[INFO] cloning repository https://github.com/hygt/aoc2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hygt/aoc2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhygt%2Faoc2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhygt%2Faoc2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f286deb972eaf2daf00125c4813ae05d6655852
[INFO] checking hygt/aoc2018 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhygt%2Faoc2018" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hygt/aoc2018 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hygt/aoc2018
[INFO] finished tweaking git repo https://github.com/hygt/aoc2018
[INFO] tweaked toml for git repo https://github.com/hygt/aoc2018 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/hygt/aoc2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked-list v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 655c5698907dc22896702d42250b26151a7da9b1fc51bdb310433d5b615ed99f
[INFO] running `Command { std: "docker" "start" "-a" "655c5698907dc22896702d42250b26151a7da9b1fc51bdb310433d5b615ed99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "655c5698907dc22896702d42250b26151a7da9b1fc51bdb310433d5b615ed99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655c5698907dc22896702d42250b26151a7da9b1fc51bdb310433d5b615ed99f", kill_on_drop: false }`
[INFO] [stdout] 655c5698907dc22896702d42250b26151a7da9b1fc51bdb310433d5b615ed99f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 944f0b7191696fabcb8af8dba641b1edfd8e4953510903837f588de03f2badb7
[INFO] running `Command { std: "docker" "start" "-a" "944f0b7191696fabcb8af8dba641b1edfd8e4953510903837f588de03f2badb7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking linked-list v0.0.3
[INFO] [stderr]     Checking edit-distance v2.0.1
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking bit-set v0.5.0
[INFO] [stderr]     Checking time v0.1.41
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking aoc2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]   --> src/bin/day11.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]   --> src/bin/day11.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     x: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/bin/day11.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     y: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]   --> src/bin/day11.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]   --> src/bin/day11.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     x: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/bin/day11.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     y: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day04.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut minutes = guards.entry(guard_id).or_insert(vec![0u32; 60]);
[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] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day04.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut minutes = guards.entry(guard_id).or_insert(vec![0u32; 60]);
[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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.84s
[INFO] running `Command { std: "docker" "inspect" "944f0b7191696fabcb8af8dba641b1edfd8e4953510903837f588de03f2badb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944f0b7191696fabcb8af8dba641b1edfd8e4953510903837f588de03f2badb7", kill_on_drop: false }`
[INFO] [stdout] 944f0b7191696fabcb8af8dba641b1edfd8e4953510903837f588de03f2badb7