Sep 01 09:51:39.152 INFO checking regex_dfa-0.5.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 09:51:39.152 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 09:51:39.152 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 09:51:39.366 INFO blam! ca4abc6538c9c53039ff574aa9947152b7497cacc2ec1036a4a7588c6923696d
Sep 01 09:51:39.368 INFO running `"docker" "start" "-a" "ca4abc6538c9c53039ff574aa9947152b7497cacc2ec1036a4a7588c6923696d"`
Sep 01 09:51:40.448 INFO kablam! warning: An explicit [[bench]] section is specified in Cargo.toml which currently
Sep 01 09:51:40.448 INFO kablam! disables Cargo from automatically inferring other benchmark targets.
Sep 01 09:51:40.448 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 01 09:51:40.448 INFO kablam! files will be included as a benchmark target:
Sep 01 09:51:40.449 INFO kablam! 
Sep 01 09:51:40.449 INFO kablam! * /source/benches/bench.rs
Sep 01 09:51:40.449 INFO kablam! 
Sep 01 09:51:40.449 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 01 09:51:40.449 INFO kablam! ready to be compiled as a benchmark target today. You can future-proof yourself
Sep 01 09:51:40.449 INFO kablam! and disable this warning by adding `autobenches = false` to your [package]
Sep 01 09:51:40.449 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 01 09:51:40.449 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 01 09:51:40.449 INFO kablam! 
Sep 01 09:51:40.449 INFO kablam! For more information on this warning you can consult
Sep 01 09:51:40.449 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 01 09:51:40.449 INFO kablam! warning: file found to be present in multiple build targets: /source/src/lib.rs
Sep 01 09:51:40.511 INFO kablam!     Checking refinery v0.1.1
Sep 01 09:51:40.511 INFO kablam!     Checking regex-syntax v0.2.6
Sep 01 09:51:40.514 INFO kablam!     Checking range-map v0.1.5
Sep 01 09:51:42.856 INFO kablam!     Checking regex_dfa v0.5.0 (file:///source)
Sep 01 09:51:43.672 INFO kablam! warning: unused import: `std::cmp::max`
Sep 01 09:51:43.672 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 01 09:51:43.672 INFO kablam!    |
Sep 01 09:51:43.672 INFO kablam! 11 | use std::cmp::max;
Sep 01 09:51:43.672 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 01 09:51:43.672 INFO kablam!    |
Sep 01 09:51:43.672 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 09:51:43.672 INFO kablam! 
Sep 01 09:51:44.448 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 01 09:51:44.448 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 01 09:51:44.449 INFO kablam!     |
Sep 01 09:51:44.449 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 01 09:51:44.449 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 01 09:51:44.449 INFO kablam!     |
Sep 01 09:51:44.449 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 01 09:51:44.449 INFO kablam! 
Sep 01 09:51:44.453 INFO kablam! warning: unused import: `std::cmp::max`
Sep 01 09:51:44.453 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 01 09:51:44.453 INFO kablam!    |
Sep 01 09:51:44.453 INFO kablam! 11 | use std::cmp::max;
Sep 01 09:51:44.453 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 01 09:51:44.453 INFO kablam! 
Sep 01 09:51:48.739 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 01 09:51:48.739 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 01 09:51:48.739 INFO kablam!     |
Sep 01 09:51:48.739 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 01 09:51:48.740 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 01 09:51:48.740 INFO kablam!     |
Sep 01 09:51:48.740 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 01 09:51:48.740 INFO kablam! 
Sep 01 09:51:48.753 INFO kablam! warning: unused import: `std::cmp::max`
Sep 01 09:51:48.753 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 01 09:51:48.753 INFO kablam!    |
Sep 01 09:51:48.753 INFO kablam! 11 | use std::cmp::max;
Sep 01 09:51:48.754 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 01 09:51:48.754 INFO kablam! 
Sep 01 09:51:48.898 INFO kablam! warning: function is never used: `qc`
Sep 01 09:51:48.898 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 01 09:51:48.898 INFO kablam!     |
Sep 01 09:51:48.898 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 01 09:51:48.898 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:51:48.899 INFO kablam!     |
Sep 01 09:51:48.899 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 09:51:48.899 INFO kablam! 
Sep 01 09:51:52.243 INFO kablam! warning: function is never used: `qc`
Sep 01 09:51:52.243 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 01 09:51:52.243 INFO kablam!     |
Sep 01 09:51:52.243 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 01 09:51:52.243 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:51:52.243 INFO kablam!     |
Sep 01 09:51:52.243 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 09:51:52.243 INFO kablam! 
Sep 01 09:51:57.099 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.65s
Sep 01 09:51:57.110 INFO kablam! su: No module specific data is present
Sep 01 09:51:57.527 INFO running `"docker" "rm" "-f" "ca4abc6538c9c53039ff574aa9947152b7497cacc2ec1036a4a7588c6923696d"`
Sep 01 09:51:57.625 INFO blam! ca4abc6538c9c53039ff574aa9947152b7497cacc2ec1036a4a7588c6923696d