[INFO] cloning repository https://github.com/lewis-od/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/lewis-od/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flewis-od%2Fadvent-of-code-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flewis-od%2Fadvent-of-code-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 11c34a72ec208126942d595d762b289556587c4d [INFO] checking lewis-od/advent-of-code-2021 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flewis-od%2Fadvent-of-code-2021" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lewis-od/advent-of-code-2021 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lewis-od/advent-of-code-2021 [INFO] finished tweaking git repo https://github.com/lewis-od/advent-of-code-2021 [INFO] tweaked toml for git repo https://github.com/lewis-od/advent-of-code-2021 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lewis-od/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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 01f3498dcbc915ea9f50ef371282543399b0f4020a1c3e51d73899d98c90d344 [INFO] running `Command { std: "docker" "start" "-a" "01f3498dcbc915ea9f50ef371282543399b0f4020a1c3e51d73899d98c90d344", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01f3498dcbc915ea9f50ef371282543399b0f4020a1c3e51d73899d98c90d344", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01f3498dcbc915ea9f50ef371282543399b0f4020a1c3e51d73899d98c90d344", kill_on_drop: false }` [INFO] [stdout] 01f3498dcbc915ea9f50ef371282543399b0f4020a1c3e51d73899d98c90d344 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 965b6c740ae3f85839de0f1d97edd6f61e5940293faf2f718f94aa025a3d4e57 [INFO] running `Command { std: "docker" "start" "-a" "965b6c740ae3f85839de0f1d97edd6f61e5940293faf2f718f94aa025a3d4e57", kill_on_drop: false }` [INFO] [stderr] Checking utils v0.1.0 (/opt/rustwide/workdir/utils) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> utils/src/lib.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(filename: &str) -> FileReader { [INFO] [stdout] | ^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(filename: &str) -> FileReader<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day1) [INFO] [stderr] Checking day6 v0.1.0 (/opt/rustwide/workdir/day6) [INFO] [stderr] Checking day7 v0.1.0 (/opt/rustwide/workdir/day7) [INFO] [stderr] Checking day5 v0.1.0 (/opt/rustwide/workdir/day5) [INFO] [stderr] Checking day3 v0.1.0 (/opt/rustwide/workdir/day3) [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day4) [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day2) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> utils/src/lib.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(filename: &str) -> FileReader { [INFO] [stdout] | ^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(filename: &str) -> FileReader<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day9 v0.1.0 (/opt/rustwide/workdir/day9) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> day9/src/lib.rs:10:26 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new(terrain: &'a Vec>) -> TerrainScanner { [INFO] [stdout] | ^^ -------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new(terrain: &'a Vec>) -> TerrainScanner<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day8 v0.1.0 (/opt/rustwide/workdir/day8) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> day9/src/lib.rs:10:26 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new(terrain: &'a Vec>) -> TerrainScanner { [INFO] [stdout] | ^^ -------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new(terrain: &'a Vec>) -> TerrainScanner<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::bingo::*` [INFO] [stdout] --> day4/src/bingo/cell.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | use crate::bingo::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "965b6c740ae3f85839de0f1d97edd6f61e5940293faf2f718f94aa025a3d4e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "965b6c740ae3f85839de0f1d97edd6f61e5940293faf2f718f94aa025a3d4e57", kill_on_drop: false }` [INFO] [stdout] 965b6c740ae3f85839de0f1d97edd6f61e5940293faf2f718f94aa025a3d4e57