Dec 18 05:41:57.354 INFO checking Riuchando/adventofcode2018 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 05:41:57.354 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Riuchando/adventofcode2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:41:57.780 INFO [stdout] 67f02c5e683e8fe8a417fbae87af8ab4d1c9ba4b2b6eb93934eda75dde5c4b94
Dec 18 05:41:57.780 INFO running `"docker" "start" "-a" "67f02c5e683e8fe8a417fbae87af8ab4d1c9ba4b2b6eb93934eda75dde5c4b94"`
Dec 18 05:41:59.177 INFO [stderr]     Checking adventofcode2018 v0.1.0 (/opt/crater/workdir)
Dec 18 05:41:59.677 INFO [stderr] warning: unused import: `std::collections::HashSet`
Dec 18 05:41:59.677 INFO [stderr]   --> src/main.rs:11:5
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr] 11 | use std::collections::HashSet;
Dec 18 05:41:59.677 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 18 05:41:59.677 INFO [stderr]   --> src/main.rs:12:5
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr] 12 | use std::hash::Hash;
Dec 18 05:41:59.677 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 18 05:41:59.677 INFO [stderr]  --> src/day4.rs:2:5
Dec 18 05:41:59.677 INFO [stderr]   |
Dec 18 05:41:59.677 INFO [stderr] 2 | use itertools::Itertools;
Dec 18 05:41:59.677 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 18 05:41:59.677 INFO [stderr]  --> src/day4.rs:3:5
Dec 18 05:41:59.677 INFO [stderr]   |
Dec 18 05:41:59.677 INFO [stderr] 3 | use std::cmp::Ordering;
Dec 18 05:41:59.677 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 18 05:41:59.677 INFO [stderr]  --> src/day5.rs:1:5
Dec 18 05:41:59.677 INFO [stderr]   |
Dec 18 05:41:59.677 INFO [stderr] 1 | use chrono::prelude::*;
Dec 18 05:41:59.677 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 18 05:41:59.677 INFO [stderr]  --> src/day5.rs:2:5
Dec 18 05:41:59.677 INFO [stderr]   |
Dec 18 05:41:59.677 INFO [stderr] 2 | use itertools::Itertools;
Dec 18 05:41:59.677 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 18 05:41:59.677 INFO [stderr]  --> src/day5.rs:3:5
Dec 18 05:41:59.677 INFO [stderr]   |
Dec 18 05:41:59.677 INFO [stderr] 3 | use std::cmp::Ordering;
Dec 18 05:41:59.677 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 05:41:59.677 INFO [stderr]   --> src/day5.rs:56:27
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr] 56 |                   } else if (ascii_int as u8 as char == character.to_ascii_uppercase()
Dec 18 05:41:59.677 INFO [stderr]    |  ___________________________^
Dec 18 05:41:59.677 INFO [stderr] 57 | |                     || ascii_int as u8 as char == character.to_ascii_lowercase())
Dec 18 05:41:59.677 INFO [stderr]    | |_________________________________________________________________________________^
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 05:41:59.677 INFO [stderr] help: remove these parentheses
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr] 56 |                 } else if ascii_int as u8 as char == character.to_ascii_uppercase()
Dec 18 05:41:59.677 INFO [stderr] 57 |                     || ascii_int as u8 as char == character.to_ascii_lowercase()
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr] 
Dec 18 05:41:59.677 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 05:41:59.677 INFO [stderr]   --> src/day5.rs:60:27
Dec 18 05:41:59.677 INFO [stderr]    |
Dec 18 05:41:59.677 INFO [stderr] 60 |                   } else if (match left_vec.last() {
Dec 18 05:41:59.677 INFO [stderr]    |  ___________________________^
Dec 18 05:41:59.677 INFO [stderr] 61 | |                     Some(x) => {
Dec 18 05:41:59.677 INFO [stderr] 62 | |                         (x.is_ascii_uppercase()
Dec 18 05:41:59.677 INFO [stderr] 63 | |                             && character.is_ascii_lowercase()
Dec 18 05:41:59.677 INFO [stderr] ...  |
Dec 18 05:41:59.678 INFO [stderr] 69 | |                     None => false,
Dec 18 05:41:59.678 INFO [stderr] 70 | |                 }) {
Dec 18 05:41:59.678 INFO [stderr]    | |__________________^
Dec 18 05:41:59.678 INFO [stderr] help: remove these parentheses
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 60 |                 } else if match left_vec.last() {
Dec 18 05:41:59.678 INFO [stderr] 61 |                     Some(x) => {
Dec 18 05:41:59.678 INFO [stderr] 62 |                         (x.is_ascii_uppercase()
Dec 18 05:41:59.678 INFO [stderr] 63 |                             && character.is_ascii_lowercase()
Dec 18 05:41:59.678 INFO [stderr] 64 |                             && character.to_ascii_uppercase() == *x
Dec 18 05:41:59.678 INFO [stderr] 65 |                             || (left_vec.last().unwrap().is_ascii_lowercase()
Dec 18 05:41:59.678 INFO [stderr]  ...
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 18 05:41:59.678 INFO [stderr]  --> src/day6.rs:1:5
Dec 18 05:41:59.678 INFO [stderr]   |
Dec 18 05:41:59.678 INFO [stderr] 1 | use chrono::prelude::*;
Dec 18 05:41:59.678 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 18 05:41:59.678 INFO [stderr]  --> src/day6.rs:3:5
Dec 18 05:41:59.678 INFO [stderr]   |
Dec 18 05:41:59.678 INFO [stderr] 3 | use std::cmp::Ordering;
Dec 18 05:41:59.678 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `petgraph::EdgeType`
Dec 18 05:41:59.678 INFO [stderr]  --> src/day7.rs:3:5
Dec 18 05:41:59.678 INFO [stderr]   |
Dec 18 05:41:59.678 INFO [stderr] 3 | use petgraph::EdgeType;
Dec 18 05:41:59.678 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused imports: `dominators`, `has_path_connecting`, `is_cyclic_undirected`, `is_isomorphic_matching`, `min_spanning_tree`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:14:5
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 14 |     dominators, has_path_connecting, is_cyclic_undirected, is_isomorphic_matching,
Dec 18 05:41:59.678 INFO [stderr]    |     ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 15 |     min_spanning_tree,
Dec 18 05:41:59.678 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `petgraph::graph::node_index as n`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:18:5
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 18 | use petgraph::graph::node_index as n;
Dec 18 05:41:59.678 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused imports: `DfsSpace`, `astar`, `dijkstra`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:21:22
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 21 | use petgraph::algo::{astar, dijkstra, DfsSpace};
Dec 18 05:41:59.678 INFO [stderr]    |                      ^^^^^  ^^^^^^^^  ^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused imports: `IntoNodeIdentifiers`, `NodeFiltered`, `Reversed`, `Topo`, `VisitMap`, `Walker`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:23:20
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 23 |     IntoNeighbors, IntoNodeIdentifiers, NodeFiltered, Reversed, Topo, VisitMap, Walker,
Dec 18 05:41:59.678 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^  ^^^^  ^^^^^^^^  ^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `petgraph::dot::Dot`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:26:5
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 26 | use petgraph::dot::Dot;
Dec 18 05:41:59.678 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `std::collections::HashSet`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:28:5
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 28 | use std::collections::HashSet;
Dec 18 05:41:59.678 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:29:5
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 29 | use std::hash::Hash;
Dec 18 05:41:59.678 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.678 INFO [stderr] warning: unused import: `petgraph::prelude::*`
Dec 18 05:41:59.678 INFO [stderr]   --> src/day7.rs:31:5
Dec 18 05:41:59.678 INFO [stderr]    |
Dec 18 05:41:59.678 INFO [stderr] 31 | use petgraph::prelude::*;
Dec 18 05:41:59.678 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.678 INFO [stderr] 
Dec 18 05:41:59.860 INFO [stderr] warning: unused import: `std::collections::HashSet`
Dec 18 05:41:59.860 INFO [stderr]   --> src/main.rs:11:5
Dec 18 05:41:59.860 INFO [stderr]    |
Dec 18 05:41:59.860 INFO [stderr] 11 | use std::collections::HashSet;
Dec 18 05:41:59.860 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.860 INFO [stderr]    |
Dec 18 05:41:59.860 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 05:41:59.860 INFO [stderr] 
Dec 18 05:41:59.860 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 18 05:41:59.860 INFO [stderr]   --> src/main.rs:12:5
Dec 18 05:41:59.860 INFO [stderr]    |
Dec 18 05:41:59.860 INFO [stderr] 12 | use std::hash::Hash;
Dec 18 05:41:59.860 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 05:41:59.861 INFO [stderr] 
Dec 18 05:41:59.861 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 18 05:41:59.861 INFO [stderr]  --> src/day4.rs:2:5
Dec 18 05:41:59.861 INFO [stderr]   |
Dec 18 05:41:59.861 INFO [stderr] 2 | use itertools::Itertools;
Dec 18 05:41:59.861 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.861 INFO [stderr] 
Dec 18 05:41:59.861 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 18 05:41:59.861 INFO [stderr]  --> src/day4.rs:3:5
Dec 18 05:41:59.861 INFO [stderr]   |
Dec 18 05:41:59.861 INFO [stderr] 3 | use std::cmp::Ordering;
Dec 18 05:41:59.861 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.861 INFO [stderr] 
Dec 18 05:41:59.861 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 18 05:41:59.861 INFO [stderr]  --> src/day5.rs:1:5
Dec 18 05:41:59.861 INFO [stderr]   |
Dec 18 05:41:59.861 INFO [stderr] 1 | use chrono::prelude::*;
Dec 18 05:41:59.861 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.861 INFO [stderr] 
Dec 18 05:41:59.861 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 18 05:41:59.861 INFO [stderr]  --> src/day5.rs:2:5
Dec 18 05:41:59.861 INFO [stderr]   |
Dec 18 05:41:59.861 INFO [stderr] 2 | use itertools::Itertools;
Dec 18 05:41:59.861 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.861 INFO [stderr] 
Dec 18 05:41:59.861 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 18 05:41:59.861 INFO [stderr]  --> src/day5.rs:3:5
Dec 18 05:41:59.861 INFO [stderr]   |
Dec 18 05:41:59.861 INFO [stderr] 3 | use std::cmp::Ordering;
Dec 18 05:41:59.861 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.861 INFO [stderr] 
Dec 18 05:41:59.861 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 05:41:59.861 INFO [stderr]   --> src/day5.rs:56:27
Dec 18 05:41:59.861 INFO [stderr]    |
Dec 18 05:41:59.861 INFO [stderr] 56 |                   } else if (ascii_int as u8 as char == character.to_ascii_uppercase()
Dec 18 05:41:59.862 INFO [stderr]    |  ___________________________^
Dec 18 05:41:59.862 INFO [stderr] 57 | |                     || ascii_int as u8 as char == character.to_ascii_lowercase())
Dec 18 05:41:59.862 INFO [stderr]    | |_________________________________________________________________________________^
Dec 18 05:41:59.862 INFO [stderr]    |
Dec 18 05:41:59.862 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 05:41:59.862 INFO [stderr] help: remove these parentheses
Dec 18 05:41:59.862 INFO [stderr]    |
Dec 18 05:41:59.862 INFO [stderr] 56 |                 } else if ascii_int as u8 as char == character.to_ascii_uppercase()
Dec 18 05:41:59.862 INFO [stderr] 57 |                     || ascii_int as u8 as char == character.to_ascii_lowercase()
Dec 18 05:41:59.862 INFO [stderr]    |
Dec 18 05:41:59.862 INFO [stderr] 
Dec 18 05:41:59.862 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 05:41:59.862 INFO [stderr]   --> src/day5.rs:60:27
Dec 18 05:41:59.862 INFO [stderr]    |
Dec 18 05:41:59.862 INFO [stderr] 60 |                   } else if (match left_vec.last() {
Dec 18 05:41:59.862 INFO [stderr]    |  ___________________________^
Dec 18 05:41:59.862 INFO [stderr] 61 | |                     Some(x) => {
Dec 18 05:41:59.862 INFO [stderr] 62 | |                         (x.is_ascii_uppercase()
Dec 18 05:41:59.862 INFO [stderr] 63 | |                             && character.is_ascii_lowercase()
Dec 18 05:41:59.862 INFO [stderr] ...  |
Dec 18 05:41:59.862 INFO [stderr] 69 | |                     None => false,
Dec 18 05:41:59.862 INFO [stderr] 70 | |                 }) {
Dec 18 05:41:59.862 INFO [stderr]    | |__________________^
Dec 18 05:41:59.868 INFO [stderr] help: remove these parentheses
Dec 18 05:41:59.868 INFO [stderr]    |
Dec 18 05:41:59.868 INFO [stderr] 60 |                 } else if match left_vec.last() {
Dec 18 05:41:59.868 INFO [stderr] 61 |                     Some(x) => {
Dec 18 05:41:59.868 INFO [stderr] 62 |                         (x.is_ascii_uppercase()
Dec 18 05:41:59.868 INFO [stderr] 63 |                             && character.is_ascii_lowercase()
Dec 18 05:41:59.868 INFO [stderr] 64 |                             && character.to_ascii_uppercase() == *x
Dec 18 05:41:59.868 INFO [stderr] 65 |                             || (left_vec.last().unwrap().is_ascii_lowercase()
Dec 18 05:41:59.868 INFO [stderr]  ...
Dec 18 05:41:59.868 INFO [stderr] 
Dec 18 05:41:59.868 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 18 05:41:59.868 INFO [stderr]  --> src/day6.rs:1:5
Dec 18 05:41:59.868 INFO [stderr]   |
Dec 18 05:41:59.869 INFO [stderr] 1 | use chrono::prelude::*;
Dec 18 05:41:59.869 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 18 05:41:59.869 INFO [stderr]  --> src/day6.rs:3:5
Dec 18 05:41:59.869 INFO [stderr]   |
Dec 18 05:41:59.869 INFO [stderr] 3 | use std::cmp::Ordering;
Dec 18 05:41:59.869 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused import: `petgraph::EdgeType`
Dec 18 05:41:59.869 INFO [stderr]  --> src/day7.rs:3:5
Dec 18 05:41:59.869 INFO [stderr]   |
Dec 18 05:41:59.869 INFO [stderr] 3 | use petgraph::EdgeType;
Dec 18 05:41:59.869 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused imports: `dominators`, `has_path_connecting`, `is_cyclic_undirected`, `is_isomorphic_matching`, `min_spanning_tree`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:14:5
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 14 |     dominators, has_path_connecting, is_cyclic_undirected, is_isomorphic_matching,
Dec 18 05:41:59.869 INFO [stderr]    |     ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 15 |     min_spanning_tree,
Dec 18 05:41:59.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused import: `petgraph::graph::node_index as n`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:18:5
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 18 | use petgraph::graph::node_index as n;
Dec 18 05:41:59.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused imports: `DfsSpace`, `astar`, `dijkstra`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:21:22
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 21 | use petgraph::algo::{astar, dijkstra, DfsSpace};
Dec 18 05:41:59.869 INFO [stderr]    |                      ^^^^^  ^^^^^^^^  ^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused imports: `IntoNodeIdentifiers`, `NodeFiltered`, `Reversed`, `Topo`, `VisitMap`, `Walker`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:23:20
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 23 |     IntoNeighbors, IntoNodeIdentifiers, NodeFiltered, Reversed, Topo, VisitMap, Walker,
Dec 18 05:41:59.869 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^  ^^^^  ^^^^^^^^  ^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused import: `petgraph::dot::Dot`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:26:5
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 26 | use petgraph::dot::Dot;
Dec 18 05:41:59.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused import: `std::collections::HashSet`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:28:5
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 28 | use std::collections::HashSet;
Dec 18 05:41:59.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:29:5
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 29 | use std::hash::Hash;
Dec 18 05:41:59.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:41:59.869 INFO [stderr] warning: unused import: `petgraph::prelude::*`
Dec 18 05:41:59.869 INFO [stderr]   --> src/day7.rs:31:5
Dec 18 05:41:59.869 INFO [stderr]    |
Dec 18 05:41:59.869 INFO [stderr] 31 | use petgraph::prelude::*;
Dec 18 05:41:59.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:41:59.869 INFO [stderr] 
Dec 18 05:42:00.208 INFO [stderr] warning: unused import: `petgraph::graph::IndexType`
Dec 18 05:42:00.208 INFO [stderr]   --> src/day7.rs:19:5
Dec 18 05:42:00.208 INFO [stderr]    |
Dec 18 05:42:00.208 INFO [stderr] 19 | use petgraph::graph::IndexType;
Dec 18 05:42:00.208 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.208 INFO [stderr] 
Dec 18 05:42:00.208 INFO [stderr] warning: unused import: `IntoNeighbors`
Dec 18 05:42:00.208 INFO [stderr]   --> src/day7.rs:23:5
Dec 18 05:42:00.208 INFO [stderr]    |
Dec 18 05:42:00.208 INFO [stderr] 23 |     IntoNeighbors, IntoNodeIdentifiers, NodeFiltered, Reversed, Topo, VisitMap, Walker,
Dec 18 05:42:00.208 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 18 05:42:00.208 INFO [stderr] 
Dec 18 05:42:00.232 INFO [stderr] warning: unused import: `petgraph::graph::IndexType`
Dec 18 05:42:00.232 INFO [stderr]   --> src/day7.rs:19:5
Dec 18 05:42:00.232 INFO [stderr]    |
Dec 18 05:42:00.232 INFO [stderr] 19 | use petgraph::graph::IndexType;
Dec 18 05:42:00.232 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.232 INFO [stderr] 
Dec 18 05:42:00.232 INFO [stderr] warning: unused import: `IntoNeighbors`
Dec 18 05:42:00.232 INFO [stderr]   --> src/day7.rs:23:5
Dec 18 05:42:00.232 INFO [stderr]    |
Dec 18 05:42:00.232 INFO [stderr] 23 |     IntoNeighbors, IntoNodeIdentifiers, NodeFiltered, Reversed, Topo, VisitMap, Walker,
Dec 18 05:42:00.232 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 18 05:42:00.232 INFO [stderr] 
Dec 18 05:42:00.237 INFO [stderr] warning: unused variable: `k`
Dec 18 05:42:00.237 INFO [stderr]    --> src/day6.rs:186:42
Dec 18 05:42:00.237 INFO [stderr]     |
Dec 18 05:42:00.237 INFO [stderr] 186 |     Ok(match index_sizes.iter().max_by(|(k, v), (a, b)| v.cmp(a)) {
Dec 18 05:42:00.237 INFO [stderr]     |                                          ^ help: consider using `_k` instead
Dec 18 05:42:00.237 INFO [stderr]     |
Dec 18 05:42:00.237 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 05:42:00.237 INFO [stderr] 
Dec 18 05:42:00.237 INFO [stderr] warning: unused variable: `b`
Dec 18 05:42:00.237 INFO [stderr]    --> src/day6.rs:186:53
Dec 18 05:42:00.237 INFO [stderr]     |
Dec 18 05:42:00.237 INFO [stderr] 186 |     Ok(match index_sizes.iter().max_by(|(k, v), (a, b)| v.cmp(a)) {
Dec 18 05:42:00.237 INFO [stderr]     |                                                     ^ help: consider using `_b` instead
Dec 18 05:42:00.237 INFO [stderr] 
Dec 18 05:42:00.244 INFO [stderr] warning: unused variable: `f`
Dec 18 05:42:00.244 INFO [stderr]    --> src/day7.rs:128:9
Dec 18 05:42:00.244 INFO [stderr]     |
Dec 18 05:42:00.244 INFO [stderr] 128 |     let f = BufReader::new(f);
Dec 18 05:42:00.244 INFO [stderr]     |         ^ help: consider using `_f` instead
Dec 18 05:42:00.244 INFO [stderr] 
Dec 18 05:42:00.261 INFO [stderr] warning: unused variable: `k`
Dec 18 05:42:00.261 INFO [stderr]    --> src/day6.rs:186:42
Dec 18 05:42:00.261 INFO [stderr]     |
Dec 18 05:42:00.261 INFO [stderr] 186 |     Ok(match index_sizes.iter().max_by(|(k, v), (a, b)| v.cmp(a)) {
Dec 18 05:42:00.261 INFO [stderr]     |                                          ^ help: consider using `_k` instead
Dec 18 05:42:00.261 INFO [stderr]     |
Dec 18 05:42:00.261 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 05:42:00.261 INFO [stderr] 
Dec 18 05:42:00.261 INFO [stderr] warning: unused variable: `b`
Dec 18 05:42:00.261 INFO [stderr]    --> src/day6.rs:186:53
Dec 18 05:42:00.261 INFO [stderr]     |
Dec 18 05:42:00.261 INFO [stderr] 186 |     Ok(match index_sizes.iter().max_by(|(k, v), (a, b)| v.cmp(a)) {
Dec 18 05:42:00.261 INFO [stderr]     |                                                     ^ help: consider using `_b` instead
Dec 18 05:42:00.261 INFO [stderr] 
Dec 18 05:42:00.261 INFO [stderr] warning: unused variable: `f`
Dec 18 05:42:00.261 INFO [stderr]    --> src/day7.rs:128:9
Dec 18 05:42:00.261 INFO [stderr]     |
Dec 18 05:42:00.262 INFO [stderr] 128 |     let f = BufReader::new(f);
Dec 18 05:42:00.262 INFO [stderr]     |         ^ help: consider using `_f` instead
Dec 18 05:42:00.262 INFO [stderr] 
Dec 18 05:42:00.425 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:42:00.425 INFO [stderr]   --> src/day6.rs:40:9
Dec 18 05:42:00.426 INFO [stderr]    |
Dec 18 05:42:00.426 INFO [stderr] 40 |     let mut ring = 0;
Dec 18 05:42:00.426 INFO [stderr]    |         ----^^^^
Dec 18 05:42:00.427 INFO [stderr]    |         |
Dec 18 05:42:00.427 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:42:00.427 INFO [stderr]    |
Dec 18 05:42:00.428 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:42:00.428 INFO [stderr] 
Dec 18 05:42:00.454 INFO [stderr] warning: function is never used: `part1_wavefront`
Dec 18 05:42:00.454 INFO [stderr]   --> src/day6.rs:13:1
Dec 18 05:42:00.455 INFO [stderr]    |
Dec 18 05:42:00.455 INFO [stderr] 13 | pub fn part1_wavefront() -> Result<u32, Error> {
Dec 18 05:42:00.455 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.456 INFO [stderr]    |
Dec 18 05:42:00.456 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:42:00.456 INFO [stderr] 
Dec 18 05:42:00.460 INFO [stderr] warning: unused attribute
Dec 18 05:42:00.461 INFO [stderr]  --> src/day7.rs:1:1
Dec 18 05:42:00.461 INFO [stderr]   |
Dec 18 05:42:00.461 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 18 05:42:00.462 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.462 INFO [stderr]   |
Dec 18 05:42:00.462 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 18 05:42:00.463 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:42:00.463 INFO [stderr]   --> src/day6.rs:40:9
Dec 18 05:42:00.463 INFO [stderr]    |
Dec 18 05:42:00.464 INFO [stderr] 40 |     let mut ring = 0;
Dec 18 05:42:00.464 INFO [stderr]    |         ----^^^^
Dec 18 05:42:00.464 INFO [stderr]    |         |
Dec 18 05:42:00.465 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:42:00.465 INFO [stderr]    |
Dec 18 05:42:00.465 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:42:00.465 INFO [stderr] 
Dec 18 05:42:00.466 INFO [stderr] 
Dec 18 05:42:00.466 INFO [stderr] warning: crate-level attribute should be in the root module
Dec 18 05:42:00.466 INFO [stderr]  --> src/day7.rs:1:1
Dec 18 05:42:00.467 INFO [stderr]   |
Dec 18 05:42:00.467 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 18 05:42:00.467 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.467 INFO [stderr] 
Dec 18 05:42:00.523 INFO [stderr] warning: function is never used: `part1_wavefront`
Dec 18 05:42:00.524 INFO [stderr]   --> src/day6.rs:13:1
Dec 18 05:42:00.524 INFO [stderr]    |
Dec 18 05:42:00.524 INFO [stderr] 13 | pub fn part1_wavefront() -> Result<u32, Error> {
Dec 18 05:42:00.524 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.525 INFO [stderr]    |
Dec 18 05:42:00.525 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:42:00.525 INFO [stderr] 
Dec 18 05:42:00.544 INFO [stderr] warning: unused attribute
Dec 18 05:42:00.545 INFO [stderr]  --> src/day7.rs:1:1
Dec 18 05:42:00.545 INFO [stderr]   |
Dec 18 05:42:00.545 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 18 05:42:00.546 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.546 INFO [stderr]   |
Dec 18 05:42:00.546 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 18 05:42:00.547 INFO [stderr] 
Dec 18 05:42:00.547 INFO [stderr] warning: crate-level attribute should be in the root module
Dec 18 05:42:00.547 INFO [stderr]  --> src/day7.rs:1:1
Dec 18 05:42:00.548 INFO [stderr]   |
Dec 18 05:42:00.548 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 18 05:42:00.548 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:42:00.549 INFO [stderr] 
Dec 18 05:42:00.595 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
Dec 18 05:42:01.568 INFO running `"docker" "inspect" "67f02c5e683e8fe8a417fbae87af8ab4d1c9ba4b2b6eb93934eda75dde5c4b94"`
Dec 18 05:42:01.966 INFO running `"docker" "rm" "-f" "67f02c5e683e8fe8a417fbae87af8ab4d1c9ba4b2b6eb93934eda75dde5c4b94"`
Dec 18 05:42:02.281 INFO [stdout] 67f02c5e683e8fe8a417fbae87af8ab4d1c9ba4b2b6eb93934eda75dde5c4b94