Dec 11 11:28:34.611 INFO checking quantum-dan/math against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 11:28:34.611 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 11:28:35.068 INFO [stdout] 5e340167446ba9b6613e7e9b5c4f99cb675fff5840144198556583a4b83ca131
Dec 11 11:28:35.070 INFO running `"docker" "start" "-a" "5e340167446ba9b6613e7e9b5c4f99cb675fff5840144198556583a4b83ca131"`
Dec 11 11:28:36.467 INFO [stderr] usermod: no changes
Dec 11 11:28:36.520 INFO [stderr]     Checking math v0.1.0 (/source)
Dec 11 11:28:37.101 INFO [stderr] warning: method is never used: `negative`
Dec 11 11:28:37.101 INFO [stderr]   --> src/main.rs:45:5
Dec 11 11:28:37.101 INFO [stderr]    |
Dec 11 11:28:37.101 INFO [stderr] 45 |     fn negative(&self) -> Fraction {
Dec 11 11:28:37.101 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.101 INFO [stderr]    |
Dec 11 11:28:37.101 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 11:28:37.101 INFO [stderr] 
Dec 11 11:28:37.101 INFO [stderr] warning: method is never used: `sub`
Dec 11 11:28:37.101 INFO [stderr]   --> src/main.rs:48:5
Dec 11 11:28:37.101 INFO [stderr]    |
Dec 11 11:28:37.101 INFO [stderr] 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:37.101 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.101 INFO [stderr] 
Dec 11 11:28:37.101 INFO [stderr] warning: method is never used: `inverse`
Dec 11 11:28:37.101 INFO [stderr]   --> src/main.rs:51:5
Dec 11 11:28:37.101 INFO [stderr]    |
Dec 11 11:28:37.101 INFO [stderr] 51 |     fn inverse(&self) -> Fraction {
Dec 11 11:28:37.101 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.101 INFO [stderr] 
Dec 11 11:28:37.101 INFO [stderr] warning: method is never used: `div`
Dec 11 11:28:37.101 INFO [stderr]   --> src/main.rs:54:5
Dec 11 11:28:37.101 INFO [stderr]    |
Dec 11 11:28:37.101 INFO [stderr] 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:37.101 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.101 INFO [stderr] 
Dec 11 11:28:37.167 INFO [stderr] warning: method is never used: `negative`
Dec 11 11:28:37.167 INFO [stderr]   --> src/main.rs:45:5
Dec 11 11:28:37.167 INFO [stderr]    |
Dec 11 11:28:37.168 INFO [stderr] 45 |     fn negative(&self) -> Fraction {
Dec 11 11:28:37.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.172 INFO [stderr]    |
Dec 11 11:28:37.172 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 11:28:37.172 INFO [stderr] 
Dec 11 11:28:37.172 INFO [stderr] warning: method is never used: `sub`
Dec 11 11:28:37.172 INFO [stderr]   --> src/main.rs:48:5
Dec 11 11:28:37.172 INFO [stderr]    |
Dec 11 11:28:37.172 INFO [stderr] 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:37.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.172 INFO [stderr] 
Dec 11 11:28:37.172 INFO [stderr] warning: method is never used: `inverse`
Dec 11 11:28:37.172 INFO [stderr]   --> src/main.rs:51:5
Dec 11 11:28:37.172 INFO [stderr]    |
Dec 11 11:28:37.172 INFO [stderr] 51 |     fn inverse(&self) -> Fraction {
Dec 11 11:28:37.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.172 INFO [stderr] 
Dec 11 11:28:37.172 INFO [stderr] warning: method is never used: `div`
Dec 11 11:28:37.172 INFO [stderr]   --> src/main.rs:54:5
Dec 11 11:28:37.172 INFO [stderr]    |
Dec 11 11:28:37.172 INFO [stderr] 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Dec 11 11:28:37.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:28:37.172 INFO [stderr] 
Dec 11 11:28:37.212 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 11 11:28:37.214 INFO [stderr] su: No module specific data is present
Dec 11 11:28:37.842 INFO running `"docker" "inspect" "5e340167446ba9b6613e7e9b5c4f99cb675fff5840144198556583a4b83ca131"`
Dec 11 11:28:38.150 INFO running `"docker" "rm" "-f" "5e340167446ba9b6613e7e9b5c4f99cb675fff5840144198556583a4b83ca131"`
Dec 11 11:28:38.516 INFO [stdout] 5e340167446ba9b6613e7e9b5c4f99cb675fff5840144198556583a4b83ca131