Dec 19 10:47:31.218 INFO checking pontuslaestadius/goliath against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:47:31.219 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/pontuslaestadius/goliath:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:47:31.724 INFO [stdout] 2ebeb18bde3a75c212e3a3a6e3f80359c90fe0568aff27ab59a50cc72ffe3956
Dec 19 10:47:31.732 INFO running `"docker" "start" "-a" "2ebeb18bde3a75c212e3a3a6e3f80359c90fe0568aff27ab59a50cc72ffe3956"`
Dec 19 10:47:33.388 INFO [stderr]     Checking goliath v0.1.0 (/opt/crater/workdir)
Dec 19 10:47:33.712 INFO [stderr] warning: unused import: `std::fs::File`
Dec 19 10:47:33.712 INFO [stderr]  --> src/lib.rs:3:5
Dec 19 10:47:33.712 INFO [stderr]   |
Dec 19 10:47:33.712 INFO [stderr] 3 | use std::fs::File;
Dec 19 10:47:33.712 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 10:47:33.712 INFO [stderr]   |
Dec 19 10:47:33.712 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:47:33.712 INFO [stderr] 
Dec 19 10:47:33.768 INFO [stderr] warning: unused import: `std::fs::File`
Dec 19 10:47:33.768 INFO [stderr]  --> src/lib.rs:3:5
Dec 19 10:47:33.768 INFO [stderr]   |
Dec 19 10:47:33.768 INFO [stderr] 3 | use std::fs::File;
Dec 19 10:47:33.768 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 10:47:33.768 INFO [stderr]   |
Dec 19 10:47:33.768 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:47:33.768 INFO [stderr] 
Dec 19 10:47:33.807 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 19 10:47:33.807 INFO [stderr]  --> src/lib.rs:2:5
Dec 19 10:47:33.807 INFO [stderr]   |
Dec 19 10:47:33.807 INFO [stderr] 2 | use std::io::prelude::*;
Dec 19 10:47:33.807 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 10:47:33.807 INFO [stderr] 
Dec 19 10:47:33.827 INFO [stderr] warning: function is never used: `index`
Dec 19 10:47:33.827 INFO [stderr]  --> src/lib.rs:6:1
Dec 19 10:47:33.827 INFO [stderr]   |
Dec 19 10:47:33.827 INFO [stderr] 6 | fn index<'a>(string: &'a mut String) -> Vec<Item<'a>> {
Dec 19 10:47:33.827 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:47:33.827 INFO [stderr]   |
Dec 19 10:47:33.827 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 10:47:33.827 INFO [stderr] 
Dec 19 10:47:33.827 INFO [stderr] warning: function is never used: `get_most_valued_sentence`
Dec 19 10:47:33.827 INFO [stderr]   --> src/lib.rs:41:1
Dec 19 10:47:33.827 INFO [stderr]    |
Dec 19 10:47:33.827 INFO [stderr] 41 | fn get_most_valued_sentence<'a>(string: &'a mut String, vec: Vec<Item>) -> &'a str {
Dec 19 10:47:33.827 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:47:33.827 INFO [stderr] 
Dec 19 10:47:33.827 INFO [stderr] warning: function is never used: `get_value`
Dec 19 10:47:33.827 INFO [stderr]   --> src/lib.rs:70:1
Dec 19 10:47:33.827 INFO [stderr]    |
Dec 19 10:47:33.828 INFO [stderr] 70 | fn get_value(string: &str) -> usize {
Dec 19 10:47:33.828 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:47:33.828 INFO [stderr] 
Dec 19 10:47:33.828 INFO [stderr] warning: method is never used: `increase_value`
Dec 19 10:47:33.828 INFO [stderr]   --> src/lib.rs:96:5
Dec 19 10:47:33.828 INFO [stderr]    |
Dec 19 10:47:33.828 INFO [stderr] 96 |     fn increase_value(&mut self) {
Dec 19 10:47:33.828 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:47:33.828 INFO [stderr] 
Dec 19 10:47:33.832 INFO [stderr] warning: method is never used: `get_value`
Dec 19 10:47:33.832 INFO [stderr]    --> src/lib.rs:100:5
Dec 19 10:47:33.832 INFO [stderr]     |
Dec 19 10:47:33.832 INFO [stderr] 100 |     fn get_value(&self) -> usize {
Dec 19 10:47:33.832 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:47:33.832 INFO [stderr] 
Dec 19 10:47:33.832 INFO [stderr] warning: method is never used: `get_key`
Dec 19 10:47:33.832 INFO [stderr]    --> src/lib.rs:104:5
Dec 19 10:47:33.832 INFO [stderr]     |
Dec 19 10:47:33.832 INFO [stderr] 104 |     fn get_key(&self) -> &str {
Dec 19 10:47:33.832 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:47:33.832 INFO [stderr] 
Dec 19 10:47:33.848 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 19 10:47:33.848 INFO [stderr]  --> src/lib.rs:2:5
Dec 19 10:47:33.848 INFO [stderr]   |
Dec 19 10:47:33.848 INFO [stderr] 2 | use std::io::prelude::*;
Dec 19 10:47:33.848 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 10:47:33.848 INFO [stderr] 
Dec 19 10:47:33.872 INFO [stderr] warning: variable does not need to be mutable
Dec 19 10:47:33.872 INFO [stderr]    --> src/lib.rs:147:13
Dec 19 10:47:33.872 INFO [stderr]     |
Dec 19 10:47:33.872 INFO [stderr] 147 |         let mut vec = index(&mut string);
Dec 19 10:47:33.872 INFO [stderr]     |             ----^^^
Dec 19 10:47:33.872 INFO [stderr]     |             |
Dec 19 10:47:33.872 INFO [stderr]     |             help: remove this `mut`
Dec 19 10:47:33.872 INFO [stderr]     |
Dec 19 10:47:33.872 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 10:47:33.872 INFO [stderr] 
Dec 19 10:47:33.876 INFO [stderr] warning: variable does not need to be mutable
Dec 19 10:47:33.876 INFO [stderr]    --> src/lib.rs:158:13
Dec 19 10:47:33.876 INFO [stderr]     |
Dec 19 10:47:33.876 INFO [stderr] 158 |         let mut vec = index(&mut string);
Dec 19 10:47:33.876 INFO [stderr]     |             ----^^^
Dec 19 10:47:33.876 INFO [stderr]     |             |
Dec 19 10:47:33.876 INFO [stderr]     |             help: remove this `mut`
Dec 19 10:47:33.876 INFO [stderr] 
Dec 19 10:47:33.916 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Dec 19 10:47:34.592 INFO running `"docker" "inspect" "2ebeb18bde3a75c212e3a3a6e3f80359c90fe0568aff27ab59a50cc72ffe3956"`
Dec 19 10:47:34.994 INFO running `"docker" "rm" "-f" "2ebeb18bde3a75c212e3a3a6e3f80359c90fe0568aff27ab59a50cc72ffe3956"`
Dec 19 10:47:35.332 INFO [stdout] 2ebeb18bde3a75c212e3a3a6e3f80359c90fe0568aff27ab59a50cc72ffe3956