Sep 19 20:10:10.917 INFO checking regex_dfa-0.5.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 20:10:10.917 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 20:10:10.918 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/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 19 20:10:11.312 INFO blam! 7b6eac243cc9188564f72f6b628d4ef0b32adbc9bec9308f2eaafb9d881f7806
Sep 19 20:10:11.319 INFO running `"docker" "start" "-a" "7b6eac243cc9188564f72f6b628d4ef0b32adbc9bec9308f2eaafb9d881f7806"`
Sep 19 20:10:12.577 INFO kablam! usermod: no changes
Sep 19 20:10:12.651 INFO kablam! warning: An explicit [[bench]] section is specified in Cargo.toml which currently
Sep 19 20:10:12.651 INFO kablam! disables Cargo from automatically inferring other benchmark targets.
Sep 19 20:10:12.651 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 19 20:10:12.651 INFO kablam! files will be included as a benchmark target:
Sep 19 20:10:12.651 INFO kablam! 
Sep 19 20:10:12.651 INFO kablam! * /source/benches/bench.rs
Sep 19 20:10:12.651 INFO kablam! 
Sep 19 20:10:12.651 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 19 20:10:12.651 INFO kablam! ready to be compiled as a benchmark target today. You can future-proof yourself
Sep 19 20:10:12.651 INFO kablam! and disable this warning by adding `autobenches = false` to your [package]
Sep 19 20:10:12.651 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 19 20:10:12.651 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 19 20:10:12.651 INFO kablam! 
Sep 19 20:10:12.651 INFO kablam! For more information on this warning you can consult
Sep 19 20:10:12.651 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 19 20:10:12.651 INFO kablam! warning: file found to be present in multiple build targets: /source/src/lib.rs
Sep 19 20:10:12.759 INFO kablam!     Checking regex-syntax v0.2.6
Sep 19 20:10:12.759 INFO kablam!     Checking refinery v0.1.1
Sep 19 20:10:12.767 INFO kablam!     Checking range-map v0.1.5
Sep 19 20:10:12.767 INFO kablam!     Checking serde v0.6.15
Sep 19 20:10:12.767 INFO kablam!     Checking quickcheck v0.2.27
Sep 19 20:10:18.039 INFO kablam!     Checking regex_dfa v0.5.0 (/source)
Sep 19 20:10:18.963 INFO kablam! warning: unused import: `std::cmp::max`
Sep 19 20:10:18.963 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 19 20:10:18.963 INFO kablam!    |
Sep 19 20:10:18.963 INFO kablam! 11 | use std::cmp::max;
Sep 19 20:10:18.963 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 19 20:10:18.987 INFO kablam!    |
Sep 19 20:10:18.987 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 19 20:10:18.987 INFO kablam! 
Sep 19 20:10:19.940 INFO kablam!     Checking serde_json v0.6.1
Sep 19 20:10:24.663 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 19 20:10:24.663 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 19 20:10:24.663 INFO kablam!     |
Sep 19 20:10:24.663 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 19 20:10:24.663 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 19 20:10:24.663 INFO kablam!     |
Sep 19 20:10:24.663 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 19 20:10:24.663 INFO kablam! 
Sep 19 20:10:24.663 INFO kablam! warning: unused import: `std::cmp::max`
Sep 19 20:10:24.663 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 19 20:10:24.663 INFO kablam!    |
Sep 19 20:10:24.663 INFO kablam! 11 | use std::cmp::max;
Sep 19 20:10:24.663 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 19 20:10:24.663 INFO kablam! 
Sep 19 20:10:24.763 INFO kablam! warning: unused imports: `TestResult`, `quickcheck`
Sep 19 20:10:24.763 INFO kablam!    --> src/dfa/prefix_searcher.rs:244:34
Sep 19 20:10:24.764 INFO kablam!     |
Sep 19 20:10:24.764 INFO kablam! 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Sep 19 20:10:24.764 INFO kablam!     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Sep 19 20:10:24.764 INFO kablam!     |
Sep 19 20:10:24.764 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 19 20:10:24.764 INFO kablam! 
Sep 19 20:10:24.764 INFO kablam! warning: unused import: `std::cmp::max`
Sep 19 20:10:24.764 INFO kablam!   --> src/nfa/has_looks.rs:11:5
Sep 19 20:10:24.764 INFO kablam!    |
Sep 19 20:10:24.764 INFO kablam! 11 | use std::cmp::max;
Sep 19 20:10:24.764 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 19 20:10:24.764 INFO kablam! 
Sep 19 20:10:26.495 INFO kablam! warning: function is never used: `qc`
Sep 19 20:10:26.495 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 19 20:10:26.495 INFO kablam!     |
Sep 19 20:10:26.495 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 19 20:10:26.495 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 20:10:26.495 INFO kablam!     |
Sep 19 20:10:26.495 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 19 20:10:26.495 INFO kablam! 
Sep 19 20:10:26.764 INFO kablam! warning: function is never used: `qc`
Sep 19 20:10:26.764 INFO kablam!    --> src/dfa/prefix_searcher.rs:249:5
Sep 19 20:10:26.764 INFO kablam!     |
Sep 19 20:10:26.764 INFO kablam! 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Sep 19 20:10:26.764 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 20:10:26.764 INFO kablam!     |
Sep 19 20:10:26.764 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 19 20:10:26.764 INFO kablam! 
Sep 19 20:10:31.063 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 18.45s
Sep 19 20:10:31.068 INFO kablam! su: No module specific data is present
Sep 19 20:10:31.558 INFO running `"docker" "rm" "-f" "7b6eac243cc9188564f72f6b628d4ef0b32adbc9bec9308f2eaafb9d881f7806"`
Sep 19 20:10:31.646 INFO blam! 7b6eac243cc9188564f72f6b628d4ef0b32adbc9bec9308f2eaafb9d881f7806