Dec 17 16:38:45.252 INFO checking rschmertz/lis-parse-rust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:38:45.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 16:38:45.705 INFO [stdout] 1f2fb78fdec3ae7861f2525592d13110c5ff545e20549462340052a1a1a2e62e
Dec 17 16:38:45.707 INFO running `"docker" "start" "-a" "1f2fb78fdec3ae7861f2525592d13110c5ff545e20549462340052a1a1a2e62e"`
Dec 17 16:38:47.344 INFO [stderr]     Checking regex-syntax v0.2.2
Dec 17 16:38:47.344 INFO [stderr]     Checking memchr v0.1.7
Dec 17 16:38:47.381 INFO [stderr]     Checking clap v2.20.4
Dec 17 16:38:47.920 INFO [stderr]     Checking aho-corasick v0.4.0
Dec 17 16:38:49.240 INFO [stderr]     Checking regex v0.1.44
Dec 17 16:38:54.286 INFO [stderr]     Checking lis-parse-rust v0.1.0 (/opt/crater/workdir)
Dec 17 16:38:54.429 INFO [stderr] warning: unused import: `Arg`
Dec 17 16:38:54.429 INFO [stderr]  --> src/main.rs:3:17
Dec 17 16:38:54.429 INFO [stderr]   |
Dec 17 16:38:54.429 INFO [stderr] 3 | use clap::{App, Arg};
Dec 17 16:38:54.429 INFO [stderr]   |                 ^^^
Dec 17 16:38:54.429 INFO [stderr]   |
Dec 17 16:38:54.429 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 16:38:54.429 INFO [stderr] 
Dec 17 16:38:54.429 INFO [stderr] warning: unused import: `std::error::Error`
Dec 17 16:38:54.429 INFO [stderr]  --> src/main.rs:8:5
Dec 17 16:38:54.429 INFO [stderr]   |
Dec 17 16:38:54.429 INFO [stderr] 8 | use std::error::Error;
Dec 17 16:38:54.429 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 16:38:54.429 INFO [stderr] 
Dec 17 16:38:54.429 INFO [stderr] warning: unused import: `std::path::Path`
Dec 17 16:38:54.429 INFO [stderr]   --> src/main.rs:13:5
Dec 17 16:38:54.429 INFO [stderr]    |
Dec 17 16:38:54.429 INFO [stderr] 13 | use std::path::Path;
Dec 17 16:38:54.429 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 17 16:38:54.429 INFO [stderr] 
Dec 17 16:38:54.441 INFO [stderr] warning: unused import: `Arg`
Dec 17 16:38:54.441 INFO [stderr]  --> src/main.rs:3:17
Dec 17 16:38:54.441 INFO [stderr]   |
Dec 17 16:38:54.441 INFO [stderr] 3 | use clap::{App, Arg};
Dec 17 16:38:54.441 INFO [stderr]   |                 ^^^
Dec 17 16:38:54.441 INFO [stderr]   |
Dec 17 16:38:54.441 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 16:38:54.441 INFO [stderr] 
Dec 17 16:38:54.461 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 17 16:38:54.461 INFO [stderr]   --> src/main.rs:12:5
Dec 17 16:38:54.461 INFO [stderr]    |
Dec 17 16:38:54.461 INFO [stderr] 12 | use std::io::prelude::*;
Dec 17 16:38:54.461 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 16:38:54.461 INFO [stderr] 
Dec 17 16:38:54.472 INFO [stderr] warning: function is never used: `tokenize`
Dec 17 16:38:54.472 INFO [stderr]   --> src/main.rs:23:1
Dec 17 16:38:54.472 INFO [stderr]    |
Dec 17 16:38:54.472 INFO [stderr] 23 | fn tokenize(s: &str) -> Vec<&str> {
Dec 17 16:38:54.472 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:38:54.472 INFO [stderr]    |
Dec 17 16:38:54.472 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:38:54.472 INFO [stderr] 
Dec 17 16:38:54.472 INFO [stderr] warning: function is never used: `line_get`
Dec 17 16:38:54.472 INFO [stderr]   --> src/main.rs:42:1
Dec 17 16:38:54.472 INFO [stderr]    |
Dec 17 16:38:54.472 INFO [stderr] 42 | fn line_get(li: &mut Lines<BufReader<File>>) -> Option<String> {
Dec 17 16:38:54.472 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:38:54.472 INFO [stderr] 
Dec 17 16:38:54.512 INFO [stderr] warning: unused variable: `line2`
Dec 17 16:38:54.512 INFO [stderr]    --> src/main.rs:106:9
Dec 17 16:38:54.512 INFO [stderr]     |
Dec 17 16:38:54.512 INFO [stderr] 106 |     let line2 = line_get(&mut line_iter);
Dec 17 16:38:54.512 INFO [stderr]     |         ^^^^^ help: consider using `_line2` instead
Dec 17 16:38:54.512 INFO [stderr]     |
Dec 17 16:38:54.512 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 16:38:54.512 INFO [stderr] 
Dec 17 16:38:54.548 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.30s
Dec 17 16:38:54.894 INFO running `"docker" "inspect" "1f2fb78fdec3ae7861f2525592d13110c5ff545e20549462340052a1a1a2e62e"`
Dec 17 16:38:55.122 INFO running `"docker" "rm" "-f" "1f2fb78fdec3ae7861f2525592d13110c5ff545e20549462340052a1a1a2e62e"`
Dec 17 16:38:55.324 INFO [stdout] 1f2fb78fdec3ae7861f2525592d13110c5ff545e20549462340052a1a1a2e62e