[INFO] cloning repository https://github.com/kunalb/AoC2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kunalb/AoC2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunalb%2FAoC2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunalb%2FAoC2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b6d4a8acf8355d22c1756d056a3be86c8b923905 [INFO] checking kunalb/AoC2020 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunalb%2FAoC2020" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kunalb/AoC2020 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kunalb/AoC2020 [INFO] finished tweaking git repo https://github.com/kunalb/AoC2020 [INFO] tweaked toml for git repo https://github.com/kunalb/AoC2020 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/kunalb/AoC2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5c6f39f2f9302a8e6d72218e9da8bb63531d3d2006763c07a71c0318510ac31e [INFO] running `Command { std: "docker" "start" "-a" "5c6f39f2f9302a8e6d72218e9da8bb63531d3d2006763c07a71c0318510ac31e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c6f39f2f9302a8e6d72218e9da8bb63531d3d2006763c07a71c0318510ac31e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c6f39f2f9302a8e6d72218e9da8bb63531d3d2006763c07a71c0318510ac31e", kill_on_drop: false }` [INFO] [stdout] 5c6f39f2f9302a8e6d72218e9da8bb63531d3d2006763c07a71c0318510ac31e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7bba3648ffcbb353b0245fea819bac6531ad6f21bc366fb037af6e19cc530620 [INFO] running `Command { std: "docker" "start" "-a" "7bba3648ffcbb353b0245fea819bac6531ad6f21bc366fb037af6e19cc530620", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking aoc2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/day23.rs:70:10 [INFO] [stdout] | [INFO] [stdout] 70 | for (i, &x) in input.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_debug` [INFO] [stdout] --> src/bin/day23.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn print_debug(cups: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/day23.rs:70:10 [INFO] [stdout] | [INFO] [stdout] 70 | for (i, &x) in input.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_debug` [INFO] [stdout] --> src/bin/day23.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn print_debug(cups: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/bin/day21.rs:54:19 [INFO] [stdout] | [INFO] [stdout] 54 | .map(|(f, a)| f.iter().filter(|x| details.unused_foods.contains(**x)).count()) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day21.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | for mut possibility in details.possibilities.iter_mut() { [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: field is never read: `all_foods` [INFO] [stdout] --> src/bin/day21.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | all_foods: HashSet<&'a str>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/bin/day21.rs:54:19 [INFO] [stdout] | [INFO] [stdout] 54 | .map(|(f, a)| f.iter().filter(|x| details.unused_foods.contains(**x)).count()) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_cube` [INFO] [stdout] --> src/bin/day17.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn print_cube(hypercube: &HashMap, bool>, ranges: &Vec<(i64, i64)>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day21.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | for mut possibility in details.possibilities.iter_mut() { [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `all_foods` [INFO] [stdout] --> src/bin/day21.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | all_foods: HashSet<&'a str>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_cube` [INFO] [stdout] --> src/bin/day17.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn print_cube(hypercube: &HashMap, bool>, ranges: &Vec<(i64, i64)>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/day20.rs:759:9 [INFO] [stdout] | [INFO] [stdout] 759 | dbg!(solve2(INPUT)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.61s [INFO] running `Command { std: "docker" "inspect" "7bba3648ffcbb353b0245fea819bac6531ad6f21bc366fb037af6e19cc530620", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bba3648ffcbb353b0245fea819bac6531ad6f21bc366fb037af6e19cc530620", kill_on_drop: false }` [INFO] [stdout] 7bba3648ffcbb353b0245fea819bac6531ad6f21bc366fb037af6e19cc530620