Dec 17 12:11:13.121 INFO checking wbigger/RustIntro against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 12:11:13.121 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/wbigger/RustIntro:/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 12:11:13.592 INFO [stdout] 41368fd49c323619a04b5b8b48b9bb24208ba2d24e69a65e33c342c36ca7cfa1
Dec 17 12:11:13.598 INFO running `"docker" "start" "-a" "41368fd49c323619a04b5b8b48b9bb24208ba2d24e69a65e33c342c36ca7cfa1"`
Dec 17 12:11:15.644 INFO [stderr]     Checking RustIntro v0.1.0 (/opt/crater/workdir)
Dec 17 12:11:15.872 INFO [stderr] warning: unused variable: `s1`
Dec 17 12:11:15.872 INFO [stderr]  --> src/lifetime.rs:5:10
Dec 17 12:11:15.872 INFO [stderr]   |
Dec 17 12:11:15.872 INFO [stderr] 5 |     let (s1,s2) = line.split_at(prefix.len());
Dec 17 12:11:15.872 INFO [stderr]   |          ^^ help: consider using `_s1` instead
Dec 17 12:11:15.872 INFO [stderr]   |
Dec 17 12:11:15.872 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 12:11:15.872 INFO [stderr] 
Dec 17 12:11:16.000 INFO [stderr] warning: unused variable: `s1`
Dec 17 12:11:16.000 INFO [stderr]  --> src/lifetime.rs:5:10
Dec 17 12:11:16.000 INFO [stderr]   |
Dec 17 12:11:16.000 INFO [stderr] 5 |     let (s1,s2) = line.split_at(prefix.len());
Dec 17 12:11:16.000 INFO [stderr]   |          ^^ help: consider using `_s1` instead
Dec 17 12:11:16.000 INFO [stderr]   |
Dec 17 12:11:16.000 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 12:11:16.000 INFO [stderr] 
Dec 17 12:11:16.000 INFO [stderr] warning: unused variable: `vec`
Dec 17 12:11:16.000 INFO [stderr]  --> src/ownership.rs:2:9
Dec 17 12:11:16.000 INFO [stderr]   |
Dec 17 12:11:16.000 INFO [stderr] 2 | fn take(vec: Vec<i32>) {
Dec 17 12:11:16.000 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 17 12:11:16.000 INFO [stderr]   |
Dec 17 12:11:16.000 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 12:11:16.000 INFO [stderr] 
Dec 17 12:11:16.068 INFO [stderr] warning: unused variable: `vec`
Dec 17 12:11:16.068 INFO [stderr]  --> src/ownership.rs:2:9
Dec 17 12:11:16.068 INFO [stderr]   |
Dec 17 12:11:16.068 INFO [stderr] 2 | fn take(vec: Vec<i32>) {
Dec 17 12:11:16.068 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 17 12:11:16.068 INFO [stderr] warning: unused variable: `vec`
Dec 17 12:11:16.068 INFO [stderr]  --> src/borrowing.rs:2:9
Dec 17 12:11:16.068 INFO [stderr]   |
Dec 17 12:11:16.068 INFO [stderr] 2 | fn user(vec: &Vec<i32>) {
Dec 17 12:11:16.068 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 17 12:11:16.068 INFO [stderr]   |
Dec 17 12:11:16.068 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 12:11:16.068 INFO [stderr] 
Dec 17 12:11:16.069 INFO [stderr]   |
Dec 17 12:11:16.069 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 12:11:16.069 INFO [stderr] 
Dec 17 12:11:16.172 INFO [stderr] warning: unused variable: `vec`
Dec 17 12:11:16.172 INFO [stderr]  --> src/borrowing.rs:2:9
Dec 17 12:11:16.172 INFO [stderr]   |
Dec 17 12:11:16.172 INFO [stderr] 2 | fn user(vec: &Vec<i32>) {
Dec 17 12:11:16.172 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 17 12:11:16.172 INFO [stderr]   |
Dec 17 12:11:16.172 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 12:11:16.172 INFO [stderr] 
Dec 17 12:11:16.212 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 17 12:11:17.634 INFO running `"docker" "inspect" "41368fd49c323619a04b5b8b48b9bb24208ba2d24e69a65e33c342c36ca7cfa1"`
Dec 17 12:11:18.014 INFO running `"docker" "rm" "-f" "41368fd49c323619a04b5b8b48b9bb24208ba2d24e69a65e33c342c36ca7cfa1"`
Dec 17 12:11:18.336 INFO [stdout] 41368fd49c323619a04b5b8b48b9bb24208ba2d24e69a65e33c342c36ca7cfa1