[INFO] cloning repository https://github.com/Dfoerch/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/Dfoerch/Advent-of-Code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDfoerch%2FAdvent-of-Code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDfoerch%2FAdvent-of-Code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79c4e5df6704ce41fbb115840ef795f5048339d2
[INFO] testing Dfoerch/Advent-of-Code against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDfoerch%2FAdvent-of-Code" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dfoerch/Advent-of-Code on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dfoerch/Advent-of-Code
[INFO] finished tweaking git repo https://github.com/Dfoerch/Advent-of-Code
[INFO] tweaked toml for git repo https://github.com/Dfoerch/Advent-of-Code written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Dfoerch/Advent-of-Code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64d8953a01c7ea0a6710a92a86938e18e4afd76d296fd9c7d312e757eedf27cb
[INFO] running `Command { std: "docker" "start" "-a" "64d8953a01c7ea0a6710a92a86938e18e4afd76d296fd9c7d312e757eedf27cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64d8953a01c7ea0a6710a92a86938e18e4afd76d296fd9c7d312e757eedf27cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d8953a01c7ea0a6710a92a86938e18e4afd76d296fd9c7d312e757eedf27cb", kill_on_drop: false }`
[INFO] [stdout] 64d8953a01c7ea0a6710a92a86938e18e4afd76d296fd9c7d312e757eedf27cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db8586daadd7f3ed6040d16ec5ca6037b2049ef7a58b6477b5bb33a442e06340
[INFO] running `Command { std: "docker" "start" "-a" "db8586daadd7f3ed6040d16ec5ca6037b2049ef7a58b6477b5bb33a442e06340", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/part1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn part1(xs: &[i32]) -> i32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]  --> src/part2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn part2(xs: &[i32]) -> i32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "db8586daadd7f3ed6040d16ec5ca6037b2049ef7a58b6477b5bb33a442e06340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8586daadd7f3ed6040d16ec5ca6037b2049ef7a58b6477b5bb33a442e06340", kill_on_drop: false }`
[INFO] [stdout] db8586daadd7f3ed6040d16ec5ca6037b2049ef7a58b6477b5bb33a442e06340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 487120d3bce1c957bc36e7826963e6ed844a42d2dc26056d9abcd88c7ed9cf9e
[INFO] running `Command { std: "docker" "start" "-a" "487120d3bce1c957bc36e7826963e6ed844a42d2dc26056d9abcd88c7ed9cf9e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/part1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn part1(xs: &[i32]) -> i32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]  --> src/part2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn part2(xs: &[i32]) -> i32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "487120d3bce1c957bc36e7826963e6ed844a42d2dc26056d9abcd88c7ed9cf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "487120d3bce1c957bc36e7826963e6ed844a42d2dc26056d9abcd88c7ed9cf9e", kill_on_drop: false }`
[INFO] [stdout] 487120d3bce1c957bc36e7826963e6ed844a42d2dc26056d9abcd88c7ed9cf9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d199c50103024ba0ae5b0392189500e44d7f92fa97c48d2afe26fa58aa6ea4d
[INFO] running `Command { std: "docker" "start" "-a" "9d199c50103024ba0ae5b0392189500e44d7f92fa97c48d2afe26fa58aa6ea4d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `part1`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/part1.rs:3:8
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | pub fn part1(xs: &[i32]) -> i32 {
[INFO] [stdout] 
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part2`
[INFO] [stderr]  --> src/part2.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn part2(xs: &[i32]) -> i32 {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `advent` (bin "advent" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent-e9de9c10c6ea9edf)
[INFO] running `Command { std: "docker" "inspect" "9d199c50103024ba0ae5b0392189500e44d7f92fa97c48d2afe26fa58aa6ea4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d199c50103024ba0ae5b0392189500e44d7f92fa97c48d2afe26fa58aa6ea4d", kill_on_drop: false }`
[INFO] [stdout] 9d199c50103024ba0ae5b0392189500e44d7f92fa97c48d2afe26fa58aa6ea4d