Dec 11 11:28:29.481 INFO checking quantum-dan/math against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 11:28:29.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 11:28:29.896 INFO [stdout] ad6442d29526091abb44be1fd1eb579063c5230e35b52271d417bd854e381223
Dec 11 11:28:29.898 INFO running `"docker" "start" "-a" "ad6442d29526091abb44be1fd1eb579063c5230e35b52271d417bd854e381223"`
Dec 11 11:28:31.734 INFO [stderr] usermod: no changes
Dec 11 11:28:31.804 INFO [stderr]     Checking math v0.1.0 (/source)
Dec 11 11:28:32.240 INFO [stderr] warning: method is never used: `negative`
Dec 11 11:28:32.240 INFO [stderr]   --> src/main.rs:45:5
Dec 11 11:28:32.240 INFO [stderr]    |
Dec 11 11:28:32.240 INFO [stderr] 45 |     fn negative(&self) -> Fraction {
Dec 11 11:28:32.240 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.240 INFO [stderr]    |
Dec 11 11:28:32.240 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 11:28:32.240 INFO [stderr] 
Dec 11 11:28:32.240 INFO [stderr] warning: method is never used: `sub`
Dec 11 11:28:32.240 INFO [stderr]   --> src/main.rs:48:5
Dec 11 11:28:32.240 INFO [stderr]    |
Dec 11 11:28:32.240 INFO [stderr] 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:32.240 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.240 INFO [stderr] 
Dec 11 11:28:32.240 INFO [stderr] warning: method is never used: `inverse`
Dec 11 11:28:32.240 INFO [stderr]   --> src/main.rs:51:5
Dec 11 11:28:32.240 INFO [stderr]    |
Dec 11 11:28:32.240 INFO [stderr] 51 |     fn inverse(&self) -> Fraction {
Dec 11 11:28:32.240 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.240 INFO [stderr] 
Dec 11 11:28:32.240 INFO [stderr] warning: method is never used: `div`
Dec 11 11:28:32.240 INFO [stderr]   --> src/main.rs:54:5
Dec 11 11:28:32.240 INFO [stderr]    |
Dec 11 11:28:32.240 INFO [stderr] 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:32.240 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.240 INFO [stderr] 
Dec 11 11:28:32.340 INFO [stderr] warning: method is never used: `negative`
Dec 11 11:28:32.340 INFO [stderr]   --> src/main.rs:45:5
Dec 11 11:28:32.340 INFO [stderr]    |
Dec 11 11:28:32.340 INFO [stderr] 45 |     fn negative(&self) -> Fraction {
Dec 11 11:28:32.340 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.340 INFO [stderr]    |
Dec 11 11:28:32.340 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 11:28:32.340 INFO [stderr] 
Dec 11 11:28:32.340 INFO [stderr] warning: method is never used: `sub`
Dec 11 11:28:32.340 INFO [stderr]   --> src/main.rs:48:5
Dec 11 11:28:32.340 INFO [stderr]    |
Dec 11 11:28:32.340 INFO [stderr] 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:32.340 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.340 INFO [stderr] 
Dec 11 11:28:32.341 INFO [stderr] warning: method is never used: `inverse`
Dec 11 11:28:32.341 INFO [stderr]   --> src/main.rs:51:5
Dec 11 11:28:32.341 INFO [stderr]    |
Dec 11 11:28:32.341 INFO [stderr] 51 |     fn inverse(&self) -> Fraction {
Dec 11 11:28:32.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.341 INFO [stderr] 
Dec 11 11:28:32.341 INFO [stderr] warning: method is never used: `div`
Dec 11 11:28:32.341 INFO [stderr]   --> src/main.rs:54:5
Dec 11 11:28:32.341 INFO [stderr]    |
Dec 11 11:28:32.341 INFO [stderr] 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:32.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:32.341 INFO [stderr] 
Dec 11 11:28:32.397 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 11 11:28:32.401 INFO [stderr] su: No module specific data is present
Dec 11 11:28:33.859 INFO running `"docker" "inspect" "ad6442d29526091abb44be1fd1eb579063c5230e35b52271d417bd854e381223"`
Dec 11 11:28:34.182 INFO running `"docker" "rm" "-f" "ad6442d29526091abb44be1fd1eb579063c5230e35b52271d417bd854e381223"`
Dec 11 11:28:34.528 INFO [stdout] ad6442d29526091abb44be1fd1eb579063c5230e35b52271d417bd854e381223