Nov 29 18:19:41.541 INFO checking shiver/aoc2017 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323 Nov 29 18:19:41.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 18:19:41.911 INFO [stdout] 2bff1f08452312c2b72ad76ae15329ae66fd1cc95f846e21e5e6dd91ac333973 Nov 29 18:19:41.914 INFO running `"docker" "start" "-a" "2bff1f08452312c2b72ad76ae15329ae66fd1cc95f846e21e5e6dd91ac333973"` Nov 29 18:19:42.432 INFO [stderr] usermod: no changes Nov 29 18:19:42.464 INFO [stderr] Checking aoc2017 v0.1.0 (/source) Nov 29 18:19:42.668 INFO [stderr] warning: unused import: `std::iter::FromIterator` Nov 29 18:19:42.668 INFO [stderr] --> src/main.rs:6:5 Nov 29 18:19:42.672 INFO [stderr] | Nov 29 18:19:42.672 INFO [stderr] 6 | use std::iter::FromIterator; Nov 29 18:19:42.672 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 18:19:42.672 INFO [stderr] | Nov 29 18:19:42.672 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 18:19:42.672 INFO [stderr] Nov 29 18:19:42.696 INFO [stderr] warning: unused import: `std::iter::FromIterator` Nov 29 18:19:42.696 INFO [stderr] --> src/main.rs:6:5 Nov 29 18:19:42.696 INFO [stderr] | Nov 29 18:19:42.696 INFO [stderr] 6 | use std::iter::FromIterator; Nov 29 18:19:42.696 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 18:19:42.696 INFO [stderr] | Nov 29 18:19:42.696 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 18:19:42.696 INFO [stderr] Nov 29 18:19:42.801 INFO [stderr] warning: unused variable: `i` Nov 29 18:19:42.802 INFO [stderr] --> src/main.rs:169:13 Nov 29 18:19:42.802 INFO [stderr] | Nov 29 18:19:42.805 INFO [stderr] 169 | for i in it { Nov 29 18:19:42.805 INFO [stderr] | ^ help: consider using `_i` instead Nov 29 18:19:42.805 INFO [stderr] | Nov 29 18:19:42.805 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 29 18:19:42.805 INFO [stderr] Nov 29 18:19:42.820 INFO [stderr] warning: unused variable: `i` Nov 29 18:19:42.820 INFO [stderr] --> src/main.rs:169:13 Nov 29 18:19:42.820 INFO [stderr] | Nov 29 18:19:42.820 INFO [stderr] 169 | for i in it { Nov 29 18:19:42.820 INFO [stderr] | ^ help: consider using `_i` instead Nov 29 18:19:42.820 INFO [stderr] | Nov 29 18:19:42.820 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 29 18:19:42.820 INFO [stderr] Nov 29 18:19:42.839 INFO [stderr] warning: variable does not need to be mutable Nov 29 18:19:42.839 INFO [stderr] --> src/main.rs:158:9 Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] 158 | let mut bank: Vec = input Nov 29 18:19:42.839 INFO [stderr] | ----^^^^ Nov 29 18:19:42.839 INFO [stderr] | | Nov 29 18:19:42.839 INFO [stderr] | help: remove this `mut` Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 29 18:19:42.839 INFO [stderr] Nov 29 18:19:42.839 INFO [stderr] warning: variable does not need to be mutable Nov 29 18:19:42.839 INFO [stderr] --> src/main.rs:166:13 Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] 166 | let mut bank_idx = bank.binary_search(&largest).unwrap(); Nov 29 18:19:42.839 INFO [stderr] | ----^^^^^^^^ Nov 29 18:19:42.839 INFO [stderr] | | Nov 29 18:19:42.839 INFO [stderr] | help: remove this `mut` Nov 29 18:19:42.839 INFO [stderr] Nov 29 18:19:42.839 INFO [stderr] warning: variable does not need to be mutable Nov 29 18:19:42.839 INFO [stderr] --> src/main.rs:168:13 Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] 168 | let mut acc = largest; Nov 29 18:19:42.839 INFO [stderr] | ----^^^ Nov 29 18:19:42.839 INFO [stderr] | | Nov 29 18:19:42.839 INFO [stderr] | help: remove this `mut` Nov 29 18:19:42.839 INFO [stderr] Nov 29 18:19:42.839 INFO [stderr] warning: function is never used: `get_input` Nov 29 18:19:42.839 INFO [stderr] --> src/main.rs:9:1 Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] 9 | fn get_input(filename: &str) -> Result { Nov 29 18:19:42.839 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 29 18:19:42.839 INFO [stderr] Nov 29 18:19:42.839 INFO [stderr] warning: function is never used: `inverse_captcha` Nov 29 18:19:42.839 INFO [stderr] --> src/main.rs:18:1 Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] 18 | / fn inverse_captcha

(input: &String, peeker_fn: P) -> u32 Nov 29 18:19:42.839 INFO [stderr] 19 | | where P: Fn(usize, usize) -> usize Nov 29 18:19:42.839 INFO [stderr] 20 | | { Nov 29 18:19:42.839 INFO [stderr] 21 | | input Nov 29 18:19:42.839 INFO [stderr] ... | Nov 29 18:19:42.839 INFO [stderr] 42 | | }) Nov 29 18:19:42.839 INFO [stderr] 43 | | } Nov 29 18:19:42.839 INFO [stderr] | |_^ Nov 29 18:19:42.839 INFO [stderr] Nov 29 18:19:42.839 INFO [stderr] warning: function is never used: `corruption_checksum` Nov 29 18:19:42.839 INFO [stderr] --> src/main.rs:45:1 Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] 45 | / fn corruption_checksum

(input: &str, collector_fn: P) -> u32 Nov 29 18:19:42.839 INFO [stderr] 46 | | where P: Fn(&Vec, &mut Vec) Nov 29 18:19:42.839 INFO [stderr] 47 | | { Nov 29 18:19:42.839 INFO [stderr] 48 | | let mut checksum: Vec<_> = Vec::new(); Nov 29 18:19:42.839 INFO [stderr] ... | Nov 29 18:19:42.839 INFO [stderr] 56 | | checksum.iter().sum() Nov 29 18:19:42.839 INFO [stderr] 57 | | } Nov 29 18:19:42.839 INFO [stderr] | |_^ Nov 29 18:19:42.839 INFO [stderr] Nov 29 18:19:42.839 INFO [stderr] warning: function is never used: `spiral_memory` Nov 29 18:19:42.839 INFO [stderr] --> src/main.rs:59:1 Nov 29 18:19:42.839 INFO [stderr] | Nov 29 18:19:42.839 INFO [stderr] 59 | / fn spiral_memory

(input: &str, value_fn: P) -> HashMap Nov 29 18:19:42.839 INFO [stderr] 60 | | where P: Fn(u32, &HashMap<(i32, i32), u32>, i32, i32) -> u32 Nov 29 18:19:42.839 INFO [stderr] 61 | | { Nov 29 18:19:42.839 INFO [stderr] 62 | | // 1 1 2 2 3 3 4 4 Nov 29 18:19:42.840 INFO [stderr] ... | Nov 29 18:19:42.840 INFO [stderr] 100 | | value_map Nov 29 18:19:42.840 INFO [stderr] 101 | | } Nov 29 18:19:42.840 INFO [stderr] | |_^ Nov 29 18:19:42.840 INFO [stderr] Nov 29 18:19:42.840 INFO [stderr] warning: function is never used: `manhatten_distance` Nov 29 18:19:42.840 INFO [stderr] --> src/main.rs:103:1 Nov 29 18:19:42.840 INFO [stderr] | Nov 29 18:19:42.840 INFO [stderr] 103 | fn manhatten_distance(map: &HashMap, p1: u32, p2: u32) -> i32 { Nov 29 18:19:42.840 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 18:19:42.840 INFO [stderr] Nov 29 18:19:42.840 INFO [stderr] warning: function is never used: `high_entropy` Nov 29 18:19:42.840 INFO [stderr] --> src/main.rs:110:1 Nov 29 18:19:42.840 INFO [stderr] | Nov 29 18:19:42.840 INFO [stderr] 110 | / fn high_entropy

(input: &str, mutator_fn: P) -> u32 Nov 29 18:19:42.840 INFO [stderr] 111 | | where P: Fn(&str) -> String Nov 29 18:19:42.840 INFO [stderr] 112 | | { Nov 29 18:19:42.840 INFO [stderr] 113 | | let mut set = HashSet::new(); Nov 29 18:19:42.840 INFO [stderr] ... | Nov 29 18:19:42.840 INFO [stderr] 132 | | counter Nov 29 18:19:42.840 INFO [stderr] 133 | | } Nov 29 18:19:42.840 INFO [stderr] | |_^ Nov 29 18:19:42.840 INFO [stderr] Nov 29 18:19:42.840 INFO [stderr] warning: function is never used: `twisty` Nov 29 18:19:42.840 INFO [stderr] --> src/main.rs:135:1 Nov 29 18:19:42.840 INFO [stderr] | Nov 29 18:19:42.840 INFO [stderr] 135 | / fn twisty

(input: &str, mutator_fn: P) -> u32 Nov 29 18:19:42.840 INFO [stderr] 136 | | where P: Fn(i32) -> i32 Nov 29 18:19:42.840 INFO [stderr] 137 | | { Nov 29 18:19:42.840 INFO [stderr] 138 | | let mut map: HashMap = HashMap::new(); Nov 29 18:19:42.840 INFO [stderr] ... | Nov 29 18:19:42.840 INFO [stderr] 154 | | counter Nov 29 18:19:42.840 INFO [stderr] 155 | | } Nov 29 18:19:42.840 INFO [stderr] | |_^ Nov 29 18:19:42.840 INFO [stderr] Nov 29 18:19:42.840 INFO [stderr] warning: function is never used: `reallocation` Nov 29 18:19:42.840 INFO [stderr] --> src/main.rs:157:1 Nov 29 18:19:42.840 INFO [stderr] | Nov 29 18:19:42.840 INFO [stderr] 157 | fn reallocation(input: &str) -> u32 { Nov 29 18:19:42.840 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 18:19:42.840 INFO [stderr] Nov 29 18:19:42.852 INFO [stderr] warning: variable does not need to be mutable Nov 29 18:19:42.852 INFO [stderr] --> src/main.rs:158:9 Nov 29 18:19:42.852 INFO [stderr] | Nov 29 18:19:42.852 INFO [stderr] 158 | let mut bank: Vec = input Nov 29 18:19:42.852 INFO [stderr] | ----^^^^ Nov 29 18:19:42.852 INFO [stderr] | | Nov 29 18:19:42.852 INFO [stderr] | help: remove this `mut` Nov 29 18:19:42.852 INFO [stderr] | Nov 29 18:19:42.852 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 29 18:19:42.852 INFO [stderr] Nov 29 18:19:42.852 INFO [stderr] warning: variable does not need to be mutable Nov 29 18:19:42.852 INFO [stderr] --> src/main.rs:166:13 Nov 29 18:19:42.852 INFO [stderr] | Nov 29 18:19:42.852 INFO [stderr] 166 | let mut bank_idx = bank.binary_search(&largest).unwrap(); Nov 29 18:19:42.852 INFO [stderr] | ----^^^^^^^^ Nov 29 18:19:42.852 INFO [stderr] | | Nov 29 18:19:42.852 INFO [stderr] | help: remove this `mut` Nov 29 18:19:42.852 INFO [stderr] Nov 29 18:19:42.852 INFO [stderr] warning: variable does not need to be mutable Nov 29 18:19:42.852 INFO [stderr] --> src/main.rs:168:13 Nov 29 18:19:42.852 INFO [stderr] | Nov 29 18:19:42.852 INFO [stderr] 168 | let mut acc = largest; Nov 29 18:19:42.853 INFO [stderr] | ----^^^ Nov 29 18:19:42.853 INFO [stderr] | | Nov 29 18:19:42.853 INFO [stderr] | help: remove this `mut` Nov 29 18:19:42.853 INFO [stderr] Nov 29 18:19:42.899 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.44s Nov 29 18:19:42.901 INFO [stderr] su: No module specific data is present Nov 29 18:19:43.274 INFO running `"docker" "inspect" "2bff1f08452312c2b72ad76ae15329ae66fd1cc95f846e21e5e6dd91ac333973"` Nov 29 18:19:43.358 INFO running `"docker" "rm" "-f" "2bff1f08452312c2b72ad76ae15329ae66fd1cc95f846e21e5e6dd91ac333973"` Nov 29 18:19:43.443 INFO [stdout] 2bff1f08452312c2b72ad76ae15329ae66fd1cc95f846e21e5e6dd91ac333973