[INFO] cloning repository https://github.com/tom-anders/AdventOfCode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tom-anders/AdventOfCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-anders%2FAdventOfCode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-anders%2FAdventOfCode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a82a1486ade775e7ee3cd153573027693fdde668
[INFO] documenting tom-anders/AdventOfCode2021 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-anders%2FAdventOfCode2021" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-anders/AdventOfCode2021 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tom-anders/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/tom-anders/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/tom-anders/AdventOfCode2021 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-anders/AdventOfCode2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5347c96dacea22d254882b7164ce8e642af3b9cffb1e188d8bab8d3681ea3b8b
[INFO] running `Command { std: "docker" "start" "-a" "5347c96dacea22d254882b7164ce8e642af3b9cffb1e188d8bab8d3681ea3b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5347c96dacea22d254882b7164ce8e642af3b9cffb1e188d8bab8d3681ea3b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5347c96dacea22d254882b7164ce8e642af3b9cffb1e188d8bab8d3681ea3b8b", kill_on_drop: false }`
[INFO] [stdout] 5347c96dacea22d254882b7164ce8e642af3b9cffb1e188d8bab8d3681ea3b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0eb4c6d57713ce0e07e013ede17556423e7eb90c2a6aecf317e07220483d045
[INFO] running `Command { std: "docker" "start" "-a" "c0eb4c6d57713ce0e07e013ede17556423e7eb90c2a6aecf317e07220483d045", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]  Documenting utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling priority-queue v1.2.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir/days/day1)
[INFO] [stderr]  Documenting day1 v0.1.0 (/opt/rustwide/workdir/days/day1)
[INFO] [stderr]     Checking indexmap v1.7.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling structmeta-derive v0.1.4
[INFO] [stderr]    Compiling structmeta v0.1.4
[INFO] [stderr]    Compiling parse-display-derive v0.5.3
[INFO] [stderr]     Checking parse-display v0.5.3
[INFO] [stderr]     Checking day10 v0.1.0 (/opt/rustwide/workdir/days/day10)
[INFO] [stderr]     Checking day3 v0.1.0 (/opt/rustwide/workdir/days/day3)
[INFO] [stderr]     Checking day15 v0.1.0 (/opt/rustwide/workdir/days/day15)
[INFO] [stderr]     Checking day14 v0.1.0 (/opt/rustwide/workdir/days/day14)
[INFO] [stderr]     Checking day9 v0.1.0 (/opt/rustwide/workdir/days/day9)
[INFO] [stderr]     Checking day24 v0.1.0 (/opt/rustwide/workdir/days/day24)
[INFO] [stderr]     Checking day20 v0.1.0 (/opt/rustwide/workdir/days/day20)
[INFO] [stderr]     Checking day6 v0.1.0 (/opt/rustwide/workdir/days/day6)
[INFO] [stderr]     Checking day18 v0.1.0 (/opt/rustwide/workdir/days/day18)
[INFO] [stderr]     Checking day19 v0.1.0 (/opt/rustwide/workdir/days/day19)
[INFO] [stderr]     Checking day12 v0.1.0 (/opt/rustwide/workdir/days/day12)
[INFO] [stderr]     Checking day8 v0.1.0 (/opt/rustwide/workdir/days/day8)
[INFO] [stderr]     Checking day17 v0.1.0 (/opt/rustwide/workdir/days/day17)
[INFO] [stderr]     Checking day7 v0.1.0 (/opt/rustwide/workdir/days/day7)
[INFO] [stderr]     Checking day5 v0.1.0 (/opt/rustwide/workdir/days/day5)
[INFO] [stderr]     Checking day25 v0.1.0 (/opt/rustwide/workdir/days/day25)
[INFO] [stderr]     Checking day21 v0.1.0 (/opt/rustwide/workdir/days/day21)
[INFO] [stderr]     Checking day4 v0.1.0 (/opt/rustwide/workdir/days/day4)
[INFO] [stderr]     Checking day23 v0.1.0 (/opt/rustwide/workdir/days/day23)
[INFO] [stderr]     Checking day22 v0.1.0 (/opt/rustwide/workdir/days/day22)
[INFO] [stderr]     Checking day11 v0.1.0 (/opt/rustwide/workdir/days/day11)
[INFO] [stderr]     Checking day2 v0.1.0 (/opt/rustwide/workdir/days/day2)
[INFO] [stderr]     Checking day16 v0.1.0 (/opt/rustwide/workdir/days/day16)
[INFO] [stderr]     Checking day13 v0.1.0 (/opt/rustwide/workdir/days/day13)
[INFO] [stderr]  Documenting day18 v0.1.0 (/opt/rustwide/workdir/days/day18)
[INFO] [stderr]  Documenting day21 v0.1.0 (/opt/rustwide/workdir/days/day21)
[INFO] [stderr]  Documenting day16 v0.1.0 (/opt/rustwide/workdir/days/day16)
[INFO] [stderr]  Documenting day19 v0.1.0 (/opt/rustwide/workdir/days/day19)
[INFO] [stderr]  Documenting day2 v0.1.0 (/opt/rustwide/workdir/days/day2)
[INFO] [stderr]  Documenting day10 v0.1.0 (/opt/rustwide/workdir/days/day10)
[INFO] [stderr]  Documenting day11 v0.1.0 (/opt/rustwide/workdir/days/day11)
[INFO] [stderr]  Documenting day9 v0.1.0 (/opt/rustwide/workdir/days/day9)
[INFO] [stderr]  Documenting day6 v0.1.0 (/opt/rustwide/workdir/days/day6)
[INFO] [stderr]  Documenting day22 v0.1.0 (/opt/rustwide/workdir/days/day22)
[INFO] [stderr]  Documenting day23 v0.1.0 (/opt/rustwide/workdir/days/day23)
[INFO] [stderr]  Documenting day14 v0.1.0 (/opt/rustwide/workdir/days/day14)
[INFO] [stderr]  Documenting day13 v0.1.0 (/opt/rustwide/workdir/days/day13)
[INFO] [stderr]  Documenting day25 v0.1.0 (/opt/rustwide/workdir/days/day25)
[INFO] [stderr]  Documenting day8 v0.1.0 (/opt/rustwide/workdir/days/day8)
[INFO] [stderr]  Documenting day5 v0.1.0 (/opt/rustwide/workdir/days/day5)
[INFO] [stderr]  Documenting day24 v0.1.0 (/opt/rustwide/workdir/days/day24)
[INFO] [stderr]  Documenting day7 v0.1.0 (/opt/rustwide/workdir/days/day7)
[INFO] [stderr]  Documenting day15 v0.1.0 (/opt/rustwide/workdir/days/day15)
[INFO] [stderr]  Documenting day17 v0.1.0 (/opt/rustwide/workdir/days/day17)
[INFO] [stderr]  Documenting day12 v0.1.0 (/opt/rustwide/workdir/days/day12)
[INFO] [stderr]  Documenting day4 v0.1.0 (/opt/rustwide/workdir/days/day4)
[INFO] [stderr]  Documenting day3 v0.1.0 (/opt/rustwide/workdir/days/day3)
[INFO] [stderr]  Documenting day20 v0.1.0 (/opt/rustwide/workdir/days/day20)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> days/day12/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve(input: Input) -> Solution {
[INFO] [stdout]   |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> days/day22/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve(input: Input) -> Solution {
[INFO] [stdout]   |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> days/day24/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve(input: Input) -> Solution {
[INFO] [stdout]   |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> days/day23/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve(input: Input) -> Solution {
[INFO] [stdout]   |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> days/day25/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve(input: Input) -> Solution {
[INFO] [stdout]   |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> days/day18/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve(input: Input) -> Solution {
[INFO] [stdout]   |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> days/day19/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve(input: Input) -> Solution {
[INFO] [stdout]   |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `oxygen` is never read
[INFO] [stdout]   --> days/day3/src/lib.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut oxygen = 0;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `co2` is never read
[INFO] [stdout]   --> days/day3/src/lib.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut co2 = 0;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]   --> days/day15/src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rows`
[INFO] [stdout]   --> days/day20/src/lib.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let rows = grid.len();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eight`
[INFO] [stdout]   --> days/day8/src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let eight = patterns.iter().find(|s| s.len() == 7).unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_eight`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]    --> days/day14/src/lib.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |     for step in 0..10 {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]    --> days/day14/src/lib.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     for step in 0..30 {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_low_point`
[INFO] [stdout]   --> days/day9/src/lib.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn find_low_point(&self, index: usize) -> Option<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> days/day11/src/lib.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     for i in 0..100 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> days/day11/src/lib.rs:48:31
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     .filter(|(i, x)| **x > 9)
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]   --> days/day11/src/lib.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn print(&self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr] error: could not document `day7`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day7 days/day7/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=94e7d28ca2460ce4 -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `day2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day2 days/day2/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c5a5a6151433dc9f -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-fbc1bc8e1ec64cd4.rmeta --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day11 days/day11/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=df699aff56065ff1 -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day13`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day13 days/day13/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4dd2be91d890611b -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day21`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day21 days/day21/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ca7dec5afbf09e33 -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day10`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day10 days/day10/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d4a0cd0329e99ce9 -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day17`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day17 days/day17/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9e6e4c322ec9eae9 -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day8`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day8 days/day8/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=50441ac59e1f55ba -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day14 days/day14/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=da2bc450a0a69724 -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day16`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day16 days/day16/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e0aed20f7955571e -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day6`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day6 days/day6/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3b7aefbd72e3923d -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day25`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day25 days/day25/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2a4d2432c5dcf624 -L dependency=/opt/rustwide/target/debug/deps --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day4 days/day4/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6333afc4e79fc487 -L dependency=/opt/rustwide/target/debug/deps --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-78f9e18488c10963.rmeta --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-9cf374b2a7cd289c.rmeta --extern utils=/opt/rustwide/target/debug/deps/libutils-a9686f011396a1eb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c0eb4c6d57713ce0e07e013ede17556423e7eb90c2a6aecf317e07220483d045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0eb4c6d57713ce0e07e013ede17556423e7eb90c2a6aecf317e07220483d045", kill_on_drop: false }`
[INFO] [stdout] c0eb4c6d57713ce0e07e013ede17556423e7eb90c2a6aecf317e07220483d045