[INFO] cloning repository https://github.com/RubenSomsen/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/RubenSomsen/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubenSomsen%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubenSomsen%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac97e3d15ce380c2a51b061243c153e66a9b37de
[INFO] checking RubenSomsen/advent-of-code against try#7306d3110618f84a6a4662b9e2cc4fd0d9b02da8 for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubenSomsen%2Fadvent-of-code" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RubenSomsen/advent-of-code on toolchain 7306d3110618f84a6a4662b9e2cc4fd0d9b02da8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RubenSomsen/advent-of-code
[INFO] finished tweaking git repo https://github.com/RubenSomsen/advent-of-code
[INFO] tweaked toml for git repo https://github.com/RubenSomsen/advent-of-code written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/RubenSomsen/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2391bdf16b5f0c943399db622cfc04f8db36143ec073bbc70be47d37bcc20833
[INFO] running `Command { std: "docker" "start" "-a" "2391bdf16b5f0c943399db622cfc04f8db36143ec073bbc70be47d37bcc20833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2391bdf16b5f0c943399db622cfc04f8db36143ec073bbc70be47d37bcc20833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2391bdf16b5f0c943399db622cfc04f8db36143ec073bbc70be47d37bcc20833", kill_on_drop: false }`
[INFO] [stdout] 2391bdf16b5f0c943399db622cfc04f8db36143ec073bbc70be47d37bcc20833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce7fb88a7dfa7e6fe2d4ad9d739c3a19941710d9c7c3c7a981d24e45572057d3
[INFO] running `Command { std: "docker" "start" "-a" "ce7fb88a7dfa7e6fe2d4ad9d739c3a19941710d9c7c3c7a981d24e45572057d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `print24`
[INFO] [stdout]    --> src/puzzles/a21_19.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn print24(&self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print24`
[INFO] [stdout]    --> src/puzzles/a21_19.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn print24(&self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "ce7fb88a7dfa7e6fe2d4ad9d739c3a19941710d9c7c3c7a981d24e45572057d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7fb88a7dfa7e6fe2d4ad9d739c3a19941710d9c7c3c7a981d24e45572057d3", kill_on_drop: false }`
[INFO] [stdout] ce7fb88a7dfa7e6fe2d4ad9d739c3a19941710d9c7c3c7a981d24e45572057d3