[INFO] cloning repository https://github.com/ashishkujoy/aoc_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashishkujoy/aoc_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashishkujoy%2Faoc_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashishkujoy%2Faoc_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 274581b1fbd046e9578a5d09e083b0a8f06fbe82
[INFO] testing ashishkujoy/aoc_2020 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashishkujoy%2Faoc_2020" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ashishkujoy/aoc_2020 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ashishkujoy/aoc_2020
[INFO] finished tweaking git repo https://github.com/ashishkujoy/aoc_2020
[INFO] tweaked toml for git repo https://github.com/ashishkujoy/aoc_2020 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ashishkujoy/aoc_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d45ae5d358e46efc9ac45be8c5f9b4476822ef1bc4ad28e0082c29e1a42be80e
[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" "d45ae5d358e46efc9ac45be8c5f9b4476822ef1bc4ad28e0082c29e1a42be80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d45ae5d358e46efc9ac45be8c5f9b4476822ef1bc4ad28e0082c29e1a42be80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d45ae5d358e46efc9ac45be8c5f9b4476822ef1bc4ad28e0082c29e1a42be80e", kill_on_drop: false }`
[INFO] [stdout] d45ae5d358e46efc9ac45be8c5f9b4476822ef1bc4ad28e0082c29e1a42be80e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] d233603cbf8d0941fe8b6c75c4de0d25aded9dd149abdac075049c9954fa866e
[INFO] running `Command { std: "docker" "start" "-a" "d233603cbf8d0941fe8b6c75c4de0d25aded9dd149abdac075049c9954fa866e", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/problems/day_5.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/problems/day_6.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/problems/day_8.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/problems/day_4.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut tokens = input.split_ascii_whitespace();
[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: function is never used: `pair_having_sum_n`
[INFO] [stdout]  --> src/problems/day_1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn pair_having_sum_n(n: i64, inputs: &Vec<i64>) -> Option<Vec<i64>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_tuple_of_n_having_sum`
[INFO] [stdout]   --> src/problems/day_1.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn find_tuple_of_n_having_sum(size_of_tuple: u64, sum: i64, inputs: &Vec<i64>) -> Option<Vec<i64>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]  --> src/problems/day_2.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn parse(input: &str) -> Self {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_adhered_by`
[INFO] [stdout]   --> src/problems/day_2.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn is_adhered_by(&self, password: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_adhered_by_v2`
[INFO] [stdout]   --> src/problems/day_2.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn is_adhered_by_v2(&self, password: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_password_and_policy`
[INFO] [stdout]   --> src/problems/day_2.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn parse_password_and_policy(input: &str) -> (&str, PasswordPolicy) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_count_of_invalid_passwords`
[INFO] [stdout]   --> src/problems/day_2.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn get_count_of_invalid_passwords(inputs: &Vec<&str>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_count_of_valid_passwords_v2`
[INFO] [stdout]   --> src/problems/day_2.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn get_count_of_valid_passwords_v2(inputs: &Vec<&str>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_tree_on_slop`
[INFO] [stdout]  --> src/problems/day_3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_tree_on_slop(input: &Vec<Vec<u8>>, down_by: usize, shift_right_by: usize) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_product_of_trees`
[INFO] [stdout]   --> src/problems/day_3.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn find_product_of_trees(input: &Vec<Vec<u8>>) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_valid_password_doc`
[INFO] [stdout]  --> src/problems/day_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn is_valid_password_doc(doc: &str) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_valid_password_docs`
[INFO] [stdout]   --> src/problems/day_4.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn count_valid_password_docs(docs: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_valid_password_docs_v2`
[INFO] [stdout]   --> src/problems/day_4.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn count_valid_password_docs_v2(docs: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/problems/day_4.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn parse(input: &str) -> Option<Self> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_between_include_edges`
[INFO] [stdout]   --> src/problems/day_4.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn is_between_include_edges(&self, min: usize, max: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/problems/day_4.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn parse(input: &'i str) -> Option<Self> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]   --> src/problems/day_4.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn is_valid(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_hair_color`
[INFO] [stdout]   --> src/problems/day_4.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn is_valid_hair_color(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_eye_color`
[INFO] [stdout]   --> src/problems/day_4.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn is_valid_eye_color(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]   --> src/problems/day_4.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn is_valid(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/problems/day_4.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn parse(input: &'i str) -> Option<Self> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]    --> src/problems/day_4.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn is_valid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_get_id_for_code`
[INFO] [stdout]  --> src/problems/day_5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_get_id_for_code(code: &str, lower_bond: usize, upper_bond: usize) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_seat_id`
[INFO] [stdout]   --> src/problems/day_5.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn get_seat_id(ticket_number: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mid_of`
[INFO] [stdout]   --> src/problems/day_5.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn mid_of(tuple: (usize, usize)) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_largest_seat_id`
[INFO] [stdout]   --> src/problems/day_5.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn get_largest_seat_id(tickets: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_all_seat_ids`
[INFO] [stdout]   --> src/problems/day_5.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn get_all_seat_ids(tickets: &str) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `seat_ids_having_diff_2`
[INFO] [stdout]   --> src/problems/day_5.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn seat_ids_having_diff_2(tickets: &str) -> Option<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_element_having_given_diff_with`
[INFO] [stdout]   --> src/problems/day_5.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn find_element_having_given_diff_with(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_unique_questions`
[INFO] [stdout]  --> src/problems/day_6.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn count_unique_questions(questions: &str) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_of_unique_questions_per_group`
[INFO] [stdout]   --> src/problems/day_6.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn sum_of_of_unique_questions_per_group(questions_per_group: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `question_count_to_which_we_all_yes_answer`
[INFO] [stdout]   --> src/problems/day_6.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn question_count_to_which_we_all_yes_answer(questions: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `all_contains`
[INFO] [stdout]   --> src/problems/day_6.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn all_contains(vec: &Vec<&str>, character: &char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_questions_to_which_every_one_answered_yes_in_group`
[INFO] [stdout]   --> src/problems/day_6.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn sum_of_questions_to_which_every_one_answered_yes_in_group(question_per_group: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/problems/day_8.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn parse(input: &'s str) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `execute`
[INFO] [stdout]   --> src/problems/day_8.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn execute(&mut self, opt_machine_state: &OptMachineState) -> OptMachineState {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `instruction_pointer`
[INFO] [stdout]   --> src/problems/day_8.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     instruction_pointer: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `OptMachineState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/problems/day_8.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Clone, Copy)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `accumulator`
[INFO] [stdout]   --> src/problems/day_8.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     accumulator: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `OptMachineState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/problems/day_8.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Clone, Copy)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_instruction_pointer_by`
[INFO] [stdout]   --> src/problems/day_8.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn shift_instruction_pointer_by(&self, shift: isize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_accumulator_by`
[INFO] [stdout]   --> src/problems/day_8.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn update_accumulator_by(&self, amount: isize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `accumulator_before_hang`
[INFO] [stdout]   --> src/problems/day_8.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn accumulator_before_hang(instructions: &str) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `accumulator_after_machine_completes`
[INFO] [stdout]   --> src/problems/day_8.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn accumulator_after_machine_completes(instructions: &str) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "d233603cbf8d0941fe8b6c75c4de0d25aded9dd149abdac075049c9954fa866e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d233603cbf8d0941fe8b6c75c4de0d25aded9dd149abdac075049c9954fa866e", kill_on_drop: false }`
[INFO] [stdout] d233603cbf8d0941fe8b6c75c4de0d25aded9dd149abdac075049c9954fa866e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", 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] d2efbd2ff2747aa488c7784e911ad04a73429ce093f4d74e69c7e2900f06b493
[INFO] running `Command { std: "docker" "start" "-a" "d2efbd2ff2747aa488c7784e911ad04a73429ce093f4d74e69c7e2900f06b493", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/problems/day_5.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/problems/day_6.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/problems/day_8.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/problems/day_4.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut tokens = input.split_ascii_whitespace();
[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: function is never used: `pair_having_sum_n`
[INFO] [stdout]  --> src/problems/day_1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn pair_having_sum_n(n: i64, inputs: &Vec<i64>) -> Option<Vec<i64>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_tuple_of_n_having_sum`
[INFO] [stdout]   --> src/problems/day_1.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn find_tuple_of_n_having_sum(size_of_tuple: u64, sum: i64, inputs: &Vec<i64>) -> Option<Vec<i64>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]  --> src/problems/day_2.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn parse(input: &str) -> Self {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_adhered_by`
[INFO] [stdout]   --> src/problems/day_2.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn is_adhered_by(&self, password: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_adhered_by_v2`
[INFO] [stdout]   --> src/problems/day_2.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn is_adhered_by_v2(&self, password: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_password_and_policy`
[INFO] [stdout]   --> src/problems/day_2.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn parse_password_and_policy(input: &str) -> (&str, PasswordPolicy) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_count_of_invalid_passwords`
[INFO] [stdout]   --> src/problems/day_2.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn get_count_of_invalid_passwords(inputs: &Vec<&str>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_count_of_valid_passwords_v2`
[INFO] [stdout]   --> src/problems/day_2.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn get_count_of_valid_passwords_v2(inputs: &Vec<&str>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_tree_on_slop`
[INFO] [stdout]  --> src/problems/day_3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_tree_on_slop(input: &Vec<Vec<u8>>, down_by: usize, shift_right_by: usize) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_product_of_trees`
[INFO] [stdout]   --> src/problems/day_3.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn find_product_of_trees(input: &Vec<Vec<u8>>) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_valid_password_doc`
[INFO] [stdout]  --> src/problems/day_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn is_valid_password_doc(doc: &str) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_valid_password_docs`
[INFO] [stdout]   --> src/problems/day_4.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn count_valid_password_docs(docs: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_valid_password_docs_v2`
[INFO] [stdout]   --> src/problems/day_4.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn count_valid_password_docs_v2(docs: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/problems/day_4.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn parse(input: &str) -> Option<Self> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_between_include_edges`
[INFO] [stdout]   --> src/problems/day_4.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn is_between_include_edges(&self, min: usize, max: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/problems/day_4.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn parse(input: &'i str) -> Option<Self> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]   --> src/problems/day_4.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn is_valid(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_hair_color`
[INFO] [stdout]   --> src/problems/day_4.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn is_valid_hair_color(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_eye_color`
[INFO] [stdout]   --> src/problems/day_4.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn is_valid_eye_color(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]   --> src/problems/day_4.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn is_valid(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/problems/day_4.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn parse(input: &'i str) -> Option<Self> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]    --> src/problems/day_4.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn is_valid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_get_id_for_code`
[INFO] [stdout]  --> src/problems/day_5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_get_id_for_code(code: &str, lower_bond: usize, upper_bond: usize) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_seat_id`
[INFO] [stdout]   --> src/problems/day_5.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn get_seat_id(ticket_number: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mid_of`
[INFO] [stdout]   --> src/problems/day_5.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn mid_of(tuple: (usize, usize)) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_largest_seat_id`
[INFO] [stdout]   --> src/problems/day_5.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn get_largest_seat_id(tickets: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_all_seat_ids`
[INFO] [stdout]   --> src/problems/day_5.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn get_all_seat_ids(tickets: &str) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `seat_ids_having_diff_2`
[INFO] [stdout]   --> src/problems/day_5.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn seat_ids_having_diff_2(tickets: &str) -> Option<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_element_having_given_diff_with`
[INFO] [stdout]   --> src/problems/day_5.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn find_element_having_given_diff_with(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_unique_questions`
[INFO] [stdout]  --> src/problems/day_6.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn count_unique_questions(questions: &str) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_of_unique_questions_per_group`
[INFO] [stdout]   --> src/problems/day_6.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn sum_of_of_unique_questions_per_group(questions_per_group: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `question_count_to_which_we_all_yes_answer`
[INFO] [stdout]   --> src/problems/day_6.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn question_count_to_which_we_all_yes_answer(questions: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `all_contains`
[INFO] [stdout]   --> src/problems/day_6.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn all_contains(vec: &Vec<&str>, character: &char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_questions_to_which_every_one_answered_yes_in_group`
[INFO] [stdout]   --> src/problems/day_6.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn sum_of_questions_to_which_every_one_answered_yes_in_group(question_per_group: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/problems/day_8.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn parse(input: &'s str) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `execute`
[INFO] [stdout]   --> src/problems/day_8.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn execute(&mut self, opt_machine_state: &OptMachineState) -> OptMachineState {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aoc-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `instruction_pointer`
[INFO] [stdout]   --> src/problems/day_8.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     instruction_pointer: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `OptMachineState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/problems/day_8.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Clone, Copy)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `accumulator`
[INFO] [stdout]   --> src/problems/day_8.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     accumulator: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `OptMachineState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/problems/day_8.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Clone, Copy)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_instruction_pointer_by`
[INFO] [stdout]   --> src/problems/day_8.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn shift_instruction_pointer_by(&self, shift: isize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_accumulator_by`
[INFO] [stdout]   --> src/problems/day_8.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn update_accumulator_by(&self, amount: isize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `accumulator_before_hang`
[INFO] [stdout]   --> src/problems/day_8.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn accumulator_before_hang(instructions: &str) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `accumulator_after_machine_completes`
[INFO] [stdout]   --> src/problems/day_8.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn accumulator_after_machine_completes(instructions: &str) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/problems/day_5.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/problems/day_6.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/problems/day_8.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/problems/day_4.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut tokens = input.split_ascii_whitespace();
[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: function is never used: `get_count_of_valid_passwords_v2`
[INFO] [stdout]   --> src/problems/day_2.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn get_count_of_valid_passwords_v2(inputs: &Vec<&str>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_tree_on_slop`
[INFO] [stdout]  --> src/problems/day_3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_tree_on_slop(input: &Vec<Vec<u8>>, down_by: usize, shift_right_by: usize) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_product_of_trees`
[INFO] [stdout]   --> src/problems/day_3.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn find_product_of_trees(input: &Vec<Vec<u8>>) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_valid_password_docs_v2`
[INFO] [stdout]   --> src/problems/day_4.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn count_valid_password_docs_v2(docs: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_largest_seat_id`
[INFO] [stdout]   --> src/problems/day_5.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn get_largest_seat_id(tickets: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_element_having_given_diff_with`
[INFO] [stdout]   --> src/problems/day_5.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn find_element_having_given_diff_with(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_questions_to_which_every_one_answered_yes_in_group`
[INFO] [stdout]   --> src/problems/day_6.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn sum_of_questions_to_which_every_one_answered_yes_in_group(question_per_group: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.24s
[INFO] running `Command { std: "docker" "inspect" "d2efbd2ff2747aa488c7784e911ad04a73429ce093f4d74e69c7e2900f06b493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2efbd2ff2747aa488c7784e911ad04a73429ce093f4d74e69c7e2900f06b493", kill_on_drop: false }`
[INFO] [stdout] d2efbd2ff2747aa488c7784e911ad04a73429ce093f4d74e69c7e2900f06b493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] e004cc13c97708114c5857c06367616b48dbf78fa0522e3b4cad59474a891b23
[INFO] running `Command { std: "docker" "start" "-a" "e004cc13c97708114c5857c06367616b48dbf78fa0522e3b4cad59474a891b23", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/problems/day_5.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/problems/day_6.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/problems/day_8.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/problems/day_4.rs:104:13
[INFO] [stderr]     |
[INFO] [stderr] 104 |         let mut tokens = input.split_ascii_whitespace();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stdout] 
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stdout] running 30 tests
[INFO] [stderr]     |
[INFO] [stdout] test problems::day_2::tests::check_a_password_having_given_char_between_min_and_max_count_adhere_to_password_policy ... ok
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] test problems::day_2::tests::check_a_password_is_positionally_correct_as_per_policy ... ok
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pair_having_sum_n`
[INFO] [stderr]  --> src/problems/day_1.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn pair_having_sum_n(n: i64, inputs: &Vec<i64>) -> Option<Vec<i64>> {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_tuple_of_n_having_sum`
[INFO] [stderr]   --> src/problems/day_1.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn find_tuple_of_n_having_sum(size_of_tuple: u64, sum: i64, inputs: &Vec<i64>) -> Option<Vec<i64>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse`
[INFO] [stderr]  --> src/problems/day_2.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn parse(input: &str) -> Self {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_adhered_by`
[INFO] [stderr]   --> src/problems/day_2.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn is_adhered_by(&self, password: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_adhered_by_v2`
[INFO] [stderr]   --> src/problems/day_2.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn is_adhered_by_v2(&self, password: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_password_and_policy`
[INFO] [stderr]   --> src/problems/day_2.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn parse_password_and_policy(input: &str) -> (&str, PasswordPolicy) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_count_of_invalid_passwords`
[INFO] [stderr]   --> src/problems/day_2.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn get_count_of_invalid_passwords(inputs: &Vec<&str>) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_count_of_valid_passwords_v2`
[INFO] [stderr]   --> src/problems/day_2.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn get_count_of_valid_passwords_v2(inputs: &Vec<&str>) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_tree_on_slop`
[INFO] [stderr]  --> src/problems/day_3.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn find_tree_on_slop(input: &Vec<Vec<u8>>, down_by: usize, shift_right_by: usize) -> usize {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_product_of_trees`
[INFO] [stderr]   --> src/problems/day_3.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn find_product_of_trees(input: &Vec<Vec<u8>>) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_valid_password_doc`
[INFO] [stderr]  --> src/problems/day_4.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn is_valid_password_doc(doc: &str) -> bool {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_valid_password_docs`
[INFO] [stderr]   --> src/problems/day_4.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn count_valid_password_docs(docs: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_valid_password_docs_v2`
[INFO] [stderr]   --> src/problems/day_4.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn count_valid_password_docs_v2(docs: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse`
[INFO] [stderr]   --> src/problems/day_4.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn parse(input: &str) -> Option<Self> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_between_include_edges`
[INFO] [stderr]   --> src/problems/day_4.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn is_between_include_edges(&self, min: usize, max: usize) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse`
[INFO] [stderr]   --> src/problems/day_4.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn parse(input: &'i str) -> Option<Self> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_valid`
[INFO] [stderr]   --> src/problems/day_4.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn is_valid(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_valid_hair_color`
[INFO] [stderr]   --> src/problems/day_4.rs:71:8
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn is_valid_hair_color(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_valid_eye_color`
[INFO] [stderr]   --> src/problems/day_4.rs:76:8
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn is_valid_eye_color(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_valid`
[INFO] [stderr]   --> src/problems/day_4.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn is_valid(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse`
[INFO] [stderr]    --> src/problems/day_4.rs:103:8
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn parse(input: &'i str) -> Option<Self> {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_valid`
[INFO] [stderr]    --> src/problems/day_4.rs:132:8
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn is_valid(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_get_id_for_code`
[INFO] [stderr]  --> src/problems/day_5.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn get_get_id_for_code(code: &str, lower_bond: usize, upper_bond: usize) -> usize {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_seat_id`
[INFO] [stderr]   --> src/problems/day_5.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn get_seat_id(ticket_number: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mid_of`
[INFO] [stderr]   --> src/problems/day_5.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn mid_of(tuple: (usize, usize)) -> usize {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_largest_seat_id`
[INFO] [stderr]   --> src/problems/day_5.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn get_largest_seat_id(tickets: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_all_seat_ids`
[INFO] [stderr]   --> src/problems/day_5.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn get_all_seat_ids(tickets: &str) -> Vec<usize> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `seat_ids_having_diff_2`
[INFO] [stderr]   --> src/problems/day_5.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn seat_ids_having_diff_2(tickets: &str) -> Option<usize> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_element_having_given_diff_with`
[INFO] [stderr]   --> src/problems/day_5.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn find_element_having_given_diff_with(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_unique_questions`
[INFO] [stderr]  --> src/problems/day_6.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn count_unique_questions(questions: &str) -> usize {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_of_of_unique_questions_per_group`
[INFO] [stderr]   --> src/problems/day_6.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn sum_of_of_unique_questions_per_group(questions_per_group: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `question_count_to_which_we_all_yes_answer`
[INFO] [stderr]   --> src/problems/day_6.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn question_count_to_which_we_all_yes_answer(questions: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `all_contains`
[INFO] [stderr]   --> src/problems/day_6.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn all_contains(vec: &Vec<&str>, character: &char) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_of_questions_to_which_every_one_answered_yes_in_group`
[INFO] [stderr]   --> src/problems/day_6.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn sum_of_questions_to_which_every_one_answered_yes_in_group(question_per_group: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse`
[INFO] [stderr]   --> src/problems/day_8.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn parse(input: &'s str) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `execute`
[INFO] [stderr]   --> src/problems/day_8.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn execute(&mut self, opt_machine_state: &OptMachineState) -> OptMachineState {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `instruction_pointer`
[INFO] [stderr]   --> src/problems/day_8.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     instruction_pointer: isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `OptMachineState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/problems/day_8.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 | #[derive(Clone, Copy)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `accumulator`
[INFO] [stderr]   --> src/problems/day_8.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     accumulator: isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `OptMachineState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/problems/day_8.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 | #[derive(Clone, Copy)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `shift_instruction_pointer_by`
[INFO] [stderr]   --> src/problems/day_8.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn shift_instruction_pointer_by(&self, shift: isize) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `update_accumulator_by`
[INFO] [stderr]   --> src/problems/day_8.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn update_accumulator_by(&self, amount: isize) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accumulator_before_hang`
[INFO] [stderr]   --> src/problems/day_8.rs:63:4
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn accumulator_before_hang(instructions: &str) -> isize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accumulator_after_machine_completes`
[INFO] [stderr]   --> src/problems/day_8.rs:85:4
[INFO] [stderr]    |
[INFO] [stderr] 85 | fn accumulator_after_machine_completes(instructions: &str) -> isize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_count_of_valid_passwords_v2`
[INFO] [stderr]   --> src/problems/day_2.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn get_count_of_valid_passwords_v2(inputs: &Vec<&str>) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc-2020` (lib) generated 46 warnings
[INFO] [stderr] warning: `aoc-2020` (lib test) generated 11 warnings (10 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc_2020-bd61fcd10b8e7903)
[INFO] [stdout] test problems::day_1::tests::find_tuple_of_size_3_having_sum_2020 ... ok
[INFO] [stdout] test problems::day_1::tests::find_pair_having_sum_2020 ... ok
[INFO] [stdout] test problems::day_4::test::check_a_hair_color_is_valid ... ok
[INFO] [stdout] test problems::day_4::test::check_a_hair_color_not_starting_with_hash_followed_by_either_6_digit_or_small_case_alphabet_from_a_to_f ... ok
[INFO] [stdout] test problems::day_4::test::check_doc_is_invalid ... ok
[INFO] [stdout] test problems::day_4::test::check_doc_is_valid ... ok
[INFO] [stdout] test problems::day_4::test::could_valid_password_docs_in_given_batch ... ok
[INFO] [stdout] test problems::day_2::tests::give_count_of_password_not_adhering_to_policy ... ok
[INFO] [stdout] test problems::day_2::tests::check_a_password_having_given_char_between_above_max_count_does_not_adhere_to_password_policy ... ok
[INFO] [stdout] test problems::day_2::tests::check_a_password_is_positionally_incorrect ... ok
[INFO] [stdout] test problems::day_2::tests::check_a_password_having_given_char_between_below_min_count_does_not_adhere_to_password_policy ... ok
[INFO] [stdout] test problems::day_4::test::give_non_for_improper_documents ... ok
[INFO] [stdout] test problems::day_4::test::parse_height_when_given_input_is_a_number_followed_by_cm_or_in ... ok
[INFO] [stdout] test problems::day_5::test::get_row_number_given_ticket ... ok
[INFO] [stdout] test problems::day_6::test::count_sum_of_unique_questions_for_given_group ... ok
[INFO] [stdout] test problems::day_5::test::get_seat_id_for_given_ticket ... ok
[INFO] [stdout] test problems::day_6::test::count_sum_of_question_to_which_every_one_answered_yes_in_a_group ... ok
[INFO] [stdout] test problems::day_8::tests::get_accumulator_accout_before_machine_hangs ... ok
[INFO] [stdout] test problems::day_2::tests::pass_password_and_password_policy ... ok
[INFO] [stdout] test problems::day_4::test::give_non_for_invalid_heights ... ok
[INFO] [stdout] test problems::day_2::tests::parse_policy_from_given_input ... ok
[INFO] [stdout] test problems::day_8::tests::parse_a_given_opt_code ... ok
[INFO] [stdout] test problems::day_8::tests::get_accumulator_count_after_machine_completes_by_skiping_hung ... ok
[INFO] [stdout] test problems::day_5::test::get_column_number_given_ticket ... ok
[INFO] [stdout] test problems::day_4::test::a_nine_digit_number_should_be_valid_password_id ... ok
[INFO] [stdout] test problems::day_4::test::parse_proper_formatted_document ... ok
[INFO] [stdout] test problems::day_4::test::a_non_nine_digit_number_should_not_be_valid_password_id ... ok
[INFO] [stdout] test problems::day_5::test::bang ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc_2020-b0747bca2eb1b725)
[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] [stderr]    Doc-tests aoc-2020
[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" "e004cc13c97708114c5857c06367616b48dbf78fa0522e3b4cad59474a891b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e004cc13c97708114c5857c06367616b48dbf78fa0522e3b4cad59474a891b23", kill_on_drop: false }`
[INFO] [stdout] e004cc13c97708114c5857c06367616b48dbf78fa0522e3b4cad59474a891b23