[INFO] cloning repository https://github.com/stella3d/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/stella3d/AoC_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstella3d%2FAoC_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstella3d%2FAoC_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73f10e3615876fb2fb23d6b35708a96bcfacf07a
[INFO] building stella3d/AoC_2020 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstella3d%2FAoC_2020" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stella3d/AoC_2020 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stella3d/AoC_2020
[INFO] finished tweaking git repo https://github.com/stella3d/AoC_2020
[INFO] tweaked toml for git repo https://github.com/stella3d/AoC_2020 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/stella3d/AoC_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae3249e222a4646a141d082cdedb88b90aed1eca7a63489a1f22cac2e99acb08
[INFO] running `Command { std: "docker" "start" "-a" "ae3249e222a4646a141d082cdedb88b90aed1eca7a63489a1f22cac2e99acb08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae3249e222a4646a141d082cdedb88b90aed1eca7a63489a1f22cac2e99acb08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae3249e222a4646a141d082cdedb88b90aed1eca7a63489a1f22cac2e99acb08", kill_on_drop: false }`
[INFO] [stdout] ae3249e222a4646a141d082cdedb88b90aed1eca7a63489a1f22cac2e99acb08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35f97db19e6877bc96e95ab520b36025bc2fd13b32d5ccc42668ea55b03d9cae
[INFO] running `Command { std: "docker" "start" "-a" "35f97db19e6877bc96e95ab520b36025bc2fd13b32d5ccc42668ea55b03d9cae", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling AoC2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `get_lines` and `print_all`
[INFO] [stdout]  --> src/day3.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day4.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day5.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day6.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/day6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day7.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/day7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Captures`
[INFO] [stdout]  --> src/day7.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::{Regex, Captures};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day8.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/day8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Captures`
[INFO] [stdout]  --> src/day8.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::{Regex, Captures};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `types`
[INFO] [stdout]   --> src/day7.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut types: Vec<BagRuleSet> = Vec::new();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `search_set`
[INFO] [stdout]   --> src/day7.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut search_set: HashSet<String> = HashSet::new();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_search_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut types: Vec<BagRuleSet> = Vec::new();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut search_set: HashSet<String> = HashSet::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut count: u64 = 0;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]   --> src/day7.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]   --> src/day8.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_all` is never used
[INFO] [stdout]   --> src/files.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) fn print_all(lines: &Vec<String>) {
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Policy` is never constructed
[INFO] [stdout]  --> src/day2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Policy {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `parse`, `validate`, `validate2`, and `to_string` are never used
[INFO] [stdout]   --> src/day2.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Policy {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 10 |     fn parse(s: &str) -> Policy {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn validate(&self, pw: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn validate2(&self, pw: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day2.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn solution(lines: Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day2.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Terrain` is never constructed
[INFO] [stdout]  --> src/day3.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Terrain {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `tree_at`, `from_strings`, and `solve` are never used
[INFO] [stdout]   --> src/day3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Terrain {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 10 |     fn tree_at(&self, row: usize, column: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn from_strings(vs: &Vec<String>) -> Terrain {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn solve(&self, right_rate: usize, down_rate: usize) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day3.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `contains_all` is never used
[INFO] [stdout]  --> src/day4.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn contains_all(required: &Vec<String>, set: &FnvHashSet<String>,) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_bounds` is never used
[INFO] [stdout]   --> src/day4.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn check_bounds(value: &str, min: i32, max: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_unit_range` is never used
[INFO] [stdout]   --> src/day4.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn check_unit_range(value: &str, suffix: &str, min: i32, max: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_field` is never used
[INFO] [stdout]   --> src/day4.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn check_field(name: &str, value: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_field_if_valid` is never used
[INFO] [stdout]   --> src/day4.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn add_field_if_valid(field_set: &mut FnvHashSet<String>, cap: Captures)  {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day4.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn solution(lines: &Vec<String>, required_fields: &Vec<String>, regex: &Regex) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day4.rs:95:15
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Seat` is never constructed
[INFO] [stdout]  --> src/day5.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Seat {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_id` is never used
[INFO] [stdout]   --> src/day5.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Seat {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 11 |     fn get_id(&self) -> i32 { &self.row * 8 + &self.column }
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `moves` is never read
[INFO] [stdout]   --> src/day5.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct BspEntry {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 15 |     pub moves: Vec<char>
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_moves` is never used
[INFO] [stdout]   --> src/day5.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl BspEntry {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 18 |     fn do_moves(&self) -> Seat {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day5.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn solution(lines: &Vec<String>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day5.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn solution2(lines: &Vec<String>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day5.rs:84:15
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]  --> src/day6.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn solution(lines: &Vec<String>) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day6.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day6.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ContentRule` is never constructed
[INFO] [stdout]  --> src/day7.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct ContentRule {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BagRuleSet` is never constructed
[INFO] [stdout]   --> src/day7.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BagRuleSet {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day7.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn solution(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day7.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day7.rs:58:15
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day8.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "35f97db19e6877bc96e95ab520b36025bc2fd13b32d5ccc42668ea55b03d9cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f97db19e6877bc96e95ab520b36025bc2fd13b32d5ccc42668ea55b03d9cae", kill_on_drop: false }`
[INFO] [stdout] 35f97db19e6877bc96e95ab520b36025bc2fd13b32d5ccc42668ea55b03d9cae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51de51680995555ee4eae10fd2133198930dc2713414726efce3cce6cfaf005f
[INFO] running `Command { std: "docker" "start" "-a" "51de51680995555ee4eae10fd2133198930dc2713414726efce3cce6cfaf005f", kill_on_drop: false }`
[INFO] [stderr]    Compiling AoC2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `get_lines` and `print_all`
[INFO] [stdout]  --> src/day3.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day4.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day5.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day6.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/day6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day7.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/day7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Captures`
[INFO] [stdout]  --> src/day7.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::{Regex, Captures};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_all`
[INFO] [stdout]  --> src/day8.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::files::{print_all, get_lines};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/day8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Captures`
[INFO] [stdout]  --> src/day8.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::{Regex, Captures};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `types`
[INFO] [stdout]   --> src/day7.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut types: Vec<BagRuleSet> = Vec::new();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `search_set`
[INFO] [stdout]   --> src/day7.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut search_set: HashSet<String> = HashSet::new();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_search_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut types: Vec<BagRuleSet> = Vec::new();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut search_set: HashSet<String> = HashSet::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut count: u64 = 0;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]   --> src/day7.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]   --> src/day8.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_all` is never used
[INFO] [stdout]   --> src/files.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) fn print_all(lines: &Vec<String>) {
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Policy` is never constructed
[INFO] [stdout]  --> src/day2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Policy {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `parse`, `validate`, `validate2`, and `to_string` are never used
[INFO] [stdout]   --> src/day2.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Policy {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 10 |     fn parse(s: &str) -> Policy {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn validate(&self, pw: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn validate2(&self, pw: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day2.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn solution(lines: Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day2.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Terrain` is never constructed
[INFO] [stdout]  --> src/day3.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Terrain {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `tree_at`, `from_strings`, and `solve` are never used
[INFO] [stdout]   --> src/day3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Terrain {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 10 |     fn tree_at(&self, row: usize, column: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn from_strings(vs: &Vec<String>) -> Terrain {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn solve(&self, right_rate: usize, down_rate: usize) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day3.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `contains_all` is never used
[INFO] [stdout]  --> src/day4.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn contains_all(required: &Vec<String>, set: &FnvHashSet<String>,) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_bounds` is never used
[INFO] [stdout]   --> src/day4.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn check_bounds(value: &str, min: i32, max: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_unit_range` is never used
[INFO] [stdout]   --> src/day4.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn check_unit_range(value: &str, suffix: &str, min: i32, max: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_field` is never used
[INFO] [stdout]   --> src/day4.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn check_field(name: &str, value: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_field_if_valid` is never used
[INFO] [stdout]   --> src/day4.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn add_field_if_valid(field_set: &mut FnvHashSet<String>, cap: Captures)  {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day4.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn solution(lines: &Vec<String>, required_fields: &Vec<String>, regex: &Regex) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day4.rs:95:15
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Seat` is never constructed
[INFO] [stdout]  --> src/day5.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Seat {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_id` is never used
[INFO] [stdout]   --> src/day5.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Seat {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 11 |     fn get_id(&self) -> i32 { &self.row * 8 + &self.column }
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `moves` is never read
[INFO] [stdout]   --> src/day5.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct BspEntry {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 15 |     pub moves: Vec<char>
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_moves` is never used
[INFO] [stdout]   --> src/day5.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl BspEntry {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 18 |     fn do_moves(&self) -> Seat {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day5.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn solution(lines: &Vec<String>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day5.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn solution2(lines: &Vec<String>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day5.rs:84:15
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]  --> src/day6.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn solution(lines: &Vec<String>) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day6.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day6.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ContentRule` is never constructed
[INFO] [stdout]  --> src/day7.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct ContentRule {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BagRuleSet` is never constructed
[INFO] [stdout]   --> src/day7.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BagRuleSet {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]   --> src/day7.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn solution(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day7.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/day7.rs:58:15
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub(crate) fn run() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution2` is never used
[INFO] [stdout]   --> src/day8.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn solution2(lines: &Vec<String>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "51de51680995555ee4eae10fd2133198930dc2713414726efce3cce6cfaf005f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51de51680995555ee4eae10fd2133198930dc2713414726efce3cce6cfaf005f", kill_on_drop: false }`
[INFO] [stdout] 51de51680995555ee4eae10fd2133198930dc2713414726efce3cce6cfaf005f