Oct 12 15:25:09.738 INFO checking quantum-dan/math against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 15:25:09.738 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 15:25:10.052 INFO blam! 72f90276d947d5fc00f237c816403ad8b6773a0260ea6cc6f765302b47e9051a
Oct 12 15:25:10.056 INFO running `"docker" "start" "-a" "72f90276d947d5fc00f237c816403ad8b6773a0260ea6cc6f765302b47e9051a"`
Oct 12 15:25:10.936 INFO kablam! usermod: no changes
Oct 12 15:25:10.993 INFO kablam!     Checking math v0.1.0 (/source)
Oct 12 15:25:11.592 INFO kablam! warning: method is never used: `negative`
Oct 12 15:25:11.592 INFO kablam!   --> src/main.rs:45:5
Oct 12 15:25:11.592 INFO kablam!    |
Oct 12 15:25:11.592 INFO kablam! 45 |     fn negative(&self) -> Fraction {
Oct 12 15:25:11.592 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.592 INFO kablam!    |
Oct 12 15:25:11.592 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 15:25:11.592 INFO kablam! 
Oct 12 15:25:11.592 INFO kablam! warning: method is never used: `sub`
Oct 12 15:25:11.592 INFO kablam!   --> src/main.rs:48:5
Oct 12 15:25:11.592 INFO kablam!    |
Oct 12 15:25:11.592 INFO kablam! 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Oct 12 15:25:11.592 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.592 INFO kablam! 
Oct 12 15:25:11.592 INFO kablam! warning: method is never used: `inverse`
Oct 12 15:25:11.593 INFO kablam!   --> src/main.rs:51:5
Oct 12 15:25:11.593 INFO kablam!    |
Oct 12 15:25:11.593 INFO kablam! 51 |     fn inverse(&self) -> Fraction {
Oct 12 15:25:11.593 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.593 INFO kablam! 
Oct 12 15:25:11.593 INFO kablam! warning: method is never used: `div`
Oct 12 15:25:11.593 INFO kablam!   --> src/main.rs:54:5
Oct 12 15:25:11.593 INFO kablam!    |
Oct 12 15:25:11.593 INFO kablam! 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Oct 12 15:25:11.593 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.593 INFO kablam! 
Oct 12 15:25:11.601 INFO kablam! warning: method is never used: `negative`
Oct 12 15:25:11.601 INFO kablam!   --> src/main.rs:45:5
Oct 12 15:25:11.601 INFO kablam!    |
Oct 12 15:25:11.601 INFO kablam! 45 |     fn negative(&self) -> Fraction {
Oct 12 15:25:11.601 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.601 INFO kablam!    |
Oct 12 15:25:11.601 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 15:25:11.601 INFO kablam! 
Oct 12 15:25:11.601 INFO kablam! warning: method is never used: `sub`
Oct 12 15:25:11.601 INFO kablam!   --> src/main.rs:48:5
Oct 12 15:25:11.601 INFO kablam!    |
Oct 12 15:25:11.601 INFO kablam! 48 |     fn sub(x: Fraction, y: Fraction) -> Fraction {
Oct 12 15:25:11.601 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.601 INFO kablam! 
Oct 12 15:25:11.601 INFO kablam! warning: method is never used: `inverse`
Oct 12 15:25:11.601 INFO kablam!   --> src/main.rs:51:5
Oct 12 15:25:11.601 INFO kablam!    |
Oct 12 15:25:11.601 INFO kablam! 51 |     fn inverse(&self) -> Fraction {
Oct 12 15:25:11.601 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.601 INFO kablam! 
Oct 12 15:25:11.601 INFO kablam! warning: method is never used: `div`
Oct 12 15:25:11.601 INFO kablam!   --> src/main.rs:54:5
Oct 12 15:25:11.601 INFO kablam!    |
Oct 12 15:25:11.601 INFO kablam! 54 |     fn div(x: Fraction, y: Fraction) -> Fraction {
Oct 12 15:25:11.601 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:25:11.601 INFO kablam! 
Oct 12 15:25:11.632 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Oct 12 15:25:11.634 INFO kablam! su: No module specific data is present
Oct 12 15:25:12.429 INFO running `"docker" "rm" "-f" "72f90276d947d5fc00f237c816403ad8b6773a0260ea6cc6f765302b47e9051a"`
Oct 12 15:25:12.712 INFO blam! 72f90276d947d5fc00f237c816403ad8b6773a0260ea6cc6f765302b47e9051a