[INFO] cloning repository https://github.com/vidup/advent_2022_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vidup/advent_2022_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvidup%2Fadvent_2022_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvidup%2Fadvent_2022_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4302522fa6a41d3b52c322e16c3d191d34ae3c3f [INFO] checking vidup/advent_2022_rust against try#863511eff87e66198b396935f3b5c8a543022f53 for pr-139493-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvidup%2Fadvent_2022_rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/vidup/advent_2022_rust [INFO] finished tweaking git repo https://github.com/vidup/advent_2022_rust [INFO] tweaked toml for git repo https://github.com/vidup/advent_2022_rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/vidup/advent_2022_rust on toolchain 863511eff87e66198b396935f3b5c8a543022f53 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/vidup/advent_2022_rust 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" "+863511eff87e66198b396935f3b5c8a543022f53" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1814ad6fb8503e225e2c46597fed0ba99b98f9414749cad1ebc46a14f1257c4d [INFO] running `Command { std: "docker" "start" "-a" "1814ad6fb8503e225e2c46597fed0ba99b98f9414749cad1ebc46a14f1257c4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1814ad6fb8503e225e2c46597fed0ba99b98f9414749cad1ebc46a14f1257c4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1814ad6fb8503e225e2c46597fed0ba99b98f9414749cad1ebc46a14f1257c4d", kill_on_drop: false }` [INFO] [stdout] 1814ad6fb8503e225e2c46597fed0ba99b98f9414749cad1ebc46a14f1257c4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cf7cb04f0e588d884f01cbd2d8e5606992ed2ca93d9c60e9961245fc972ab0a [INFO] running `Command { std: "docker" "start" "-a" "6cf7cb04f0e588d884f01cbd2d8e5606992ed2ca93d9c60e9961245fc972ab0a", kill_on_drop: false }` [INFO] [stderr] Checking advent_2022 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/levels/level_7/mod.rs:148:17 [INFO] [stdout] | [INFO] [stdout] 148 | let mut path = String::from(current_directory); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/levels/level_7/mod.rs:154:17 [INFO] [stdout] | [INFO] [stdout] 154 | let len = path_parts.len(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input_file` is never used [INFO] [stdout] --> src/levels/level_1/mod.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn read_input_file() -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `path`, `files`, and `folders` are never read [INFO] [stdout] --> src/levels/level_7/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Folder { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 16 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | files: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | folders: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `COMMUNICATION_MARKER_LENGTH` should have a snake case name [INFO] [stdout] --> src/levels/level_6/mod.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let COMMUNICATION_MARKER_LENGTH = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `communication_marker_length` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `MESSAGES_MARKER_LENGTH` should have a snake case name [INFO] [stdout] --> src/levels/level_6/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let MESSAGES_MARKER_LENGTH = 14; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `messages_marker_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/levels/level_7/mod.rs:148:17 [INFO] [stdout] | [INFO] [stdout] 148 | let mut path = String::from(current_directory); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/levels/level_7/mod.rs:154:17 [INFO] [stdout] | [INFO] [stdout] 154 | let len = path_parts.len(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input_file` is never used [INFO] [stdout] --> src/levels/level_1/mod.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn read_input_file() -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `path`, `files`, and `folders` are never read [INFO] [stdout] --> src/levels/level_7/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Folder { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 16 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | files: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | folders: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `COMMUNICATION_MARKER_LENGTH` should have a snake case name [INFO] [stdout] --> src/levels/level_6/mod.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let COMMUNICATION_MARKER_LENGTH = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `communication_marker_length` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `MESSAGES_MARKER_LENGTH` should have a snake case name [INFO] [stdout] --> src/levels/level_6/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let MESSAGES_MARKER_LENGTH = 14; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `messages_marker_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "6cf7cb04f0e588d884f01cbd2d8e5606992ed2ca93d9c60e9961245fc972ab0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cf7cb04f0e588d884f01cbd2d8e5606992ed2ca93d9c60e9961245fc972ab0a", kill_on_drop: false }` [INFO] [stdout] 6cf7cb04f0e588d884f01cbd2d8e5606992ed2ca93d9c60e9961245fc972ab0a