[INFO] cloning repository https://github.com/klimczakk/adventofcode-2021-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klimczakk/adventofcode-2021-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklimczakk%2Fadventofcode-2021-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklimczakk%2Fadventofcode-2021-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9197f8cc06480b5995cab7219c92d8c3d794017
[INFO] testing klimczakk/adventofcode-2021-rust against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklimczakk%2Fadventofcode-2021-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/klimczakk/adventofcode-2021-rust
[INFO] finished tweaking git repo https://github.com/klimczakk/adventofcode-2021-rust
[INFO] tweaked toml for git repo https://github.com/klimczakk/adventofcode-2021-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/klimczakk/adventofcode-2021-rust on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/klimczakk/adventofcode-2021-rust 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.4.8
[INFO] [stderr]   Downloaded clap_builder v4.4.8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c3e4e4a80129a49c9f118e97e85ac40a64b1a2192c931de5b7293c7f592c8ac
[INFO] running `Command { std: "docker" "start" "-a" "2c3e4e4a80129a49c9f118e97e85ac40a64b1a2192c931de5b7293c7f592c8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c3e4e4a80129a49c9f118e97e85ac40a64b1a2192c931de5b7293c7f592c8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3e4e4a80129a49c9f118e97e85ac40a64b1a2192c931de5b7293c7f592c8ac", kill_on_drop: false }`
[INFO] [stdout] 2c3e4e4a80129a49c9f118e97e85ac40a64b1a2192c931de5b7293c7f592c8ac
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 033e79f5f20c5fd94c7901ad320391e44e7431b6cca00d7706b7bebc55b40d2e
[INFO] running `Command { std: "docker" "start" "-a" "033e79f5f20c5fd94c7901ad320391e44e7431b6cca00d7706b7bebc55b40d2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling clap_builder v4.4.8
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling clap v4.4.8
[INFO] [stderr]    Compiling adventofcode-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CommandLineInputError` is never constructed
[INFO] [stdout]  --> src/args.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CommandLineInputError;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommandLineInputError` is never constructed
[INFO] [stdout]   --> src/main.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct CommandLineInputError;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MainError` is never used
[INFO] [stdout]   --> src/main.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub enum MainError {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `Command { std: "docker" "inspect" "033e79f5f20c5fd94c7901ad320391e44e7431b6cca00d7706b7bebc55b40d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "033e79f5f20c5fd94c7901ad320391e44e7431b6cca00d7706b7bebc55b40d2e", kill_on_drop: false }`
[INFO] [stdout] 033e79f5f20c5fd94c7901ad320391e44e7431b6cca00d7706b7bebc55b40d2e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 463b797dc60f471b0df6f4bd048476fb62f19ed5835e679e244438c50c7773e0
[INFO] running `Command { std: "docker" "start" "-a" "463b797dc60f471b0df6f4bd048476fb62f19ed5835e679e244438c50c7773e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling adventofcode-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CommandLineInputError` is never constructed
[INFO] [stdout]  --> src/args.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CommandLineInputError;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommandLineInputError` is never constructed
[INFO] [stdout]   --> src/main.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct CommandLineInputError;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MainError` is never used
[INFO] [stdout]   --> src/main.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub enum MainError {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "463b797dc60f471b0df6f4bd048476fb62f19ed5835e679e244438c50c7773e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463b797dc60f471b0df6f4bd048476fb62f19ed5835e679e244438c50c7773e0", kill_on_drop: false }`
[INFO] [stdout] 463b797dc60f471b0df6f4bd048476fb62f19ed5835e679e244438c50c7773e0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a26d78e2ac0261154973bb2a1e4d674503cba01d142ae0a37086a36eb8bb4a2f
[INFO] running `Command { std: "docker" "start" "-a" "a26d78e2ac0261154973bb2a1e4d674503cba01d142ae0a37086a36eb8bb4a2f", kill_on_drop: false }`
[INFO] [stderr] warning: struct `CommandLineInputError` is never constructed
[INFO] [stderr]  --> src/args.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct CommandLineInputError;
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CommandLineInputError` is never constructed
[INFO] [stderr]   --> src/main.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub struct CommandLineInputError;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `MainError` is never used
[INFO] [stderr]   --> src/main.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub enum MainError {
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `adventofcode-2021` (bin "adventofcode-2021" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/adventofcode_2021-782a743f80424750)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a26d78e2ac0261154973bb2a1e4d674503cba01d142ae0a37086a36eb8bb4a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26d78e2ac0261154973bb2a1e4d674503cba01d142ae0a37086a36eb8bb4a2f", kill_on_drop: false }`
[INFO] [stdout] a26d78e2ac0261154973bb2a1e4d674503cba01d142ae0a37086a36eb8bb4a2f