[INFO] cloning repository https://github.com/mnilsson/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mnilsson/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmnilsson%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmnilsson%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12ea8ecf346c85307bcc68ff5d43f60b31fa2ecd
[INFO] testing mnilsson/AdventOfCode2020 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmnilsson%2FAdventOfCode2020" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mnilsson/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/mnilsson/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/mnilsson/AdventOfCode2020 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mnilsson/AdventOfCode2020 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mnilsson/AdventOfCode2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded gdi32-sys v0.1.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded user32-sys v0.1.3
[INFO] [stderr]   Downloaded x11-dl v2.14.0
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded nom v4.1.1
[INFO] [stderr]   Downloaded sdl2 v0.31.0
[INFO] [stderr]   Downloaded sdl2-sys v0.31.0
[INFO] [stderr]   Downloaded orbclient v0.3.18
[INFO] [stderr]   Downloaded minifb v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae6f7ed22a723c52fd120e20ec975755be2644e4c71eca3ad965b17619ac0d78
[INFO] running `Command { std: "docker" "start" "-a" "ae6f7ed22a723c52fd120e20ec975755be2644e4c71eca3ad965b17619ac0d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae6f7ed22a723c52fd120e20ec975755be2644e4c71eca3ad965b17619ac0d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6f7ed22a723c52fd120e20ec975755be2644e4c71eca3ad965b17619ac0d78", kill_on_drop: false }`
[INFO] [stdout] ae6f7ed22a723c52fd120e20ec975755be2644e4c71eca3ad965b17619ac0d78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebfdc6e72c2a29aaa686aa97426dfeceb420dfdf9476531a2286cd639d605462
[INFO] running `Command { std: "docker" "start" "-a" "ebfdc6e72c2a29aaa686aa97426dfeceb420dfdf9476531a2286cd639d605462", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling minifb v0.11.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nom::lib::std::mem::take`
[INFO] [stdout]  --> src/aoc5.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nom::lib::std::mem::take;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::lib::std::collections::HashMap`
[INFO] [stdout]  --> src/aoc8.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::lib::std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::lib::std::collections::HashMap`
[INFO] [stdout]  --> src/aoc9.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::lib::std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::lib::std::collections::BTreeMap`
[INFO] [stdout]  --> src/aoc10.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::lib::std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffers::RingBuffer`
[INFO] [stdout]  --> src/aoc10.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::buffers::RingBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic::resume_unwind`
[INFO] [stdout]  --> src/aoc10.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::panic::resume_unwind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::env;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found` is assigned to, but never used
[INFO] [stdout]   --> src/aoc9.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut found = false;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_found` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]   --> src/aoc9.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 found = true;
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/aoc11.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut nums: Vec<&str> = input.split("\n").collect();
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/aoc11.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     _ => (),
[INFO] [stdout]    |                     ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/aoc11.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     Some(Chair::Taken) => print!("#"),
[INFO] [stdout]    |                     ------------------ matches some of the same values
[INFO] [stdout] 61 |                     Some(Chair::Empty) => print!("L"),
[INFO] [stdout]    |                     ------------------ matches some of the same values
[INFO] [stdout] 62 |                     None => print!("."),
[INFO] [stdout]    |                     ---- matches some of the same values
[INFO] [stdout] 63 |                     _ => (),
[INFO] [stdout]    |                     ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RingBuffer` is never constructed
[INFO] [stdout]  --> src/buffers.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct RingBuffer {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `from_vec`, `push`, and `get_data` are never used
[INFO] [stdout]   --> src/buffers.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl RingBuffer {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(buffer_size: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn from_vec(input: Vec<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn push(&mut self, value: u64) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn get_data(&self) -> Vec<u64> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc1.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc2.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc3.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trees` is never used
[INFO] [stdout]   --> src/aoc3.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn trees(lines: &Vec<Vec<char>>, y_inc: usize, x_inc: usize) -> usize {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc4.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Document` is never constructed
[INFO] [stdout]   --> src/aoc4.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Document {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_string`, `is_valid_naive`, `is_valid`, `validate_height`, and `validate_hair_color` are never used
[INFO] [stdout]    --> src/aoc4.rs:42:8
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl Document {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  42 |     fn from_string(input: &str) -> Document {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     fn is_valid_naive(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     fn is_valid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn validate_height(input: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     fn validate_hair_color(input: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc5.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_row` is never used
[INFO] [stdout]   --> src/aoc5.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn parse_row(input: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_and_get` is never used
[INFO] [stdout]   --> src/aoc5.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn split_and_get(rows: &Vec<usize>, high: bool) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc6.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc8.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mutate_memory` is never used
[INFO] [stdout]   --> src/aoc8.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn mutate_memory(mem: &mut Vec<Operation>, mutated: &mut Vec<usize>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/aoc8.rs:91:6
[INFO] [stdout]    |
[INFO] [stdout] 91 | enum Operation {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HaltReason` is never used
[INFO] [stdout]   --> src/aoc8.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 | enum HaltReason {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]    --> src/aoc8.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | struct Vm {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `tick` and `running` are never used
[INFO] [stdout]    --> src/aoc8.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl Vm {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] 112 |     fn tick(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn running(&mut self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc9.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_sum_of_two` is never used
[INFO] [stdout]   --> src/aoc9.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn is_sum_of_two(num: u64, v: Vec<u64>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc11.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Chair` is never used
[INFO] [stdout]   --> src/aoc11.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum Chair {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Floor` is never constructed
[INFO] [stdout]   --> src/aoc11.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Floor {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print`, `mutate`, `taken_neighbors`, `taken_neighbors_far`, `out_of_bounds`, and `count_taken` are never used
[INFO] [stdout]    --> src/aoc11.rs:56:8
[INFO] [stdout]     |
[INFO] [stdout]  55 | impl Floor {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout]  56 |     fn print(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn mutate(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn taken_neighbors(&self, y: usize, x: usize) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn taken_neighbors_far(&self, y: usize, x: usize) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     fn out_of_bounds(&self, y: i32, x: i32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     fn count_taken(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc1.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc2.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc3.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc4.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/aoc5.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     file.read_to_string(&mut input);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc6.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc8.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/aoc9.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     file.read_to_string(&mut input);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/aoc10.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     file.read_to_string(&mut input);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc11.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.74s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "ebfdc6e72c2a29aaa686aa97426dfeceb420dfdf9476531a2286cd639d605462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfdc6e72c2a29aaa686aa97426dfeceb420dfdf9476531a2286cd639d605462", kill_on_drop: false }`
[INFO] [stdout] ebfdc6e72c2a29aaa686aa97426dfeceb420dfdf9476531a2286cd639d605462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65ea6ea4dc83ef783b8cf18a492c42118676bb7f0c7a2f8918780443858554c1
[INFO] running `Command { std: "docker" "start" "-a" "65ea6ea4dc83ef783b8cf18a492c42118676bb7f0c7a2f8918780443858554c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nom::lib::std::mem::take`
[INFO] [stdout]  --> src/aoc5.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nom::lib::std::mem::take;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::lib::std::collections::HashMap`
[INFO] [stdout]  --> src/aoc8.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::lib::std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::lib::std::collections::HashMap`
[INFO] [stdout]  --> src/aoc9.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::lib::std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::lib::std::collections::BTreeMap`
[INFO] [stdout]  --> src/aoc10.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::lib::std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffers::RingBuffer`
[INFO] [stdout]  --> src/aoc10.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::buffers::RingBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic::resume_unwind`
[INFO] [stdout]  --> src/aoc10.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::panic::resume_unwind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::env;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found` is assigned to, but never used
[INFO] [stdout]   --> src/aoc9.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut found = false;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_found` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]   --> src/aoc9.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 found = true;
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/aoc11.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut nums: Vec<&str> = input.split("\n").collect();
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/aoc11.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     _ => (),
[INFO] [stdout]    |                     ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/aoc11.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     Some(Chair::Taken) => print!("#"),
[INFO] [stdout]    |                     ------------------ matches some of the same values
[INFO] [stdout] 61 |                     Some(Chair::Empty) => print!("L"),
[INFO] [stdout]    |                     ------------------ matches some of the same values
[INFO] [stdout] 62 |                     None => print!("."),
[INFO] [stdout]    |                     ---- matches some of the same values
[INFO] [stdout] 63 |                     _ => (),
[INFO] [stdout]    |                     ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RingBuffer` is never constructed
[INFO] [stdout]  --> src/buffers.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct RingBuffer {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `from_vec`, `push`, and `get_data` are never used
[INFO] [stdout]   --> src/buffers.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl RingBuffer {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(buffer_size: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn from_vec(input: Vec<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn push(&mut self, value: u64) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn get_data(&self) -> Vec<u64> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc1.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc2.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc3.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trees` is never used
[INFO] [stdout]   --> src/aoc3.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn trees(lines: &Vec<Vec<char>>, y_inc: usize, x_inc: usize) -> usize {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc4.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Document` is never constructed
[INFO] [stdout]   --> src/aoc4.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Document {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_string`, `is_valid_naive`, `is_valid`, `validate_height`, and `validate_hair_color` are never used
[INFO] [stdout]    --> src/aoc4.rs:42:8
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl Document {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  42 |     fn from_string(input: &str) -> Document {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     fn is_valid_naive(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     fn is_valid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn validate_height(input: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     fn validate_hair_color(input: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc5.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_row` is never used
[INFO] [stdout]   --> src/aoc5.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn parse_row(input: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_and_get` is never used
[INFO] [stdout]   --> src/aoc5.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn split_and_get(rows: &Vec<usize>, high: bool) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc6.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc8.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mutate_memory` is never used
[INFO] [stdout]   --> src/aoc8.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn mutate_memory(mem: &mut Vec<Operation>, mutated: &mut Vec<usize>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/aoc8.rs:91:6
[INFO] [stdout]    |
[INFO] [stdout] 91 | enum Operation {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HaltReason` is never used
[INFO] [stdout]   --> src/aoc8.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 | enum HaltReason {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]    --> src/aoc8.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | struct Vm {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `tick` and `running` are never used
[INFO] [stdout]    --> src/aoc8.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl Vm {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] 112 |     fn tick(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn running(&mut self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc9.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_sum_of_two` is never used
[INFO] [stdout]   --> src/aoc9.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn is_sum_of_two(num: u64, v: Vec<u64>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/aoc11.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Chair` is never used
[INFO] [stdout]   --> src/aoc11.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum Chair {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Floor` is never constructed
[INFO] [stdout]   --> src/aoc11.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Floor {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print`, `mutate`, `taken_neighbors`, `taken_neighbors_far`, `out_of_bounds`, and `count_taken` are never used
[INFO] [stdout]    --> src/aoc11.rs:56:8
[INFO] [stdout]     |
[INFO] [stdout]  55 | impl Floor {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout]  56 |     fn print(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn mutate(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn taken_neighbors(&self, y: usize, x: usize) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn taken_neighbors_far(&self, y: usize, x: usize) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     fn out_of_bounds(&self, y: i32, x: i32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     fn count_taken(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc1.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc2.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc3.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc4.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/aoc5.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     file.read_to_string(&mut input);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc6.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc8.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/aoc9.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     file.read_to_string(&mut input);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/aoc10.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     file.read_to_string(&mut input);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/aoc11.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     file.read_to_string(&mut input);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "65ea6ea4dc83ef783b8cf18a492c42118676bb7f0c7a2f8918780443858554c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ea6ea4dc83ef783b8cf18a492c42118676bb7f0c7a2f8918780443858554c1", kill_on_drop: false }`
[INFO] [stdout] 65ea6ea4dc83ef783b8cf18a492c42118676bb7f0c7a2f8918780443858554c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 805b6e2a74050bafb17c33f27c8e6dd28adfea09859efaa0f3b972fc8ac1f6f3
[INFO] running `Command { std: "docker" "start" "-a" "805b6e2a74050bafb17c33f27c8e6dd28adfea09859efaa0f3b972fc8ac1f6f3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `nom::lib::std::mem::take`
[INFO] [stderr]  --> src/aoc5.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use nom::lib::std::mem::take;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::lib::std::collections::HashMap`
[INFO] [stderr]  --> src/aoc8.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nom::lib::std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::lib::std::collections::HashMap`
[INFO] [stderr]  --> src/aoc9.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nom::lib::std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::lib::std::collections::BTreeMap`
[INFO] [stderr]  --> src/aoc10.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nom::lib::std::collections::BTreeMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::buffers::RingBuffer`
[INFO] [stderr]  --> src/aoc10.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::buffers::RingBuffer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::panic::resume_unwind`
[INFO] [stderr]  --> src/aoc10.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::panic::resume_unwind;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `found` is assigned to, but never used
[INFO] [stderr]   --> src/aoc9.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut found = false;
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_found` instead
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `found` is never read
[INFO] [stderr]   --> src/aoc9.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 found = true;
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/aoc11.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut nums: Vec<&str> = input.split("\n").collect();
[INFO] [stderr]   |         ----^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/aoc11.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     _ => (),
[INFO] [stderr]    |                     ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/aoc11.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |                     Some(Chair::Taken) => print!("#"),
[INFO] [stderr]    |                     ------------------ matches some of the same values
[INFO] [stderr] 61 |                     Some(Chair::Empty) => print!("L"),
[INFO] [stderr]    |                     ------------------ matches some of the same values
[INFO] [stderr] 62 |                     None => print!("."),
[INFO] [stderr]    |                     ---- matches some of the same values
[INFO] [stderr] 63 |                     _ => (),
[INFO] [stderr]    |                     ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RingBuffer` is never constructed
[INFO] [stderr]  --> src/buffers.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct RingBuffer {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `from_vec`, `push`, and `get_data` are never used
[INFO] [stderr]   --> src/buffers.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl RingBuffer {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 12 |     pub fn new(buffer_size: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn from_vec(input: Vec<u64>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn push(&mut self, value: u64) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn get_data(&self) -> Vec<u64> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc1.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc2.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc3.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `trees` is never used
[INFO] [stderr]   --> src/aoc3.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn trees(lines: &Vec<Vec<char>>, y_inc: usize, x_inc: usize) -> usize {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc4.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Document` is never constructed
[INFO] [stderr]   --> src/aoc4.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct Document {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `from_string`, `is_valid_naive`, `is_valid`, `validate_height`, and `validate_hair_color` are never used
[INFO] [stderr]    --> src/aoc4.rs:42:8
[INFO] [stderr]     |
[INFO] [stderr]  41 | impl Document {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr]  42 |     fn from_string(input: &str) -> Document {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  74 |     fn is_valid_naive(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |     fn is_valid(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 177 |     fn validate_height(input: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 202 |     fn validate_hair_color(input: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc5.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_row` is never used
[INFO] [stderr]   --> src/aoc5.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn parse_row(input: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `split_and_get` is never used
[INFO] [stderr]   --> src/aoc5.rs:77:4
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn split_and_get(rows: &Vec<usize>, high: bool) -> Vec<usize> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc6.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc8.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mutate_memory` is never used
[INFO] [stderr]   --> src/aoc8.rs:68:4
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn mutate_memory(mem: &mut Vec<Operation>, mutated: &mut Vec<usize>) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Operation` is never used
[INFO] [stderr]   --> src/aoc8.rs:91:6
[INFO] [stderr]    |
[INFO] [stderr] 91 | enum Operation {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `HaltReason` is never used
[INFO] [stderr]   --> src/aoc8.rs:98:6
[INFO] [stderr]    |
[INFO] [stderr] 98 | enum HaltReason {
[INFO] [stderr]    |      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Vm` is never constructed
[INFO] [stderr]    --> src/aoc8.rs:103:8
[INFO] [stderr]     |
[INFO] [stderr] 103 | struct Vm {
[INFO] [stderr]     |        ^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `tick` and `running` are never used
[INFO] [stderr]    --> src/aoc8.rs:112:8
[INFO] [stderr]     |
[INFO] [stderr] 111 | impl Vm {
[INFO] [stderr]     | ------- methods in this implementation
[INFO] [stderr] 112 |     fn tick(&mut self) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 124 |     fn running(&mut self) -> bool {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc9.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_sum_of_two` is never used
[INFO] [stderr]   --> src/aoc9.rs:77:4
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn is_sum_of_two(num: u64, v: Vec<u64>) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> src/aoc11.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Chair` is never used
[INFO] [stderr]   --> src/aoc11.rs:42:6
[INFO] [stderr]    |
[INFO] [stderr] 42 | enum Chair {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Floor` is never constructed
[INFO] [stderr]   --> src/aoc11.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | struct Floor {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `print`, `mutate`, `taken_neighbors`, `taken_neighbors_far`, `out_of_bounds`, and `count_taken` are never used
[INFO] [stderr]    --> src/aoc11.rs:56:8
[INFO] [stderr]     |
[INFO] [stderr]  55 | impl Floor {
[INFO] [stderr]     | ---------- methods in this implementation
[INFO] [stderr]  56 |     fn print(&self) {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  70 |     fn mutate(&mut self) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 104 |     fn taken_neighbors(&self, y: usize, x: usize) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 |     fn taken_neighbors_far(&self, y: usize, x: usize) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 162 |     fn out_of_bounds(&self, y: i32, x: i32) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 170 |     fn count_taken(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/aoc1.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     file.read_to_string(&mut input);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/aoc2.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     file.read_to_string(&mut input);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/aoc3.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     file.read_to_string(&mut input);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/aoc4.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     file.read_to_string(&mut input);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/aoc5.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     file.read_to_string(&mut input);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/aoc6.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     file.read_to_string(&mut input);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/aoc8.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     file.read_to_string(&mut input);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/aoc9.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     file.read_to_string(&mut input);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/aoc10.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     file.read_to_string(&mut input);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/aoc11.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     file.read_to_string(&mut input);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let _ = file.read_to_string(&mut input);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2020` (bin "aoc2020" test) generated 46 warnings (run `cargo fix --bin "aoc2020" --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc2020-b6e743ba832dc226)
[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" "805b6e2a74050bafb17c33f27c8e6dd28adfea09859efaa0f3b972fc8ac1f6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805b6e2a74050bafb17c33f27c8e6dd28adfea09859efaa0f3b972fc8ac1f6f3", kill_on_drop: false }`
[INFO] [stdout] 805b6e2a74050bafb17c33f27c8e6dd28adfea09859efaa0f3b972fc8ac1f6f3