[INFO] cloning repository https://github.com/lshi18/aoc-2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lshi18/aoc-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flshi18%2Faoc-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flshi18%2Faoc-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c648f8ff443940205ec08124fdcfc56dea82349
[INFO] checking lshi18/aoc-2022 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flshi18%2Faoc-2022" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lshi18/aoc-2022 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lshi18/aoc-2022
[INFO] finished tweaking git repo https://github.com/lshi18/aoc-2022
[INFO] tweaked toml for git repo https://github.com/lshi18/aoc-2022 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lshi18/aoc-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6b434a9a5b37fd91b922bfdda989ab6655ee63c7cd7c5f89fa93c4c0e623c40
[INFO] running `Command { std: "docker" "start" "-a" "f6b434a9a5b37fd91b922bfdda989ab6655ee63c7cd7c5f89fa93c4c0e623c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6b434a9a5b37fd91b922bfdda989ab6655ee63c7cd7c5f89fa93c4c0e623c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b434a9a5b37fd91b922bfdda989ab6655ee63c7cd7c5f89fa93c4c0e623c40", kill_on_drop: false }`
[INFO] [stdout] f6b434a9a5b37fd91b922bfdda989ab6655ee63c7cd7c5f89fa93c4c0e623c40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c8061fa7a873a6f97b0cb9806e60bc957b720343297024f9a48c4c773a36c99
[INFO] running `Command { std: "docker" "start" "-a" "5c8061fa7a873a6f97b0cb9806e60bc957b720343297024f9a48c4c773a36c99", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking petgraph v0.6.2
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking aoc-2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n_cmd`
[INFO] [stdout]    --> src/bin/day-9.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |     for (n_cmd, h_direction) in head_moves.into_iter().enumerate() {
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_n_cmd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/bin/day-9.rs:160:14
[INFO] [stdout]     |
[INFO] [stdout] 160 |         for (i, t) in tails.iter_mut().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/day-12.rs:114:21
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let (start_pos, c) = map.0.iter().filter(|(_k, v)| **v == 'S').nth(0).unwrap();
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/day-12.rs:114:21
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let (start_pos, c) = map.0.iter().filter(|(_k, v)| **v == 'S').nth(0).unwrap();
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/bin/day-8.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn solve(input: &str) -> (usize, usize) {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_visibility` is never used
[INFO] [stdout]   --> src/bin/day-8.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn check_visibility<F>(map: &Vec<Vec<usize>>, result: &mut Vec<(bool, usize)>, index_fn: F)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_cmd`
[INFO] [stdout]    --> src/bin/day-9.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |     for (n_cmd, h_direction) in head_moves.into_iter().enumerate() {
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_n_cmd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/bin/day-9.rs:160:14
[INFO] [stdout]     |
[INFO] [stdout] 160 |         for (i, t) in tails.iter_mut().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "5c8061fa7a873a6f97b0cb9806e60bc957b720343297024f9a48c4c773a36c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8061fa7a873a6f97b0cb9806e60bc957b720343297024f9a48c4c773a36c99", kill_on_drop: false }`
[INFO] [stdout] 5c8061fa7a873a6f97b0cb9806e60bc957b720343297024f9a48c4c773a36c99