[INFO] cloning repository https://github.com/linulas/advent_of_code_boilerplate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linulas/advent_of_code_boilerplate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinulas%2Fadvent_of_code_boilerplate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinulas%2Fadvent_of_code_boilerplate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 341b2a9a1ca4177a615c007d061b547ce5fc07ea
[INFO] checking linulas/advent_of_code_boilerplate against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinulas%2Fadvent_of_code_boilerplate" "/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/linulas/advent_of_code_boilerplate
[INFO] finished tweaking git repo https://github.com/linulas/advent_of_code_boilerplate
[INFO] tweaked toml for git repo https://github.com/linulas/advent_of_code_boilerplate written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/linulas/advent_of_code_boilerplate 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/linulas/advent_of_code_boilerplate 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded newline-converter v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.47
[INFO] [stderr]   Downloaded inquire v0.7.5
[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] 524a73a4a8508ec9b2830723adc3a208b475475d8271a747961de7e263b077b5
[INFO] running `Command { std: "docker" "start" "-a" "524a73a4a8508ec9b2830723adc3a208b475475d8271a747961de7e263b077b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "524a73a4a8508ec9b2830723adc3a208b475475d8271a747961de7e263b077b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524a73a4a8508ec9b2830723adc3a208b475475d8271a747961de7e263b077b5", kill_on_drop: false }`
[INFO] [stdout] 524a73a4a8508ec9b2830723adc3a208b475475d8271a747961de7e263b077b5
[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] aaac8d1e9d9c06004a5535a8133179dc557b277818a0d247ef4f1a8bcadb38e8
[INFO] running `Command { std: "docker" "start" "-a" "aaac8d1e9d9c06004a5535a8133179dc557b277818a0d247ef4f1a8bcadb38e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking newline-converter v0.3.0
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
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[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking mio v0.8.11
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[INFO] [stderr]     Checking inquire v0.7.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]     Checking tokio v1.42.0
[INFO] [stderr]     Checking zerofrom v0.1.5
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[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking reqwest v0.12.9
[INFO] [stderr]     Checking advent_of_code_boilerplate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::day::print_day`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::day::print_day;
[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::day::Solution`
[INFO] [stdout]  --> src/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::day::Solution;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/day.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead` and `BufReader`
[INFO] [stdout]  --> src/day.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::day::print_day`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::day::print_day;
[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: `std::fs::File`
[INFO] [stdout]  --> src/day.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead` and `BufReader`
[INFO] [stdout]  --> src/day.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Solution` is never used
[INFO] [stdout]  --> src/day.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Solution<T: Display, F: Display> {
[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 `print_day` is never used
[INFO] [stdout]   --> src/day.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn print_day<T: Display, F: Display>(input_day: u8, mut solution: impl Solution<T, F>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Solution` is never used
[INFO] [stdout]  --> src/day.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Solution<T: Display, F: Display> {
[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 `print_day` is never used
[INFO] [stdout]   --> src/day.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn print_day<T: Display, F: Display>(input_day: u8, mut solution: impl Solution<T, F>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.10s
[INFO] running `Command { std: "docker" "inspect" "aaac8d1e9d9c06004a5535a8133179dc557b277818a0d247ef4f1a8bcadb38e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaac8d1e9d9c06004a5535a8133179dc557b277818a0d247ef4f1a8bcadb38e8", kill_on_drop: false }`
[INFO] [stdout] aaac8d1e9d9c06004a5535a8133179dc557b277818a0d247ef4f1a8bcadb38e8
