[INFO] cloning repository https://github.com/jyh106/advent_of_code_2022 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jyh106/advent_of_code_2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjyh106%2Fadvent_of_code_2022", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjyh106%2Fadvent_of_code_2022'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de3a067c80daedfddbd5472108d7818c6ee3c00d [INFO] checking jyh106/advent_of_code_2022 against try#9228062c11d321a3ea08123f57e47533a3c88b00 for pr-154781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjyh106%2Fadvent_of_code_2022" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jyh106/advent_of_code_2022 [INFO] finished tweaking git repo https://github.com/jyh106/advent_of_code_2022 [INFO] tweaked toml for git repo https://github.com/jyh106/advent_of_code_2022 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jyh106/advent_of_code_2022 on toolchain 9228062c11d321a3ea08123f57e47533a3c88b00 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9228062c11d321a3ea08123f57e47533a3c88b00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jyh106/advent_of_code_2022 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" "+9228062c11d321a3ea08123f57e47533a3c88b00" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9228062c11d321a3ea08123f57e47533a3c88b00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 84ddbfec3ccb6c5b37ccb805f14c6f8dd978a6f96e850f2761d4ad7b7b7e35e9 [INFO] running `Command { std: "docker" "start" "-a" "84ddbfec3ccb6c5b37ccb805f14c6f8dd978a6f96e850f2761d4ad7b7b7e35e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84ddbfec3ccb6c5b37ccb805f14c6f8dd978a6f96e850f2761d4ad7b7b7e35e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84ddbfec3ccb6c5b37ccb805f14c6f8dd978a6f96e850f2761d4ad7b7b7e35e9", kill_on_drop: false }` [INFO] [stdout] 84ddbfec3ccb6c5b37ccb805f14c6f8dd978a6f96e850f2761d4ad7b7b7e35e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9228062c11d321a3ea08123f57e47533a3c88b00" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6bd84639c1ecd95a7ae8c613959496f58b5cf9b0ce167b614bfa0dac9a2c2ef6 [INFO] running `Command { std: "docker" "start" "-a" "6bd84639c1ecd95a7ae8c613959496f58b5cf9b0ce167b614bfa0dac9a2c2ef6", kill_on_drop: false }` [INFO] [stderr] Checking advent_of_code_2022 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut stack_2 = vec!['V'.to_string(), 'W'.to_string(), 'Q'.to_string(), 'Z'.to_string(), 'D'.to_string(), 'L'.to_string()]; [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: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut stack_3 = vec!['C'.to_string(), 'P'.to_string(), 'R'.to_string(), 'G'.to_string(), 'Q'.to_string(), 'Z'.to_string(), 'L'.... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let mut stack_4 = vec!['B'.to_string(), 'V'.to_string(), 'J'.to_string(), 'F'.to_string(), 'H'.to_string(), 'D'.to_string(), 'R'.... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut stack_5 = vec!['C'.to_string(), 'L'.to_string(), 'W'.to_string(), 'Z'.to_string()]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut stack_6 = vec!['M'.to_string(), 'V'.to_string(), 'G'.to_string(), 'T'.to_string(), 'N'.to_string(), 'P'.to_string(), 'R'.... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut stack_7 = vec!['S'.to_string(), 'B'.to_string(), 'M'.to_string(), 'V'.to_string(), 'L'.to_string(), 'R'.to_string(), 'J'... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut stack_8 = vec!['J'.to_string(), 'P'.to_string(), 'D'.to_string()]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut stack_9 = vec!['V'.to_string(), 'W'.to_string(), 'N'.to_string(), 'C'.to_string(), 'D'.to_string()]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `from` [INFO] [stdout] --> src/day_five_puzzle.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | let from = &stacks[from_stack - 1]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_from` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `move_stacks_one_at_a_time` is never used [INFO] [stdout] --> src/day_five_puzzle.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn move_stacks_one_at_a_time(instructions: &Vec<(usize, usize, usize)>, stacks: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut stack_2 = vec!['V'.to_string(), 'W'.to_string(), 'Q'.to_string(), 'Z'.to_string(), 'D'.to_string(), 'L'.to_string()]; [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: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut stack_3 = vec!['C'.to_string(), 'P'.to_string(), 'R'.to_string(), 'G'.to_string(), 'Q'.to_string(), 'Z'.to_string(), 'L'.... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let mut stack_4 = vec!['B'.to_string(), 'V'.to_string(), 'J'.to_string(), 'F'.to_string(), 'H'.to_string(), 'D'.to_string(), 'R'.... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut stack_5 = vec!['C'.to_string(), 'L'.to_string(), 'W'.to_string(), 'Z'.to_string()]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut stack_6 = vec!['M'.to_string(), 'V'.to_string(), 'G'.to_string(), 'T'.to_string(), 'N'.to_string(), 'P'.to_string(), 'R'.... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut stack_7 = vec!['S'.to_string(), 'B'.to_string(), 'M'.to_string(), 'V'.to_string(), 'L'.to_string(), 'R'.to_string(), 'J'... [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut stack_8 = vec!['J'.to_string(), 'P'.to_string(), 'D'.to_string()]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_five_puzzle.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut stack_9 = vec!['V'.to_string(), 'W'.to_string(), 'N'.to_string(), 'C'.to_string(), 'D'.to_string()]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `from` [INFO] [stdout] --> src/day_five_puzzle.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | let from = &stacks[from_stack - 1]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_from` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `collect_top_crates_correctly` is never used [INFO] [stdout] --> src/day_five_puzzle.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | fn collect_top_crates_correctly() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `move_stacks_at_once_correctly` is never used [INFO] [stdout] --> src/day_five_puzzle.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | fn move_stacks_at_once_correctly() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "6bd84639c1ecd95a7ae8c613959496f58b5cf9b0ce167b614bfa0dac9a2c2ef6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bd84639c1ecd95a7ae8c613959496f58b5cf9b0ce167b614bfa0dac9a2c2ef6", kill_on_drop: false }` [INFO] [stdout] 6bd84639c1ecd95a7ae8c613959496f58b5cf9b0ce167b614bfa0dac9a2c2ef6