[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] testing Andrewp2/Advent_of_code_2020 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewp2%2FAdvent_of_code_2020" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[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-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Andrewp2/Advent_of_code_2020 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41e12ea6fd305431f39627c24ac96fc073a0b36e1db279f01e0da5e3617235c8
[INFO] running `Command { std: "docker" "start" "-a" "41e12ea6fd305431f39627c24ac96fc073a0b36e1db279f01e0da5e3617235c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41e12ea6fd305431f39627c24ac96fc073a0b36e1db279f01e0da5e3617235c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e12ea6fd305431f39627c24ac96fc073a0b36e1db279f01e0da5e3617235c8", kill_on_drop: false }`
[INFO] [stdout] 41e12ea6fd305431f39627c24ac96fc073a0b36e1db279f01e0da5e3617235c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e43cba89866004d8445a11984ebb8338e963b58d4000b640f400020c39a277cc
[INFO] running `Command { std: "docker" "start" "-a" "e43cba89866004d8445a11984ebb8338e963b58d4000b640f400020c39a277cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling 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: 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "e43cba89866004d8445a11984ebb8338e963b58d4000b640f400020c39a277cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43cba89866004d8445a11984ebb8338e963b58d4000b640f400020c39a277cc", kill_on_drop: false }`
[INFO] [stdout] e43cba89866004d8445a11984ebb8338e963b58d4000b640f400020c39a277cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16856c1861fb485e902bce00e89175ecab69026a674fb2ca61e89e3d7aad75eb
[INFO] running `Command { std: "docker" "start" "-a" "16856c1861fb485e902bce00e89175ecab69026a674fb2ca61e89e3d7aad75eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "16856c1861fb485e902bce00e89175ecab69026a674fb2ca61e89e3d7aad75eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16856c1861fb485e902bce00e89175ecab69026a674fb2ca61e89e3d7aad75eb", kill_on_drop: false }`
[INFO] [stdout] 16856c1861fb485e902bce00e89175ecab69026a674fb2ca61e89e3d7aad75eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d833dd02de48a6840b43cad5aecad4f0c201843c399ba0334cec1591ca4e6a22
[INFO] running `Command { std: "docker" "start" "-a" "d833dd02de48a6840b43cad5aecad4f0c201843c399ba0334cec1591ca4e6a22", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/main.rs:837:22
[INFO] [stderr]     |
[INFO] [stderr] 837 |     lines.push(lines[(lines.len() - 1)] + 3);
[INFO] [stderr]     |                      ^               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 837 -     lines.push(lines[(lines.len() - 1)] + 3);
[INFO] [stderr] 837 +     lines.push(lines[lines.len() - 1] + 3);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/main.rs:838:44
[INFO] [stderr]     |
[INFO] [stderr] 838 |     let mut vec: Vec<u64> = vec![0; (lines[(lines.len() - 1)] + 4) as usize];
[INFO] [stderr]     |                                            ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 838 -     let mut vec: Vec<u64> = vec![0; (lines[(lines.len() - 1)] + 4) as usize];
[INFO] [stderr] 838 +     let mut vec: Vec<u64> = vec![0; (lines[lines.len() - 1] + 4) as usize];
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/main.rs:840:26
[INFO] [stderr]     |
[INFO] [stderr] 840 |     println!("{}", lines[(lines.len() - 1)] + 1);
[INFO] [stderr]     |                          ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 840 -     println!("{}", lines[(lines.len() - 1)] + 1);
[INFO] [stderr] 840 +     println!("{}", lines[lines.len() - 1] + 1);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/main.rs:841:24
[INFO] [stderr]     |
[INFO] [stderr] 841 |     for i in 0..(lines[(lines.len() - 1)] + 1) as usize {
[INFO] [stderr]     |                        ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 841 -     for i in 0..(lines[(lines.len() - 1)] + 1) as usize {
[INFO] [stderr] 841 +     for i in 0..(lines[lines.len() - 1] + 1) as usize {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]    --> src/main.rs:592:17
[INFO] [stderr]     |
[INFO] [stderr] 592 |             for num in 0..*edge.weight() {
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_1` is never used
[INFO] [stderr]   --> src/main.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn advent_1() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_2` is never used
[INFO] [stderr]   --> src/main.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn advent_2() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_3` is never used
[INFO] [stderr]   --> src/main.rs:74:4
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn advent_3() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_4` is never used
[INFO] [stderr]    --> src/main.rs:103:4
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn advent_4() {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_5` is never used
[INFO] [stderr]    --> src/main.rs:144:4
[INFO] [stderr]     |
[INFO] [stderr] 144 | fn advent_5() {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_6` is never used
[INFO] [stderr]    --> src/main.rs:163:4
[INFO] [stderr]     |
[INFO] [stderr] 163 | fn advent_6() {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_7` is never used
[INFO] [stderr]    --> src/main.rs:186:4
[INFO] [stderr]     |
[INFO] [stderr] 186 | fn advent_7() {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_8` is never used
[INFO] [stderr]    --> src/main.rs:216:4
[INFO] [stderr]     |
[INFO] [stderr] 216 | fn advent_8() {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `valid_puzzle_8` is never used
[INFO] [stderr]    --> src/main.rs:256:4
[INFO] [stderr]     |
[INFO] [stderr] 256 | fn valid_puzzle_8(field_type: &&str, value: &&str) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_9` is never used
[INFO] [stderr]    --> src/main.rs:349:4
[INFO] [stderr]     |
[INFO] [stderr] 349 | fn advent_9() {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_10` is never used
[INFO] [stderr]    --> src/main.rs:353:4
[INFO] [stderr]     |
[INFO] [stderr] 353 | fn advent_10() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_11` is never used
[INFO] [stderr]    --> src/main.rs:357:4
[INFO] [stderr]     |
[INFO] [stderr] 357 | fn advent_11() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `intersection` is never used
[INFO] [stderr]    --> src/main.rs:391:4
[INFO] [stderr]     |
[INFO] [stderr] 391 | fn intersection<T: Eq + Hash>(a: HashSet<T>, b: &HashSet<T>) -> HashSet<T> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_12` is never used
[INFO] [stderr]    --> src/main.rs:395:4
[INFO] [stderr]     |
[INFO] [stderr] 395 | fn advent_12() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_13` is never used
[INFO] [stderr]    --> src/main.rs:434:4
[INFO] [stderr]     |
[INFO] [stderr] 434 | fn advent_13() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_14` is never used
[INFO] [stderr]    --> src/main.rs:511:4
[INFO] [stderr]     |
[INFO] [stderr] 511 | fn advent_14() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_15` is never used
[INFO] [stderr]    --> src/main.rs:605:4
[INFO] [stderr]     |
[INFO] [stderr] 605 | fn advent_15() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_16` is never used
[INFO] [stderr]    --> src/main.rs:657:4
[INFO] [stderr]     |
[INFO] [stderr] 657 | fn advent_16() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_17` is never used
[INFO] [stderr]    --> src/main.rs:746:4
[INFO] [stderr]     |
[INFO] [stderr] 746 | fn advent_17() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_18` is never used
[INFO] [stderr]    --> src/main.rs:773:4
[INFO] [stderr]     |
[INFO] [stderr] 773 | fn advent_18() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `advent_19` is never used
[INFO] [stderr]    --> src/main.rs:797:4
[INFO] [stderr]     |
[INFO] [stderr] 797 | fn advent_19() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `advent_of_code_2020` (bin "advent_of_code_2020" test) generated 26 warnings (run `cargo fix --bin "advent_of_code_2020" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/advent_of_code_2020-60448495ba8618a4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d833dd02de48a6840b43cad5aecad4f0c201843c399ba0334cec1591ca4e6a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d833dd02de48a6840b43cad5aecad4f0c201843c399ba0334cec1591ca4e6a22", kill_on_drop: false }`
[INFO] [stdout] d833dd02de48a6840b43cad5aecad4f0c201843c399ba0334cec1591ca4e6a22
