Oct 12 13:52:53.452 INFO checking shiver/aoc2017 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977 Oct 12 13:52:53.454 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"` Oct 12 13:52:53.748 INFO blam! 060b0410cff1ddcacfb506eb74bb423908403d5cfa4746906bc776be4b1c5cb6 Oct 12 13:52:53.753 INFO running `"docker" "start" "-a" "060b0410cff1ddcacfb506eb74bb423908403d5cfa4746906bc776be4b1c5cb6"` Oct 12 13:52:54.560 INFO kablam! usermod: no changes Oct 12 13:52:54.601 INFO kablam! Checking aoc2017 v0.1.0 (/source) Oct 12 13:52:54.764 INFO kablam! warning: unused import: `std::iter::FromIterator` Oct 12 13:52:54.764 INFO kablam! --> src/main.rs:6:5 Oct 12 13:52:54.764 INFO kablam! | Oct 12 13:52:54.764 INFO kablam! 6 | use std::iter::FromIterator; Oct 12 13:52:54.764 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:52:54.764 INFO kablam! | Oct 12 13:52:54.764 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 12 13:52:54.764 INFO kablam! Oct 12 13:52:54.887 INFO kablam! warning: unused variable: `i` Oct 12 13:52:54.887 INFO kablam! --> src/main.rs:169:13 Oct 12 13:52:54.887 INFO kablam! | Oct 12 13:52:54.887 INFO kablam! 169 | for i in it { Oct 12 13:52:54.887 INFO kablam! | ^ help: consider using `_i` instead Oct 12 13:52:54.887 INFO kablam! | Oct 12 13:52:54.897 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 13:52:54.897 INFO kablam! Oct 12 13:52:54.915 INFO kablam! warning: variable does not need to be mutable Oct 12 13:52:54.915 INFO kablam! --> src/main.rs:158:9 Oct 12 13:52:54.915 INFO kablam! | Oct 12 13:52:54.915 INFO kablam! 158 | let mut bank: Vec = input Oct 12 13:52:54.915 INFO kablam! | ----^^^^ Oct 12 13:52:54.915 INFO kablam! | | Oct 12 13:52:54.915 INFO kablam! | help: remove this `mut` Oct 12 13:52:54.918 INFO kablam! | Oct 12 13:52:54.919 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 13:52:54.919 INFO kablam! Oct 12 13:52:54.919 INFO kablam! warning: variable does not need to be mutable Oct 12 13:52:54.919 INFO kablam! --> src/main.rs:166:13 Oct 12 13:52:54.920 INFO kablam! | Oct 12 13:52:54.920 INFO kablam! 166 | let mut bank_idx = bank.binary_search(&largest).unwrap(); Oct 12 13:52:54.920 INFO kablam! | ----^^^^^^^^ Oct 12 13:52:54.921 INFO kablam! | | Oct 12 13:52:54.921 INFO kablam! | help: remove this `mut` Oct 12 13:52:54.921 INFO kablam! Oct 12 13:52:54.922 INFO kablam! warning: variable does not need to be mutable Oct 12 13:52:54.922 INFO kablam! --> src/main.rs:168:13 Oct 12 13:52:54.922 INFO kablam! | Oct 12 13:52:54.923 INFO kablam! 168 | let mut acc = largest; Oct 12 13:52:54.923 INFO kablam! | ----^^^ Oct 12 13:52:54.923 INFO kablam! | | Oct 12 13:52:54.923 INFO kablam! | help: remove this `mut` Oct 12 13:52:54.924 INFO kablam! Oct 12 13:52:54.925 INFO kablam! warning: function is never used: `get_input` Oct 12 13:52:54.925 INFO kablam! --> src/main.rs:9:1 Oct 12 13:52:54.925 INFO kablam! | Oct 12 13:52:54.925 INFO kablam! 9 | fn get_input(filename: &str) -> Result { Oct 12 13:52:54.926 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:52:54.926 INFO kablam! | Oct 12 13:52:54.929 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 13:52:54.929 INFO kablam! Oct 12 13:52:54.930 INFO kablam! warning: function is never used: `inverse_captcha` Oct 12 13:52:54.930 INFO kablam! --> src/main.rs:18:1 Oct 12 13:52:54.930 INFO kablam! | Oct 12 13:52:54.931 INFO kablam! 18 | / fn inverse_captcha

(input: &String, peeker_fn: P) -> u32 Oct 12 13:52:54.931 INFO kablam! 19 | | where P: Fn(usize, usize) -> usize Oct 12 13:52:54.931 INFO kablam! 20 | | { Oct 12 13:52:54.932 INFO kablam! 21 | | input Oct 12 13:52:54.932 INFO kablam! ... | Oct 12 13:52:54.932 INFO kablam! 42 | | }) Oct 12 13:52:54.933 INFO kablam! 43 | | } Oct 12 13:52:54.933 INFO kablam! | |_^ Oct 12 13:52:54.933 INFO kablam! Oct 12 13:52:54.933 INFO kablam! warning: function is never used: `corruption_checksum` Oct 12 13:52:54.934 INFO kablam! --> src/main.rs:45:1 Oct 12 13:52:54.934 INFO kablam! | Oct 12 13:52:54.934 INFO kablam! 45 | / fn corruption_checksum

(input: &str, collector_fn: P) -> u32 Oct 12 13:52:54.935 INFO kablam! 46 | | where P: Fn(&Vec, &mut Vec) Oct 12 13:52:54.935 INFO kablam! 47 | | { Oct 12 13:52:54.935 INFO kablam! 48 | | let mut checksum: Vec<_> = Vec::new(); Oct 12 13:52:54.936 INFO kablam! ... | Oct 12 13:52:54.936 INFO kablam! 56 | | checksum.iter().sum() Oct 12 13:52:54.936 INFO kablam! 57 | | } Oct 12 13:52:54.937 INFO kablam! | |_^ Oct 12 13:52:54.937 INFO kablam! Oct 12 13:52:54.937 INFO kablam! warning: function is never used: `spiral_memory` Oct 12 13:52:54.937 INFO kablam! --> src/main.rs:59:1 Oct 12 13:52:54.938 INFO kablam! | Oct 12 13:52:54.938 INFO kablam! 59 | / fn spiral_memory

(input: &str, value_fn: P) -> HashMap Oct 12 13:52:54.938 INFO kablam! 60 | | where P: Fn(u32, &HashMap<(i32, i32), u32>, i32, i32) -> u32 Oct 12 13:52:54.939 INFO kablam! 61 | | { Oct 12 13:52:54.939 INFO kablam! 62 | | // 1 1 2 2 3 3 4 4 Oct 12 13:52:54.939 INFO kablam! ... | Oct 12 13:52:54.940 INFO kablam! 100 | | value_map Oct 12 13:52:54.940 INFO kablam! 101 | | } Oct 12 13:52:54.940 INFO kablam! | |_^ Oct 12 13:52:54.940 INFO kablam! Oct 12 13:52:54.941 INFO kablam! warning: function is never used: `manhatten_distance` Oct 12 13:52:54.941 INFO kablam! --> src/main.rs:103:1 Oct 12 13:52:54.941 INFO kablam! | Oct 12 13:52:54.942 INFO kablam! 103 | fn manhatten_distance(map: &HashMap, p1: u32, p2: u32) -> i32 { Oct 12 13:52:54.942 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:52:54.942 INFO kablam! Oct 12 13:52:54.943 INFO kablam! warning: function is never used: `high_entropy` Oct 12 13:52:54.943 INFO kablam! --> src/main.rs:110:1 Oct 12 13:52:54.943 INFO kablam! | Oct 12 13:52:54.944 INFO kablam! 110 | / fn high_entropy

(input: &str, mutator_fn: P) -> u32 Oct 12 13:52:54.944 INFO kablam! 111 | | where P: Fn(&str) -> String Oct 12 13:52:54.944 INFO kablam! 112 | | { Oct 12 13:52:54.945 INFO kablam! 113 | | let mut set = HashSet::new(); Oct 12 13:52:54.945 INFO kablam! ... | Oct 12 13:52:54.945 INFO kablam! 132 | | counter Oct 12 13:52:54.945 INFO kablam! 133 | | } Oct 12 13:52:54.946 INFO kablam! | |_^ Oct 12 13:52:54.946 INFO kablam! Oct 12 13:52:54.946 INFO kablam! warning: function is never used: `twisty` Oct 12 13:52:54.946 INFO kablam! --> src/main.rs:135:1 Oct 12 13:52:54.947 INFO kablam! | Oct 12 13:52:54.947 INFO kablam! 135 | / fn twisty

(input: &str, mutator_fn: P) -> u32 Oct 12 13:52:54.947 INFO kablam! 136 | | where P: Fn(i32) -> i32 Oct 12 13:52:54.947 INFO kablam! 137 | | { Oct 12 13:52:54.948 INFO kablam! 138 | | let mut map: HashMap = HashMap::new(); Oct 12 13:52:54.948 INFO kablam! ... | Oct 12 13:52:54.948 INFO kablam! 154 | | counter Oct 12 13:52:54.949 INFO kablam! 155 | | } Oct 12 13:52:54.949 INFO kablam! | |_^ Oct 12 13:52:54.949 INFO kablam! Oct 12 13:52:54.949 INFO kablam! warning: function is never used: `reallocation` Oct 12 13:52:54.950 INFO kablam! --> src/main.rs:157:1 Oct 12 13:52:54.950 INFO kablam! | Oct 12 13:52:54.950 INFO kablam! 157 | fn reallocation(input: &str) -> u32 { Oct 12 13:52:54.950 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:52:54.951 INFO kablam! Oct 12 13:52:55.016 INFO kablam! warning: unused import: `std::iter::FromIterator` Oct 12 13:52:55.017 INFO kablam! --> src/main.rs:6:5 Oct 12 13:52:55.017 INFO kablam! | Oct 12 13:52:55.017 INFO kablam! 6 | use std::iter::FromIterator; Oct 12 13:52:55.017 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:52:55.017 INFO kablam! | Oct 12 13:52:55.017 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 12 13:52:55.017 INFO kablam! Oct 12 13:52:55.168 INFO kablam! warning: unused variable: `i` Oct 12 13:52:55.168 INFO kablam! --> src/main.rs:169:13 Oct 12 13:52:55.168 INFO kablam! | Oct 12 13:52:55.168 INFO kablam! 169 | for i in it { Oct 12 13:52:55.168 INFO kablam! | ^ help: consider using `_i` instead Oct 12 13:52:55.168 INFO kablam! | Oct 12 13:52:55.168 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 13:52:55.168 INFO kablam! Oct 12 13:52:55.196 INFO kablam! warning: variable does not need to be mutable Oct 12 13:52:55.196 INFO kablam! --> src/main.rs:158:9 Oct 12 13:52:55.197 INFO kablam! | Oct 12 13:52:55.197 INFO kablam! 158 | let mut bank: Vec = input Oct 12 13:52:55.197 INFO kablam! | ----^^^^ Oct 12 13:52:55.197 INFO kablam! | | Oct 12 13:52:55.197 INFO kablam! | help: remove this `mut` Oct 12 13:52:55.197 INFO kablam! | Oct 12 13:52:55.198 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 13:52:55.198 INFO kablam! Oct 12 13:52:55.198 INFO kablam! warning: variable does not need to be mutable Oct 12 13:52:55.198 INFO kablam! --> src/main.rs:166:13 Oct 12 13:52:55.198 INFO kablam! | Oct 12 13:52:55.198 INFO kablam! 166 | let mut bank_idx = bank.binary_search(&largest).unwrap(); Oct 12 13:52:55.199 INFO kablam! | ----^^^^^^^^ Oct 12 13:52:55.199 INFO kablam! | | Oct 12 13:52:55.199 INFO kablam! | help: remove this `mut` Oct 12 13:52:55.199 INFO kablam! Oct 12 13:52:55.199 INFO kablam! warning: variable does not need to be mutable Oct 12 13:52:55.199 INFO kablam! --> src/main.rs:168:13 Oct 12 13:52:55.200 INFO kablam! | Oct 12 13:52:55.200 INFO kablam! 168 | let mut acc = largest; Oct 12 13:52:55.200 INFO kablam! | ----^^^ Oct 12 13:52:55.200 INFO kablam! | | Oct 12 13:52:55.200 INFO kablam! | help: remove this `mut` Oct 12 13:52:55.200 INFO kablam! Oct 12 13:52:55.271 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 0.68s Oct 12 13:52:55.272 INFO kablam! su: No module specific data is present Oct 12 13:52:55.677 INFO running `"docker" "rm" "-f" "060b0410cff1ddcacfb506eb74bb423908403d5cfa4746906bc776be4b1c5cb6"` Oct 12 13:52:55.854 INFO blam! 060b0410cff1ddcacfb506eb74bb423908403d5cfa4746906bc776be4b1c5cb6