Sep 21 04:56:24.521 INFO checking regex_dfa-0.5.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 04:56:24.521 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 04:56:24.521 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 04:56:24.735 INFO blam! 4423e50301f84929bada20c352a42a8f209af3a16102f87ab6759af7b32bc9bd
Sep 21 04:56:24.735 INFO running `"docker" "start" "-a" "4423e50301f84929bada20c352a42a8f209af3a16102f87ab6759af7b32bc9bd"`
Sep 21 04:56:25.741 INFO kablam! usermod: no changes
Sep 21 04:56:25.819 INFO kablam! warning: An explicit [[bench]] section is specified in Cargo.toml which currently
Sep 21 04:56:25.819 INFO kablam! disables Cargo from automatically inferring other benchmark targets.
Sep 21 04:56:25.819 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 21 04:56:25.819 INFO kablam! files will be included as a benchmark target:
Sep 21 04:56:25.819 INFO kablam! 
Sep 21 04:56:25.819 INFO kablam! * /source/benches/bench.rs
Sep 21 04:56:25.819 INFO kablam! 
Sep 21 04:56:25.819 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 21 04:56:25.819 INFO kablam! ready to be compiled as a benchmark target today. You can future-proof yourself
Sep 21 04:56:25.819 INFO kablam! and disable this warning by adding `autobenches = false` to your [package]
Sep 21 04:56:25.819 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 21 04:56:25.819 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 21 04:56:25.819 INFO kablam! 
Sep 21 04:56:25.819 INFO kablam! For more information on this warning you can consult
Sep 21 04:56:25.819 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 21 04:56:25.819 INFO kablam! warning: file found to be present in multiple build targets: /source/src/lib.rs
Sep 21 04:56:26.021 INFO kablam!     Checking regex-syntax v0.2.6
Sep 21 04:56:26.021 INFO kablam!     Checking refinery v0.1.1
Sep 21 04:56:26.026 INFO kablam!     Checking range-map v0.1.5
Sep 21 04:56:26.026 INFO kablam!     Checking quickcheck v0.2.27
Sep 21 04:56:26.026 INFO kablam!     Checking serde_json v0.6.1
Sep 21 04:56:29.854 INFO kablam!     Checking regex_dfa v0.5.0 (/source)
Sep 21 04:56:30.674 INFO kablam! warning: unused import: `std::cmp::max`
Sep 21 04:56:30.674 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 21 04:56:30.674 INFO kablam!    |
Sep 21 04:56:30.674 INFO kablam! 11 | use std::cmp::max;
Sep 21 04:56:30.674 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 21 04:56:30.674 INFO kablam!    |
Sep 21 04:56:30.674 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 21 04:56:30.674 INFO kablam! 
Sep 21 04:56:31.822 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 21 04:56:31.822 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 21 04:56:31.822 INFO kablam!     |
Sep 21 04:56:31.822 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 21 04:56:31.822 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 21 04:56:31.822 INFO kablam!     |
Sep 21 04:56:31.822 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 21 04:56:31.822 INFO kablam! 
Sep 21 04:56:31.822 INFO kablam! warning: unused import: `std::cmp::max`
Sep 21 04:56:31.822 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 21 04:56:31.822 INFO kablam!    |
Sep 21 04:56:31.822 INFO kablam! 11 | use std::cmp::max;
Sep 21 04:56:31.822 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 21 04:56:31.822 INFO kablam! 
Sep 21 04:56:34.302 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 21 04:56:34.302 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 21 04:56:34.302 INFO kablam!     |
Sep 21 04:56:34.302 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 21 04:56:34.302 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 21 04:56:34.302 INFO kablam!     |
Sep 21 04:56:34.302 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 21 04:56:34.302 INFO kablam! 
Sep 21 04:56:34.305 INFO kablam! warning: unused import: `std::cmp::max`
Sep 21 04:56:34.305 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 21 04:56:34.305 INFO kablam!    |
Sep 21 04:56:34.305 INFO kablam! 11 | use std::cmp::max;
Sep 21 04:56:34.305 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 21 04:56:34.305 INFO kablam! 
Sep 21 04:56:34.646 INFO kablam! warning: function is never used: `qc`
Sep 21 04:56:34.646 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 21 04:56:34.646 INFO kablam!     |
Sep 21 04:56:34.646 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 21 04:56:34.646 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:56:34.646 INFO kablam!     |
Sep 21 04:56:34.646 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 21 04:56:34.646 INFO kablam! 
Sep 21 04:56:35.805 INFO kablam! warning: function is never used: `qc`
Sep 21 04:56:35.805 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 21 04:56:35.805 INFO kablam!     |
Sep 21 04:56:35.805 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 21 04:56:35.805 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:56:35.805 INFO kablam!     |
Sep 21 04:56:35.805 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 21 04:56:35.805 INFO kablam! 
Sep 21 04:56:40.872 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.06s
Sep 21 04:56:40.881 INFO kablam! su: No module specific data is present
Sep 21 04:56:41.358 INFO running `"docker" "rm" "-f" "4423e50301f84929bada20c352a42a8f209af3a16102f87ab6759af7b32bc9bd"`
Sep 21 04:56:41.487 INFO blam! 4423e50301f84929bada20c352a42a8f209af3a16102f87ab6759af7b32bc9bd