Sep 02 03:15:49.090 INFO checking regex_dfa-0.5.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 03:15:49.090 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 03:15:49.090 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 03:15:49.269 INFO blam! 32b4d653cf6f30765542d3faf6bace81fae1c0d381e508ce401b5047810b3b15
Sep 02 03:15:49.271 INFO running `"docker" "start" "-a" "32b4d653cf6f30765542d3faf6bace81fae1c0d381e508ce401b5047810b3b15"`
Sep 02 03:15:50.073 INFO kablam! warning: An explicit [[bench]] section is specified in Cargo.toml which currently
Sep 02 03:15:50.073 INFO kablam! disables Cargo from automatically inferring other benchmark targets.
Sep 02 03:15:50.073 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 02 03:15:50.073 INFO kablam! files will be included as a benchmark target:
Sep 02 03:15:50.073 INFO kablam! 
Sep 02 03:15:50.073 INFO kablam! * /source/benches/bench.rs
Sep 02 03:15:50.073 INFO kablam! 
Sep 02 03:15:50.073 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 02 03:15:50.073 INFO kablam! ready to be compiled as a benchmark target today. You can future-proof yourself
Sep 02 03:15:50.073 INFO kablam! and disable this warning by adding `autobenches = false` to your [package]
Sep 02 03:15:50.073 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 02 03:15:50.073 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 02 03:15:50.074 INFO kablam! 
Sep 02 03:15:50.074 INFO kablam! For more information on this warning you can consult
Sep 02 03:15:50.074 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 02 03:15:50.074 INFO kablam! warning: file found to be present in multiple build targets: /source/src/lib.rs
Sep 02 03:15:50.189 INFO kablam!     Checking regex-syntax v0.2.6
Sep 02 03:15:50.189 INFO kablam!     Checking refinery v0.1.1
Sep 02 03:15:50.192 INFO kablam!     Checking range-map v0.1.5
Sep 02 03:15:52.584 INFO kablam!     Checking regex_dfa v0.5.0 (file:///source)
Sep 02 03:15:53.544 INFO kablam! warning: unused import: `std::cmp::max`
Sep 02 03:15:53.544 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 02 03:15:53.544 INFO kablam!    |
Sep 02 03:15:53.544 INFO kablam! 11 | use std::cmp::max;
Sep 02 03:15:53.544 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 02 03:15:53.544 INFO kablam!    |
Sep 02 03:15:53.544 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 03:15:53.544 INFO kablam! 
Sep 02 03:15:54.091 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 02 03:15:54.091 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 02 03:15:54.091 INFO kablam!     |
Sep 02 03:15:54.091 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 02 03:15:54.091 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 02 03:15:54.091 INFO kablam!     |
Sep 02 03:15:54.091 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 02 03:15:54.091 INFO kablam! 
Sep 02 03:15:54.098 INFO kablam! warning: unused import: `std::cmp::max`
Sep 02 03:15:54.098 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 02 03:15:54.098 INFO kablam!    |
Sep 02 03:15:54.098 INFO kablam! 11 | use std::cmp::max;
Sep 02 03:15:54.098 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 02 03:15:54.098 INFO kablam! 
Sep 02 03:15:59.427 INFO kablam! warning: function is never used: `qc`
Sep 02 03:15:59.427 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 02 03:15:59.427 INFO kablam!     |
Sep 02 03:15:59.427 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 02 03:15:59.427 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 03:15:59.431 INFO kablam!     |
Sep 02 03:15:59.431 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 02 03:15:59.431 INFO kablam! 
Sep 02 03:16:00.019 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 02 03:16:00.019 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 02 03:16:00.019 INFO kablam!     |
Sep 02 03:16:00.019 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 02 03:16:00.019 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 02 03:16:00.019 INFO kablam!     |
Sep 02 03:16:00.020 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 02 03:16:00.020 INFO kablam! 
Sep 02 03:16:00.028 INFO kablam! warning: unused import: `std::cmp::max`
Sep 02 03:16:00.028 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 02 03:16:00.028 INFO kablam!    |
Sep 02 03:16:00.028 INFO kablam! 11 | use std::cmp::max;
Sep 02 03:16:00.028 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 02 03:16:00.028 INFO kablam! 
Sep 02 03:16:03.617 INFO kablam! warning: function is never used: `qc`
Sep 02 03:16:03.617 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 02 03:16:03.617 INFO kablam!     |
Sep 02 03:16:03.617 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 02 03:16:03.617 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 03:16:03.617 INFO kablam!     |
Sep 02 03:16:03.617 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 02 03:16:03.617 INFO kablam! 
Sep 02 03:16:08.099 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 18.04s
Sep 02 03:16:08.110 INFO kablam! su: No module specific data is present
Sep 02 03:16:08.503 INFO running `"docker" "rm" "-f" "32b4d653cf6f30765542d3faf6bace81fae1c0d381e508ce401b5047810b3b15"`
Sep 02 03:16:08.597 INFO blam! 32b4d653cf6f30765542d3faf6bace81fae1c0d381e508ce401b5047810b3b15