Aug 17 22:44:43.443 INFO checking floyd-warshall-0.0.3 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 22:44:43.444 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 22:44:43.444 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 22:44:43.444 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-5/master#142bb27373126edf8367f526358b6c72ecf1d8df:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 22:44:43.708 INFO blam! 40f1724c8c238152c9a842bea9db5935100165a7fd88032f79dfb39c2d324acf
Aug 17 22:44:43.710 INFO running `"docker" "start" "-a" "40f1724c8c238152c9a842bea9db5935100165a7fd88032f79dfb39c2d324acf"`
Aug 17 22:44:44.747 INFO kablam!     Checking floyd-warshall v0.0.3 (file:///source)
Aug 17 22:44:45.470 INFO kablam! warning: unused import: `std::fmt`
Aug 17 22:44:45.470 INFO kablam!  --> src/matrices.rs:1:5
Aug 17 22:44:45.470 INFO kablam!   |
Aug 17 22:44:45.470 INFO kablam! 1 | use std::fmt;
Aug 17 22:44:45.470 INFO kablam!   |     ^^^^^^^^
Aug 17 22:44:45.478 INFO kablam!   |
Aug 17 22:44:45.478 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 17 22:44:45.479 INFO kablam! 
Aug 17 22:44:45.479 INFO kablam! warning: unused import: `std::fmt::Debug`
Aug 17 22:44:45.479 INFO kablam!  --> src/matrices.rs:2:5
Aug 17 22:44:45.479 INFO kablam!   |
Aug 17 22:44:45.479 INFO kablam! 2 | use std::fmt::Debug;
Aug 17 22:44:45.479 INFO kablam!   |     ^^^^^^^^^^^^^^^
Aug 17 22:44:45.479 INFO kablam! 
Aug 17 22:44:45.779 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Aug 17 22:44:45.779 INFO kablam!  --> src/lib.rs:4:12
Aug 17 22:44:45.779 INFO kablam!   |
Aug 17 22:44:45.779 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Aug 17 22:44:45.779 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 22:44:45.786 INFO kablam!   |
Aug 17 22:44:45.787 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 17 22:44:45.787 INFO kablam! 
Aug 17 22:44:45.961 INFO kablam! warning: unused import: `std::fmt`
Aug 17 22:44:45.961 INFO kablam!  --> src/matrices.rs:1:5
Aug 17 22:44:45.961 INFO kablam!   |
Aug 17 22:44:45.961 INFO kablam! 1 | use std::fmt;
Aug 17 22:44:45.961 INFO kablam!   |     ^^^^^^^^
Aug 17 22:44:45.962 INFO kablam!   |
Aug 17 22:44:45.962 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 17 22:44:45.962 INFO kablam! 
Aug 17 22:44:45.962 INFO kablam! warning: unused import: `std::fmt::Debug`
Aug 17 22:44:45.962 INFO kablam!  --> src/matrices.rs:2:5
Aug 17 22:44:45.962 INFO kablam!   |
Aug 17 22:44:45.962 INFO kablam! 2 | use std::fmt::Debug;
Aug 17 22:44:45.962 INFO kablam!   |     ^^^^^^^^^^^^^^^
Aug 17 22:44:45.963 INFO kablam! 
Aug 17 22:44:46.619 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Aug 17 22:44:46.619 INFO kablam!  --> src/lib.rs:4:12
Aug 17 22:44:46.619 INFO kablam!   |
Aug 17 22:44:46.619 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Aug 17 22:44:46.619 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 22:44:46.619 INFO kablam!   |
Aug 17 22:44:46.619 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 17 22:44:46.620 INFO kablam! 
Aug 17 22:44:46.684 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
Aug 17 22:44:46.689 INFO kablam! su: No module specific data is present
Aug 17 22:44:47.166 INFO running `"docker" "rm" "-f" "40f1724c8c238152c9a842bea9db5935100165a7fd88032f79dfb39c2d324acf"`
Aug 17 22:44:47.324 INFO blam! 40f1724c8c238152c9a842bea9db5935100165a7fd88032f79dfb39c2d324acf