Dec 04 07:19:17.266 INFO checking wbigger/RustIntro against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 07:19:17.266 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 07:19:17.723 INFO [stdout] c0570357d599b17b7facbf9b9e4f5925d1129c44d22c32e963e80db15383def2
Dec 04 07:19:17.731 INFO running `"docker" "start" "-a" "c0570357d599b17b7facbf9b9e4f5925d1129c44d22c32e963e80db15383def2"`
Dec 04 07:19:19.082 INFO [stderr] usermod: no changes
Dec 04 07:19:19.151 INFO [stderr]     Checking RustIntro v0.1.0 (/source)
Dec 04 07:19:19.663 INFO [stderr] warning: unused variable: `vec`
Dec 04 07:19:19.663 INFO [stderr]  --> src/borrowing.rs:2:9
Dec 04 07:19:19.663 INFO [stderr]   |
Dec 04 07:19:19.663 INFO [stderr] 2 | fn user(vec: &Vec<i32>) {
Dec 04 07:19:19.663 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 04 07:19:19.663 INFO [stderr]   |
Dec 04 07:19:19.663 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 07:19:19.663 INFO [stderr] 
Dec 04 07:19:19.686 INFO [stderr] warning: unused variable: `vec`
Dec 04 07:19:19.686 INFO [stderr]  --> src/ownership.rs:2:9
Dec 04 07:19:19.687 INFO [stderr]   |
Dec 04 07:19:19.687 INFO [stderr] 2 | fn take(vec: Vec<i32>) {
Dec 04 07:19:19.687 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 04 07:19:19.707 INFO [stderr]   |
Dec 04 07:19:19.707 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 07:19:19.707 INFO [stderr] 
Dec 04 07:19:19.707 INFO [stderr] warning: unused variable: `vec`
Dec 04 07:19:19.707 INFO [stderr]  --> src/borrowing.rs:2:9
Dec 04 07:19:19.707 INFO [stderr]   |
Dec 04 07:19:19.707 INFO [stderr] 2 | fn user(vec: &Vec<i32>) {
Dec 04 07:19:19.707 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 04 07:19:19.707 INFO [stderr]   |
Dec 04 07:19:19.707 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 07:19:19.707 INFO [stderr] 
Dec 04 07:19:19.767 INFO [stderr] warning: unused variable: `s1`
Dec 04 07:19:19.767 INFO [stderr]  --> src/lifetime.rs:5:10
Dec 04 07:19:19.767 INFO [stderr]   |
Dec 04 07:19:19.767 INFO [stderr] 5 |     let (s1,s2) = line.split_at(prefix.len());
Dec 04 07:19:19.767 INFO [stderr]   |          ^^ help: consider using `_s1` instead
Dec 04 07:19:19.771 INFO [stderr]   |
Dec 04 07:19:19.775 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 07:19:19.775 INFO [stderr] 
Dec 04 07:19:19.807 INFO [stderr] warning: unused variable: `vec`
Dec 04 07:19:19.807 INFO [stderr]  --> src/ownership.rs:2:9
Dec 04 07:19:19.808 INFO [stderr]   |
Dec 04 07:19:19.808 INFO [stderr] 2 | fn take(vec: Vec<i32>) {
Dec 04 07:19:19.808 INFO [stderr]   |         ^^^ help: consider using `_vec` instead
Dec 04 07:19:19.808 INFO [stderr]   |
Dec 04 07:19:19.809 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 07:19:19.809 INFO [stderr] 
Dec 04 07:19:19.815 INFO [stderr] warning: unused variable: `s1`
Dec 04 07:19:19.815 INFO [stderr]  --> src/lifetime.rs:5:10
Dec 04 07:19:19.815 INFO [stderr]   |
Dec 04 07:19:19.815 INFO [stderr] 5 |     let (s1,s2) = line.split_at(prefix.len());
Dec 04 07:19:19.815 INFO [stderr]   |          ^^ help: consider using `_s1` instead
Dec 04 07:19:19.815 INFO [stderr]   |
Dec 04 07:19:19.815 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 07:19:19.815 INFO [stderr] 
Dec 04 07:19:19.867 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 04 07:19:19.870 INFO [stderr] su: No module specific data is present
Dec 04 07:19:20.595 INFO running `"docker" "inspect" "c0570357d599b17b7facbf9b9e4f5925d1129c44d22c32e963e80db15383def2"`
Dec 04 07:19:20.915 INFO running `"docker" "rm" "-f" "c0570357d599b17b7facbf9b9e4f5925d1129c44d22c32e963e80db15383def2"`
Dec 04 07:19:21.174 INFO [stdout] c0570357d599b17b7facbf9b9e4f5925d1129c44d22c32e963e80db15383def2