[INFO] cloning repository https://github.com/nfagerlund/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nfagerlund/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfagerlund%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfagerlund%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de2874fc7314e1797a8f627cbb3272d759098ce9
[INFO] testing nfagerlund/advent-of-code-2021 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfagerlund%2Fadvent-of-code-2021" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nfagerlund/advent-of-code-2021 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nfagerlund/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/nfagerlund/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/nfagerlund/advent-of-code-2021 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nfagerlund/advent-of-code-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aa1465a44ad12dc71e55ee44a2e57fc61dd8319869dcb3cab133c477c9fd6cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3aa1465a44ad12dc71e55ee44a2e57fc61dd8319869dcb3cab133c477c9fd6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aa1465a44ad12dc71e55ee44a2e57fc61dd8319869dcb3cab133c477c9fd6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa1465a44ad12dc71e55ee44a2e57fc61dd8319869dcb3cab133c477c9fd6cf", kill_on_drop: false }`
[INFO] [stdout] 3aa1465a44ad12dc71e55ee44a2e57fc61dd8319869dcb3cab133c477c9fd6cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d309c6658a0bea9495e24029541ac84aeaf1f60ab6312b10670423196adadff9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d309c6658a0bea9495e24029541ac84aeaf1f60ab6312b10670423196adadff9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.111
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling easycurses v0.13.0
[INFO] [stderr]    Compiling advent21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/day15.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{BinaryHeap, HashSet, HashMap};
[INFO] [stdout]   |                                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `second_r`
[INFO] [stdout]   --> src/bin/dumb_the_sequel.rs:77:51
[INFO] [stdout]    |
[INFO] [stdout] 77 |             if let Snails::Pair(ref second_l, ref second_r) = **r {
[INFO] [stdout]    |                                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/bin/day19.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn part_two(inputs: &str) {}
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/bin/day19.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn part_one(inputs: &str) -> u32 {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Regular`
[INFO] [stdout]   --> src/bin/dumb_the_sequel.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     Regular(u32),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pair`
[INFO] [stdout]   --> src/bin/dumb_the_sequel.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     Pair(Vec<AltSnail>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `encoded_size`
[INFO] [stdout]    --> src/bin/dumb_the_sequel.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     encoded_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_one`
[INFO] [stdout]   --> src/bin/day2.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn part_one(inputs: String) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_duplicate_small_cave`
[INFO] [stdout]   --> src/bin/day12.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn has_duplicate_small_cave(path: &Vec<&str>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/bin/day15.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     start: Tile,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reconstruct_path`
[INFO] [stdout]    --> src/bin/day15.rs:188:8
[INFO] [stdout]     |
[INFO] [stdout] 188 |     fn reconstruct_path(&self) -> (Vec<Tile>, usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/bin/day4.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     height: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `single_comparison`
[INFO] [stdout]  --> src/bin/day1.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn single_comparison() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `multiplied` is never read
[INFO] [stdout]   --> src/bin/day3.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut multiplied = 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: associated function is never used: `add_unreduced`
[INFO] [stdout]    --> src/bin/day18.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn add_unreduced(self, other: Sn) -> Sn {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_one`
[INFO] [stdout]   --> src/bin/day3.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn part_one(inputs: String) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `digit_frequencies`
[INFO] [stdout]    --> src/bin/day3.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn digit_frequencies(inputs: &str) -> Vec<i32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings 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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.42s
[INFO] running `Command { std: "docker" "inspect" "d309c6658a0bea9495e24029541ac84aeaf1f60ab6312b10670423196adadff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d309c6658a0bea9495e24029541ac84aeaf1f60ab6312b10670423196adadff9", kill_on_drop: false }`
[INFO] [stdout] d309c6658a0bea9495e24029541ac84aeaf1f60ab6312b10670423196adadff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 021e00ca9cda7f66a350cd0439ab6258be12c126b896f3a5c6ed75732a9d2bed
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "021e00ca9cda7f66a350cd0439ab6258be12c126b896f3a5c6ed75732a9d2bed", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `second_r`
[INFO] [stdout]   --> src/bin/dumb_the_sequel.rs:77:51
[INFO] [stdout]    |
[INFO] [stdout] 77 |             if let Snails::Pair(ref second_l, ref second_r) = **r {
[INFO] [stdout]    |                                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `encoded_size`
[INFO] [stdout]    --> src/bin/dumb_the_sequel.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     encoded_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_one`
[INFO] [stdout]   --> src/bin/day2.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn part_one(inputs: String) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `single_comparison`
[INFO] [stdout]  --> src/bin/day1.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn single_comparison() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_duplicate_small_cave`
[INFO] [stdout]   --> src/bin/day12.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn has_duplicate_small_cave(path: &Vec<&str>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_unreduced`
[INFO] [stdout]    --> src/bin/day18.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn add_unreduced(self, other: Sn) -> Sn {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/bin/day4.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     height: 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/bin/day19.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn part_two(inputs: &str) {}
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/bin/day19.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn part_one(inputs: &str) -> u32 {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/day15.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{BinaryHeap, HashSet, HashMap};
[INFO] [stdout]   |                                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/bin/day15.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     start: Tile,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reconstruct_path`
[INFO] [stdout]    --> src/bin/day15.rs:188:8
[INFO] [stdout]     |
[INFO] [stdout] 188 |     fn reconstruct_path(&self) -> (Vec<Tile>, usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `multiplied` is never read
[INFO] [stdout]   --> src/bin/day3.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut multiplied = 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: 2 warnings 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.28s
[INFO] running `Command { std: "docker" "inspect" "021e00ca9cda7f66a350cd0439ab6258be12c126b896f3a5c6ed75732a9d2bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021e00ca9cda7f66a350cd0439ab6258be12c126b896f3a5c6ed75732a9d2bed", kill_on_drop: false }`
[INFO] [stdout] 021e00ca9cda7f66a350cd0439ab6258be12c126b896f3a5c6ed75732a9d2bed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48344fc431247ace5d34de40b967cff411e32964c42e1959779d78c45e040ca0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48344fc431247ace5d34de40b967cff411e32964c42e1959779d78c45e040ca0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `multiplied` is never read
[INFO] [stderr]   --> src/bin/day3.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut multiplied = 0;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/bin/day15.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::{BinaryHeap, HashSet, HashMap};
[INFO] [stderr]   |                                    ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start`
[INFO] [stderr]   --> src/bin/day15.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     start: Tile,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reconstruct_path`
[INFO] [stderr]    --> src/bin/day15.rs:188:8
[INFO] [stderr]     |
[INFO] [stderr] 188 |     fn reconstruct_path(&self) -> (Vec<Tile>, usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `single_comparison`
[INFO] [stderr]  --> src/bin/day1.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn single_comparison() {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `second_r`
[INFO] [stderr]   --> src/bin/dumb_the_sequel.rs:77:51
[INFO] [stderr]    |
[INFO] [stderr] 77 |             if let Snails::Pair(ref second_l, ref second_r) = **r {
[INFO] [stderr]    |                                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `encoded_size`
[INFO] [stderr]    --> src/bin/dumb_the_sequel.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     encoded_size: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `advent21` (bin "day3" test) generated 1 warning
[INFO] [stderr] warning: `advent21` (bin "day15" test) generated 3 warnings
[INFO] [stderr] warning: `advent21` (bin "day1" test) generated 1 warning
[INFO] [stderr] warning: `advent21` (bin "dumb_the_sequel" test) generated 2 warnings
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/bin/day4.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     height: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part_one`
[INFO] [stderr]   --> src/bin/day2.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn part_one(inputs: String) {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inputs`
[INFO] [stderr]   --> src/bin/day19.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn part_two(inputs: &str) {}
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inputs`
[INFO] [stderr]   --> src/bin/day19.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn part_one(inputs: &str) -> u32 {
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_unreduced`
[INFO] [stderr]    --> src/bin/day18.rs:216:8
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn add_unreduced(self, other: Sn) -> Sn {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `has_duplicate_small_cave`
[INFO] [stderr]   --> src/bin/day12.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn has_duplicate_small_cave(path: &Vec<&str>) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `advent21` (bin "day4" test) generated 1 warning
[INFO] [stderr] warning: `advent21` (bin "day2" test) generated 1 warning
[INFO] [stderr] warning: `advent21` (bin "day19" test) generated 2 warnings
[INFO] [stderr] warning: `advent21` (bin "day18" test) generated 1 warning
[INFO] [stderr] warning: `advent21` (bin "day12" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent21-26f23f5173d2376e)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent21-2e7ad2eb93ec614d)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day1-23997a442e8933f8)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day10-c84741534d3cfd44)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::no_incomplete_sums ... ok
[INFO] [stdout] test tests::addition_and_completion ... ok
[INFO] [stdout] test tests::summation ... ok
[INFO] [stdout] test tests::window_mgr_basics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::score_some_completion_strings ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day11-920570b1dc2dbf16)
[INFO] [stdout] test tests::example_part_one ... ok
[INFO] [stdout] test tests::example_part_two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::that_iterator_thing ... ok
[INFO] [stderr] Error opening terminal: unknown.
[INFO] [stderr] error: test failed, to rerun pass '--bin day11'
[INFO] running `Command { std: "docker" "inspect" "48344fc431247ace5d34de40b967cff411e32964c42e1959779d78c45e040ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48344fc431247ace5d34de40b967cff411e32964c42e1959779d78c45e040ca0", kill_on_drop: false }`
[INFO] [stdout] 48344fc431247ace5d34de40b967cff411e32964c42e1959779d78c45e040ca0