[INFO] cloning repository https://github.com/HexCodeFFF/advent_of_code_2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HexCodeFFF/advent_of_code_2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexCodeFFF%2Fadvent_of_code_2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexCodeFFF%2Fadvent_of_code_2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7de6e24755387f3b0feb77bf226b327a8b5ab452
[INFO] checking HexCodeFFF/advent_of_code_2023 against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexCodeFFF%2Fadvent_of_code_2023" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HexCodeFFF/advent_of_code_2023
[INFO] finished tweaking git repo https://github.com/HexCodeFFF/advent_of_code_2023
[INFO] tweaked toml for git repo https://github.com/HexCodeFFF/advent_of_code_2023 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HexCodeFFF/advent_of_code_2023 on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HexCodeFFF/advent_of_code_2023 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" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c93a08b5a20dbf6309a8a6037b59682792a40ac514cce7b521881eaa99604ebb
[INFO] running `Command { std: "docker" "start" "-a" "c93a08b5a20dbf6309a8a6037b59682792a40ac514cce7b521881eaa99604ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c93a08b5a20dbf6309a8a6037b59682792a40ac514cce7b521881eaa99604ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93a08b5a20dbf6309a8a6037b59682792a40ac514cce7b521881eaa99604ebb", kill_on_drop: false }`
[INFO] [stdout] c93a08b5a20dbf6309a8a6037b59682792a40ac514cce7b521881eaa99604ebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45879539c85ba1c4a4cfda1dc16b4df3e25a853d9292ac88dc3950b02d7d14d4
[INFO] running `Command { std: "docker" "start" "-a" "45879539c85ba1c4a4cfda1dc16b4df3e25a853d9292ac88dc3950b02d7d14d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking advent_of_code_2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/day_10.rs:235:14
[INFO] [stdout]     |
[INFO] [stdout] 235 |         for (c, col) in row.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day_12.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn solve(input: &Vec<char>) -> usize {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_12.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut sum: u64 = 0;
[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_14.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut dish: Vec<Vec<Option<RockType>>> = INPUT
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dish`
[INFO] [stdout]  --> src/day_14.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut dish: Vec<Vec<Option<RockType>>> = INPUT
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dish`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `init` is assigned to, but never used
[INFO] [stdout]  --> src/day_20.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut init: Vec<&str>;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_init` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `init` is never read
[INFO] [stdout]   --> src/day_20.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             init = out;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `winnings` is assigned to, but never used
[INFO] [stdout]   --> src/day_7.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut winnings = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_winnings` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `winnings` is never read
[INFO] [stdout]   --> src/day_7.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         winnings += (i + 1) * bid;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `winnings` is assigned to, but never used
[INFO] [stdout]    --> src/day_7.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut winnings = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_winnings` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `winnings` is never read
[INFO] [stdout]    --> src/day_7.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         winnings += (i + 1) * bid;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum` is assigned to, but never used
[INFO] [stdout]  --> src/day_9.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut sum: i64 = 0;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/day_9.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         sum += predicted_value;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum` is assigned to, but never used
[INFO] [stdout]   --> src/day_9.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut sum: i64 = 0;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/day_9.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         sum += predicted_value;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]   --> src/day_3.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     sum;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/day_10.rs:235:14
[INFO] [stdout]     |
[INFO] [stdout] 235 |         for (c, col) in row.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day_12.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn solve(input: &Vec<char>) -> usize {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_12.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut sum: u64 = 0;
[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_14.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut dish: Vec<Vec<Option<RockType>>> = INPUT
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dish`
[INFO] [stdout]  --> src/day_14.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut dish: Vec<Vec<Option<RockType>>> = INPUT
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dish`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `init` is assigned to, but never used
[INFO] [stdout]  --> src/day_20.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut init: Vec<&str>;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_init` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `init` is never read
[INFO] [stdout]   --> src/day_20.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             init = out;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `winnings` is assigned to, but never used
[INFO] [stdout]   --> src/day_7.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut winnings = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_winnings` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `winnings` is never read
[INFO] [stdout]   --> src/day_7.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         winnings += (i + 1) * bid;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `winnings` is assigned to, but never used
[INFO] [stdout]    --> src/day_7.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut winnings = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_winnings` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `winnings` is never read
[INFO] [stdout]    --> src/day_7.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         winnings += (i + 1) * bid;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum` is assigned to, but never used
[INFO] [stdout]  --> src/day_9.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut sum: i64 = 0;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/day_9.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         sum += predicted_value;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum` is assigned to, but never used
[INFO] [stdout]   --> src/day_9.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut sum: i64 = 0;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/day_9.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         sum += predicted_value;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]   --> src/day_3.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     sum;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `Command { std: "docker" "inspect" "45879539c85ba1c4a4cfda1dc16b4df3e25a853d9292ac88dc3950b02d7d14d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45879539c85ba1c4a4cfda1dc16b4df3e25a853d9292ac88dc3950b02d7d14d4", kill_on_drop: false }`
[INFO] [stdout] 45879539c85ba1c4a4cfda1dc16b4df3e25a853d9292ac88dc3950b02d7d14d4