Dec 17 16:38:44.757 INFO checking rschmertz/lis-parse-rust against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 16:38:44.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/rschmertz/lis-parse-rust:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 16:38:45.184 INFO [stdout] 91057fa19a59e2c3247c5ba3cc33fb9eb2ff947e8a44d53e905156447d7dc0b8
Dec 17 16:38:45.186 INFO running `"docker" "start" "-a" "91057fa19a59e2c3247c5ba3cc33fb9eb2ff947e8a44d53e905156447d7dc0b8"`
Dec 17 16:38:46.854 INFO [stderr]     Checking regex-syntax v0.2.2
Dec 17 16:38:46.855 INFO [stderr]     Checking memchr v0.1.7
Dec 17 16:38:46.872 INFO [stderr]     Checking clap v2.20.4
Dec 17 16:38:47.096 INFO [stderr]     Checking aho-corasick v0.4.0
Dec 17 16:38:49.165 INFO [stderr]     Checking regex v0.1.44
Dec 17 16:38:54.177 INFO [stderr]     Checking lis-parse-rust v0.1.0 (/opt/crater/workdir)
Dec 17 16:38:54.330 INFO [stderr] warning: unused import: `Arg`
Dec 17 16:38:54.330 INFO [stderr]  --> src/main.rs:3:17
Dec 17 16:38:54.330 INFO [stderr]   |
Dec 17 16:38:54.330 INFO [stderr] 3 | use clap::{App, Arg};
Dec 17 16:38:54.330 INFO [stderr]   |                 ^^^
Dec 17 16:38:54.330 INFO [stderr]   |
Dec 17 16:38:54.330 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 16:38:54.330 INFO [stderr] 
Dec 17 16:38:54.330 INFO [stderr] warning: unused import: `std::error::Error`
Dec 17 16:38:54.330 INFO [stderr]  --> src/main.rs:8:5
Dec 17 16:38:54.330 INFO [stderr]   |
Dec 17 16:38:54.330 INFO [stderr] 8 | use std::error::Error;
Dec 17 16:38:54.330 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 16:38:54.330 INFO [stderr] 
Dec 17 16:38:54.330 INFO [stderr] warning: unused import: `std::path::Path`
Dec 17 16:38:54.330 INFO [stderr]   --> src/main.rs:13:5
Dec 17 16:38:54.330 INFO [stderr]    |
Dec 17 16:38:54.330 INFO [stderr] 13 | use std::path::Path;
Dec 17 16:38:54.330 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 17 16:38:54.330 INFO [stderr] 
Dec 17 16:38:54.348 INFO [stderr] warning: unused import: `Arg`
Dec 17 16:38:54.348 INFO [stderr]  --> src/main.rs:3:17
Dec 17 16:38:54.348 INFO [stderr]   |
Dec 17 16:38:54.348 INFO [stderr] 3 | use clap::{App, Arg};
Dec 17 16:38:54.348 INFO [stderr]   |                 ^^^
Dec 17 16:38:54.348 INFO [stderr]   |
Dec 17 16:38:54.348 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 16:38:54.348 INFO [stderr] 
Dec 17 16:38:54.380 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 17 16:38:54.380 INFO [stderr]   --> src/main.rs:12:5
Dec 17 16:38:54.380 INFO [stderr]    |
Dec 17 16:38:54.380 INFO [stderr] 12 | use std::io::prelude::*;
Dec 17 16:38:54.380 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 16:38:54.380 INFO [stderr] 
Dec 17 16:38:54.388 INFO [stderr] warning: function is never used: `tokenize`
Dec 17 16:38:54.388 INFO [stderr]   --> src/main.rs:23:1
Dec 17 16:38:54.388 INFO [stderr]    |
Dec 17 16:38:54.388 INFO [stderr] 23 | fn tokenize(s: &str) -> Vec<&str> {
Dec 17 16:38:54.388 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:38:54.388 INFO [stderr]    |
Dec 17 16:38:54.388 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:38:54.388 INFO [stderr] 
Dec 17 16:38:54.388 INFO [stderr] warning: function is never used: `line_get`
Dec 17 16:38:54.388 INFO [stderr]   --> src/main.rs:42:1
Dec 17 16:38:54.388 INFO [stderr]    |
Dec 17 16:38:54.388 INFO [stderr] 42 | fn line_get(li: &mut Lines<BufReader<File>>) -> Option<String> {
Dec 17 16:38:54.388 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:38:54.388 INFO [stderr] 
Dec 17 16:38:54.407 INFO [stderr] warning: unused variable: `line2`
Dec 17 16:38:54.407 INFO [stderr]    --> src/main.rs:106:9
Dec 17 16:38:54.407 INFO [stderr]     |
Dec 17 16:38:54.407 INFO [stderr] 106 |     let line2 = line_get(&mut line_iter);
Dec 17 16:38:54.408 INFO [stderr]     |         ^^^^^ help: consider using `_line2` instead
Dec 17 16:38:54.408 INFO [stderr]     |
Dec 17 16:38:54.408 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 16:38:54.408 INFO [stderr] 
Dec 17 16:38:54.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
Dec 17 16:38:54.696 INFO running `"docker" "inspect" "91057fa19a59e2c3247c5ba3cc33fb9eb2ff947e8a44d53e905156447d7dc0b8"`
Dec 17 16:38:54.773 INFO running `"docker" "rm" "-f" "91057fa19a59e2c3247c5ba3cc33fb9eb2ff947e8a44d53e905156447d7dc0b8"`
Dec 17 16:38:54.882 INFO [stdout] 91057fa19a59e2c3247c5ba3cc33fb9eb2ff947e8a44d53e905156447d7dc0b8