Dec 04 12:04:15.116 INFO checking quantum-dan/math against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 12:04:15.116 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 12:04:15.591 INFO [stdout] 4044d86e4619f8065e69c31610b547a2d6b0a2ff46a699a068a8847791a696f9
Dec 04 12:04:15.596 INFO running `"docker" "start" "-a" "4044d86e4619f8065e69c31610b547a2d6b0a2ff46a699a068a8847791a696f9"`
Dec 04 12:04:16.903 INFO [stderr] usermod: no changes
Dec 04 12:04:16.963 INFO [stderr]     Checking math v0.1.0 (/source)
Dec 04 12:04:17.303 INFO [stderr] warning: method is never used: `negative`
Dec 04 12:04:17.303 INFO [stderr]   --> src/main.rs:45:5
Dec 04 12:04:17.303 INFO [stderr]    |
Dec 04 12:04:17.303 INFO [stderr] 45 |     fn negative(&self) -> Fraction {
Dec 04 12:04:17.303 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.303 INFO [stderr]    |
Dec 04 12:04:17.303 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 12:04:17.303 INFO [stderr] 
Dec 04 12:04:17.311 INFO [stderr] warning: method is never used: `sub`
Dec 04 12:04:17.311 INFO [stderr]   --> src/main.rs:48:5
Dec 04 12:04:17.311 INFO [stderr]    |
Dec 04 12:04:17.311 INFO [stderr] 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Dec 04 12:04:17.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.311 INFO [stderr] 
Dec 04 12:04:17.311 INFO [stderr] warning: method is never used: `inverse`
Dec 04 12:04:17.311 INFO [stderr]   --> src/main.rs:51:5
Dec 04 12:04:17.311 INFO [stderr]    |
Dec 04 12:04:17.311 INFO [stderr] 51 |     fn inverse(&self) -> Fraction {
Dec 04 12:04:17.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.311 INFO [stderr] 
Dec 04 12:04:17.311 INFO [stderr] warning: method is never used: `div`
Dec 04 12:04:17.311 INFO [stderr]   --> src/main.rs:54:5
Dec 04 12:04:17.311 INFO [stderr]    |
Dec 04 12:04:17.311 INFO [stderr] 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Dec 04 12:04:17.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.311 INFO [stderr] 
Dec 04 12:04:17.487 INFO [stderr] warning: method is never used: `negative`
Dec 04 12:04:17.487 INFO [stderr]   --> src/main.rs:45:5
Dec 04 12:04:17.487 INFO [stderr]    |
Dec 04 12:04:17.487 INFO [stderr] 45 |     fn negative(&self) -> Fraction {
Dec 04 12:04:17.487 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.487 INFO [stderr]    |
Dec 04 12:04:17.487 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 12:04:17.487 INFO [stderr] 
Dec 04 12:04:17.487 INFO [stderr] warning: method is never used: `sub`
Dec 04 12:04:17.487 INFO [stderr]   --> src/main.rs:48:5
Dec 04 12:04:17.487 INFO [stderr]    |
Dec 04 12:04:17.487 INFO [stderr] 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Dec 04 12:04:17.487 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.487 INFO [stderr] 
Dec 04 12:04:17.487 INFO [stderr] warning: method is never used: `inverse`
Dec 04 12:04:17.487 INFO [stderr]   --> src/main.rs:51:5
Dec 04 12:04:17.487 INFO [stderr]    |
Dec 04 12:04:17.487 INFO [stderr] 51 |     fn inverse(&self) -> Fraction {
Dec 04 12:04:17.487 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.487 INFO [stderr] 
Dec 04 12:04:17.487 INFO [stderr] warning: method is never used: `div`
Dec 04 12:04:17.487 INFO [stderr]   --> src/main.rs:54:5
Dec 04 12:04:17.487 INFO [stderr]    |
Dec 04 12:04:17.487 INFO [stderr] 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Dec 04 12:04:17.487 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:04:17.487 INFO [stderr] 
Dec 04 12:04:17.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Dec 04 12:04:17.515 INFO [stderr] su: No module specific data is present
Dec 04 12:04:18.547 INFO running `"docker" "inspect" "4044d86e4619f8065e69c31610b547a2d6b0a2ff46a699a068a8847791a696f9"`
Dec 04 12:04:18.921 INFO running `"docker" "rm" "-f" "4044d86e4619f8065e69c31610b547a2d6b0a2ff46a699a068a8847791a696f9"`
Dec 04 12:04:19.271 INFO [stdout] 4044d86e4619f8065e69c31610b547a2d6b0a2ff46a699a068a8847791a696f9