[INFO] updating cached repository https://github.com/boylede/aoc2018 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fcadcc4580819046006fa3541905a3a530ff21cb [INFO] testing boylede/aoc2018 against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboylede%2Faoc2018" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/boylede/aoc2018 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/boylede/aoc2018 [INFO] finished tweaking git repo https://github.com/boylede/aoc2018 [INFO] tweaked toml for git repo https://github.com/boylede/aoc2018 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/boylede/aoc2018 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2cd809828150c34f40c8fcd662afa4697d2b0c6aea9d1f1339d9f62400a8b4ce [INFO] running `"docker" "start" "-a" "2cd809828150c34f40c8fcd662afa4697d2b0c6aea9d1f1339d9f62400a8b4ce"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling utf-8 v0.7.4 [INFO] [stderr] Compiling lapp v0.3.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling debug_unreachable v0.1.1 [INFO] [stderr] Compiling crc32fast v1.1.0 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling tokio-threadpool v0.1.9 [INFO] [stderr] Compiling futf v0.1.4 [INFO] [stderr] Compiling tendril v0.3.1 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling libflate v0.1.19 [INFO] [stderr] Compiling string_cache v0.6.2 [INFO] [stderr] Compiling markup5ever v0.3.2 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling tokio-reactor v0.1.7 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-uds v0.2.4 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio v0.1.13 [INFO] [stderr] Compiling hyper v0.12.16 [INFO] [stderr] Compiling html5ever v0.18.0 [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling reqwest v0.9.5 [INFO] [stderr] Compiling select v0.4.2 [INFO] [stderr] Compiling aoc2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Attr`, `Class` [INFO] [stderr] --> src/lib.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:136:6 [INFO] [stderr] | [INFO] [stderr] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:142:6 [INFO] [stderr] | [INFO] [stderr] 142 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:144:6 [INFO] [stderr] | [INFO] [stderr] 144 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:147:6 [INFO] [stderr] | [INFO] [stderr] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:150:6 [INFO] [stderr] | [INFO] [stderr] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/day6/mod.rs:117:12 [INFO] [stderr] | [INFO] [stderr] 117 | } else if (distance == shortest_distance) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day7/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry::Occupied` [INFO] [stderr] --> src/day7/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::collections::hash_map::Entry::Occupied; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/day8/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day8/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day8/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Formatter` [INFO] [stderr] --> src/day8/mod.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fmt::Formatter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day8/mod.rs:71:36 [INFO] [stderr] | [INFO] [stderr] 71 | fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&LicenseNode)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day9/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day9/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day9/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day10/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day10/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day10/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day11/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day11/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day11/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day12/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day12/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day12/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day13/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day13/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day13/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day14/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day14/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day14/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day15/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day15/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day15/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day16/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day16/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day16/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day17/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day17/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day17/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day18/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day18/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day18/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day19/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day19/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day19/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day20/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day20/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day20/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day21/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day21/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day21/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day22/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day22/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day22/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day23/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day23/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day23/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day24/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day24/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day24/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day25/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day25/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day25/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day6/mod.rs:134:10 [INFO] [stderr] | [INFO] [stderr] 134 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parent` [INFO] [stderr] --> src/day6/mod.rs:200:7 [INFO] [stderr] | [INFO] [stderr] 200 | let parent = 0; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `distance` [INFO] [stderr] --> src/day6/mod.rs:201:7 [INFO] [stderr] | [INFO] [stderr] 201 | let distance = 0; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `step_id` [INFO] [stderr] --> src/day7/mod.rs:69:29 [INFO] [stderr] | [INFO] [stderr] 69 | while outline.iter().any(|(step_id, step)| { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day7/mod.rs:124:10 [INFO] [stderr] | [INFO] [stderr] 124 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day8/mod.rs:60:10 [INFO] [stderr] | [INFO] [stderr] 60 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node_index` [INFO] [stderr] --> src/day8/mod.rs:102:6 [INFO] [stderr] | [INFO] [stderr] 102 | for node_index in 0..*node_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `meta_index` [INFO] [stderr] --> src/day8/mod.rs:106:6 [INFO] [stderr] | [INFO] [stderr] 106 | for meta_index in 0..*meta_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day6/mod.rs:48:6 [INFO] [stderr] | [INFO] [stderr] 48 | let mut field = Grid::with_coordinates(&coordinates); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/mod.rs:104:16 [INFO] [stderr] | [INFO] [stderr] 104 | for (step_id, mut step) in outline.iter() { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Unoccupied` [INFO] [stderr] --> src/day3/mod.rs:67:2 [INFO] [stderr] | [INFO] [stderr] 67 | Unoccupied, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/day6/mod.rs:159:2 [INFO] [stderr] | [INFO] [stderr] 159 | parent: i32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `distance` [INFO] [stderr] --> src/day6/mod.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | distance: i32, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `cells` [INFO] [stderr] --> src/day6/mod.rs:164:2 [INFO] [stderr] | [INFO] [stderr] 164 | cells: Vec, // voronoi input points [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `AnyError` [INFO] [stderr] --> src/day7/mod.rs:157:2 [INFO] [stderr] | [INFO] [stderr] 157 | AnyError, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `l` [INFO] [stderr] --> src/day8/mod.rs:116:2 [INFO] [stderr] | [INFO] [stderr] 116 | l: &'a LicenseNode, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `index` [INFO] [stderr] --> src/day8/mod.rs:117:2 [INFO] [stderr] | [INFO] [stderr] 117 | index: usize, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Error` [INFO] [stderr] --> src/day8/mod.rs:137:2 [INFO] [stderr] | [INFO] [stderr] 137 | Error, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `minus` [INFO] [stderr] --> src/day25/mod.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | fn minus(&self, b: &Point4d) -> i32 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `distance` [INFO] [stderr] --> src/day25/mod.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn distance(a: i32, b: i32) -> i32{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:205:4 [INFO] [stderr] | [INFO] [stderr] 205 | write!(f, "{:?}:[", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:207:5 [INFO] [stderr] | [INFO] [stderr] 207 | write!(f, "{},", step); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:209:4 [INFO] [stderr] | [INFO] [stderr] 209 | write!(f, "]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:211:4 [INFO] [stderr] | [INFO] [stderr] 211 | write!(f, "{:?}", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 117 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `"docker" "inspect" "2cd809828150c34f40c8fcd662afa4697d2b0c6aea9d1f1339d9f62400a8b4ce"` [INFO] running `"docker" "rm" "-f" "2cd809828150c34f40c8fcd662afa4697d2b0c6aea9d1f1339d9f62400a8b4ce"` [INFO] [stdout] 2cd809828150c34f40c8fcd662afa4697d2b0c6aea9d1f1339d9f62400a8b4ce [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 31fc3f3faa9615b9afb215fdf5f412b55c8898d0e5d40d70b5e68f1c145f7562 [INFO] running `"docker" "start" "-a" "31fc3f3faa9615b9afb215fdf5f412b55c8898d0e5d40d70b5e68f1c145f7562"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling aoc2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Attr`, `Class` [INFO] [stderr] --> src/lib.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:136:6 [INFO] [stderr] | [INFO] [stderr] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:142:6 [INFO] [stderr] | [INFO] [stderr] 142 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:144:6 [INFO] [stderr] | [INFO] [stderr] 144 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:147:6 [INFO] [stderr] | [INFO] [stderr] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:150:6 [INFO] [stderr] | [INFO] [stderr] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Attr`, `Class` [INFO] [stderr] --> src/lib.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/day6/mod.rs:117:12 [INFO] [stderr] | [INFO] [stderr] 117 | } else if (distance == shortest_distance) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day7/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry::Occupied` [INFO] [stderr] --> src/day7/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::collections::hash_map::Entry::Occupied; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/day8/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day8/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day8/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Formatter` [INFO] [stderr] --> src/day8/mod.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fmt::Formatter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day8/mod.rs:71:36 [INFO] [stderr] | [INFO] [stderr] 71 | fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&LicenseNode)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day9/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day9/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day9/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day10/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day10/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day10/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day11/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day11/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day11/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day12/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day12/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day12/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day13/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day13/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day13/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day14/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day14/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day14/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day15/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day15/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day15/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day16/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day16/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day16/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day17/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day17/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day17/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day18/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day18/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day18/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day19/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day19/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day19/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day20/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day20/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day20/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day21/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day21/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day21/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day22/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day22/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day22/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day23/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day23/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day23/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day24/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day24/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day24/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day25/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day25/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day25/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:136:6 [INFO] [stderr] | [INFO] [stderr] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:142:6 [INFO] [stderr] | [INFO] [stderr] 142 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:144:6 [INFO] [stderr] | [INFO] [stderr] 144 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:147:6 [INFO] [stderr] | [INFO] [stderr] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:150:6 [INFO] [stderr] | [INFO] [stderr] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day6/mod.rs:134:10 [INFO] [stderr] | [INFO] [stderr] 134 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parent` [INFO] [stderr] --> src/day6/mod.rs:200:7 [INFO] [stderr] | [INFO] [stderr] 200 | let parent = 0; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `distance` [INFO] [stderr] --> src/day6/mod.rs:201:7 [INFO] [stderr] | [INFO] [stderr] 201 | let distance = 0; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `step_id` [INFO] [stderr] --> src/day7/mod.rs:69:29 [INFO] [stderr] | [INFO] [stderr] 69 | while outline.iter().any(|(step_id, step)| { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day7/mod.rs:124:10 [INFO] [stderr] | [INFO] [stderr] 124 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day8/mod.rs:60:10 [INFO] [stderr] | [INFO] [stderr] 60 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node_index` [INFO] [stderr] --> src/day8/mod.rs:102:6 [INFO] [stderr] | [INFO] [stderr] 102 | for node_index in 0..*node_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `meta_index` [INFO] [stderr] --> src/day8/mod.rs:106:6 [INFO] [stderr] | [INFO] [stderr] 106 | for meta_index in 0..*meta_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day6/mod.rs:48:6 [INFO] [stderr] | [INFO] [stderr] 48 | let mut field = Grid::with_coordinates(&coordinates); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/mod.rs:104:16 [INFO] [stderr] | [INFO] [stderr] 104 | for (step_id, mut step) in outline.iter() { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Unoccupied` [INFO] [stderr] --> src/day3/mod.rs:67:2 [INFO] [stderr] | [INFO] [stderr] 67 | Unoccupied, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/day6/mod.rs:159:2 [INFO] [stderr] | [INFO] [stderr] 159 | parent: i32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `distance` [INFO] [stderr] --> src/day6/mod.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | distance: i32, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `cells` [INFO] [stderr] --> src/day6/mod.rs:164:2 [INFO] [stderr] | [INFO] [stderr] 164 | cells: Vec, // voronoi input points [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `AnyError` [INFO] [stderr] --> src/day7/mod.rs:157:2 [INFO] [stderr] | [INFO] [stderr] 157 | AnyError, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `l` [INFO] [stderr] --> src/day8/mod.rs:116:2 [INFO] [stderr] | [INFO] [stderr] 116 | l: &'a LicenseNode, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `index` [INFO] [stderr] --> src/day8/mod.rs:117:2 [INFO] [stderr] | [INFO] [stderr] 117 | index: usize, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Error` [INFO] [stderr] --> src/day8/mod.rs:137:2 [INFO] [stderr] | [INFO] [stderr] 137 | Error, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `minus` [INFO] [stderr] --> src/day25/mod.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | fn minus(&self, b: &Point4d) -> i32 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `distance` [INFO] [stderr] --> src/day25/mod.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn distance(a: i32, b: i32) -> i32{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:205:4 [INFO] [stderr] | [INFO] [stderr] 205 | write!(f, "{:?}:[", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:207:5 [INFO] [stderr] | [INFO] [stderr] 207 | write!(f, "{},", step); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:209:4 [INFO] [stderr] | [INFO] [stderr] 209 | write!(f, "]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:211:4 [INFO] [stderr] | [INFO] [stderr] 211 | write!(f, "{:?}", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 117 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.94s [INFO] running `"docker" "inspect" "31fc3f3faa9615b9afb215fdf5f412b55c8898d0e5d40d70b5e68f1c145f7562"` [INFO] running `"docker" "rm" "-f" "31fc3f3faa9615b9afb215fdf5f412b55c8898d0e5d40d70b5e68f1c145f7562"` [INFO] [stdout] 31fc3f3faa9615b9afb215fdf5f412b55c8898d0e5d40d70b5e68f1c145f7562 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2a3f8a86f9b335696bb23ff0262d8b934391019fb9f75e5e713a48ef88b08417 [INFO] running `"docker" "start" "-a" "2a3f8a86f9b335696bb23ff0262d8b934391019fb9f75e5e713a48ef88b08417"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused imports: `Attr`, `Class` [INFO] [stderr] --> src/lib.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:136:6 [INFO] [stderr] | [INFO] [stderr] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:142:6 [INFO] [stderr] | [INFO] [stderr] 142 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:144:6 [INFO] [stderr] | [INFO] [stderr] 144 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:147:6 [INFO] [stderr] | [INFO] [stderr] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:150:6 [INFO] [stderr] | [INFO] [stderr] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Attr`, `Class` [INFO] [stderr] --> src/lib.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:136:6 [INFO] [stderr] | [INFO] [stderr] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:142:6 [INFO] [stderr] | [INFO] [stderr] 142 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:144:6 [INFO] [stderr] | [INFO] [stderr] 144 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:147:6 [INFO] [stderr] | [INFO] [stderr] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:150:6 [INFO] [stderr] | [INFO] [stderr] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/day6/mod.rs:117:12 [INFO] [stderr] | [INFO] [stderr] 117 | } else if (distance == shortest_distance) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day7/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry::Occupied` [INFO] [stderr] --> src/day7/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::collections::hash_map::Entry::Occupied; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/day8/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day8/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day8/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Formatter` [INFO] [stderr] --> src/day8/mod.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fmt::Formatter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day8/mod.rs:71:36 [INFO] [stderr] | [INFO] [stderr] 71 | fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&LicenseNode)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day9/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day9/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day9/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day10/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day10/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day10/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day11/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day11/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day11/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day12/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day12/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day12/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day13/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day13/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day13/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day14/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day14/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day14/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day15/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day15/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day15/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day16/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day16/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day16/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day17/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day17/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day17/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day18/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day18/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day18/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day19/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day19/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day19/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day20/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day20/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day20/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day21/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day21/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day21/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day22/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day22/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day22/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day23/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day23/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day23/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day24/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day24/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day24/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day25/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day25/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day25/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day6/mod.rs:134:10 [INFO] [stderr] | [INFO] [stderr] 134 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parent` [INFO] [stderr] --> src/day6/mod.rs:200:7 [INFO] [stderr] | [INFO] [stderr] 200 | let parent = 0; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `distance` [INFO] [stderr] --> src/day6/mod.rs:201:7 [INFO] [stderr] | [INFO] [stderr] 201 | let distance = 0; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `step_id` [INFO] [stderr] --> src/day7/mod.rs:69:29 [INFO] [stderr] | [INFO] [stderr] 69 | while outline.iter().any(|(step_id, step)| { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day7/mod.rs:124:10 [INFO] [stderr] | [INFO] [stderr] 124 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day8/mod.rs:60:10 [INFO] [stderr] | [INFO] [stderr] 60 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node_index` [INFO] [stderr] --> src/day8/mod.rs:102:6 [INFO] [stderr] | [INFO] [stderr] 102 | for node_index in 0..*node_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `meta_index` [INFO] [stderr] --> src/day8/mod.rs:106:6 [INFO] [stderr] | [INFO] [stderr] 106 | for meta_index in 0..*meta_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day6/mod.rs:48:6 [INFO] [stderr] | [INFO] [stderr] 48 | let mut field = Grid::with_coordinates(&coordinates); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/mod.rs:104:16 [INFO] [stderr] | [INFO] [stderr] 104 | for (step_id, mut step) in outline.iter() { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Unoccupied` [INFO] [stderr] --> src/day3/mod.rs:67:2 [INFO] [stderr] | [INFO] [stderr] 67 | Unoccupied, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/day6/mod.rs:159:2 [INFO] [stderr] | [INFO] [stderr] 159 | parent: i32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `distance` [INFO] [stderr] --> src/day6/mod.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | distance: i32, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `cells` [INFO] [stderr] --> src/day6/mod.rs:164:2 [INFO] [stderr] | [INFO] [stderr] 164 | cells: Vec, // voronoi input points [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `AnyError` [INFO] [stderr] --> src/day7/mod.rs:157:2 [INFO] [stderr] | [INFO] [stderr] 157 | AnyError, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `l` [INFO] [stderr] --> src/day8/mod.rs:116:2 [INFO] [stderr] | [INFO] [stderr] 116 | l: &'a LicenseNode, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `index` [INFO] [stderr] --> src/day8/mod.rs:117:2 [INFO] [stderr] | [INFO] [stderr] 117 | index: usize, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Error` [INFO] [stderr] --> src/day8/mod.rs:137:2 [INFO] [stderr] | [INFO] [stderr] 137 | Error, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `minus` [INFO] [stderr] --> src/day25/mod.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | fn minus(&self, b: &Point4d) -> i32 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `distance` [INFO] [stderr] --> src/day25/mod.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn distance(a: i32, b: i32) -> i32{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:205:4 [INFO] [stderr] | [INFO] [stderr] 205 | write!(f, "{:?}:[", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:207:5 [INFO] [stderr] | [INFO] [stderr] 207 | write!(f, "{},", step); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:209:4 [INFO] [stderr] | [INFO] [stderr] 209 | write!(f, "]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:211:4 [INFO] [stderr] | [INFO] [stderr] 211 | write!(f, "{:?}", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 117 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/aoc2018-2a7345e693757a30 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/aoc2018-a2159c56d3ac5c44 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests aoc2018 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "2a3f8a86f9b335696bb23ff0262d8b934391019fb9f75e5e713a48ef88b08417"` [INFO] running `"docker" "rm" "-f" "2a3f8a86f9b335696bb23ff0262d8b934391019fb9f75e5e713a48ef88b08417"` [INFO] [stdout] 2a3f8a86f9b335696bb23ff0262d8b934391019fb9f75e5e713a48ef88b08417