Dec 11 13:18:35.581 INFO checking mpdrescher/latex-preprocessor against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:18:35.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 13:18:36.080 INFO [stdout] 973c7b1a6f854c866771f8e56a88ec3cdd1fea9cfc27bfc1ecb501fadb6aac4e
Dec 11 13:18:36.082 INFO running `"docker" "start" "-a" "973c7b1a6f854c866771f8e56a88ec3cdd1fea9cfc27bfc1ecb501fadb6aac4e"`
Dec 11 13:18:39.027 INFO [stderr] usermod: no changes
Dec 11 13:18:39.096 INFO [stderr]     Checking latex-preprocessor v0.1.0 (/source)
Dec 11 13:18:39.684 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 13:18:39.684 INFO [stderr]    --> src/main.rs:181:44
Dec 11 13:18:39.684 INFO [stderr]     |
Dec 11 13:18:39.684 INFO [stderr] 181 |       string.into_iter().fold(String::new(), (|mut acc, x| {
Dec 11 13:18:39.684 INFO [stderr]     |  ____________________________________________^
Dec 11 13:18:39.684 INFO [stderr] 182 | |         acc.push_str(prefix);
Dec 11 13:18:39.684 INFO [stderr] 183 | |         acc.push_str(&x);
Dec 11 13:18:39.684 INFO [stderr] 184 | |         acc.push_str(suffix); 
Dec 11 13:18:39.684 INFO [stderr] 185 | |         acc
Dec 11 13:18:39.684 INFO [stderr] 186 | |     }))
Dec 11 13:18:39.684 INFO [stderr]     | |______^
Dec 11 13:18:39.684 INFO [stderr]     |
Dec 11 13:18:39.684 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 11 13:18:39.684 INFO [stderr] help: remove these parentheses
Dec 11 13:18:39.684 INFO [stderr]     |
Dec 11 13:18:39.684 INFO [stderr] 181 |     string.into_iter().fold(String::new(), |mut acc, x| {
Dec 11 13:18:39.684 INFO [stderr] 182 |         acc.push_str(prefix);
Dec 11 13:18:39.684 INFO [stderr] 183 |         acc.push_str(&x);
Dec 11 13:18:39.684 INFO [stderr] 184 |         acc.push_str(suffix); 
Dec 11 13:18:39.684 INFO [stderr] 185 |         acc
Dec 11 13:18:39.684 INFO [stderr] 186 |     })
Dec 11 13:18:39.684 INFO [stderr]     |
Dec 11 13:18:39.684 INFO [stderr] 
Dec 11 13:18:39.764 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 13:18:39.764 INFO [stderr]    --> src/main.rs:181:44
Dec 11 13:18:39.764 INFO [stderr]     |
Dec 11 13:18:39.764 INFO [stderr] 181 |       string.into_iter().fold(String::new(), (|mut acc, x| {
Dec 11 13:18:39.764 INFO [stderr]     |  ____________________________________________^
Dec 11 13:18:39.764 INFO [stderr] 182 | |         acc.push_str(prefix);
Dec 11 13:18:39.764 INFO [stderr] 183 | |         acc.push_str(&x);
Dec 11 13:18:39.764 INFO [stderr] 184 | |         acc.push_str(suffix); 
Dec 11 13:18:39.764 INFO [stderr] 185 | |         acc
Dec 11 13:18:39.764 INFO [stderr] 186 | |     }))
Dec 11 13:18:39.764 INFO [stderr]     | |______^
Dec 11 13:18:39.765 INFO [stderr]     |
Dec 11 13:18:39.765 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 11 13:18:39.765 INFO [stderr] help: remove these parentheses
Dec 11 13:18:39.765 INFO [stderr]     |
Dec 11 13:18:39.765 INFO [stderr] 181 |     string.into_iter().fold(String::new(), |mut acc, x| {
Dec 11 13:18:39.765 INFO [stderr] 182 |         acc.push_str(prefix);
Dec 11 13:18:39.765 INFO [stderr] 183 |         acc.push_str(&x);
Dec 11 13:18:39.765 INFO [stderr] 184 |         acc.push_str(suffix); 
Dec 11 13:18:39.765 INFO [stderr] 185 |         acc
Dec 11 13:18:39.765 INFO [stderr] 186 |     })
Dec 11 13:18:39.765 INFO [stderr]     |
Dec 11 13:18:39.765 INFO [stderr] 
Dec 11 13:18:40.041 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 11 13:18:40.044 INFO [stderr] su: No module specific data is present
Dec 11 13:18:41.631 INFO running `"docker" "inspect" "973c7b1a6f854c866771f8e56a88ec3cdd1fea9cfc27bfc1ecb501fadb6aac4e"`
Dec 11 13:18:41.990 INFO running `"docker" "rm" "-f" "973c7b1a6f854c866771f8e56a88ec3cdd1fea9cfc27bfc1ecb501fadb6aac4e"`
Dec 11 13:18:42.356 INFO [stdout] 973c7b1a6f854c866771f8e56a88ec3cdd1fea9cfc27bfc1ecb501fadb6aac4e