[INFO] cloning repository https://github.com/grapeape38/Advent-of-Code-2019-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grapeape38/Advent-of-Code-2019-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrapeape38%2FAdvent-of-Code-2019-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrapeape38%2FAdvent-of-Code-2019-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 701ef07da8dd6499be1dc8f95d355f8d141b36ad
[INFO] testing grapeape38/Advent-of-Code-2019-Rust against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrapeape38%2FAdvent-of-Code-2019-Rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grapeape38/Advent-of-Code-2019-Rust on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grapeape38/Advent-of-Code-2019-Rust
[INFO] finished tweaking git repo https://github.com/grapeape38/Advent-of-Code-2019-Rust
[INFO] tweaked toml for git repo https://github.com/grapeape38/Advent-of-Code-2019-Rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/grapeape38/Advent-of-Code-2019-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8205f349de2e46cf866a8834df0192c51a3cc335e1a7cc5fea63e83987deb2c4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8205f349de2e46cf866a8834df0192c51a3cc335e1a7cc5fea63e83987deb2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8205f349de2e46cf866a8834df0192c51a3cc335e1a7cc5fea63e83987deb2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8205f349de2e46cf866a8834df0192c51a3cc335e1a7cc5fea63e83987deb2c4", kill_on_drop: false }`
[INFO] [stdout] 8205f349de2e46cf866a8834df0192c51a3cc335e1a7cc5fea63e83987deb2c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 887c5d7c5423947f486676c71ac3bffb62b9713d4883385223cc79773ba7c060
[INFO] running `Command { std: "docker" "start" "-a" "887c5d7c5423947f486676c71ac3bffb62b9713d4883385223cc79773ba7c060", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling AdventOfCode2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day1.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/days/day1.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day1(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]   |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day2.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day3.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day4.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day4.rs:59:40
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn day4(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day6.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day6.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn day6(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day8.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn part1(img: &Vec<u8>) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                   ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day8.rs:41:40
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn day8(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day9.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day10.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day10.rs:23:41
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn day10(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                         ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day11.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/mod.rs:16:42
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type DayFn = fn(&mut File) -> Result<(i32), Box<dyn Error>>;
[INFO] [stdout]    |                                          ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen_increasing_p1`
[INFO] [stdout]  --> src/days/day4.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn gen_increasing_p1(digit: usize, n_digit: usize, prev_same: (bool, bool), double: bool, min_max_digits: (&[usize], &[usize]), count: &m...
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `AdventOfCode2019` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `advent_of_code2019`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `day_fns` should have an upper case name
[INFO] [stdout]   --> src/days/mod.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const day_fns: &[DayFn] = &[day1::day1, day2::day2, day3::day3, day4::day4, day5::day5, day6::day6, day7::day7, day8::day8, day9::day...
[INFO] [stdout]    |           ^^^^^^^ help: convert the identifier to upper case: `DAY_FNS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.10s
[INFO] running `Command { std: "docker" "inspect" "887c5d7c5423947f486676c71ac3bffb62b9713d4883385223cc79773ba7c060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887c5d7c5423947f486676c71ac3bffb62b9713d4883385223cc79773ba7c060", kill_on_drop: false }`
[INFO] [stdout] 887c5d7c5423947f486676c71ac3bffb62b9713d4883385223cc79773ba7c060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bb7d0b54bb8ea21c172e7282031d79e75ad3a2c7a621c22f0576c2fb15510d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1bb7d0b54bb8ea21c172e7282031d79e75ad3a2c7a621c22f0576c2fb15510d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling AdventOfCode2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day1.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/days/day1.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day1(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]   |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day2.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day3.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day4.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day4.rs:59:40
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn day4(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day6.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day6.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn day6(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day8.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn part1(img: &Vec<u8>) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                   ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day8.rs:41:40
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn day8(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day9.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day10.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/day10.rs:23:41
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn day10(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stdout]    |                                         ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/days/day11.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/days/mod.rs:16:42
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type DayFn = fn(&mut File) -> Result<(i32), Box<dyn Error>>;
[INFO] [stdout]    |                                          ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen_increasing_p1`
[INFO] [stdout]  --> src/days/day4.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn gen_increasing_p1(digit: usize, n_digit: usize, prev_same: (bool, bool), double: bool, min_max_digits: (&[usize], &[usize]), count: &m...
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `AdventOfCode2019` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `advent_of_code2019`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `day_fns` should have an upper case name
[INFO] [stdout]   --> src/days/mod.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const day_fns: &[DayFn] = &[day1::day1, day2::day2, day3::day3, day4::day4, day5::day5, day6::day6, day7::day7, day8::day8, day9::day...
[INFO] [stdout]    |           ^^^^^^^ help: convert the identifier to upper case: `DAY_FNS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "1bb7d0b54bb8ea21c172e7282031d79e75ad3a2c7a621c22f0576c2fb15510d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb7d0b54bb8ea21c172e7282031d79e75ad3a2c7a621c22f0576c2fb15510d7", kill_on_drop: false }`
[INFO] [stdout] 1bb7d0b54bb8ea21c172e7282031d79e75ad3a2c7a621c22f0576c2fb15510d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3bcb0a0d4880f789ad27b7ca3246a9682e26a8e0944eaf3ddf7e9ac8d083dc21
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3bcb0a0d4880f789ad27b7ca3246a9682e26a8e0944eaf3ddf7e9ac8d083dc21", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day1.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]  --> src/days/day1.rs:4:40
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn day1(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stderr]   |                                        ^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day2.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day3.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day4.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/days/day4.rs:59:40
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn day4(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stderr]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day6.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/days/day6.rs:54:40
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn day6(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stderr]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/days/day8.rs:11:35
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn part1(img: &Vec<u8>) -> Result<(i32), Box<dyn Error>> {
[INFO] [stderr]    |                                   ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/days/day8.rs:41:40
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn day8(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stderr]    |                                        ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day9.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day10.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/days/day10.rs:23:41
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn day10(file: &mut File) -> Result<(i32), Box<dyn Error>> {
[INFO] [stderr]    |                                         ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/days/day11.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/days/mod.rs:16:42
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub type DayFn = fn(&mut File) -> Result<(i32), Box<dyn Error>>;
[INFO] [stderr]    |                                          ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen_increasing_p1`
[INFO] [stderr]  --> src/days/day4.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn gen_increasing_p1(digit: usize, n_digit: usize, prev_same: (bool, bool), double: bool, min_max_digits: (&[usize], &[usize]), count: &m...
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `AdventOfCode2019` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `advent_of_code2019`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `day_fns` should have an upper case name
[INFO] [stderr]   --> src/days/mod.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub const day_fns: &[DayFn] = &[day1::day1, day2::day2, day3::day3, day4::day4, day5::day5, day6::day6, day7::day7, day8::day8, day9::day...
[INFO] [stderr]    |           ^^^^^^^ help: convert the identifier to upper case: `DAY_FNS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/AdventOfCode2019-9e1e920282c2095d
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bcb0a0d4880f789ad27b7ca3246a9682e26a8e0944eaf3ddf7e9ac8d083dc21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bcb0a0d4880f789ad27b7ca3246a9682e26a8e0944eaf3ddf7e9ac8d083dc21", kill_on_drop: false }`
[INFO] [stdout] 3bcb0a0d4880f789ad27b7ca3246a9682e26a8e0944eaf3ddf7e9ac8d083dc21