[INFO] cloning repository https://github.com/esqu1/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/esqu1/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 903ba83b3c35047e6a7b4cbf75bf24f966e390c8
[INFO] checking esqu1/advent-of-code-2021 against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Fadvent-of-code-2021" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/esqu1/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/esqu1/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/esqu1/advent-of-code-2021 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/esqu1/advent-of-code-2021 on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/esqu1/advent-of-code-2021 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1511f902f7079c14640dbbdf07b5a264c5dd0bced3caaf73d507060ddfcaa247
[INFO] running `Command { std: "docker" "start" "-a" "1511f902f7079c14640dbbdf07b5a264c5dd0bced3caaf73d507060ddfcaa247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1511f902f7079c14640dbbdf07b5a264c5dd0bced3caaf73d507060ddfcaa247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1511f902f7079c14640dbbdf07b5a264c5dd0bced3caaf73d507060ddfcaa247", kill_on_drop: false }`
[INFO] [stdout] 1511f902f7079c14640dbbdf07b5a264c5dd0bced3caaf73d507060ddfcaa247
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa885efb7905242995d4011a6931a420d90b23513bc3c7d9e9b5f29f69cf1a09
[INFO] running `Command { std: "docker" "start" "-a" "fa885efb7905242995d4011a6931a420d90b23513bc3c7d9e9b5f29f69cf1a09", kill_on_drop: false }`
[INFO] [stderr]     Checking advent-of-code-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/day3.rs:24:62
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn solve_helper2(lines: impl Iterator<Item = String>) -> Output {
[INFO] [stdout]    |        -------------                                         ^^^^^^ expected `u32`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2021` (lib test) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `advent-of-code-2021` (lib) due to 1 previous error
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/day3.rs:24:62
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn solve_helper2(lines: impl Iterator<Item = String>) -> Output {
[INFO] [stdout]    |        -------------                                         ^^^^^^ expected `u32`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fa885efb7905242995d4011a6931a420d90b23513bc3c7d9e9b5f29f69cf1a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa885efb7905242995d4011a6931a420d90b23513bc3c7d9e9b5f29f69cf1a09", kill_on_drop: false }`
[INFO] [stdout] fa885efb7905242995d4011a6931a420d90b23513bc3c7d9e9b5f29f69cf1a09