Dec 11 07:13:09.423 INFO checking tuvistavie/rust-simple-nn against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 07:13:09.423 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 07:13:09.989 INFO [stdout] f140b97b547c10286843ec1cab0564705d387def2e387b0af21c7c22c81afab4
Dec 11 07:13:09.992 INFO running `"docker" "start" "-a" "f140b97b547c10286843ec1cab0564705d387def2e387b0af21c7c22c81afab4"`
Dec 11 07:13:12.913 INFO [stderr] usermod: no changes
Dec 11 07:13:13.004 INFO [stderr]     Checking simple_nn v0.1.0 (/source)
Dec 11 07:13:16.747 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 11 07:13:16.747 INFO [stderr]   --> tests/linalg_matrix.rs:35:5
Dec 11 07:13:16.747 INFO [stderr]    |
Dec 11 07:13:16.747 INFO [stderr] 35 |     &matrix + &other;
Dec 11 07:13:16.747 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 07:13:16.747 INFO [stderr]    |
Dec 11 07:13:16.747 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 07:13:16.747 INFO [stderr] 
Dec 11 07:13:17.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.26s
Dec 11 07:13:17.208 INFO [stderr] su: No module specific data is present
Dec 11 07:13:18.671 INFO running `"docker" "inspect" "f140b97b547c10286843ec1cab0564705d387def2e387b0af21c7c22c81afab4"`
Dec 11 07:13:19.038 INFO running `"docker" "rm" "-f" "f140b97b547c10286843ec1cab0564705d387def2e387b0af21c7c22c81afab4"`
Dec 11 07:13:19.452 INFO [stdout] f140b97b547c10286843ec1cab0564705d387def2e387b0af21c7c22c81afab4