[INFO] cloning repository https://github.com/Zak-Temperton/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zak-Temperton/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZak-Temperton%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZak-Temperton%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7afa6cf0ca01b87767b812d96f056c630ac6c0c2
[INFO] linting Zak-Temperton/aoc2020 against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZak-Temperton%2Faoc2020" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Zak-Temperton/aoc2020
[INFO] finished tweaking git repo https://github.com/Zak-Temperton/aoc2020
[INFO] tweaked toml for git repo https://github.com/Zak-Temperton/aoc2020 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Zak-Temperton/aoc2020 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Zak-Temperton/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f52acfbc1d51e3ca5d4f0f6d9b11c42d427a3d1d511992adddddb9256c2d4ce
[INFO] running `Command { std: "docker" "start" "-a" "4f52acfbc1d51e3ca5d4f0f6d9b11c42d427a3d1d511992adddddb9256c2d4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f52acfbc1d51e3ca5d4f0f6d9b11c42d427a3d1d511992adddddb9256c2d4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f52acfbc1d51e3ca5d4f0f6d9b11c42d427a3d1d511992adddddb9256c2d4ce", kill_on_drop: false }`
[INFO] [stdout] 4f52acfbc1d51e3ca5d4f0f6d9b11c42d427a3d1d511992adddddb9256c2d4ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f00a481c163c0155cc11b9c40f5bd4dde4f498fd728e651b142a4e30dd2f8d90
[INFO] running `Command { std: "docker" "start" "-a" "f00a481c163c0155cc11b9c40f5bd4dde4f498fd728e651b142a4e30dd2f8d90", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]     Checking day21 v0.1.0 (/opt/rustwide/workdir/day21)
[INFO] [stderr]     Checking day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]     Checking day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]     Checking day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stderr]     Checking day22 v0.1.0 (/opt/rustwide/workdir/day22)
[INFO] [stderr]     Checking day05 v0.1.0 (/opt/rustwide/workdir/day05)
[INFO] [stderr]     Checking day20 v0.1.0 (/opt/rustwide/workdir/day20)
[INFO] [stderr]     Checking day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stderr]     Checking day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day13/src/main.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day13/src/main.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day13/src/main.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day13/src/main.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day13/src/main.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day13/src/main.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day05/src/main.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day05/src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day05/src/main.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day05/src/main.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day08 v0.1.0 (/opt/rustwide/workdir/day08)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day10/src/main.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day10/src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day22/src/main.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day22/src/main.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day10/src/main.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day10/src/main.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day22/src/main.rs:67:32
[INFO] [stdout]    |
[INFO] [stdout] 67 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day22/src/main.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day21/src/main.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day21/src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day21/src/main.rs:56:32
[INFO] [stdout]    |
[INFO] [stdout] 56 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day21/src/main.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day10/src/main.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day10/src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day12/src/main.rs:54:32
[INFO] [stdout]    |
[INFO] [stdout] 54 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day12/src/main.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day06 v0.1.0 (/opt/rustwide/workdir/day06)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day09/src/main.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day09/src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]    --> day12/src/main.rs:120:32
[INFO] [stdout]     |
[INFO] [stdout] 120 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]     |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]    --> day12/src/main.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day10/src/main.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day10/src/main.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day13/src/main.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day13/src/main.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day12/src/main.rs:54:32
[INFO] [stdout]    |
[INFO] [stdout] 54 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day12/src/main.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day09/src/main.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day09/src/main.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day13/src/main.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day13/src/main.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day13/src/main.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day13/src/main.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]    --> day12/src/main.rs:120:32
[INFO] [stdout]     |
[INFO] [stdout] 120 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]     |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]    --> day12/src/main.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day09/src/main.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day09/src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day09/src/main.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day09/src/main.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day06/src/main.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day06/src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day06/src/main.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day06/src/main.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]    --> day20/src/main.rs:101:32
[INFO] [stdout]     |
[INFO] [stdout] 101 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]     |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]    --> day20/src/main.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]     = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day08/src/main.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day08/src/main.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day08/src/main.rs:60:32
[INFO] [stdout]    |
[INFO] [stdout] 60 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day08/src/main.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day17/src/main.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day17/src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day17/src/main.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day17/src/main.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day06/src/main.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day06/src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day06/src/main.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day06/src/main.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day03/src/main.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day03/src/main.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day03/src/main.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day03/src/main.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day03/src/main.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day03/src/main.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day03/src/main.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day03/src/main.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for (y, line) in reader.lines().flatten().enumerate() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day01/src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day01/src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day01/src/main.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day01/src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day05/src/main.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day05/src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]    --> day20/src/main.rs:101:32
[INFO] [stdout]     |
[INFO] [stdout] 101 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]     |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]    --> day20/src/main.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |     for line in reader.lines().flatten() {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]     = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day05/src/main.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day05/src/main.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> day11/src/main.rs:59:36
[INFO] [stdout]    |
[INFO] [stdout] 59 |   ...                   if !(i == 1 && j == 1)
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 60 | | ...                       && !(y == 0 && i == 0)
[INFO] [stdout]    | |________________________________________________^ help: try: `!(i == 1 && j == 1 || y == 0 && i == 0)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day11/src/main.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day11/src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day18/src/main.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day18/src/main.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day11/src/main.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day11/src/main.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual check for common ascii range
[INFO] [stdout]   --> day18/src/main.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 |             b if (b'0'..=b'9').contains(&b) => match instruction {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_ascii_check
[INFO] [stdout]    = note: `#[warn(clippy::manual_is_ascii_check)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 43 -             b if (b'0'..=b'9').contains(&b) => match instruction {
[INFO] [stdout] 43 +             b if b.is_ascii_digit() => match instruction {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day22/src/main.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day22/src/main.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day22/src/main.rs:67:32
[INFO] [stdout]    |
[INFO] [stdout] 67 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day22/src/main.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |     for line in reader.lines().flatten().skip(1) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day08/src/main.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day08/src/main.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day08/src/main.rs:60:32
[INFO] [stdout]    |
[INFO] [stdout] 60 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day08/src/main.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day18/src/main.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day18/src/main.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual check for common ascii range
[INFO] [stdout]   --> day18/src/main.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 |             b if (b'0'..=b'9').contains(&b) => match instruction {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_ascii_check
[INFO] [stdout]    = note: `#[warn(clippy::manual_is_ascii_check)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 43 -             b if (b'0'..=b'9').contains(&b) => match instruction {
[INFO] [stdout] 43 +             b if b.is_ascii_digit() => match instruction {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day01/src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day01/src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day01/src/main.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day01/src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> day11/src/main.rs:59:36
[INFO] [stdout]    |
[INFO] [stdout] 59 |   ...                   if !(i == 1 && j == 1)
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 60 | | ...                       && !(y == 0 && i == 0)
[INFO] [stdout]    | |________________________________________________^ help: try: `!(i == 1 && j == 1 || y == 0 && i == 0)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day11/src/main.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day11/src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day11/src/main.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day11/src/main.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day21/src/main.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day21/src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day21/src/main.rs:56:32
[INFO] [stdout]    |
[INFO] [stdout] 56 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day21/src/main.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day17/src/main.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day17/src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day17/src/main.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day17/src/main.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]     Checking day19 v0.1.0 (/opt/rustwide/workdir/day19)
[INFO] [stderr]     Checking day07 v0.1.0 (/opt/rustwide/workdir/day07)
[INFO] [stderr]     Checking day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]     Checking day04 v0.1.0 (/opt/rustwide/workdir/day04)
[INFO] [stderr]     Checking day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day04/src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day04/src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> day04/src/main.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let set = RegexSet::new(&[
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 40 | |         r"byr:", r"iyr:", r"eyr:", r"hgt:", r"hcl:", r"ecl:", r"pid:",
[INFO] [stdout] 41 | |     ])
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrows_for_generic_args)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 39 ~     let set = RegexSet::new([
[INFO] [stdout] 40 +         r"byr:", r"iyr:", r"eyr:", r"hgt:", r"hcl:", r"ecl:", r"pid:",
[INFO] [stdout] 41 ~     ])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> day04/src/main.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |       let set = RegexSet::new(&[
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 48 | |         r"byr:((19[2-9][0-9])|(200[0-2]))(\s|$)",
[INFO] [stdout] 49 | |         r"iyr:(201[0-9]|2020)(\s|$)",
[INFO] [stdout] 50 | |         r"eyr:(202[0-9]|2030)(\s|$)",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |         r"pid:(\d{9})(\s|$)",
[INFO] [stdout] 55 | |     ])
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 47 ~     let set = RegexSet::new([
[INFO] [stdout] 48 +         r"byr:((19[2-9][0-9])|(200[0-2]))(\s|$)",
[INFO] [stdout] 49 +         r"iyr:(201[0-9]|2020)(\s|$)",
[INFO] [stdout] 50 +         r"eyr:(202[0-9]|2030)(\s|$)",
[INFO] [stdout] 51 +         r"hgt:((59|6[0-9]|7[0-6])in|(1[5-8][0-9]|19[0-3])cm)(\s|$)",
[INFO] [stdout] 52 +         r"hcl:\#[a-f0-9]{6}(\s|$)",
[INFO] [stdout] 53 +         r"ecl:(amb|blu|brn|gry|grn|hzl|oth)(\s|$)",
[INFO] [stdout] 54 +         r"pid:(\d{9})(\s|$)",
[INFO] [stdout] 55 ~     ])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day19/src/main.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day19/src/main.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day02/src/main.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day02/src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day02/src/main.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day02/src/main.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day16/src/main.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day16/src/main.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u8` -> `u8`)
[INFO] [stdout]   --> day02/src/main.rs:63:42
[INFO] [stdout]    |
[INFO] [stdout] 63 |         i1 <= len && password[i1 - 1] == k as u8,
[INFO] [stdout]    |                                          ^^^^^^^ help: try: `k`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_cast)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u8` -> `u8`)
[INFO] [stdout]   --> day02/src/main.rs:64:42
[INFO] [stdout]    |
[INFO] [stdout] 64 |         i2 <= len && password[i2 - 1] == k as u8,
[INFO] [stdout]    |                                          ^^^^^^^ help: try: `k`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day16/src/main.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day16/src/main.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day02/src/main.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day02/src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day02/src/main.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day02/src/main.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u8` -> `u8`)
[INFO] [stdout]   --> day02/src/main.rs:63:42
[INFO] [stdout]    |
[INFO] [stdout] 63 |         i1 <= len && password[i1 - 1] == k as u8,
[INFO] [stdout]    |                                          ^^^^^^^ help: try: `k`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_cast)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u8` -> `u8`)
[INFO] [stdout]   --> day02/src/main.rs:64:42
[INFO] [stdout]    |
[INFO] [stdout] 64 |         i2 <= len && password[i2 - 1] == k as u8,
[INFO] [stdout]    |                                          ^^^^^^^ help: try: `k`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day14/src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day14/src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day14/src/main.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day14/src/main.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day07/src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day07/src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day19/src/main.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day19/src/main.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day07/src/main.rs:62:32
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day07/src/main.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]   --> day07/src/main.rs:77:43
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let count = get_bags_contained(&bags, &"shiny gold".to_string()) - 1;
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `"shiny gold"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_to_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day14/src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day14/src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day14/src/main.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day14/src/main.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day07/src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day07/src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day04/src/main.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day04/src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout]    = note: `#[warn(clippy::lines_filter_map_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> day04/src/main.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let set = RegexSet::new(&[
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 40 | |         r"byr:", r"iyr:", r"eyr:", r"hgt:", r"hcl:", r"ecl:", r"pid:",
[INFO] [stdout] 41 | |     ])
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrows_for_generic_args)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 39 ~     let set = RegexSet::new([
[INFO] [stdout] 40 +         r"byr:", r"iyr:", r"eyr:", r"hgt:", r"hcl:", r"ecl:", r"pid:",
[INFO] [stdout] 41 ~     ])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `flatten()` will run forever if the iterator repeatedly produces an `Err`
[INFO] [stdout]   --> day07/src/main.rs:62:32
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                                ^^^^^^^^^ help: replace with: `map_while(Result::ok)`
[INFO] [stdout]    |
[INFO] [stdout] note: this expression returning a `std::io::Lines` may produce an infinite number of `Err` in case of a read error
[INFO] [stdout]   --> day07/src/main.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for line in reader.lines().flatten() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#lines_filter_map_ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> day04/src/main.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |       let set = RegexSet::new(&[
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 48 | |         r"byr:((19[2-9][0-9])|(200[0-2]))(\s|$)",
[INFO] [stdout] 49 | |         r"iyr:(201[0-9]|2020)(\s|$)",
[INFO] [stdout] 50 | |         r"eyr:(202[0-9]|2030)(\s|$)",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |         r"pid:(\d{9})(\s|$)",
[INFO] [stdout] 55 | |     ])
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 47 ~     let set = RegexSet::new([
[INFO] [stdout] 48 +         r"byr:((19[2-9][0-9])|(200[0-2]))(\s|$)",
[INFO] [stdout] 49 +         r"iyr:(201[0-9]|2020)(\s|$)",
[INFO] [stdout] 50 +         r"eyr:(202[0-9]|2030)(\s|$)",
[INFO] [stdout] 51 +         r"hgt:((59|6[0-9]|7[0-6])in|(1[5-8][0-9]|19[0-3])cm)(\s|$)",
[INFO] [stdout] 52 +         r"hcl:\#[a-f0-9]{6}(\s|$)",
[INFO] [stdout] 53 +         r"ecl:(amb|blu|brn|gry|grn|hzl|oth)(\s|$)",
[INFO] [stdout] 54 +         r"pid:(\d{9})(\s|$)",
[INFO] [stdout] 55 ~     ])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]   --> day07/src/main.rs:77:43
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let count = get_bags_contained(&bags, &"shiny gold".to_string()) - 1;
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `"shiny gold"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_to_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "f00a481c163c0155cc11b9c40f5bd4dde4f498fd728e651b142a4e30dd2f8d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f00a481c163c0155cc11b9c40f5bd4dde4f498fd728e651b142a4e30dd2f8d90", kill_on_drop: false }`
[INFO] [stdout] f00a481c163c0155cc11b9c40f5bd4dde4f498fd728e651b142a4e30dd2f8d90