[INFO] cloning repository https://github.com/Jviguy/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jviguy/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJviguy%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJviguy%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 079b48eede4a7c448cd4f6b848d4df14a1c10e0f
[INFO] checking Jviguy/aoc2021/079b48eede4a7c448cd4f6b848d4df14a1c10e0f against try#2277c63fa464d237b17b68d3b87f9fbb89e58a3e for pr-133570
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJviguy%2Faoc2021" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jviguy/aoc2021 on toolchain 2277c63fa464d237b17b68d3b87f9fbb89e58a3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jviguy/aoc2021
[INFO] finished tweaking git repo https://github.com/Jviguy/aoc2021
[INFO] tweaked toml for git repo https://github.com/Jviguy/aoc2021 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Jviguy/aoc2021 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" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65f7a75f93d98c8d3ebb99430cba28f1abdcbd6b35c923eac3a1b775c310f6c9
[INFO] running `Command { std: "docker" "start" "-a" "65f7a75f93d98c8d3ebb99430cba28f1abdcbd6b35c923eac3a1b775c310f6c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65f7a75f93d98c8d3ebb99430cba28f1abdcbd6b35c923eac3a1b775c310f6c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f7a75f93d98c8d3ebb99430cba28f1abdcbd6b35c923eac3a1b775c310f6c9", kill_on_drop: false }`
[INFO] [stdout] 65f7a75f93d98c8d3ebb99430cba28f1abdcbd6b35c923eac3a1b775c310f6c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178e6b31568bbb9ff5d4636cb5935f2970e2dd7f0ce0c807ab2d52e198d9e6f5
[INFO] running `Command { std: "docker" "start" "-a" "178e6b31568bbb9ff5d4636cb5935f2970e2dd7f0ce0c807ab2d52e198d9e6f5", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]  --> src/solutions/day1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]  --> src/solutions/day1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]  --> src/solutions/day2.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/solutions/day2.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]  --> src/solutions/day3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/solutions/day3.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_helper` is never used
[INFO] [stdout]   --> src/solutions/day3.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn iter_helper(lines: Vec<&str>, most_mode: bool) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `invert_bits` is never used
[INFO] [stdout]   --> src/solutions/day3.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn invert_bits(num: i64) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/solutions/day4.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]  --> src/solutions/day1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]  --> src/solutions/day1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]  --> src/solutions/day2.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/solutions/day2.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]  --> src/solutions/day3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/solutions/day3.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_helper` is never used
[INFO] [stdout]   --> src/solutions/day3.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn iter_helper(lines: Vec<&str>, most_mode: bool) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `invert_bits` is never used
[INFO] [stdout]   --> src/solutions/day3.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn invert_bits(num: i64) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/solutions/day4.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "178e6b31568bbb9ff5d4636cb5935f2970e2dd7f0ce0c807ab2d52e198d9e6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178e6b31568bbb9ff5d4636cb5935f2970e2dd7f0ce0c807ab2d52e198d9e6f5", kill_on_drop: false }`
[INFO] [stdout] 178e6b31568bbb9ff5d4636cb5935f2970e2dd7f0ce0c807ab2d52e198d9e6f5