Nov 03 08:33:13.029 INFO checking floyd-warshall-0.0.3 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 03 08:33:13.029 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-7/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 03 08:33:13.427 INFO blam! 7a597c5a5dece643e92efe0ef459ba8f3068c9709ecab22fc8fec87d451d9a97
Nov 03 08:33:13.429 INFO running `"docker" "start" "-a" "7a597c5a5dece643e92efe0ef459ba8f3068c9709ecab22fc8fec87d451d9a97"`
Nov 03 08:33:14.628 INFO kablam! usermod: no changes
Nov 03 08:33:14.760 INFO kablam!     Checking floyd-warshall v0.0.3 (/source)
Nov 03 08:33:15.920 INFO kablam! warning: unused import: `std::fmt`
Nov 03 08:33:15.921 INFO kablam!  --> src/matrices.rs:1:5
Nov 03 08:33:15.921 INFO kablam!   |
Nov 03 08:33:15.921 INFO kablam! 1 | use std::fmt;
Nov 03 08:33:15.921 INFO kablam!   |     ^^^^^^^^
Nov 03 08:33:15.922 INFO kablam!   |
Nov 03 08:33:15.922 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 08:33:15.922 INFO kablam! 
Nov 03 08:33:15.922 INFO kablam! warning: unused import: `std::fmt::Debug`
Nov 03 08:33:15.923 INFO kablam!  --> src/matrices.rs:2:5
Nov 03 08:33:15.923 INFO kablam!   |
Nov 03 08:33:15.923 INFO kablam! 2 | use std::fmt::Debug;
Nov 03 08:33:15.923 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 08:33:15.924 INFO kablam! 
Nov 03 08:33:16.176 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 03 08:33:16.176 INFO kablam!  --> src/lib.rs:4:12
Nov 03 08:33:16.176 INFO kablam!   |
Nov 03 08:33:16.176 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Nov 03 08:33:16.176 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 08:33:16.177 INFO kablam!   |
Nov 03 08:33:16.177 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 03 08:33:16.177 INFO kablam! 
Nov 03 08:33:16.400 INFO kablam! warning: unused import: `std::fmt`
Nov 03 08:33:16.400 INFO kablam!  --> src/matrices.rs:1:5
Nov 03 08:33:16.400 INFO kablam!   |
Nov 03 08:33:16.400 INFO kablam! 1 | use std::fmt;
Nov 03 08:33:16.400 INFO kablam!   |     ^^^^^^^^
Nov 03 08:33:16.400 INFO kablam!   |
Nov 03 08:33:16.400 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 08:33:16.400 INFO kablam! 
Nov 03 08:33:16.400 INFO kablam! warning: unused import: `std::fmt::Debug`
Nov 03 08:33:16.400 INFO kablam!  --> src/matrices.rs:2:5
Nov 03 08:33:16.400 INFO kablam!   |
Nov 03 08:33:16.400 INFO kablam! 2 | use std::fmt::Debug;
Nov 03 08:33:16.400 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 08:33:16.400 INFO kablam! 
Nov 03 08:33:16.728 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 03 08:33:16.728 INFO kablam!  --> src/lib.rs:4:12
Nov 03 08:33:16.728 INFO kablam!   |
Nov 03 08:33:16.728 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Nov 03 08:33:16.728 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 08:33:16.728 INFO kablam!   |
Nov 03 08:33:16.728 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 03 08:33:16.728 INFO kablam! 
Nov 03 08:33:16.780 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
Nov 03 08:33:16.780 INFO kablam! su: No module specific data is present
Nov 03 08:33:17.440 INFO running `"docker" "rm" "-f" "7a597c5a5dece643e92efe0ef459ba8f3068c9709ecab22fc8fec87d451d9a97"`
Nov 03 08:33:17.764 INFO blam! 7a597c5a5dece643e92efe0ef459ba8f3068c9709ecab22fc8fec87d451d9a97