[INFO] cloning repository https://github.com/kvnvelasco/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/kvnvelasco/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvnvelasco%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvnvelasco%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f3f52472b17c6afb59f71c9f382896a5075be3ee [INFO] checking kvnvelasco/advent-of-code-2020 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvnvelasco%2Fadvent-of-code-2020" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kvnvelasco/advent-of-code-2020 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kvnvelasco/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/kvnvelasco/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/kvnvelasco/advent-of-code-2020 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/kvnvelasco/advent-of-code-2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f49e22e318572e45f70515064958049ae9f32fffe8ff6dd79241f6ce3330179f [INFO] running `Command { std: "docker" "start" "-a" "f49e22e318572e45f70515064958049ae9f32fffe8ff6dd79241f6ce3330179f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f49e22e318572e45f70515064958049ae9f32fffe8ff6dd79241f6ce3330179f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f49e22e318572e45f70515064958049ae9f32fffe8ff6dd79241f6ce3330179f", kill_on_drop: false }` [INFO] [stdout] f49e22e318572e45f70515064958049ae9f32fffe8ff6dd79241f6ce3330179f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0e968bb23f6eeafdc401ba4380ce7ed88b6c517f94ac5cfb67488341be79bae [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a0e968bb23f6eeafdc401ba4380ce7ed88b6c517f94ac5cfb67488341be79bae", kill_on_drop: false }` [INFO] [stderr] Compiling unindent v0.1.7 [INFO] [stderr] Compiling indoc v1.0.3 [INFO] [stderr] Checking advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day_eight.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | if (instruction.executed) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::swap` [INFO] [stdout] --> src/day_five.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem::swap; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/day_four.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/day_four.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/day_nine.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::RandomState` [INFO] [stdout] --> src/day_seven.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_map::RandomState; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> src/day_two.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day_eight.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | if (instruction.executed) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::swap` [INFO] [stdout] --> src/day_five.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem::swap; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/day_five.rs:59:20 [INFO] [stdout] | [INFO] [stdout] 59 | use std::cmp::{max, min}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/day_four.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/day_four.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day_four.rs:167:25 [INFO] [stdout] | [INFO] [stdout] 167 | .map(|p| if (p.validate()) { 1 } else { 0 }) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day_four.rs:177:25 [INFO] [stdout] | [INFO] [stdout] 177 | .map(|p| if (p.validate()) { 1 } else { 0 }) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day_four.rs:189:24 [INFO] [stdout] | [INFO] [stdout] 189 | if (p.validate_with_field_validation()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day_four.rs:203:24 [INFO] [stdout] | [INFO] [stdout] 203 | if (p.validate_with_field_validation()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day_four.rs:219:20 [INFO] [stdout] | [INFO] [stdout] 219 | if (p.validate_with_field_validation()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/day_nine.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::RandomState` [INFO] [stdout] --> src/day_seven.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_map::RandomState; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashMap`, `HashSet` [INFO] [stdout] --> src/day_seven.rs:128:28 [INFO] [stdout] | [INFO] [stdout] 128 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/day_seven.rs:129:9 [INFO] [stdout] | [INFO] [stdout] 129 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> src/day_two.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/day_four.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(value @ 150..=193), unit @ "cm") | (Ok(value @ 59..=76), unit @ "in") => true, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(_value), unit @ "cm") | (Ok(_value), unit @ "in") => true, [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `unit` [INFO] [stdout] --> src/day_four.rs:70:41 [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(value @ 150..=193), unit @ "cm") | (Ok(value @ 59..=76), unit @ "in") => true, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(value @ 150..=193), _unit) | (Ok(value @ 59..=76), _unit) => true, [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/day_six.rs:83:54 [INFO] [stdout] | [INFO] [stdout] 83 | for (answer, count) in group_map.iter().filter(|(c, x)| **x == group_size) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/day_six.rs:83:18 [INFO] [stdout] | [INFO] [stdout] 83 | for (answer, count) in group_map.iter().filter(|(c, x)| **x == group_size) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/utils.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut iterator = source.split(delimiter); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_six.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | let mut next = self.source.next(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_two.rs:77:10 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn a(mut input_set: impl Iterator) -> Result> { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_two.rs:89:10 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn b(mut input_set: impl Iterator) -> Result> { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `split_once_at` [INFO] [stdout] --> src/utils.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn split_once_at(source: &'static str, pattern: &'static str) -> (&'static str, &'static str) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `split_into_array_by` [INFO] [stdout] --> src/utils.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn split_into_array_by<'a>(source: &'a str, delimiter: &'static str) -> Vec<&'a str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Jump` [INFO] [stdout] --> src/day_eight.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Jump(isize), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nop` [INFO] [stdout] --> src/day_eight.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Nop(isize), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Acc` [INFO] [stdout] --> src/day_eight.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Acc(isize), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_from_text` [INFO] [stdout] --> src/day_eight.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | fn parse_from_text(source: &'static str) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_from_text` [INFO] [stdout] --> src/day_eight.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn parse_from_text(source: &'static str) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset_program` [INFO] [stdout] --> src/day_eight.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | fn reset_program(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `program_step` [INFO] [stdout] --> src/day_eight.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | fn program_step(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `execute` [INFO] [stdout] --> src/day_eight.rs:88:8 [INFO] [stdout] | [INFO] [stdout] 88 | fn execute(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `self_debug` [INFO] [stdout] --> src/day_eight.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | fn self_debug(mut self) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_seat_row_number` [INFO] [stdout] --> src/day_five.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn find_seat_row_number(source: &str) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_column_number` [INFO] [stdout] --> src/day_five.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn find_column_number(source: &str) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `process_boarding_pass` [INFO] [stdout] --> src/day_five.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn process_boarding_pass(pass: &str) -> (u8, u8) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `BirthYear` [INFO] [stdout] --> src/day_four.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | BirthYear(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IssueYear` [INFO] [stdout] --> src/day_four.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | IssueYear(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ExpirationYear` [INFO] [stdout] --> src/day_four.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | ExpirationYear(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Height` [INFO] [stdout] --> src/day_four.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Height(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `HairColor` [INFO] [stdout] --> src/day_four.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | HairColor(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `EyeColor` [INFO] [stdout] --> src/day_four.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | EyeColor(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PID` [INFO] [stdout] --> src/day_four.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | PID(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CountryID` [INFO] [stdout] --> src/day_four.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | CountryID(&'a str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_string_field` [INFO] [stdout] --> src/day_four.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn from_string_field(source: &'static str) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `validate` [INFO] [stdout] --> src/day_four.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | fn validate(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `validate` [INFO] [stdout] --> src/day_four.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | fn validate(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `validate_with_field_validation` [INFO] [stdout] --> src/day_four.rs:105:8 [INFO] [stdout] | [INFO] [stdout] 105 | fn validate_with_field_validation(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_passport_batch` [INFO] [stdout] --> src/day_four.rs:121:4 [INFO] [stdout] | [INFO] [stdout] 121 | fn parse_passport_batch(source: &'static str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `find_first_invalid_data_point` [INFO] [stdout] --> src/day_nine.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | fn find_first_invalid_data_point(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `find_contiguous_section_with_sum` [INFO] [stdout] --> src/day_nine.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | fn find_contiguous_section_with_sum(&self, target: isize) -> Range { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `a` [INFO] [stdout] --> src/day_one.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn a() -> Result> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `b` [INFO] [stdout] --> src/day_one.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn b() -> Result> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_pair_of_numbers_with_sum_in_list` [INFO] [stdout] --> src/day_one.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn find_pair_of_numbers_with_sum_in_list<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `a_optimal` [INFO] [stdout] --> src/day_one.rs:80:8 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn a_optimal() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `contains_bag_type` [INFO] [stdout] --> src/day_seven.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | fn contains_bag_type(&self, bag_type: &'static str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_input_line` [INFO] [stdout] --> src/day_seven.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_input_line(input_line: &'static str) -> InputLine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_input_lines` [INFO] [stdout] --> src/day_seven.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 59 | fn from_input_lines(input_lines: impl Iterator) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search_for_all_bags_that_contain_bag` [INFO] [stdout] --> src/day_seven.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 68 | fn search_for_all_bags_that_contain_bag( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search_for_all_bags_that_can_eventually_contain` [INFO] [stdout] --> src/day_seven.rs:82:8 [INFO] [stdout] | [INFO] [stdout] 82 | fn search_for_all_bags_that_can_eventually_contain( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_total_number_of_bags_from` [INFO] [stdout] --> src/day_seven.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 108 | fn count_total_number_of_bags_from(&self, target_bag: &'static str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_number_of_bags_nested_in` [INFO] [stdout] --> src/day_seven.rs:120:8 [INFO] [stdout] | [INFO] [stdout] 120 | fn count_number_of_bags_nested_in(&self, target_bag: &'static str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/day_six.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(source: &'static str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `determine_answer_set_for_group` [INFO] [stdout] --> src/day_six.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn determine_answer_set_for_group(group: &mut Group) -> HashSet { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `determine_common_answer_set_for_group` [INFO] [stdout] --> src/day_six.rs:72:4 [INFO] [stdout] | [INFO] [stdout] 72 | fn determine_common_answer_set_for_group(group: &mut Group) -> HashSet { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Tree` [INFO] [stdout] --> src/day_three.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Tree, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Clear` [INFO] [stdout] --> src/day_three.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Clear, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_str` [INFO] [stdout] --> src/day_three.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn from_str(source: &'static str) -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/day_three.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn get(&self, (x, y): (usize, usize)) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_string_iterator` [INFO] [stdout] --> src/day_three.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | fn from_string_iterator(source: impl Iterator) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `a` [INFO] [stdout] --> src/day_three.rs:59:4 [INFO] [stdout] | [INFO] [stdout] 59 | fn a(input: impl Iterator, (delta_x, delta_y): (usize, usize)) -> usize { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `b` [INFO] [stdout] --> src/day_three.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn b(source: &'static str) -> usize { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_from_str` [INFO] [stdout] --> src/day_two.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | fn parse_from_str(input: &'a str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `evaluate_valid_line_incorrectly` [INFO] [stdout] --> src/day_two.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn evaluate_valid_line_incorrectly(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `evaluate_valid_line_correctly` [INFO] [stdout] --> src/day_two.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | fn evaluate_valid_line_correctly(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `a` [INFO] [stdout] --> src/day_two.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn a(mut input_set: impl Iterator) -> Result> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `b` [INFO] [stdout] --> src/day_two.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn b(mut input_set: impl Iterator) -> Result> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 71 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/day_four.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(value @ 150..=193), unit @ "cm") | (Ok(value @ 59..=76), unit @ "in") => true, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(_value), unit @ "cm") | (Ok(_value), unit @ "in") => true, [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `unit` [INFO] [stdout] --> src/day_four.rs:70:41 [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(value @ 150..=193), unit @ "cm") | (Ok(value @ 59..=76), unit @ "in") => true, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 70 | (Ok(value @ 150..=193), _unit) | (Ok(value @ 59..=76), _unit) => true, [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `search_struct` [INFO] [stdout] --> src/day_seven.rs:154:13 [INFO] [stdout] | [INFO] [stdout] 154 | let search_struct = RuleSearch::from_input_lines( [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_search_struct` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/day_six.rs:83:54 [INFO] [stdout] | [INFO] [stdout] 83 | for (answer, count) in group_map.iter().filter(|(c, x)| **x == group_size) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/day_six.rs:83:18 [INFO] [stdout] | [INFO] [stdout] 83 | for (answer, count) in group_map.iter().filter(|(c, x)| **x == group_size) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/utils.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut iterator = source.split(delimiter); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_nine.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut xmas_data = XmasData { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_nine.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let mut xmas_data = XmasData { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_nine.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | let mut xmas_data = XmasData { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_nine.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | let mut xmas_data = XmasData { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_six.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | let mut next = self.source.next(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_two.rs:77:10 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn a(mut input_set: impl Iterator) -> Result> { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_two.rs:89:10 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn b(mut input_set: impl Iterator) -> Result> { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `a` [INFO] [stdout] --> src/day_one.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn a() -> Result> { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `b` [INFO] [stdout] --> src/day_one.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn b() -> Result> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `a_optimal` [INFO] [stdout] --> src/day_one.rs:80:8 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn a_optimal() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/day_eight.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | program.execute(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `b_production_Case` should have a snake case name [INFO] [stdout] --> src/day_three.rs:145:8 [INFO] [stdout] | [INFO] [stdout] 145 | fn b_production_Case() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `b_production_case` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 34 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.65s [INFO] running `Command { std: "docker" "inspect" "a0e968bb23f6eeafdc401ba4380ce7ed88b6c517f94ac5cfb67488341be79bae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e968bb23f6eeafdc401ba4380ce7ed88b6c517f94ac5cfb67488341be79bae", kill_on_drop: false }` [INFO] [stdout] a0e968bb23f6eeafdc401ba4380ce7ed88b6c517f94ac5cfb67488341be79bae