Dec 13 23:40:35.517 INFO testing christopherjmedlin/aoc-2018 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 23:40:35.517 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 23:40:35.762 INFO [stdout] 05d71c66d330d16d9f847885bdfe3c7d5fa313ae522a30f96ceea256279c01ac
Dec 13 23:40:35.770 INFO running `"docker" "start" "-a" "05d71c66d330d16d9f847885bdfe3c7d5fa313ae522a30f96ceea256279c01ac"`
Dec 13 23:40:36.400 INFO [stderr] usermod: no changes
Dec 13 23:40:36.447 INFO [stderr]    Compiling aoc-2018 v0.1.0 (/source)
Dec 13 23:40:37.231 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 23:40:37.231 INFO [stderr]  --> src/daytwo.rs:1:5
Dec 13 23:40:37.231 INFO [stderr]   |
Dec 13 23:40:37.231 INFO [stderr] 1 | use std::collections::HashMap;
Dec 13 23:40:37.231 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:37.231 INFO [stderr]   |
Dec 13 23:40:37.231 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 23:40:37.231 INFO [stderr] 
Dec 13 23:40:37.231 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 13 23:40:37.231 INFO [stderr]  --> src/dayfour.rs:2:5
Dec 13 23:40:37.231 INFO [stderr]   |
Dec 13 23:40:37.231 INFO [stderr] 2 | use chrono::prelude::*;
Dec 13 23:40:37.231 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 23:40:37.231 INFO [stderr] 
Dec 13 23:40:37.231 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 23:40:37.231 INFO [stderr]  --> src/daysix.rs:1:5
Dec 13 23:40:37.231 INFO [stderr]   |
Dec 13 23:40:37.231 INFO [stderr] 1 | use std::collections::HashMap;
Dec 13 23:40:37.231 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:37.231 INFO [stderr] 
Dec 13 23:40:37.231 INFO [stderr] warning: unused import: `BTreeSet`
Dec 13 23:40:37.231 INFO [stderr]  --> src/dayseven.rs:1:24
Dec 13 23:40:37.231 INFO [stderr]   |
Dec 13 23:40:37.231 INFO [stderr] 1 | use std::collections::{BTreeSet, HashMap};
Dec 13 23:40:37.231 INFO [stderr]   |                        ^^^^^^^^
Dec 13 23:40:37.231 INFO [stderr] 
Dec 13 23:40:37.428 INFO [stderr] warning: unused variable: `identical_characters`
Dec 13 23:40:37.428 INFO [stderr]  --> src/daytwo.rs:4:13
Dec 13 23:40:37.428 INFO [stderr]   |
Dec 13 23:40:37.428 INFO [stderr] 4 |     let mut identical_characters = String::new();
Dec 13 23:40:37.429 INFO [stderr]   |             ^^^^^^^^^^^^^^^^^^^^ help: consider using `_identical_characters` instead
Dec 13 23:40:37.429 INFO [stderr]   |
Dec 13 23:40:37.429 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 13 23:40:37.429 INFO [stderr] 
Dec 13 23:40:37.429 INFO [stderr] warning: unused variable: `correct_boxes_found`
Dec 13 23:40:37.429 INFO [stderr]  --> src/daytwo.rs:5:13
Dec 13 23:40:37.429 INFO [stderr]   |
Dec 13 23:40:37.429 INFO [stderr] 5 |     let mut correct_boxes_found = false;
Dec 13 23:40:37.429 INFO [stderr]   |             ^^^^^^^^^^^^^^^^^^^ help: consider using `_correct_boxes_found` instead
Dec 13 23:40:37.429 INFO [stderr] 
Dec 13 23:40:37.429 INFO [stderr] warning: unused variable: `id`
Dec 13 23:40:37.429 INFO [stderr]   --> src/daythree.rs:62:11
Dec 13 23:40:37.429 INFO [stderr]    |
Dec 13 23:40:37.429 INFO [stderr] 62 |     for &(id, x, y, width, height) in tiles.iter() {
Dec 13 23:40:37.429 INFO [stderr]    |           ^^ help: consider using `_id` instead
Dec 13 23:40:37.429 INFO [stderr] 
Dec 13 23:40:37.429 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.429 INFO [stderr]   --> src/dayfive.rs:41:17
Dec 13 23:40:37.429 INFO [stderr]    |
Dec 13 23:40:37.429 INFO [stderr] 41 |         let mut i: usize = 0;
Dec 13 23:40:37.429 INFO [stderr]    |                 ^ help: consider using `_i` instead
Dec 13 23:40:37.429 INFO [stderr] 
Dec 13 23:40:37.429 INFO [stderr] warning: unused variable: `input`
Dec 13 23:40:37.429 INFO [stderr]    --> src/dayseven.rs:133:13
Dec 13 23:40:37.429 INFO [stderr]     |
Dec 13 23:40:37.429 INFO [stderr] 133 | fn part_two(input: &Vec<String>) -> String {
Dec 13 23:40:37.429 INFO [stderr]     |             ^^^^^ help: consider using `_input` instead
Dec 13 23:40:37.429 INFO [stderr] 
Dec 13 23:40:37.429 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.429 INFO [stderr]   --> src/dayeight.rs:12:9
Dec 13 23:40:37.429 INFO [stderr]    |
Dec 13 23:40:37.429 INFO [stderr] 12 |     for i in 0..num_nodes {
Dec 13 23:40:37.429 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:37.429 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.430 INFO [stderr]   --> src/dayeight.rs:18:9
Dec 13 23:40:37.430 INFO [stderr]    |
Dec 13 23:40:37.430 INFO [stderr] 18 |     for i in 0..num_metadata {
Dec 13 23:40:37.430 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `total_metadata`
Dec 13 23:40:37.430 INFO [stderr]   --> src/dayeight.rs:29:13
Dec 13 23:40:37.430 INFO [stderr]    |
Dec 13 23:40:37.430 INFO [stderr] 29 |     let mut total_metadata: u32 = 0;
Dec 13 23:40:37.430 INFO [stderr]    |             ^^^^^^^^^^^^^^ help: consider using `_total_metadata` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `uindex`
Dec 13 23:40:37.430 INFO [stderr]   --> src/dayeight.rs:32:9
Dec 13 23:40:37.430 INFO [stderr]    |
Dec 13 23:40:37.430 INFO [stderr] 32 |     let uindex = *index as u32;
Dec 13 23:40:37.430 INFO [stderr]    |         ^^^^^^ help: consider using `_uindex` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.430 INFO [stderr]   --> src/dayeight.rs:34:9
Dec 13 23:40:37.430 INFO [stderr]    |
Dec 13 23:40:37.430 INFO [stderr] 34 |     for i in 0..num_nodes {
Dec 13 23:40:37.430 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.430 INFO [stderr]   --> src/dayeight.rs:41:9
Dec 13 23:40:37.430 INFO [stderr]    |
Dec 13 23:40:37.430 INFO [stderr] 41 |     for i in 0..num_metadata {
Dec 13 23:40:37.430 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.430 INFO [stderr]    --> src/daynine.rs:102:9
Dec 13 23:40:37.430 INFO [stderr]     |
Dec 13 23:40:37.430 INFO [stderr] 102 |     for i in 0..players {
Dec 13 23:40:37.430 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.430 INFO [stderr]   --> src/daynine.rs:65:17
Dec 13 23:40:37.430 INFO [stderr]    |
Dec 13 23:40:37.430 INFO [stderr] 65 |             for i in 0..num {
Dec 13 23:40:37.430 INFO [stderr]    |                 ^ help: consider using `_i` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.430 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:37.430 INFO [stderr]   --> src/daynine.rs:77:17
Dec 13 23:40:37.430 INFO [stderr]    |
Dec 13 23:40:37.430 INFO [stderr] 77 |             for i in 0..num {
Dec 13 23:40:37.430 INFO [stderr]    |                 ^ help: consider using `_i` instead
Dec 13 23:40:37.430 INFO [stderr] 
Dec 13 23:40:37.440 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:37.440 INFO [stderr]   --> src/main.rs:33:9
Dec 13 23:40:37.440 INFO [stderr]    |
Dec 13 23:40:37.440 INFO [stderr] 33 |     let mut input: Vec<String> = r.lines()
Dec 13 23:40:37.440 INFO [stderr]    |         ----^^^^^
Dec 13 23:40:37.440 INFO [stderr]    |         |
Dec 13 23:40:37.440 INFO [stderr]    |         help: remove this `mut`
Dec 13 23:40:37.440 INFO [stderr]    |
Dec 13 23:40:37.440 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 23:40:37.440 INFO [stderr] 
Dec 13 23:40:37.448 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:37.448 INFO [stderr]  --> src/daytwo.rs:4:9
Dec 13 23:40:37.448 INFO [stderr]   |
Dec 13 23:40:37.448 INFO [stderr] 4 |     let mut identical_characters = String::new();
Dec 13 23:40:37.448 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:37.448 INFO [stderr]   |         |
Dec 13 23:40:37.448 INFO [stderr]   |         help: remove this `mut`
Dec 13 23:40:37.448 INFO [stderr] 
Dec 13 23:40:37.448 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:37.448 INFO [stderr]  --> src/daytwo.rs:5:9
Dec 13 23:40:37.448 INFO [stderr]   |
Dec 13 23:40:37.448 INFO [stderr] 5 |     let mut correct_boxes_found = false;
Dec 13 23:40:37.448 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:37.448 INFO [stderr]   |         |
Dec 13 23:40:37.448 INFO [stderr]   |         help: remove this `mut`
Dec 13 23:40:37.448 INFO [stderr] 
Dec 13 23:40:37.483 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:37.483 INFO [stderr]    --> src/daysix.rs:135:9
Dec 13 23:40:37.483 INFO [stderr]     |
Dec 13 23:40:37.483 INFO [stderr] 135 |     let mut areas = &parse_input(input);
Dec 13 23:40:37.483 INFO [stderr]     |         ----^^^^^
Dec 13 23:40:37.483 INFO [stderr]     |         |
Dec 13 23:40:37.483 INFO [stderr]     |         help: remove this `mut`
Dec 13 23:40:37.483 INFO [stderr] 
Dec 13 23:40:37.496 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:37.496 INFO [stderr]   --> src/dayeight.rs:29:9
Dec 13 23:40:37.496 INFO [stderr]    |
Dec 13 23:40:37.496 INFO [stderr] 29 |     let mut total_metadata: u32 = 0;
Dec 13 23:40:37.496 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Dec 13 23:40:37.496 INFO [stderr]    |         |
Dec 13 23:40:37.496 INFO [stderr]    |         help: remove this `mut`
Dec 13 23:40:37.496 INFO [stderr] 
Dec 13 23:40:37.506 INFO [stderr] warning: field is never used: `secs_left`
Dec 13 23:40:37.506 INFO [stderr]   --> src/dayseven.rs:11:5
Dec 13 23:40:37.506 INFO [stderr]    |
Dec 13 23:40:37.506 INFO [stderr] 11 |     secs_left: u8,
Dec 13 23:40:37.506 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 23:40:37.506 INFO [stderr]    |
Dec 13 23:40:37.506 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 23:40:37.506 INFO [stderr] 
Dec 13 23:40:39.399 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
Dec 13 23:40:39.403 INFO [stderr] su: No module specific data is present
Dec 13 23:40:40.004 INFO running `"docker" "inspect" "05d71c66d330d16d9f847885bdfe3c7d5fa313ae522a30f96ceea256279c01ac"`
Dec 13 23:40:40.254 INFO running `"docker" "rm" "-f" "05d71c66d330d16d9f847885bdfe3c7d5fa313ae522a30f96ceea256279c01ac"`
Dec 13 23:40:40.474 INFO [stdout] 05d71c66d330d16d9f847885bdfe3c7d5fa313ae522a30f96ceea256279c01ac
Dec 13 23:40:40.480 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 23:40:40.894 INFO [stdout] 897861bb810550b736cd5afc5c9b80be80ab5377683637bdf6c74cc5324d730d
Dec 13 23:40:40.904 INFO running `"docker" "start" "-a" "897861bb810550b736cd5afc5c9b80be80ab5377683637bdf6c74cc5324d730d"`
Dec 13 23:40:41.870 INFO [stderr] usermod: no changes
Dec 13 23:40:41.959 INFO [stderr]    Compiling aoc-2018 v0.1.0 (/source)
Dec 13 23:40:43.048 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 23:40:43.048 INFO [stderr]  --> src/daytwo.rs:1:5
Dec 13 23:40:43.048 INFO [stderr]   |
Dec 13 23:40:43.048 INFO [stderr] 1 | use std::collections::HashMap;
Dec 13 23:40:43.048 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:43.048 INFO [stderr]   |
Dec 13 23:40:43.048 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 23:40:43.048 INFO [stderr] 
Dec 13 23:40:43.048 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 13 23:40:43.048 INFO [stderr]  --> src/dayfour.rs:2:5
Dec 13 23:40:43.048 INFO [stderr]   |
Dec 13 23:40:43.048 INFO [stderr] 2 | use chrono::prelude::*;
Dec 13 23:40:43.048 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 23:40:43.048 INFO [stderr] 
Dec 13 23:40:43.048 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 23:40:43.048 INFO [stderr]  --> src/daysix.rs:1:5
Dec 13 23:40:43.048 INFO [stderr]   |
Dec 13 23:40:43.048 INFO [stderr] 1 | use std::collections::HashMap;
Dec 13 23:40:43.048 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:43.048 INFO [stderr] 
Dec 13 23:40:43.048 INFO [stderr] warning: unused import: `BTreeSet`
Dec 13 23:40:43.048 INFO [stderr]  --> src/dayseven.rs:1:24
Dec 13 23:40:43.048 INFO [stderr]   |
Dec 13 23:40:43.048 INFO [stderr] 1 | use std::collections::{BTreeSet, HashMap};
Dec 13 23:40:43.048 INFO [stderr]   |                        ^^^^^^^^
Dec 13 23:40:43.048 INFO [stderr] 
Dec 13 23:40:43.263 INFO [stderr] warning: unused variable: `identical_characters`
Dec 13 23:40:43.263 INFO [stderr]  --> src/daytwo.rs:4:13
Dec 13 23:40:43.263 INFO [stderr]   |
Dec 13 23:40:43.263 INFO [stderr] 4 |     let mut identical_characters = String::new();
Dec 13 23:40:43.263 INFO [stderr]   |             ^^^^^^^^^^^^^^^^^^^^ help: consider using `_identical_characters` instead
Dec 13 23:40:43.263 INFO [stderr]   |
Dec 13 23:40:43.263 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 13 23:40:43.263 INFO [stderr] 
Dec 13 23:40:43.263 INFO [stderr] warning: unused variable: `correct_boxes_found`
Dec 13 23:40:43.263 INFO [stderr]  --> src/daytwo.rs:5:13
Dec 13 23:40:43.263 INFO [stderr]   |
Dec 13 23:40:43.263 INFO [stderr] 5 |     let mut correct_boxes_found = false;
Dec 13 23:40:43.263 INFO [stderr]   |             ^^^^^^^^^^^^^^^^^^^ help: consider using `_correct_boxes_found` instead
Dec 13 23:40:43.263 INFO [stderr] 
Dec 13 23:40:43.267 INFO [stderr] warning: unused variable: `id`
Dec 13 23:40:43.267 INFO [stderr]   --> src/daythree.rs:62:11
Dec 13 23:40:43.267 INFO [stderr]    |
Dec 13 23:40:43.267 INFO [stderr] 62 |     for &(id, x, y, width, height) in tiles.iter() {
Dec 13 23:40:43.267 INFO [stderr]    |           ^^ help: consider using `_id` instead
Dec 13 23:40:43.267 INFO [stderr] 
Dec 13 23:40:43.267 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.267 INFO [stderr]   --> src/dayfive.rs:41:17
Dec 13 23:40:43.267 INFO [stderr]    |
Dec 13 23:40:43.267 INFO [stderr] 41 |         let mut i: usize = 0;
Dec 13 23:40:43.267 INFO [stderr]    |                 ^ help: consider using `_i` instead
Dec 13 23:40:43.267 INFO [stderr] 
Dec 13 23:40:43.267 INFO [stderr] warning: unused variable: `input`
Dec 13 23:40:43.267 INFO [stderr]    --> src/dayseven.rs:133:13
Dec 13 23:40:43.267 INFO [stderr]     |
Dec 13 23:40:43.267 INFO [stderr] 133 | fn part_two(input: &Vec<String>) -> String {
Dec 13 23:40:43.267 INFO [stderr]     |             ^^^^^ help: consider using `_input` instead
Dec 13 23:40:43.267 INFO [stderr] 
Dec 13 23:40:43.267 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.267 INFO [stderr]   --> src/dayeight.rs:12:9
Dec 13 23:40:43.267 INFO [stderr]    |
Dec 13 23:40:43.267 INFO [stderr] 12 |     for i in 0..num_nodes {
Dec 13 23:40:43.267 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:43.267 INFO [stderr] 
Dec 13 23:40:43.267 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.267 INFO [stderr]   --> src/dayeight.rs:18:9
Dec 13 23:40:43.267 INFO [stderr]    |
Dec 13 23:40:43.267 INFO [stderr] 18 |     for i in 0..num_metadata {
Dec 13 23:40:43.267 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:43.267 INFO [stderr] 
Dec 13 23:40:43.267 INFO [stderr] warning: unused variable: `total_metadata`
Dec 13 23:40:43.267 INFO [stderr]   --> src/dayeight.rs:29:13
Dec 13 23:40:43.267 INFO [stderr]    |
Dec 13 23:40:43.267 INFO [stderr] 29 |     let mut total_metadata: u32 = 0;
Dec 13 23:40:43.267 INFO [stderr]    |             ^^^^^^^^^^^^^^ help: consider using `_total_metadata` instead
Dec 13 23:40:43.267 INFO [stderr] 
Dec 13 23:40:43.267 INFO [stderr] warning: unused variable: `uindex`
Dec 13 23:40:43.267 INFO [stderr]   --> src/dayeight.rs:32:9
Dec 13 23:40:43.267 INFO [stderr]    |
Dec 13 23:40:43.267 INFO [stderr] 32 |     let uindex = *index as u32;
Dec 13 23:40:43.267 INFO [stderr]    |         ^^^^^^ help: consider using `_uindex` instead
Dec 13 23:40:43.267 INFO [stderr] 
Dec 13 23:40:43.268 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.268 INFO [stderr]   --> src/dayeight.rs:34:9
Dec 13 23:40:43.268 INFO [stderr]    |
Dec 13 23:40:43.268 INFO [stderr] 34 |     for i in 0..num_nodes {
Dec 13 23:40:43.268 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:43.268 INFO [stderr] 
Dec 13 23:40:43.268 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.268 INFO [stderr]   --> src/dayeight.rs:41:9
Dec 13 23:40:43.268 INFO [stderr]    |
Dec 13 23:40:43.268 INFO [stderr] 41 |     for i in 0..num_metadata {
Dec 13 23:40:43.268 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 13 23:40:43.268 INFO [stderr] 
Dec 13 23:40:43.268 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.268 INFO [stderr]    --> src/daynine.rs:102:9
Dec 13 23:40:43.268 INFO [stderr]     |
Dec 13 23:40:43.268 INFO [stderr] 102 |     for i in 0..players {
Dec 13 23:40:43.268 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 23:40:43.268 INFO [stderr] 
Dec 13 23:40:43.268 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.268 INFO [stderr]   --> src/daynine.rs:65:17
Dec 13 23:40:43.268 INFO [stderr]    |
Dec 13 23:40:43.268 INFO [stderr] 65 |             for i in 0..num {
Dec 13 23:40:43.268 INFO [stderr]    |                 ^ help: consider using `_i` instead
Dec 13 23:40:43.268 INFO [stderr] 
Dec 13 23:40:43.268 INFO [stderr] warning: unused variable: `i`
Dec 13 23:40:43.268 INFO [stderr]   --> src/daynine.rs:77:17
Dec 13 23:40:43.268 INFO [stderr]    |
Dec 13 23:40:43.268 INFO [stderr] 77 |             for i in 0..num {
Dec 13 23:40:43.268 INFO [stderr]    |                 ^ help: consider using `_i` instead
Dec 13 23:40:43.268 INFO [stderr] 
Dec 13 23:40:43.283 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:43.283 INFO [stderr]   --> src/main.rs:33:9
Dec 13 23:40:43.283 INFO [stderr]    |
Dec 13 23:40:43.283 INFO [stderr] 33 |     let mut input: Vec<String> = r.lines()
Dec 13 23:40:43.283 INFO [stderr]    |         ----^^^^^
Dec 13 23:40:43.283 INFO [stderr]    |         |
Dec 13 23:40:43.283 INFO [stderr]    |         help: remove this `mut`
Dec 13 23:40:43.283 INFO [stderr]    |
Dec 13 23:40:43.283 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 23:40:43.283 INFO [stderr] 
Dec 13 23:40:43.287 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:43.287 INFO [stderr]  --> src/daytwo.rs:4:9
Dec 13 23:40:43.287 INFO [stderr]   |
Dec 13 23:40:43.287 INFO [stderr] 4 |     let mut identical_characters = String::new();
Dec 13 23:40:43.287 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:43.287 INFO [stderr]   |         |
Dec 13 23:40:43.287 INFO [stderr]   |         help: remove this `mut`
Dec 13 23:40:43.287 INFO [stderr] 
Dec 13 23:40:43.287 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:43.287 INFO [stderr]  --> src/daytwo.rs:5:9
Dec 13 23:40:43.288 INFO [stderr]   |
Dec 13 23:40:43.288 INFO [stderr] 5 |     let mut correct_boxes_found = false;
Dec 13 23:40:43.288 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^^^^
Dec 13 23:40:43.288 INFO [stderr]   |         |
Dec 13 23:40:43.288 INFO [stderr]   |         help: remove this `mut`
Dec 13 23:40:43.288 INFO [stderr] 
Dec 13 23:40:43.335 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:43.335 INFO [stderr]    --> src/daysix.rs:135:9
Dec 13 23:40:43.335 INFO [stderr]     |
Dec 13 23:40:43.335 INFO [stderr] 135 |     let mut areas = &parse_input(input);
Dec 13 23:40:43.335 INFO [stderr]     |         ----^^^^^
Dec 13 23:40:43.335 INFO [stderr]     |         |
Dec 13 23:40:43.335 INFO [stderr]     |         help: remove this `mut`
Dec 13 23:40:43.335 INFO [stderr] 
Dec 13 23:40:43.340 INFO [stderr] warning: variable does not need to be mutable
Dec 13 23:40:43.340 INFO [stderr]   --> src/dayeight.rs:29:9
Dec 13 23:40:43.340 INFO [stderr]    |
Dec 13 23:40:43.340 INFO [stderr] 29 |     let mut total_metadata: u32 = 0;
Dec 13 23:40:43.340 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Dec 13 23:40:43.340 INFO [stderr]    |         |
Dec 13 23:40:43.340 INFO [stderr]    |         help: remove this `mut`
Dec 13 23:40:43.340 INFO [stderr] 
Dec 13 23:40:43.359 INFO [stderr] warning: field is never used: `secs_left`
Dec 13 23:40:43.359 INFO [stderr]   --> src/dayseven.rs:11:5
Dec 13 23:40:43.359 INFO [stderr]    |
Dec 13 23:40:43.359 INFO [stderr] 11 |     secs_left: u8,
Dec 13 23:40:43.359 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 23:40:43.359 INFO [stderr]    |
Dec 13 23:40:43.359 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 23:40:43.359 INFO [stderr] 
Dec 13 23:40:43.719 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
Dec 13 23:40:43.719 INFO [stderr] su: No module specific data is present
Dec 13 23:40:44.369 INFO running `"docker" "inspect" "897861bb810550b736cd5afc5c9b80be80ab5377683637bdf6c74cc5324d730d"`
Dec 13 23:40:44.576 INFO running `"docker" "rm" "-f" "897861bb810550b736cd5afc5c9b80be80ab5377683637bdf6c74cc5324d730d"`
Dec 13 23:40:44.987 INFO [stdout] 897861bb810550b736cd5afc5c9b80be80ab5377683637bdf6c74cc5324d730d
Dec 13 23:40:44.987 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 23:40:45.491 INFO [stdout] f10ce32086dd9900755c3feacd0e22939d76532ddde140e300a1adbb2b760601
Dec 13 23:40:45.493 INFO running `"docker" "start" "-a" "f10ce32086dd9900755c3feacd0e22939d76532ddde140e300a1adbb2b760601"`
Dec 13 23:40:46.850 INFO [stderr] usermod: no changes
Dec 13 23:40:46.947 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 13 23:40:46.958 INFO [stderr]      Running /target/debug/deps/aoc_2018-e339faf4b4b0a96f
Dec 13 23:40:46.961 INFO [stdout] 
Dec 13 23:40:46.961 INFO [stdout] running 0 tests
Dec 13 23:40:46.961 INFO [stdout] 
Dec 13 23:40:46.961 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 23:40:46.961 INFO [stdout] 
Dec 13 23:40:46.962 INFO [stderr] su: No module specific data is present
Dec 13 23:40:47.713 INFO running `"docker" "inspect" "f10ce32086dd9900755c3feacd0e22939d76532ddde140e300a1adbb2b760601"`
Dec 13 23:40:48.035 INFO running `"docker" "rm" "-f" "f10ce32086dd9900755c3feacd0e22939d76532ddde140e300a1adbb2b760601"`
Dec 13 23:40:48.481 INFO [stdout] f10ce32086dd9900755c3feacd0e22939d76532ddde140e300a1adbb2b760601