[INFO] cloning repository https://github.com/reidswan/advent2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reidswan/advent2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidswan%2Fadvent2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidswan%2Fadvent2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f037dd644a033a24fec160dd58ab07e604137a6 [INFO] checking reidswan/advent2020 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidswan%2Fadvent2020" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/reidswan/advent2020 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/reidswan/advent2020 [INFO] finished tweaking git repo https://github.com/reidswan/advent2020 [INFO] tweaked toml for git repo https://github.com/reidswan/advent2020 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/reidswan/advent2020 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb0966581a9f24e83a3d40cf0346d148ab29083879334587c1f345955cada718 [INFO] running `Command { std: "docker" "start" "-a" "eb0966581a9f24e83a3d40cf0346d148ab29083879334587c1f345955cada718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb0966581a9f24e83a3d40cf0346d148ab29083879334587c1f345955cada718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb0966581a9f24e83a3d40cf0346d148ab29083879334587c1f345955cada718", kill_on_drop: false }` [INFO] [stdout] eb0966581a9f24e83a3d40cf0346d148ab29083879334587c1f345955cada718 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed249c0d572f2d1a8d93c00cbf4559e64e91057b6be3063a8cbc292164d6904b [INFO] running `Command { std: "docker" "start" "-a" "ed249c0d572f2d1a8d93c00cbf4559e64e91057b6be3063a8cbc292164d6904b", kill_on_drop: false }` [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking day20 v0.1.0 (/opt/rustwide/workdir/day20) [INFO] [stderr] Checking day3 v0.1.0 (/opt/rustwide/workdir/day03) [INFO] [stderr] Checking day24 v0.1.0 (/opt/rustwide/workdir/day24) [INFO] [stderr] Checking day5 v0.1.0 (/opt/rustwide/workdir/day05) [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day02) [INFO] [stderr] Checking day21 v0.1.0 (/opt/rustwide/workdir/day21) [INFO] [stderr] Checking day9 v0.1.0 (/opt/rustwide/workdir/day09) [INFO] [stderr] Checking day25 v0.1.0 (/opt/rustwide/workdir/day25) [INFO] [stderr] Checking day10 v0.1.0 (/opt/rustwide/workdir/day10) [INFO] [stderr] Checking day22 v0.1.0 (/opt/rustwide/workdir/day22) [INFO] [stderr] Checking day23 v0.1.0 (/opt/rustwide/workdir/day23) [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day01) [INFO] [stderr] Checking day6 v0.1.0 (/opt/rustwide/workdir/day06) [INFO] [stderr] Checking day13 v0.1.0 (/opt/rustwide/workdir/day13) [INFO] [stderr] Checking day12 v0.1.0 (/opt/rustwide/workdir/day12) [INFO] [stderr] Checking day19 v0.1.0 (/opt/rustwide/workdir/day19) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> day20/src/main.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | fn part2(input: &[Image]) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `contents` is never read [INFO] [stdout] --> day20/src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 64 | struct Image { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | contents: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Image` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day15 v0.1.0 (/opt/rustwide/workdir/day15) [INFO] [stderr] Checking day18 v0.1.0 (/opt/rustwide/workdir/day18) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> day20/src/main.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | fn part2(input: &[Image]) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `contents` is never read [INFO] [stdout] --> day20/src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 64 | struct Image { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | contents: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Image` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day11 v0.1.0 (/opt/rustwide/workdir/day11) [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking day17 v0.1.0 (/opt/rustwide/workdir/day17) [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> day17/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> day17/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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] Checking regex v1.4.2 [INFO] [stderr] Checking day8 v0.1.0 (/opt/rustwide/workdir/day08) [INFO] [stderr] Checking day7 v0.1.0 (/opt/rustwide/workdir/day07) [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day04) [INFO] [stderr] Checking day16 v0.1.0 (/opt/rustwide/workdir/day16) [INFO] [stderr] Checking day14 v0.1.0 (/opt/rustwide/workdir/day14) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s [INFO] running `Command { std: "docker" "inspect" "ed249c0d572f2d1a8d93c00cbf4559e64e91057b6be3063a8cbc292164d6904b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed249c0d572f2d1a8d93c00cbf4559e64e91057b6be3063a8cbc292164d6904b", kill_on_drop: false }` [INFO] [stdout] ed249c0d572f2d1a8d93c00cbf4559e64e91057b6be3063a8cbc292164d6904b