Nov 27 20:33:00.571 INFO checking shiver/aoc2017 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 20:33:00.573 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 27 20:33:01.022 INFO [stdout] 655ffb40f05e42d050b61f9db7821fbb13f28a9b9d9baf1531093e9f13d3ac26
Nov 27 20:33:01.036 INFO running `"docker" "start" "-a" "655ffb40f05e42d050b61f9db7821fbb13f28a9b9d9baf1531093e9f13d3ac26"`
Nov 27 20:33:02.404 INFO [stderr] usermod: no changes
Nov 27 20:33:02.460 INFO [stderr]     Checking aoc2017 v0.1.0 (/source)
Nov 27 20:33:02.788 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Nov 27 20:33:02.788 INFO [stderr]  --> src/main.rs:6:5
Nov 27 20:33:02.788 INFO [stderr]   |
Nov 27 20:33:02.788 INFO [stderr] 6 | use std::iter::FromIterator;
Nov 27 20:33:02.788 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:33:02.788 INFO [stderr]   |
Nov 27 20:33:02.788 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 20:33:02.788 INFO [stderr] 
Nov 27 20:33:02.837 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Nov 27 20:33:02.837 INFO [stderr]  --> src/main.rs:6:5
Nov 27 20:33:02.837 INFO [stderr]   |
Nov 27 20:33:02.837 INFO [stderr] 6 | use std::iter::FromIterator;
Nov 27 20:33:02.837 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:33:02.837 INFO [stderr]   |
Nov 27 20:33:02.837 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 20:33:02.837 INFO [stderr] 
Nov 27 20:33:03.020 INFO [stderr] warning: unused variable: `i`
Nov 27 20:33:03.021 INFO [stderr]    --> src/main.rs:169:13
Nov 27 20:33:03.021 INFO [stderr]     |
Nov 27 20:33:03.021 INFO [stderr] 169 |         for i in it {
Nov 27 20:33:03.021 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 27 20:33:03.021 INFO [stderr]     |
Nov 27 20:33:03.021 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 20:33:03.021 INFO [stderr] 
Nov 27 20:33:03.054 INFO [stderr] warning: unused variable: `i`
Nov 27 20:33:03.054 INFO [stderr]    --> src/main.rs:169:13
Nov 27 20:33:03.054 INFO [stderr]     |
Nov 27 20:33:03.054 INFO [stderr] 169 |         for i in it {
Nov 27 20:33:03.060 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 27 20:33:03.060 INFO [stderr]     |
Nov 27 20:33:03.060 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 20:33:03.060 INFO [stderr] 
Nov 27 20:33:03.066 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:33:03.066 INFO [stderr]    --> src/main.rs:158:9
Nov 27 20:33:03.067 INFO [stderr]     |
Nov 27 20:33:03.067 INFO [stderr] 158 |     let mut bank: Vec<u32> = input
Nov 27 20:33:03.068 INFO [stderr]     |         ----^^^^
Nov 27 20:33:03.068 INFO [stderr]     |         |
Nov 27 20:33:03.068 INFO [stderr]     |         help: remove this `mut`
Nov 27 20:33:03.068 INFO [stderr]     |
Nov 27 20:33:03.070 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 27 20:33:03.070 INFO [stderr] 
Nov 27 20:33:03.070 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:33:03.070 INFO [stderr]    --> src/main.rs:166:13
Nov 27 20:33:03.070 INFO [stderr]     |
Nov 27 20:33:03.070 INFO [stderr] 166 |         let mut bank_idx = bank.binary_search(&largest).unwrap();
Nov 27 20:33:03.070 INFO [stderr]     |             ----^^^^^^^^
Nov 27 20:33:03.070 INFO [stderr]     |             |
Nov 27 20:33:03.070 INFO [stderr]     |             help: remove this `mut`
Nov 27 20:33:03.070 INFO [stderr] 
Nov 27 20:33:03.072 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:33:03.072 INFO [stderr]    --> src/main.rs:168:13
Nov 27 20:33:03.072 INFO [stderr]     |
Nov 27 20:33:03.072 INFO [stderr] 168 |         let mut acc = largest;
Nov 27 20:33:03.072 INFO [stderr]     |             ----^^^
Nov 27 20:33:03.072 INFO [stderr]     |             |
Nov 27 20:33:03.072 INFO [stderr]     |             help: remove this `mut`
Nov 27 20:33:03.072 INFO [stderr] 
Nov 27 20:33:03.074 INFO [stderr] warning: function is never used: `get_input`
Nov 27 20:33:03.074 INFO [stderr]  --> src/main.rs:9:1
Nov 27 20:33:03.074 INFO [stderr]   |
Nov 27 20:33:03.074 INFO [stderr] 9 | fn get_input(filename: &str) -> Result<String, std::io::Error> {
Nov 27 20:33:03.074 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:33:03.074 INFO [stderr]   |
Nov 27 20:33:03.074 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 20:33:03.074 INFO [stderr] 
Nov 27 20:33:03.074 INFO [stderr] warning: function is never used: `inverse_captcha`
Nov 27 20:33:03.074 INFO [stderr]   --> src/main.rs:18:1
Nov 27 20:33:03.074 INFO [stderr]    |
Nov 27 20:33:03.074 INFO [stderr] 18 | / fn inverse_captcha<P>(input: &String, peeker_fn: P) -> u32
Nov 27 20:33:03.074 INFO [stderr] 19 | |     where P: Fn(usize, usize) -> usize
Nov 27 20:33:03.074 INFO [stderr] 20 | | {
Nov 27 20:33:03.074 INFO [stderr] 21 | |     input
Nov 27 20:33:03.074 INFO [stderr] ...  |
Nov 27 20:33:03.074 INFO [stderr] 42 | |         })
Nov 27 20:33:03.074 INFO [stderr] 43 | | }
Nov 27 20:33:03.074 INFO [stderr]    | |_^
Nov 27 20:33:03.074 INFO [stderr] 
Nov 27 20:33:03.077 INFO [stderr] warning: function is never used: `corruption_checksum`
Nov 27 20:33:03.077 INFO [stderr]   --> src/main.rs:45:1
Nov 27 20:33:03.077 INFO [stderr]    |
Nov 27 20:33:03.077 INFO [stderr] 45 | / fn corruption_checksum<P>(input: &str, collector_fn: P) -> u32
Nov 27 20:33:03.077 INFO [stderr] 46 | |     where P: Fn(&Vec<u32>, &mut Vec<u32>)
Nov 27 20:33:03.077 INFO [stderr] 47 | | {
Nov 27 20:33:03.077 INFO [stderr] 48 | |     let mut checksum: Vec<_> = Vec::new();
Nov 27 20:33:03.077 INFO [stderr] ...  |
Nov 27 20:33:03.077 INFO [stderr] 56 | |     checksum.iter().sum()
Nov 27 20:33:03.077 INFO [stderr] 57 | | }
Nov 27 20:33:03.077 INFO [stderr]    | |_^
Nov 27 20:33:03.077 INFO [stderr] 
Nov 27 20:33:03.078 INFO [stderr] warning: function is never used: `spiral_memory`
Nov 27 20:33:03.078 INFO [stderr]    --> src/main.rs:59:1
Nov 27 20:33:03.078 INFO [stderr]     |
Nov 27 20:33:03.078 INFO [stderr] 59  | / fn spiral_memory<P>(input: &str, value_fn: P) -> HashMap<u32, (i32, i32)>
Nov 27 20:33:03.078 INFO [stderr] 60  | |     where P: Fn(u32, &HashMap<(i32, i32), u32>, i32, i32) -> u32
Nov 27 20:33:03.078 INFO [stderr] 61  | | {
Nov 27 20:33:03.078 INFO [stderr] 62  | |     // 1 1 2 2 3 3 4 4
Nov 27 20:33:03.078 INFO [stderr] ...   |
Nov 27 20:33:03.078 INFO [stderr] 100 | |     value_map
Nov 27 20:33:03.078 INFO [stderr] 101 | | }
Nov 27 20:33:03.078 INFO [stderr]     | |_^
Nov 27 20:33:03.078 INFO [stderr] 
Nov 27 20:33:03.078 INFO [stderr] warning: function is never used: `manhatten_distance`
Nov 27 20:33:03.078 INFO [stderr]    --> src/main.rs:103:1
Nov 27 20:33:03.078 INFO [stderr]     |
Nov 27 20:33:03.078 INFO [stderr] 103 | fn manhatten_distance(map: &HashMap<u32, (i32, i32)>, p1: u32, p2: u32) -> i32 {
Nov 27 20:33:03.078 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:33:03.078 INFO [stderr] 
Nov 27 20:33:03.078 INFO [stderr] warning: function is never used: `high_entropy`
Nov 27 20:33:03.078 INFO [stderr]    --> src/main.rs:110:1
Nov 27 20:33:03.078 INFO [stderr]     |
Nov 27 20:33:03.078 INFO [stderr] 110 | / fn high_entropy<P>(input: &str, mutator_fn: P) -> u32
Nov 27 20:33:03.078 INFO [stderr] 111 | |     where P: Fn(&str) -> String
Nov 27 20:33:03.078 INFO [stderr] 112 | | {
Nov 27 20:33:03.078 INFO [stderr] 113 | |     let mut set = HashSet::new();
Nov 27 20:33:03.078 INFO [stderr] ...   |
Nov 27 20:33:03.078 INFO [stderr] 132 | |     counter
Nov 27 20:33:03.078 INFO [stderr] 133 | | }
Nov 27 20:33:03.078 INFO [stderr]     | |_^
Nov 27 20:33:03.078 INFO [stderr] 
Nov 27 20:33:03.078 INFO [stderr] warning: function is never used: `twisty`
Nov 27 20:33:03.078 INFO [stderr]    --> src/main.rs:135:1
Nov 27 20:33:03.078 INFO [stderr]     |
Nov 27 20:33:03.078 INFO [stderr] 135 | / fn twisty<P>(input: &str, mutator_fn: P) -> u32
Nov 27 20:33:03.078 INFO [stderr] 136 | |     where P: Fn(i32) -> i32
Nov 27 20:33:03.078 INFO [stderr] 137 | | {
Nov 27 20:33:03.078 INFO [stderr] 138 | |     let mut map: HashMap<i32, i32> = HashMap::new();
Nov 27 20:33:03.078 INFO [stderr] ...   |
Nov 27 20:33:03.078 INFO [stderr] 154 | |     counter
Nov 27 20:33:03.078 INFO [stderr] 155 | | }
Nov 27 20:33:03.078 INFO [stderr]     | |_^
Nov 27 20:33:03.078 INFO [stderr] 
Nov 27 20:33:03.078 INFO [stderr] warning: function is never used: `reallocation`
Nov 27 20:33:03.078 INFO [stderr]    --> src/main.rs:157:1
Nov 27 20:33:03.078 INFO [stderr]     |
Nov 27 20:33:03.078 INFO [stderr] 157 | fn reallocation(input: &str) -> u32 {
Nov 27 20:33:03.078 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:33:03.078 INFO [stderr] 
Nov 27 20:33:03.138 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:33:03.138 INFO [stderr]    --> src/main.rs:158:9
Nov 27 20:33:03.138 INFO [stderr]     |
Nov 27 20:33:03.138 INFO [stderr] 158 |     let mut bank: Vec<u32> = input
Nov 27 20:33:03.138 INFO [stderr]     |         ----^^^^
Nov 27 20:33:03.138 INFO [stderr]     |         |
Nov 27 20:33:03.138 INFO [stderr]     |         help: remove this `mut`
Nov 27 20:33:03.138 INFO [stderr]     |
Nov 27 20:33:03.138 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 27 20:33:03.138 INFO [stderr] 
Nov 27 20:33:03.138 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:33:03.138 INFO [stderr]    --> src/main.rs:166:13
Nov 27 20:33:03.138 INFO [stderr]     |
Nov 27 20:33:03.138 INFO [stderr] 166 |         let mut bank_idx = bank.binary_search(&largest).unwrap();
Nov 27 20:33:03.138 INFO [stderr]     |             ----^^^^^^^^
Nov 27 20:33:03.138 INFO [stderr]     |             |
Nov 27 20:33:03.138 INFO [stderr]     |             help: remove this `mut`
Nov 27 20:33:03.138 INFO [stderr] 
Nov 27 20:33:03.138 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:33:03.138 INFO [stderr]    --> src/main.rs:168:13
Nov 27 20:33:03.138 INFO [stderr]     |
Nov 27 20:33:03.138 INFO [stderr] 168 |         let mut acc = largest;
Nov 27 20:33:03.138 INFO [stderr]     |             ----^^^
Nov 27 20:33:03.138 INFO [stderr]     |             |
Nov 27 20:33:03.138 INFO [stderr]     |             help: remove this `mut`
Nov 27 20:33:03.139 INFO [stderr] 
Nov 27 20:33:03.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 27 20:33:03.213 INFO [stderr] su: No module specific data is present
Nov 27 20:33:03.756 INFO running `"docker" "inspect" "655ffb40f05e42d050b61f9db7821fbb13f28a9b9d9baf1531093e9f13d3ac26"`
Nov 27 20:33:04.070 INFO running `"docker" "rm" "-f" "655ffb40f05e42d050b61f9db7821fbb13f28a9b9d9baf1531093e9f13d3ac26"`
Nov 27 20:33:04.292 INFO [stdout] 655ffb40f05e42d050b61f9db7821fbb13f28a9b9d9baf1531093e9f13d3ac26