ecc77a536ceb1d98ef6da89a0ecd1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+1.82.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ce407b6d5b51ed73e8c8267345b91f0beee41caf272cac7e65d90dfb695b8a11 [INFO] running `Command { std: "docker" "start" "-a" "ce407b6d5b51ed73e8c8267345b91f0beee41caf272cac7e65d90dfb695b8a11", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `uuid::Uuid` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use uuid::Uuid; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Wall` is named the same as one of the variants of the type `Type` [INFO] [stderr] --> src/main.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | Wall => "WALL", [INFO] [stderr] | ^^^^ help: to match on the variant, qualify the path: `Type::Wall` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Floor` is named the same as one of the variants of the type `Type` [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | Floor => "FLOOR", [INFO] [stderr] | ^^^^^ help: to match on the variant, qualify the path: `Type::Floor` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Undefined` is named the same as one of the variants of the type `Type` [INFO] [stderr] --> src/main.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | Undefined => "UNDEFINED", [INFO] [stderr] | ^^^^^^^^^ help: to match on the variant, qualify the path: `Type::Undefined` [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 82 | Wall => "WALL", [INFO] [stderr] | ---- matches any value [INFO] [stderr] 83 | Floor => "FLOOR", [INFO] [stderr] | ^^^^^ no value can reach this [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 82 | Wall => "WALL", [INFO] [stderr] | ---- matches any value [INFO] [stderr] 83 | Floor => "FLOOR", [INFO] [stderr] 84 | Undefined => "UNDEFINED", [INFO] [stderr] | ^^^^^^^^^ no value can reach this [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Wall` [INFO] [stderr] --> src/main.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | Wall => "WALL", [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_Wall` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Floor` [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | Floor => "FLOOR", [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_Floor` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Undefined` [INFO] [stderr] --> src/main.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | Undefined => "UNDEFINED", [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Undefined` [INFO] [stderr] [INFO] [stderr] warning: variants `Visited`, `Node`, and `Entrance` are never constructed [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 8 | enum Type{ [INFO] [stderr] | ---- variants in this enum [INFO] [stderr] 9 | Visited, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 12 | Node, [INFO] [stderr] | ^^^^ [INFO] [stderr] 13 | Entrance, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `Parent` is never constructed [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 17 | enum Parent{ [INFO] [stderr] | ------ variant in this enum [INFO] [stderr] 18 | None, [INFO] [stderr] 19 | Parent(String), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `parent` is never read [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 22 | struct Point{ [INFO] [stderr] | ----- field in this struct [INFO] [stderr] ... [INFO] [stderr] 27 | parent: Parent, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Maze` is never constructed [INFO] [stderr] --> src/main.rs:33:8 [INFO] [stderr] | [INFO] [stderr] 33 | struct Maze{ [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `read_file` is never used [INFO] [stderr] --> src/main.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 37 | impl Maze{ [INFO] [stderr] | --------- method in this implementation [INFO] [stderr] 38 | pub fn read_file(&self){ [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | &points.push(p); [INFO] [stderr] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 76 | let _ = &points.push(p); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: variable `Wall` should have a snake case name [INFO] [stderr] --> src/main.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | Wall => "WALL", [INFO] [stderr] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `wall` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Floor` should have a snake case name [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | Floor => "FLOOR", [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case (notice the capitalization): `floor` [INFO] [stderr] [INFO] [stderr] warning: variable `Undefined` should have a snake case name [INFO] [stderr] --> src/main.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | Undefined => "UNDEFINED", [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `undefined` [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [INFO] [stderr] warning: `maze_solver` (bin "maze_solver" test) generated 18 warnings (run `cargo fix --bin "maze_solver" --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/maze_solver-c0fd9b012f06ef9b) [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" "ce407b6d5b51ed73e8c8267345b91f0beee41caf272cac7e65d90dfb695b8a11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce407b6d5b51ed73e8c8267345b91f0beee41caf272cac7e65d90dfb695b8a11", kill_on_drop: false }` [INFO] [stdout] ce407b6d5b51ed73e8c8267345b91f0beee41caf272cac7e65d90dfb695b8a11