[INFO] cloning repository https://github.com/0xphen/advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xphen/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xphen%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xphen%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9963ff899d5f12d0ff65c2be1630eab91d7a174d
[INFO] checking 0xphen/advent-of-code against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xphen%2Fadvent-of-code" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xphen/advent-of-code
[INFO] finished tweaking git repo https://github.com/0xphen/advent-of-code
[INFO] tweaked toml for git repo https://github.com/0xphen/advent-of-code written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xphen/advent-of-code on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xphen/advent-of-code 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b0f44182b31ab23b0bb7af2ada5c3c87721ff18017adff573563cc4a42dd18b
[INFO] running `Command { std: "docker" "start" "-a" "7b0f44182b31ab23b0bb7af2ada5c3c87721ff18017adff573563cc4a42dd18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b0f44182b31ab23b0bb7af2ada5c3c87721ff18017adff573563cc4a42dd18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0f44182b31ab23b0bb7af2ada5c3c87721ff18017adff573563cc4a42dd18b", kill_on_drop: false }`
[INFO] [stdout] 7b0f44182b31ab23b0bb7af2ada5c3c87721ff18017adff573563cc4a42dd18b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87b0c2ca892257dcde208945eb26c103d508b67678fa14ff574213536a554eb5
[INFO] running `Command { std: "docker" "start" "-a" "87b0c2ca892257dcde208945eb26c103d508b67678fa14ff574213536a554eb5", kill_on_drop: false }`
[INFO] [stderr]     Checking advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::solutions::*`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::solutions::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::solutions::*`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::solutions::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]  --> src/solutions/day_1/solution.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn part_1() -> (i32, (Vec<i32>, Vec<i32>)) {
[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 `part_1` is never used
[INFO] [stdout]  --> src/solutions/day_1/solution.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn part_1() -> (i32, (Vec<i32>, Vec<i32>)) {
[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 `part_2` is never used
[INFO] [stdout]   --> src/solutions/day_1/solution.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn part_2(a: Vec<i32>, b: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_inputs` is never used
[INFO] [stdout]  --> src/solutions/day_2/solution.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn parse_inputs() -> Vec<Vec<i32>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_safe` is never used
[INFO] [stdout]   --> src/solutions/day_2/solution.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn is_safe(report: &[i32]) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_part_1` is never used
[INFO] [stdout]   --> src/solutions/day_2/solution.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn solve_part_1(reports: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_part_2` is never used
[INFO] [stdout]   --> src/solutions/day_2/solution.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn solve_part_2(reports: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]   --> src/solutions/day_1/solution.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn part_2(a: Vec<i32>, b: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_inputs` is never used
[INFO] [stdout]  --> src/solutions/day_2/solution.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn parse_inputs() -> Vec<Vec<i32>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_safe` is never used
[INFO] [stdout]   --> src/solutions/day_2/solution.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn is_safe(report: &[i32]) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_part_1` is never used
[INFO] [stdout]   --> src/solutions/day_2/solution.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn solve_part_1(reports: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_part_2` is never used
[INFO] [stdout]   --> src/solutions/day_2/solution.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn solve_part_2(reports: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "87b0c2ca892257dcde208945eb26c103d508b67678fa14ff574213536a554eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b0c2ca892257dcde208945eb26c103d508b67678fa14ff574213536a554eb5", kill_on_drop: false }`
[INFO] [stdout] 87b0c2ca892257dcde208945eb26c103d508b67678fa14ff574213536a554eb5
