[INFO] cloning repository https://github.com/Andrewp2/Advent_of_code_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Andrewp2/Advent_of_code_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewp2%2FAdvent_of_code_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewp2%2FAdvent_of_code_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] facd8cda30fe56cfdc1af41c68fdba8a62f3e5c3
[INFO] checking Andrewp2/Advent_of_code_2020/facd8cda30fe56cfdc1af41c68fdba8a62f3e5c3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewp2%2FAdvent_of_code_2020" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Andrewp2/Advent_of_code_2020 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Andrewp2/Advent_of_code_2020
[INFO] finished tweaking git repo https://github.com/Andrewp2/Advent_of_code_2020
[INFO] tweaked toml for git repo https://github.com/Andrewp2/Advent_of_code_2020 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Andrewp2/Advent_of_code_2020 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e2e5c33dd193a90c7a39e62dd2ce1169933cb269030f5eb993dd09f1d52e0f9
[INFO] running `Command { std: "docker" "start" "-a" "3e2e5c33dd193a90c7a39e62dd2ce1169933cb269030f5eb993dd09f1d52e0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e2e5c33dd193a90c7a39e62dd2ce1169933cb269030f5eb993dd09f1d52e0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2e5c33dd193a90c7a39e62dd2ce1169933cb269030f5eb993dd09f1d52e0f9", kill_on_drop: false }`
[INFO] [stdout] 3e2e5c33dd193a90c7a39e62dd2ce1169933cb269030f5eb993dd09f1d52e0f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eb39cc5eeb02dd881c55c6a6fb8b10c734bbb91de9419504333420b4bf3c72b
[INFO] running `Command { std: "docker" "start" "-a" "4eb39cc5eeb02dd881c55c6a6fb8b10c734bbb91de9419504333420b4bf3c72b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:837:22
[INFO] [stdout]     |
[INFO] [stdout] 837 |     lines.push(lines[(lines.len() - 1)] + 3);
[INFO] [stdout]     |                      ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 837 -     lines.push(lines[(lines.len() - 1)] + 3);
[INFO] [stdout] 837 +     lines.push(lines[lines.len() - 1] + 3);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:838:44
[INFO] [stdout]     |
[INFO] [stdout] 838 |     let mut vec: Vec<u64> = vec![0; (lines[(lines.len() - 1)] + 4) as usize];
[INFO] [stdout]     |                                            ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 838 -     let mut vec: Vec<u64> = vec![0; (lines[(lines.len() - 1)] + 4) as usize];
[INFO] [stdout] 838 +     let mut vec: Vec<u64> = vec![0; (lines[lines.len() - 1] + 4) as usize];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:840:26
[INFO] [stdout]     |
[INFO] [stdout] 840 |     println!("{}", lines[(lines.len() - 1)] + 1);
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 840 -     println!("{}", lines[(lines.len() - 1)] + 1);
[INFO] [stdout] 840 +     println!("{}", lines[lines.len() - 1] + 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:841:24
[INFO] [stdout]     |
[INFO] [stdout] 841 |     for i in 0..(lines[(lines.len() - 1)] + 1) as usize {
[INFO] [stdout]     |                        ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 841 -     for i in 0..(lines[(lines.len() - 1)] + 1) as usize {
[INFO] [stdout] 841 +     for i in 0..(lines[lines.len() - 1] + 1) as usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:837:22
[INFO] [stdout]     |
[INFO] [stdout] 837 |     lines.push(lines[(lines.len() - 1)] + 3);
[INFO] [stdout]     |                      ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 837 -     lines.push(lines[(lines.len() - 1)] + 3);
[INFO] [stdout] 837 +     lines.push(lines[lines.len() - 1] + 3);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:838:44
[INFO] [stdout]     |
[INFO] [stdout] 838 |     let mut vec: Vec<u64> = vec![0; (lines[(lines.len() - 1)] + 4) as usize];
[INFO] [stdout]     |                                            ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 838 -     let mut vec: Vec<u64> = vec![0; (lines[(lines.len() - 1)] + 4) as usize];
[INFO] [stdout] 838 +     let mut vec: Vec<u64> = vec![0; (lines[lines.len() - 1] + 4) as usize];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:840:26
[INFO] [stdout]     |
[INFO] [stdout] 840 |     println!("{}", lines[(lines.len() - 1)] + 1);
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 840 -     println!("{}", lines[(lines.len() - 1)] + 1);
[INFO] [stdout] 840 +     println!("{}", lines[lines.len() - 1] + 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:841:24
[INFO] [stdout]     |
[INFO] [stdout] 841 |     for i in 0..(lines[(lines.len() - 1)] + 1) as usize {
[INFO] [stdout]     |                        ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 841 -     for i in 0..(lines[(lines.len() - 1)] + 1) as usize {
[INFO] [stdout] 841 +     for i in 0..(lines[lines.len() - 1] + 1) as usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/main.rs:592:17
[INFO] [stdout]     |
[INFO] [stdout] 592 |             for num in 0..*edge.weight() {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_1` is never used
[INFO] [stdout]   --> src/main.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn advent_1() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_2` is never used
[INFO] [stdout]   --> src/main.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn advent_2() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_3` is never used
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn advent_3() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_4` is never used
[INFO] [stdout]    --> src/main.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn advent_4() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_5` is never used
[INFO] [stdout]    --> src/main.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn advent_5() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_6` is never used
[INFO] [stdout]    --> src/main.rs:163:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn advent_6() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_7` is never used
[INFO] [stdout]    --> src/main.rs:186:4
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn advent_7() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_8` is never used
[INFO] [stdout]    --> src/main.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn advent_8() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_puzzle_8` is never used
[INFO] [stdout]    --> src/main.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn valid_puzzle_8(field_type: &&str, value: &&str) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_9` is never used
[INFO] [stdout]    --> src/main.rs:349:4
[INFO] [stdout]     |
[INFO] [stdout] 349 | fn advent_9() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_10` is never used
[INFO] [stdout]    --> src/main.rs:353:4
[INFO] [stdout]     |
[INFO] [stdout] 353 | fn advent_10() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_11` is never used
[INFO] [stdout]    --> src/main.rs:357:4
[INFO] [stdout]     |
[INFO] [stdout] 357 | fn advent_11() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intersection` is never used
[INFO] [stdout]    --> src/main.rs:391:4
[INFO] [stdout]     |
[INFO] [stdout] 391 | fn intersection<T: Eq + Hash>(a: HashSet<T>, b: &HashSet<T>) -> HashSet<T> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_12` is never used
[INFO] [stdout]    --> src/main.rs:395:4
[INFO] [stdout]     |
[INFO] [stdout] 395 | fn advent_12() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_13` is never used
[INFO] [stdout]    --> src/main.rs:434:4
[INFO] [stdout]     |
[INFO] [stdout] 434 | fn advent_13() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_14` is never used
[INFO] [stdout]    --> src/main.rs:511:4
[INFO] [stdout]     |
[INFO] [stdout] 511 | fn advent_14() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_15` is never used
[INFO] [stdout]    --> src/main.rs:605:4
[INFO] [stdout]     |
[INFO] [stdout] 605 | fn advent_15() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_16` is never used
[INFO] [stdout]    --> src/main.rs:657:4
[INFO] [stdout]     |
[INFO] [stdout] 657 | fn advent_16() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_17` is never used
[INFO] [stdout]    --> src/main.rs:746:4
[INFO] [stdout]     |
[INFO] [stdout] 746 | fn advent_17() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_18` is never used
[INFO] [stdout]    --> src/main.rs:773:4
[INFO] [stdout]     |
[INFO] [stdout] 773 | fn advent_18() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_19` is never used
[INFO] [stdout]    --> src/main.rs:797:4
[INFO] [stdout]     |
[INFO] [stdout] 797 | fn advent_19() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/main.rs:392:5
[INFO] [stdout]     |
[INFO] [stdout] 391 | fn intersection<T: Eq + Hash>(a: HashSet<T>, b: &HashSet<T>) -> HashSet<T> {
[INFO] [stdout]     |                               ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 392 |     a.into_iter().filter(|e| b.contains(e)).collect()
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/main.rs:592:17
[INFO] [stdout]     |
[INFO] [stdout] 592 |             for num in 0..*edge.weight() {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2020` (bin "advent_of_code_2020") due to 2 previous errors; 26 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `advent_1` is never used
[INFO] [stdout]   --> src/main.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn advent_1() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_2` is never used
[INFO] [stdout]   --> src/main.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn advent_2() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_3` is never used
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn advent_3() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_4` is never used
[INFO] [stdout]    --> src/main.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn advent_4() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_5` is never used
[INFO] [stdout]    --> src/main.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn advent_5() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_6` is never used
[INFO] [stdout]    --> src/main.rs:163:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn advent_6() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_7` is never used
[INFO] [stdout]    --> src/main.rs:186:4
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn advent_7() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_8` is never used
[INFO] [stdout]    --> src/main.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn advent_8() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_puzzle_8` is never used
[INFO] [stdout]    --> src/main.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn valid_puzzle_8(field_type: &&str, value: &&str) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_9` is never used
[INFO] [stdout]    --> src/main.rs:349:4
[INFO] [stdout]     |
[INFO] [stdout] 349 | fn advent_9() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_10` is never used
[INFO] [stdout]    --> src/main.rs:353:4
[INFO] [stdout]     |
[INFO] [stdout] 353 | fn advent_10() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_11` is never used
[INFO] [stdout]    --> src/main.rs:357:4
[INFO] [stdout]     |
[INFO] [stdout] 357 | fn advent_11() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intersection` is never used
[INFO] [stdout]    --> src/main.rs:391:4
[INFO] [stdout]     |
[INFO] [stdout] 391 | fn intersection<T: Eq + Hash>(a: HashSet<T>, b: &HashSet<T>) -> HashSet<T> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_12` is never used
[INFO] [stdout]    --> src/main.rs:395:4
[INFO] [stdout]     |
[INFO] [stdout] 395 | fn advent_12() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_13` is never used
[INFO] [stdout]    --> src/main.rs:434:4
[INFO] [stdout]     |
[INFO] [stdout] 434 | fn advent_13() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_14` is never used
[INFO] [stdout]    --> src/main.rs:511:4
[INFO] [stdout]     |
[INFO] [stdout] 511 | fn advent_14() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_15` is never used
[INFO] [stdout]    --> src/main.rs:605:4
[INFO] [stdout]     |
[INFO] [stdout] 605 | fn advent_15() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_16` is never used
[INFO] [stdout]    --> src/main.rs:657:4
[INFO] [stdout]     |
[INFO] [stdout] 657 | fn advent_16() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_17` is never used
[INFO] [stdout]    --> src/main.rs:746:4
[INFO] [stdout]     |
[INFO] [stdout] 746 | fn advent_17() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_18` is never used
[INFO] [stdout]    --> src/main.rs:773:4
[INFO] [stdout]     |
[INFO] [stdout] 773 | fn advent_18() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `advent_19` is never used
[INFO] [stdout]    --> src/main.rs:797:4
[INFO] [stdout]     |
[INFO] [stdout] 797 | fn advent_19() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/main.rs:392:5
[INFO] [stdout]     |
[INFO] [stdout] 391 | fn intersection<T: Eq + Hash>(a: HashSet<T>, b: &HashSet<T>) -> HashSet<T> {
[INFO] [stdout]     |                               ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 392 |     a.into_iter().filter(|e| b.contains(e)).collect()
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2020` (bin "advent_of_code_2020" test) due to 2 previous errors; 26 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4eb39cc5eeb02dd881c55c6a6fb8b10c734bbb91de9419504333420b4bf3c72b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb39cc5eeb02dd881c55c6a6fb8b10c734bbb91de9419504333420b4bf3c72b", kill_on_drop: false }`
[INFO] [stdout] 4eb39cc5eeb02dd881c55c6a6fb8b10c734bbb91de9419504333420b4bf3c72b