[INFO] cloning repository https://github.com/ingwinlu/aoc2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ingwinlu/aoc2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fingwinlu%2Faoc2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fingwinlu%2Faoc2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91ddb737c64e469d49c1781962d0130590f33de9
[INFO] building ingwinlu/aoc2022 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fingwinlu%2Faoc2022" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ingwinlu/aoc2022 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ingwinlu/aoc2022
[INFO] finished tweaking git repo https://github.com/ingwinlu/aoc2022
[INFO] tweaked toml for git repo https://github.com/ingwinlu/aoc2022 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ingwinlu/aoc2022 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56991fb8e8106c8f92ac479bd61fee5929d9e76ae29be86e22217050b70a1def
[INFO] running `Command { std: "docker" "start" "-a" "56991fb8e8106c8f92ac479bd61fee5929d9e76ae29be86e22217050b70a1def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56991fb8e8106c8f92ac479bd61fee5929d9e76ae29be86e22217050b70a1def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56991fb8e8106c8f92ac479bd61fee5929d9e76ae29be86e22217050b70a1def", kill_on_drop: false }`
[INFO] [stdout] 56991fb8e8106c8f92ac479bd61fee5929d9e76ae29be86e22217050b70a1def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcbf9dd306a6cce88a71a1c73908df81da738c8a3163c7a7136d75b2b00698bc
[INFO] running `Command { std: "docker" "start" "-a" "bcbf9dd306a6cce88a71a1c73908df81da738c8a3163c7a7136d75b2b00698bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling gcd v2.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling advent_of_code_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `solution::Solution`
[INFO] [stdout]  --> src/etc/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use solution::Solution;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/days/day09.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 let mut tail = &mut knots[i];
[INFO] [stdout]    |                     ----^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "bcbf9dd306a6cce88a71a1c73908df81da738c8a3163c7a7136d75b2b00698bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbf9dd306a6cce88a71a1c73908df81da738c8a3163c7a7136d75b2b00698bc", kill_on_drop: false }`
[INFO] [stdout] bcbf9dd306a6cce88a71a1c73908df81da738c8a3163c7a7136d75b2b00698bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ad97ab9090701515abc7545e4a21a3eac8526295476e7d09f65fdb6ee9cf1ef
[INFO] running `Command { std: "docker" "start" "-a" "5ad97ab9090701515abc7545e4a21a3eac8526295476e7d09f65fdb6ee9cf1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling indoc v1.0.7
[INFO] [stderr]    Compiling advent_of_code_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `solution::Solution`
[INFO] [stdout]  --> src/etc/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use solution::Solution;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/days/day09.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 let mut tail = &mut knots[i];
[INFO] [stdout]    |                     ----^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "5ad97ab9090701515abc7545e4a21a3eac8526295476e7d09f65fdb6ee9cf1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad97ab9090701515abc7545e4a21a3eac8526295476e7d09f65fdb6ee9cf1ef", kill_on_drop: false }`
[INFO] [stdout] 5ad97ab9090701515abc7545e4a21a3eac8526295476e7d09f65fdb6ee9cf1ef