[INFO] cloning repository https://github.com/Anders429/advent2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Anders429/advent2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnders429%2Fadvent2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnders429%2Fadvent2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d57bb87a5c3d0ee2a50748e73515d4baa8d49cc8
[INFO] testing Anders429/advent2021 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnders429%2Fadvent2021" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Anders429/advent2021
[INFO] finished tweaking git repo https://github.com/Anders429/advent2021
[INFO] tweaked toml for git repo https://github.com/Anders429/advent2021 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Anders429/advent2021 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Anders429/advent2021 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded priority-queue v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9a6a28216b26a1b7179745793bd2e90c71c978f4a38dde7a1bfb9effc54c70a
[INFO] running `Command { std: "docker" "start" "-a" "e9a6a28216b26a1b7179745793bd2e90c71c978f4a38dde7a1bfb9effc54c70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9a6a28216b26a1b7179745793bd2e90c71c978f4a38dde7a1bfb9effc54c70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a6a28216b26a1b7179745793bd2e90c71c978f4a38dde7a1bfb9effc54c70a", kill_on_drop: false }`
[INFO] [stdout] e9a6a28216b26a1b7179745793bd2e90c71c978f4a38dde7a1bfb9effc54c70a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbf436bf430aa02d19c9a31695c671f1c52b07d0a153bc2bbb4071232ccef930
[INFO] running `Command { std: "docker" "start" "-a" "dbf436bf430aa02d19c9a31695c671f1c52b07d0a153bc2bbb4071232ccef930", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling util v0.1.0 (/opt/rustwide/workdir/util)
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling priority-queue v1.2.1
[INFO] [stderr]    Compiling day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]    Compiling day04 v0.1.0 (/opt/rustwide/workdir/day04)
[INFO] [stderr]    Compiling day08 v0.1.0 (/opt/rustwide/workdir/day08)
[INFO] [stderr]    Compiling day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stdout] warning: unused import: `std::collections::*`
[INFO] [stdout]  --> day10/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::collections::*`
[INFO] [stdout]  --> day16/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::str::FromStr`
[INFO] [stdout]  --> day16/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day10/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day04/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> day16/src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_bits(mut n: usize, bytes: &mut impl Iterator<Item = u8>, buffer: &mut usize, buffer_len: &mut usize) -> usize {
[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: unused variable: `i`
[INFO] [stdout]    --> day08/src/main.rs:365:14
[INFO] [stdout]     |
[INFO] [stdout] 365 |         for (i, pattern) in raw_patterns.split_whitespace().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> day08/src/main.rs:370:14
[INFO] [stdout]     |
[INFO] [stdout] 370 |         for (i, output) in raw_outputs.split_whitespace().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day04/src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Marked(usize),
[INFO] [stdout]    |     ------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Marked(usize),
[INFO] [stdout] 11 +     Marked(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> day13/src/main.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Dot {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 12 |     fn new(x: usize, y: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]    Compiling day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stdout] warning: unused import: `std::collections::*`
[INFO] [stdout]  --> day17/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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 variable: `number`
[INFO] [stdout]   --> day18/src/main.rs:71:26
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Self::Number(number) => None,
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day18/src/main.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let mut char_indices = s.char_indices();
[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] [stderr]    Compiling day05 v0.1.0 (/opt/rustwide/workdir/day05)
[INFO] [stderr]    Compiling day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]    Compiling day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]    Compiling day07 v0.1.0 (/opt/rustwide/workdir/day07)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day07/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_abs_diff` has been stable since 1.60.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> day07/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_abs_diff)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day06 v0.1.0 (/opt/rustwide/workdir/day06)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> day02/src/main.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn solve_2(input: &[usize]) -> usize {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_2` is never used
[INFO] [stdout]   --> day02/src/main.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn solve_2(input: &[usize]) -> usize {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day06/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> day06/src/main.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn descendants(&self, mut days: usize) -> usize {
[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: unused import: `std::collections::*`
[INFO] [stdout]  --> day11/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::str::FromStr`
[INFO] [stdout]  --> day11/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stderr]    Compiling day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day14/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[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: `std::collections::*`
[INFO] [stdout]  --> day15/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::str::FromStr`
[INFO] [stdout]  --> day15/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day15/src/main.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut new_grid = increment_grid(&grid);
[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: unused variable: `row_len`
[INFO] [stdout]    --> day15/src/main.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let row_len = grid[0].len();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "dbf436bf430aa02d19c9a31695c671f1c52b07d0a153bc2bbb4071232ccef930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf436bf430aa02d19c9a31695c671f1c52b07d0a153bc2bbb4071232ccef930", kill_on_drop: false }`
[INFO] [stdout] dbf436bf430aa02d19c9a31695c671f1c52b07d0a153bc2bbb4071232ccef930
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4362addcb4a9cd340593a6fbd24f3067c945c1fcfa66aad33e4a0200a0b9099c
[INFO] running `Command { std: "docker" "start" "-a" "4362addcb4a9cd340593a6fbd24f3067c945c1fcfa66aad33e4a0200a0b9099c", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stderr]    Compiling day05 v0.1.0 (/opt/rustwide/workdir/day05)
[INFO] [stderr]    Compiling day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]    Compiling day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]    Compiling day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]    Compiling day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stderr]    Compiling day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]    Compiling day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day18/src/main.rs:253:17
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use crate::{solve_1, solve_2};
[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: `std::collections::*`
[INFO] [stdout]  --> day15/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::str::FromStr`
[INFO] [stdout]  --> day15/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day15/src/main.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]   --> day18/src/main.rs:71:26
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Self::Number(number) => None,
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day09/src/main.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day18/src/main.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let mut char_indices = s.char_indices();
[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: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day13/src/main.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |     use crate::{solve_1, solve_2};
[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 imports: `solve_1` and `solve_2`
[INFO] [stdout]   --> day05/src/main.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |     use crate::{solve_1, solve_2};
[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 imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day03/src/main.rs:170:17
[INFO] [stdout]     |
[INFO] [stdout] 170 |     use crate::{solve_1, solve_2};
[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: `std::collections::*`
[INFO] [stdout]  --> day16/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::str::FromStr`
[INFO] [stdout]  --> day16/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day16/src/main.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day15/src/main.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut new_grid = increment_grid(&grid);
[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: unused variable: `row_len`
[INFO] [stdout]    --> day15/src/main.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let row_len = grid[0].len();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> day16/src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_bits(mut n: usize, bytes: &mut impl Iterator<Item = u8>, buffer: &mut usize, buffer_len: &mut usize) -> usize {
[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: associated function `new` is never used
[INFO] [stdout]   --> day13/src/main.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Dot {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 12 |     fn new(x: usize, y: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day06 v0.1.0 (/opt/rustwide/workdir/day06)
[INFO] [stderr]    Compiling day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]    Compiling day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stderr]    Compiling day08 v0.1.0 (/opt/rustwide/workdir/day08)
[INFO] [stderr]    Compiling day04 v0.1.0 (/opt/rustwide/workdir/day04)
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day08/src/main.rs:403:17
[INFO] [stdout]     |
[INFO] [stdout] 403 |     use crate::{solve_1, solve_2};
[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: `std::collections::*`
[INFO] [stdout]  --> day17/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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 imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day17/src/main.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day14/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[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 imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day14/src/main.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day06/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[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 imports: `solve_1` and `solve_2`
[INFO] [stdout]   --> day06/src/main.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     use crate::{solve_1, solve_2};
[INFO] [stdout]    |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day04/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[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 imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day04/src/main.rs:217:17
[INFO] [stdout]     |
[INFO] [stdout] 217 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day12/src/main.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use crate::{solve_1, solve_2};
[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: `std::collections::*`
[INFO] [stdout]  --> day11/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::str::FromStr`
[INFO] [stdout]  --> day11/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day11/src/main.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day04/src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Marked(usize),
[INFO] [stdout]    |     ------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Marked(usize),
[INFO] [stdout] 11 +     Marked(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> day06/src/main.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn descendants(&self, mut days: usize) -> usize {
[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: unused import: `std::collections::*`
[INFO] [stdout]  --> day10/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::*;
[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: `std::str::FromStr`
[INFO] [stdout]  --> day10/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]    --> day10/src/main.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |     use crate::{solve_1, solve_2};
[INFO] [stdout]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> day08/src/main.rs:365:14
[INFO] [stdout]     |
[INFO] [stdout] 365 |         for (i, pattern) in raw_patterns.split_whitespace().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> day08/src/main.rs:370:14
[INFO] [stdout]     |
[INFO] [stdout] 370 |         for (i, output) in raw_outputs.split_whitespace().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day07 v0.1.0 (/opt/rustwide/workdir/day07)
[INFO] [stderr]    Compiling day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> day07/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[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 imports: `solve_1` and `solve_2`
[INFO] [stdout]   --> day07/src/main.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |     use crate::{solve_1, solve_2};
[INFO] [stdout]    |                 ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_abs_diff` has been stable since 1.60.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> day07/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_abs_diff)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling util v0.1.0 (/opt/rustwide/workdir/util)
[INFO] [stdout] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stdout]   --> day02/src/main.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |     use crate::{solve_1, solve_2};
[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 variable: `input`
[INFO] [stdout]   --> day02/src/main.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn solve_2(input: &[usize]) -> usize {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_2` is never used
[INFO] [stdout]   --> day02/src/main.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn solve_2(input: &[usize]) -> usize {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "4362addcb4a9cd340593a6fbd24f3067c945c1fcfa66aad33e4a0200a0b9099c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4362addcb4a9cd340593a6fbd24f3067c945c1fcfa66aad33e4a0200a0b9099c", kill_on_drop: false }`
[INFO] [stdout] 4362addcb4a9cd340593a6fbd24f3067c945c1fcfa66aad33e4a0200a0b9099c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75363b51d4dd0fbeca10d8a505dd9e8b7c3f91d00a66376d40024cde2df7c475
[INFO] running `Command { std: "docker" "start" "-a" "75363b51d4dd0fbeca10d8a505dd9e8b7c3f91d00a66376d40024cde2df7c475", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `std::collections::*`
[INFO] [stderr]  --> day16/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day16/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day16/src/main.rs:190:17
[INFO] [stderr]     |
[INFO] [stderr] 190 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> day16/src/main.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn read_bits(mut n: usize, bytes: &mut impl Iterator<Item = u8>, buffer: &mut usize, buffer_len: &mut usize) -> usize {
[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: `day16` (bin "day16" test) generated 4 warnings (run `cargo fix --bin "day16" -p day16 --tests` to apply 4 suggestions)
[INFO] [stderr] warning: unused import: `std::collections::*`
[INFO] [stderr]  --> day15/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day15/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day15/src/main.rs:175:17
[INFO] [stderr]     |
[INFO] [stderr] 175 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> day15/src/main.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 140 |         let mut new_grid = increment_grid(&grid);
[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: unused variable: `row_len`
[INFO] [stderr]    --> day15/src/main.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |     let row_len = grid[0].len();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_len`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day09/src/main.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::*`
[INFO] [stderr]  --> day10/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day10/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day10/src/main.rs:187:17
[INFO] [stderr]     |
[INFO] [stderr] 187 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day14/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day14/src/main.rs:105:17
[INFO] [stderr]     |
[INFO] [stderr] 105 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day13/src/main.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> day13/src/main.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Dot {
[INFO] [stderr]    | -------- associated function in this implementation
[INFO] [stderr] 12 |     fn new(x: usize, y: usize) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day03/src/main.rs:170:17
[INFO] [stderr]     |
[INFO] [stderr] 170 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]   --> day05/src/main.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |     use crate::{solve_1, solve_2};
[INFO] [stderr]    |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day15` (bin "day15" test) generated 5 warnings (run `cargo fix --bin "day15" -p day15 --tests` to apply 5 suggestions)
[INFO] [stderr] warning: `day09` (bin "day09" test) generated 1 warning (run `cargo fix --bin "day09" -p day09 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day10` (bin "day10" test) generated 3 warnings (run `cargo fix --bin "day10" -p day10 --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `day14` (bin "day14" test) generated 2 warnings (run `cargo fix --bin "day14" -p day14 --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `day13` (bin "day13" test) generated 2 warnings (run `cargo fix --bin "day13" -p day13 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day03` (bin "day03" test) generated 1 warning (run `cargo fix --bin "day03" -p day03 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day05` (bin "day05" test) generated 1 warning (run `cargo fix --bin "day05" -p day05 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day08/src/main.rs:403:17
[INFO] [stderr]     |
[INFO] [stderr] 403 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> day08/src/main.rs:365:14
[INFO] [stderr]     |
[INFO] [stderr] 365 |         for (i, pattern) in raw_patterns.split_whitespace().enumerate() {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> day08/src/main.rs:370:14
[INFO] [stderr]     |
[INFO] [stderr] 370 |         for (i, output) in raw_outputs.split_whitespace().enumerate() {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day06/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]   --> day06/src/main.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |     use crate::{solve_1, solve_2};
[INFO] [stderr]    |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> day06/src/main.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn descendants(&self, mut days: usize) -> usize {
[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: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day12/src/main.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::*`
[INFO] [stderr]  --> day17/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day17/src/main.rs:102:17
[INFO] [stderr]     |
[INFO] [stderr] 102 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::*`
[INFO] [stderr]  --> day11/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day11/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day11/src/main.rs:201:17
[INFO] [stderr]     |
[INFO] [stderr] 201 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]   --> day02/src/main.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |     use crate::{solve_1, solve_2};
[INFO] [stderr]    |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> day02/src/main.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn solve_2(input: &[usize]) -> usize {
[INFO] [stderr]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `solve_2` is never used
[INFO] [stderr]   --> day02/src/main.rs:68:4
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn solve_2(input: &[usize]) -> usize {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day07/src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]   --> day07/src/main.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |     use crate::{solve_1, solve_2};
[INFO] [stderr]    |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `int_abs_diff` has been stable since 1.60.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> day07/src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(int_abs_diff)]
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day08` (bin "day08" test) generated 3 warnings (run `cargo fix --bin "day08" -p day08 --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `day06` (bin "day06" test) generated 3 warnings (run `cargo fix --bin "day06" -p day06 --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `day12` (bin "day12" test) generated 1 warning (run `cargo fix --bin "day12" -p day12 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day17` (bin "day17" test) generated 2 warnings (run `cargo fix --bin "day17" -p day17 --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `day11` (bin "day11" test) generated 3 warnings (run `cargo fix --bin "day11" -p day11 --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `day02` (bin "day02" test) generated 3 warnings (run `cargo fix --bin "day02" -p day02 --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `day07` (bin "day07" test) generated 3 warnings (run `cargo fix --bin "day07" -p day07 --tests` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> day04/src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day04/src/main.rs:217:17
[INFO] [stderr]     |
[INFO] [stderr] 217 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> day04/src/main.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Marked(usize),
[INFO] [stderr]    |     ------ ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 11 -     Marked(usize),
[INFO] [stderr] 11 +     Marked(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `solve_1` and `solve_2`
[INFO] [stderr]    --> day18/src/main.rs:253:17
[INFO] [stderr]     |
[INFO] [stderr] 253 |     use crate::{solve_1, solve_2};
[INFO] [stderr]     |                 ^^^^^^^  ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `number`
[INFO] [stderr]   --> day18/src/main.rs:71:26
[INFO] [stderr]    |
[INFO] [stderr] 71 |             Self::Number(number) => None,
[INFO] [stderr]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> day18/src/main.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let mut char_indices = s.char_indices();
[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: `day04` (bin "day04" test) generated 3 warnings (run `cargo fix --bin "day04" -p day04 --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `day18` (bin "day18" test) generated 3 warnings (run `cargo fix --bin "day18" -p day18 --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day01-4a6fd8242da976f4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `-p day01 --bin day01`
[INFO] [stdout] test tests::example_2 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::example_2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::example_2' (18) panicked at day01/src/main.rs:87:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 5
[INFO] [stdout]  right: 7
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e9b2659222 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55e9b2659222 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55e9b2659222 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x55e9b2659222 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x55e9b266906f - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x55e9b266906f - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x55e9b2626bc3 - std::io::default_write_fmt::haffd49d96f1984a8
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55e9b2626bc3 - std::io::Write::write_fmt::h027871c57cf57c01
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x55e9b2632a92 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x55e9b263756f - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x55e9b2637401 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x55e9b25fa5ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x55e9b25fa5ce - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55e9b2637b7f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x55e9b2637b7f - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x55e9b26379da - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x55e9b2632bc9 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x55e9b261b4bd - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x55e9b2670820 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x55e9b26706c3 - core::panicking::assert_failed_inner::hdcc703ae7c807131
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x55e9b2670507 - core::panicking::assert_failed::h2b7417b7ba2b3e97
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x55e9b25d98b0 - day01::tests::example_2::h057871c842c9a32c
[INFO] [stdout]                                at /opt/rustwide/workdir/day01/src/main.rs:87:9
[INFO] [stdout]   22:     0x55e9b25d98d7 - day01::tests::example_2::{{closure}}::h8abb283478390532
[INFO] [stdout]                                at /opt/rustwide/workdir/day01/src/main.rs:73:19
[INFO] [stdout]   23:     0x55e9b25d8c46 - core::ops::function::FnOnce::call_once::h7300f3e2901560ab
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55e9b25fa3ab - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55e9b25fa3ab - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x55e9b260e42d - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x55e9b260e42d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x55e9b260e42d - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x55e9b260e42d - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x55e9b260e42d - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x55e9b260e42d - test::run_test_in_process::ha5b55801407ea100
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x55e9b260e42d - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x55e9b25e7944 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x55e9b25e7944 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x55e9b25eb27a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x55e9b25eb27a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x55e9b25eb27a - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x55e9b25eb27a - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x55e9b25eb27a - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x55e9b25eb27a - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x55e9b25eb27a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55e9b262dfcf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x55e9b262dfcf - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7443c6d24aa4 - <unknown>
[INFO] [stdout]   45:     0x7443c6db1a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::example_2
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75363b51d4dd0fbeca10d8a505dd9e8b7c3f91d00a66376d40024cde2df7c475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75363b51d4dd0fbeca10d8a505dd9e8b7c3f91d00a66376d40024cde2df7c475", kill_on_drop: false }`
[INFO] [stdout] 75363b51d4dd0fbeca10d8a505dd9e8b7c3f91d00a66376d40024cde2df7c475
