Sep 20 01:42:36.233 INFO checking floyd-warshall-0.0.3 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 01:42:36.233 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 01:42:36.233 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-2/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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=1000" "-e" "CMD=cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 01:42:36.699 INFO blam! a160295da2bd6220ff206f03d68f6882fb99fb0a710dadc95ccebd6dcb35b657
Sep 20 01:42:36.707 INFO running `"docker" "start" "-a" "a160295da2bd6220ff206f03d68f6882fb99fb0a710dadc95ccebd6dcb35b657"`
Sep 20 01:42:38.149 INFO kablam! usermod: no changes
Sep 20 01:42:38.210 INFO kablam!     Checking floyd-warshall v0.0.3 (/source)
Sep 20 01:42:38.547 INFO kablam! warning: unused import: `std::fmt`
Sep 20 01:42:38.547 INFO kablam!  --> src/matrices.rs:1:5
Sep 20 01:42:38.547 INFO kablam!   |
Sep 20 01:42:38.547 INFO kablam! 1 | use std::fmt;
Sep 20 01:42:38.547 INFO kablam!   |     ^^^^^^^^
Sep 20 01:42:38.547 INFO kablam!   |
Sep 20 01:42:38.547 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 01:42:38.547 INFO kablam! 
Sep 20 01:42:38.547 INFO kablam! warning: unused import: `std::fmt::Debug`
Sep 20 01:42:38.547 INFO kablam!  --> src/matrices.rs:2:5
Sep 20 01:42:38.547 INFO kablam!   |
Sep 20 01:42:38.547 INFO kablam! 2 | use std::fmt::Debug;
Sep 20 01:42:38.547 INFO kablam!   |     ^^^^^^^^^^^^^^^
Sep 20 01:42:38.547 INFO kablam! 
Sep 20 01:42:38.657 INFO kablam! warning: unused import: `std::fmt`
Sep 20 01:42:38.657 INFO kablam!  --> src/matrices.rs:1:5
Sep 20 01:42:38.657 INFO kablam!   |
Sep 20 01:42:38.657 INFO kablam! 1 | use std::fmt;
Sep 20 01:42:38.657 INFO kablam!   |     ^^^^^^^^
Sep 20 01:42:38.657 INFO kablam!   |
Sep 20 01:42:38.657 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 01:42:38.657 INFO kablam! 
Sep 20 01:42:38.657 INFO kablam! warning: unused import: `std::fmt::Debug`
Sep 20 01:42:38.657 INFO kablam!  --> src/matrices.rs:2:5
Sep 20 01:42:38.657 INFO kablam!   |
Sep 20 01:42:38.657 INFO kablam! 2 | use std::fmt::Debug;
Sep 20 01:42:38.657 INFO kablam!   |     ^^^^^^^^^^^^^^^
Sep 20 01:42:38.657 INFO kablam! 
Sep 20 01:42:38.671 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 20 01:42:38.671 INFO kablam!  --> src/lib.rs:4:12
Sep 20 01:42:38.671 INFO kablam!   |
Sep 20 01:42:38.671 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Sep 20 01:42:38.671 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 01:42:38.671 INFO kablam!   |
Sep 20 01:42:38.671 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 20 01:42:38.671 INFO kablam! 
Sep 20 01:42:38.930 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 20 01:42:38.930 INFO kablam!  --> src/lib.rs:4:12
Sep 20 01:42:38.930 INFO kablam!   |
Sep 20 01:42:38.930 INFO kablam! 4 | #![feature(conservative_impl_trait)]
Sep 20 01:42:38.930 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 01:42:38.930 INFO kablam!   |
Sep 20 01:42:38.930 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 20 01:42:38.930 INFO kablam! 
Sep 20 01:42:38.952 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Sep 20 01:42:38.959 INFO kablam! su: No module specific data is present
Sep 20 01:42:39.606 INFO running `"docker" "rm" "-f" "a160295da2bd6220ff206f03d68f6882fb99fb0a710dadc95ccebd6dcb35b657"`
Sep 20 01:42:39.699 INFO blam! a160295da2bd6220ff206f03d68f6882fb99fb0a710dadc95ccebd6dcb35b657