Dec 04 12:14:26.785 INFO checking pontuslaestadius/goliath against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 12:14:26.786 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 12:14:27.323 INFO [stdout] 3c1f632b6eba4456ab7dab40280574bfe59b10b54da2d41593ba7c419a5ee9b2
Dec 04 12:14:27.329 INFO running `"docker" "start" "-a" "3c1f632b6eba4456ab7dab40280574bfe59b10b54da2d41593ba7c419a5ee9b2"`
Dec 04 12:14:29.274 INFO [stderr] usermod: no changes
Dec 04 12:14:29.371 INFO [stderr]     Checking goliath v0.1.0 (/source)
Dec 04 12:14:29.723 INFO [stderr] warning: unused import: `std::fs::File`
Dec 04 12:14:29.723 INFO [stderr]  --> src/lib.rs:3:5
Dec 04 12:14:29.723 INFO [stderr]   |
Dec 04 12:14:29.723 INFO [stderr] 3 | use std::fs::File;
Dec 04 12:14:29.723 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 04 12:14:29.723 INFO [stderr]   |
Dec 04 12:14:29.723 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:14:29.723 INFO [stderr] 
Dec 04 12:14:29.815 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 04 12:14:29.815 INFO [stderr]  --> src/lib.rs:2:5
Dec 04 12:14:29.815 INFO [stderr]   |
Dec 04 12:14:29.815 INFO [stderr] 2 | use std::io::prelude::*;
Dec 04 12:14:29.815 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 12:14:29.815 INFO [stderr] 
Dec 04 12:14:29.843 INFO [stderr] warning: variable does not need to be mutable
Dec 04 12:14:29.843 INFO [stderr]    --> src/lib.rs:147:13
Dec 04 12:14:29.843 INFO [stderr]     |
Dec 04 12:14:29.844 INFO [stderr] 147 |         let mut vec = index(&mut string);
Dec 04 12:14:29.844 INFO [stderr]     |             ----^^^
Dec 04 12:14:29.844 INFO [stderr]     |             |
Dec 04 12:14:29.845 INFO [stderr]     |             help: remove this `mut`
Dec 04 12:14:29.845 INFO [stderr] warning: unused import: `std::fs::File`
Dec 04 12:14:29.845 INFO [stderr]  --> src/lib.rs:3:5
Dec 04 12:14:29.845 INFO [stderr]   |
Dec 04 12:14:29.846 INFO [stderr] 3 | use std::fs::File;
Dec 04 12:14:29.846 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 04 12:14:29.846 INFO [stderr]   |
Dec 04 12:14:29.846 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:14:29.847 INFO [stderr] 
Dec 04 12:14:29.847 INFO [stderr]     |
Dec 04 12:14:29.847 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 12:14:29.847 INFO [stderr] 
Dec 04 12:14:29.852 INFO [stderr] warning: variable does not need to be mutable
Dec 04 12:14:29.852 INFO [stderr]    --> src/lib.rs:158:13
Dec 04 12:14:29.853 INFO [stderr]     |
Dec 04 12:14:29.853 INFO [stderr] 158 |         let mut vec = index(&mut string);
Dec 04 12:14:29.853 INFO [stderr]     |             ----^^^
Dec 04 12:14:29.854 INFO [stderr]     |             |
Dec 04 12:14:29.854 INFO [stderr]     |             help: remove this `mut`
Dec 04 12:14:29.854 INFO [stderr] 
Dec 04 12:14:29.968 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 04 12:14:29.968 INFO [stderr]  --> src/lib.rs:2:5
Dec 04 12:14:29.969 INFO [stderr]   |
Dec 04 12:14:29.969 INFO [stderr] 2 | use std::io::prelude::*;
Dec 04 12:14:29.969 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 12:14:29.969 INFO [stderr] 
Dec 04 12:14:29.994 INFO [stderr] warning: function is never used: `index`
Dec 04 12:14:29.994 INFO [stderr]  --> src/lib.rs:6:1
Dec 04 12:14:29.994 INFO [stderr]   |
Dec 04 12:14:29.994 INFO [stderr] 6 | fn index<'a>(string: &'a mut String) -> Vec<Item<'a>> {
Dec 04 12:14:29.995 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:14:29.995 INFO [stderr]   |
Dec 04 12:14:29.995 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 12:14:29.996 INFO [stderr] 
Dec 04 12:14:29.996 INFO [stderr] warning: function is never used: `get_most_valued_sentence`
Dec 04 12:14:29.996 INFO [stderr]   --> src/lib.rs:41:1
Dec 04 12:14:29.996 INFO [stderr]    |
Dec 04 12:14:29.997 INFO [stderr] 41 | fn get_most_valued_sentence<'a>(string: &'a mut String, vec: Vec<Item>) -> &'a str {
Dec 04 12:14:29.997 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:14:29.997 INFO [stderr] 
Dec 04 12:14:29.998 INFO [stderr] warning: function is never used: `get_value`
Dec 04 12:14:29.998 INFO [stderr]   --> src/lib.rs:70:1
Dec 04 12:14:29.998 INFO [stderr]    |
Dec 04 12:14:29.999 INFO [stderr] 70 | fn get_value(string: &str) -> usize {
Dec 04 12:14:29.999 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:14:29.999 INFO [stderr] 
Dec 04 12:14:29.999 INFO [stderr] warning: method is never used: `increase_value`
Dec 04 12:14:30.000 INFO [stderr]   --> src/lib.rs:96:5
Dec 04 12:14:30.000 INFO [stderr]    |
Dec 04 12:14:30.000 INFO [stderr] 96 |     fn increase_value(&mut self) {
Dec 04 12:14:30.001 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:14:30.001 INFO [stderr] 
Dec 04 12:14:30.001 INFO [stderr] warning: method is never used: `get_value`
Dec 04 12:14:30.001 INFO [stderr]    --> src/lib.rs:100:5
Dec 04 12:14:30.002 INFO [stderr]     |
Dec 04 12:14:30.002 INFO [stderr] 100 |     fn get_value(&self) -> usize {
Dec 04 12:14:30.002 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:14:30.002 INFO [stderr] 
Dec 04 12:14:30.003 INFO [stderr] warning: method is never used: `get_key`
Dec 04 12:14:30.003 INFO [stderr]    --> src/lib.rs:104:5
Dec 04 12:14:30.003 INFO [stderr]     |
Dec 04 12:14:30.004 INFO [stderr] 104 |     fn get_key(&self) -> &str {
Dec 04 12:14:30.004 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:14:30.004 INFO [stderr] 
Dec 04 12:14:30.040 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Dec 04 12:14:30.042 INFO [stderr] su: No module specific data is present
Dec 04 12:14:31.297 INFO running `"docker" "inspect" "3c1f632b6eba4456ab7dab40280574bfe59b10b54da2d41593ba7c419a5ee9b2"`
Dec 04 12:14:31.701 INFO running `"docker" "rm" "-f" "3c1f632b6eba4456ab7dab40280574bfe59b10b54da2d41593ba7c419a5ee9b2"`
Dec 04 12:14:32.045 INFO [stdout] 3c1f632b6eba4456ab7dab40280574bfe59b10b54da2d41593ba7c419a5ee9b2