[INFO] cloning repository https://github.com/luryus/aoc-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luryus/aoc-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2019-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 263e037262d2d07f3c8233e5b0102fbf088d0db0
[INFO] testing luryus/aoc-2019-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2019-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luryus/aoc-2019-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luryus/aoc-2019-rust
[INFO] finished tweaking git repo https://github.com/luryus/aoc-2019-rust
[INFO] tweaked toml for git repo https://github.com/luryus/aoc-2019-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/luryus/aoc-2019-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d67ec36f796e1d5fdbb1ebca0b37f429798b4dc11ff8d8d507236a8589d444f3
[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" "d67ec36f796e1d5fdbb1ebca0b37f429798b4dc11ff8d8d507236a8589d444f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d67ec36f796e1d5fdbb1ebca0b37f429798b4dc11ff8d8d507236a8589d444f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67ec36f796e1d5fdbb1ebca0b37f429798b4dc11ff8d8d507236a8589d444f3", kill_on_drop: false }`
[INFO] [stdout] d67ec36f796e1d5fdbb1ebca0b37f429798b4dc11ff8d8d507236a8589d444f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f9b0a57c619807cccf728fa12432c5784726eb8a39d4da16d3f91156b7c4444
[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" "8f9b0a57c619807cccf728fa12432c5784726eb8a39d4da16d3f91156b7c4444", kill_on_drop: false }`
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling fraction v0.6.2
[INFO] [stderr]    Compiling aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let coord = if (x == 0 || maze[y][x-1] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:209:24
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:224:24
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:286:24
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:299:24
[INFO] [stdout]     |
[INFO] [stdout] 299 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `turn_left`
[INFO] [stdout]   --> src/bin/17.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn turn_left(dir: Dir) -> Dir {
[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 import: `num_integer::lcm`
[INFO] [stdout]  --> src/bin/16.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num_integer::lcm;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/bin/23.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `BinaryHeap`
[INFO] [stdout]  --> src/bin/18.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, BTreeMap, HashMap, VecDeque, HashSet, BinaryHeap};
[INFO] [stdout]   |                                  ^^^^^^^^                              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reverse`
[INFO] [stdout]  --> src/bin/18.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{Ordering, Reverse};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prev`
[INFO] [stdout]    --> src/bin/18.rs:159:57
[INFO] [stdout]     |
[INFO] [stdout] 159 |     while let Some(QueueItem(coords, d, collected_keys, prev)) = queue.pop_front() {
[INFO] [stdout]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_prev`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.45s
[INFO] running `Command { std: "docker" "inspect" "8f9b0a57c619807cccf728fa12432c5784726eb8a39d4da16d3f91156b7c4444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9b0a57c619807cccf728fa12432c5784726eb8a39d4da16d3f91156b7c4444", kill_on_drop: false }`
[INFO] [stdout] 8f9b0a57c619807cccf728fa12432c5784726eb8a39d4da16d3f91156b7c4444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73b886d2fc5c5fcc1bb3e2c14d9fa5a802e62f910e4d4dcc3a3ca6df50b5bcf8
[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" "73b886d2fc5c5fcc1bb3e2c14d9fa5a802e62f910e4d4dcc3a3ca6df50b5bcf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `turn_left`
[INFO] [stdout]   --> src/bin/17.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn turn_left(dir: Dir) -> Dir {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/bin/23.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_integer::lcm`
[INFO] [stdout]  --> src/bin/16.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num_integer::lcm;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `BinaryHeap`
[INFO] [stdout]  --> src/bin/18.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, BTreeMap, HashMap, VecDeque, HashSet, BinaryHeap};
[INFO] [stdout]   |                                  ^^^^^^^^                              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reverse`
[INFO] [stdout]  --> src/bin/18.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{Ordering, Reverse};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prev`
[INFO] [stdout]    --> src/bin/18.rs:159:57
[INFO] [stdout]     |
[INFO] [stdout] 159 |     while let Some(QueueItem(coords, d, collected_keys, prev)) = queue.pop_front() {
[INFO] [stdout]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_prev`
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let coord = if (x == 0 || maze[y][x-1] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:209:24
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:224:24
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:286:24
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:299:24
[INFO] [stdout]     |
[INFO] [stdout] 299 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.66s
[INFO] running `Command { std: "docker" "inspect" "73b886d2fc5c5fcc1bb3e2c14d9fa5a802e62f910e4d4dcc3a3ca6df50b5bcf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b886d2fc5c5fcc1bb3e2c14d9fa5a802e62f910e4d4dcc3a3ca6df50b5bcf8", kill_on_drop: false }`
[INFO] [stdout] 73b886d2fc5c5fcc1bb3e2c14d9fa5a802e62f910e4d4dcc3a3ca6df50b5bcf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 850e56cc4876734dc61c63bcd48105738c2b4c03ca89f226b56adc50851a08e4
[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" "850e56cc4876734dc61c63bcd48105738c2b4c03ca89f226b56adc50851a08e4", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `BTreeMap`, `BinaryHeap`
[INFO] [stderr]  --> src/bin/18.rs:2:34
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{BTreeSet, BTreeMap, HashMap, VecDeque, HashSet, BinaryHeap};
[INFO] [stderr]   |                                  ^^^^^^^^                              ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Reverse`
[INFO] [stderr]  --> src/bin/18.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::{Ordering, Reverse};
[INFO] [stderr]   |                          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prev`
[INFO] [stderr]    --> src/bin/18.rs:159:57
[INFO] [stderr]     |
[INFO] [stderr] 159 |     while let Some(QueueItem(coords, d, collected_keys, prev)) = queue.pop_front() {
[INFO] [stderr]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_prev`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bin/20.rs:179:24
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let coord = if (x == 0 || maze[y][x-1] == None) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bin/20.rs:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bin/20.rs:209:24
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bin/20.rs:224:24
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bin/20.rs:273:24
[INFO] [stderr]     |
[INFO] [stderr] 273 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bin/20.rs:286:24
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bin/20.rs:299:24
[INFO] [stderr]     |
[INFO] [stderr] 299 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeMap`
[INFO] [stderr]  --> src/bin/23.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::{BTreeMap, VecDeque};
[INFO] [stderr]   |                        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `turn_left`
[INFO] [stderr]   --> src/bin/17.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn turn_left(dir: Dir) -> Dir {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num_integer::lcm`
[INFO] [stderr]  --> src/bin/16.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use num_integer::lcm;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/aoc2019-affcb0b7cf59e791
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/01-9bf16e8a33475fd8
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/05-3a27918a39fb605a
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/07-f86e316ace9efcd2
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/10-4703868a4dae1cf3
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/11-e54b28432f915cbd
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/12-e1a1f5b30f30a0cb
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/13-16b20896297b4cfc
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/15-e2a0cba819bd5a44
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/16-594357a217b0b9ae
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/19-e5fe53bd27fee526
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/23-0ebf9d047f8244d7
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[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/24-7bddd9ab43176217
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[INFO] [stdout] test test_adjacent_indices ... ok
[INFO] [stdout] 
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[INFO] [stderr]    Doc-tests aoc2019
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[INFO] running `Command { std: "docker" "inspect" "850e56cc4876734dc61c63bcd48105738c2b4c03ca89f226b56adc50851a08e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "850e56cc4876734dc61c63bcd48105738c2b4c03ca89f226b56adc50851a08e4", kill_on_drop: false }`
[INFO] [stdout] 850e56cc4876734dc61c63bcd48105738c2b4c03ca89f226b56adc50851a08e4