[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] checking Dfoerch/Advent-of-Code against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDfoerch%2FAdvent-of-Code" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dfoerch/Advent-of-Code on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-57/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0b0d70b1aa0a0d34b663802640807a29760db1621ec22bd4d2e8f4e25bbdb54
[INFO] running `Command { std: "docker" "start" "-a" "b0b0d70b1aa0a0d34b663802640807a29760db1621ec22bd4d2e8f4e25bbdb54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0b0d70b1aa0a0d34b663802640807a29760db1621ec22bd4d2e8f4e25bbdb54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b0d70b1aa0a0d34b663802640807a29760db1621ec22bd4d2e8f4e25bbdb54", kill_on_drop: false }`
[INFO] [stdout] b0b0d70b1aa0a0d34b663802640807a29760db1621ec22bd4d2e8f4e25bbdb54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7a8b7c190baa7bd160919ae499d6d6062ef90ea7b1cdaecf3dc074510e12a6
[INFO] running `Command { std: "docker" "start" "-a" "1a7a8b7c190baa7bd160919ae499d6d6062ef90ea7b1cdaecf3dc074510e12a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking 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] [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 6.48s
[INFO] running `Command { std: "docker" "inspect" "1a7a8b7c190baa7bd160919ae499d6d6062ef90ea7b1cdaecf3dc074510e12a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7a8b7c190baa7bd160919ae499d6d6062ef90ea7b1cdaecf3dc074510e12a6", kill_on_drop: false }`
[INFO] [stdout] 1a7a8b7c190baa7bd160919ae499d6d6062ef90ea7b1cdaecf3dc074510e12a6