Dec 11 05:08:42.985 INFO checking zhangaz1/TheRustProgrammingLanguageBookExamples against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 05:08:42.985 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 05:08:43.496 INFO [stdout] 90d5dd5fd6dce29bccf9b79c006d64ec6062fbdac73e244de28a00c4563cb660
Dec 11 05:08:43.502 INFO running `"docker" "start" "-a" "90d5dd5fd6dce29bccf9b79c006d64ec6062fbdac73e244de28a00c4563cb660"`
Dec 11 05:08:45.435 INFO [stderr] usermod: no changes
Dec 11 05:08:45.500 INFO [stderr]     Checking TheRustProgrammingLanguageBookExamples v0.1.0 (/source)
Dec 11 05:08:45.712 INFO [stderr] warning: unused variable: `y`
Dec 11 05:08:45.712 INFO [stderr]  --> src/main.rs:5:13
Dec 11 05:08:45.712 INFO [stderr]   |
Dec 11 05:08:45.712 INFO [stderr] 5 |         let y = &x[0];
Dec 11 05:08:45.712 INFO [stderr]   |             ^ help: consider using `_y` instead
Dec 11 05:08:45.712 INFO [stderr]   |
Dec 11 05:08:45.712 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 11 05:08:45.712 INFO [stderr] 
Dec 11 05:08:45.712 INFO [stderr] warning: crate `TheRustProgrammingLanguageBookExamples` should have a snake case name such as `the_rust_programming_language_book_examples`
Dec 11 05:08:45.712 INFO [stderr]   |
Dec 11 05:08:45.712 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 05:08:45.712 INFO [stderr] 
Dec 11 05:08:45.776 INFO [stderr] warning: unused variable: `y`
Dec 11 05:08:45.776 INFO [stderr]  --> src/main.rs:5:13
Dec 11 05:08:45.776 INFO [stderr]   |
Dec 11 05:08:45.776 INFO [stderr] 5 |         let y = &x[0];
Dec 11 05:08:45.776 INFO [stderr]   |             ^ help: consider using `_y` instead
Dec 11 05:08:45.776 INFO [stderr]   |
Dec 11 05:08:45.776 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 11 05:08:45.776 INFO [stderr] 
Dec 11 05:08:45.776 INFO [stderr] warning: crate `TheRustProgrammingLanguageBookExamples` should have a snake case name such as `the_rust_programming_language_book_examples`
Dec 11 05:08:45.776 INFO [stderr]   |
Dec 11 05:08:45.776 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 05:08:45.776 INFO [stderr] 
Dec 11 05:08:45.832 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
Dec 11 05:08:45.836 INFO [stderr] su: No module specific data is present
Dec 11 05:08:47.388 INFO running `"docker" "inspect" "90d5dd5fd6dce29bccf9b79c006d64ec6062fbdac73e244de28a00c4563cb660"`
Dec 11 05:08:47.660 INFO running `"docker" "rm" "-f" "90d5dd5fd6dce29bccf9b79c006d64ec6062fbdac73e244de28a00c4563cb660"`
Dec 11 05:08:48.060 INFO [stdout] 90d5dd5fd6dce29bccf9b79c006d64ec6062fbdac73e244de28a00c4563cb660