Nov 04 23:58:12.894 INFO checking floyd-warshall-0.0.3 against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 23:58:12.895 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-5/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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"`
Nov 04 23:58:13.276 INFO blam! 8b8c86ad0950f59f2eed238a091c71cd63b47c5ab0a99ac72d4a2fd4227a88e9
Nov 04 23:58:13.279 INFO running `"docker" "start" "-a" "8b8c86ad0950f59f2eed238a091c71cd63b47c5ab0a99ac72d4a2fd4227a88e9"`
Nov 04 23:58:14.523 INFO kablam! usermod: no changes
Nov 04 23:58:14.639 INFO kablam!     Checking floyd-warshall v0.0.3 (/source)
Nov 04 23:58:15.475 INFO kablam! warning: unused import: `std::fmt`
Nov 04 23:58:15.475 INFO kablam!  --> src/matrices.rs:1:5
Nov 04 23:58:15.475 INFO kablam!   |
Nov 04 23:58:15.475 INFO kablam! 1 | use std::fmt;
Nov 04 23:58:15.475 INFO kablam!   |     ^^^^^^^^
Nov 04 23:58:15.475 INFO kablam!   |
Nov 04 23:58:15.475 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 23:58:15.475 INFO kablam! 
Nov 04 23:58:15.475 INFO kablam! warning: unused import: `std::fmt::Debug`
Nov 04 23:58:15.475 INFO kablam!  --> src/matrices.rs:2:5
Nov 04 23:58:15.475 INFO kablam!   |
Nov 04 23:58:15.475 INFO kablam! 2 | use std::fmt::Debug;
Nov 04 23:58:15.475 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 04 23:58:15.475 INFO kablam! 
Nov 04 23:58:15.663 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 04 23:58:15.663 INFO kablam!  --> src/lib.rs:4:12
Nov 04 23:58:15.663 INFO kablam!   |
Nov 04 23:58:15.663 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Nov 04 23:58:15.663 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 23:58:15.663 INFO kablam!   |
Nov 04 23:58:15.663 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 04 23:58:15.663 INFO kablam! 
Nov 04 23:58:16.075 INFO kablam! warning: unused import: `std::fmt`
Nov 04 23:58:16.075 INFO kablam!  --> src/matrices.rs:1:5
Nov 04 23:58:16.075 INFO kablam!   |
Nov 04 23:58:16.075 INFO kablam! 1 | use std::fmt;
Nov 04 23:58:16.075 INFO kablam!   |     ^^^^^^^^
Nov 04 23:58:16.075 INFO kablam!   |
Nov 04 23:58:16.075 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 23:58:16.075 INFO kablam! 
Nov 04 23:58:16.075 INFO kablam! warning: unused import: `std::fmt::Debug`
Nov 04 23:58:16.075 INFO kablam!  --> src/matrices.rs:2:5
Nov 04 23:58:16.075 INFO kablam!   |
Nov 04 23:58:16.075 INFO kablam! 2 | use std::fmt::Debug;
Nov 04 23:58:16.075 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 04 23:58:16.075 INFO kablam! 
Nov 04 23:58:16.339 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 04 23:58:16.339 INFO kablam!  --> src/lib.rs:4:12
Nov 04 23:58:16.339 INFO kablam!   |
Nov 04 23:58:16.339 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Nov 04 23:58:16.339 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 23:58:16.339 INFO kablam!   |
Nov 04 23:58:16.339 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 04 23:58:16.339 INFO kablam! 
Nov 04 23:58:16.375 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Nov 04 23:58:16.387 INFO kablam! su: No module specific data is present
Nov 04 23:58:17.413 INFO running `"docker" "rm" "-f" "8b8c86ad0950f59f2eed238a091c71cd63b47c5ab0a99ac72d4a2fd4227a88e9"`
Nov 04 23:58:17.775 INFO blam! 8b8c86ad0950f59f2eed238a091c71cd63b47c5ab0a99ac72d4a2fd4227a88e9