Dec 11 19:03:02.836 INFO checking emawutor/minigrep_emmanuel against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 19:03:02.836 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 19:03:03.244 INFO [stdout] d0e1b40f1750fe8d3ac0e089a1137be7733957b47ad0b1239574b610ef8869db
Dec 11 19:03:03.245 INFO running `"docker" "start" "-a" "d0e1b40f1750fe8d3ac0e089a1137be7733957b47ad0b1239574b610ef8869db"`
Dec 11 19:03:04.942 INFO [stderr] usermod: no changes
Dec 11 19:03:04.979 INFO [stderr]     Checking minigrep_emmanuel v0.1.0 (/source)
Dec 11 19:03:05.436 INFO [stderr] warning: unused import: `super::*`
Dec 11 19:03:05.436 INFO [stderr]   --> src/lib.rs:67:9
Dec 11 19:03:05.436 INFO [stderr]    |
Dec 11 19:03:05.436 INFO [stderr] 67 |     use super::*;
Dec 11 19:03:05.436 INFO [stderr]    |         ^^^^^^^^
Dec 11 19:03:05.436 INFO [stderr]    |
Dec 11 19:03:05.436 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 19:03:05.436 INFO [stderr] 
Dec 11 19:03:05.496 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:03:05.496 INFO [stderr]   --> src/lib.rs:58:36
Dec 11 19:03:05.496 INFO [stderr]    |
Dec 11 19:03:05.496 INFO [stderr] 58 | pub fn search_case_insensitive<'a>(mut query: &str, contents: &'a str) -> Vec<&'a str> {
Dec 11 19:03:05.496 INFO [stderr]    |                                    ----^^^^^
Dec 11 19:03:05.496 INFO [stderr]    |                                    |
Dec 11 19:03:05.496 INFO [stderr]    |                                    help: remove this `mut`
Dec 11 19:03:05.496 INFO [stderr]    |
Dec 11 19:03:05.496 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 19:03:05.496 INFO [stderr] 
Dec 11 19:03:06.060 INFO [stderr] warning: variable does not need to be mutable
Dec 11 19:03:06.060 INFO [stderr]   --> src/lib.rs:58:36
Dec 11 19:03:06.060 INFO [stderr]    |
Dec 11 19:03:06.060 INFO [stderr] 58 | pub fn search_case_insensitive<'a>(mut query: &str, contents: &'a str) -> Vec<&'a str> {
Dec 11 19:03:06.060 INFO [stderr]    |                                    ----^^^^^
Dec 11 19:03:06.060 INFO [stderr]    |                                    |
Dec 11 19:03:06.060 INFO [stderr]    |                                    help: remove this `mut`
Dec 11 19:03:06.060 INFO [stderr]    |
Dec 11 19:03:06.060 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 19:03:06.060 INFO [stderr] 
Dec 11 19:03:06.476 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
Dec 11 19:03:06.480 INFO [stderr] su: No module specific data is present
Dec 11 19:03:07.038 INFO running `"docker" "inspect" "d0e1b40f1750fe8d3ac0e089a1137be7733957b47ad0b1239574b610ef8869db"`
Dec 11 19:03:07.250 INFO running `"docker" "rm" "-f" "d0e1b40f1750fe8d3ac0e089a1137be7733957b47ad0b1239574b610ef8869db"`
Dec 11 19:03:07.552 INFO [stdout] d0e1b40f1750fe8d3ac0e089a1137be7733957b47ad0b1239574b610ef8869db