Nov 30 17:18:08.869 INFO checking regex_dfa-0.5.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 17:18:08.869 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 17:18:09.079 INFO [stdout] c6fa71cde17effb9404b664e2c06f7578cee4783279cc194b51df1bc1cb2ca64
Nov 30 17:18:09.081 INFO running `"docker" "start" "-a" "c6fa71cde17effb9404b664e2c06f7578cee4783279cc194b51df1bc1cb2ca64"`
Nov 30 17:18:10.516 INFO [stderr] usermod: no changes
Nov 30 17:18:10.576 INFO [stderr] warning: An explicit [[bench]] section is specified in Cargo.toml which currently
Nov 30 17:18:10.576 INFO [stderr] disables Cargo from automatically inferring other benchmark targets.
Nov 30 17:18:10.576 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Nov 30 17:18:10.576 INFO [stderr] files will be included as a benchmark target:
Nov 30 17:18:10.576 INFO [stderr] 
Nov 30 17:18:10.576 INFO [stderr] * /source/benches/bench.rs
Nov 30 17:18:10.576 INFO [stderr] 
Nov 30 17:18:10.576 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Nov 30 17:18:10.576 INFO [stderr] ready to be compiled as a benchmark target today. You can future-proof yourself
Nov 30 17:18:10.576 INFO [stderr] and disable this warning by adding `autobenches = false` to your [package]
Nov 30 17:18:10.576 INFO [stderr] section. You may also move the files to a location where Cargo would not
Nov 30 17:18:10.576 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Nov 30 17:18:10.576 INFO [stderr] 
Nov 30 17:18:10.576 INFO [stderr] For more information on this warning you can consult
Nov 30 17:18:10.576 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Nov 30 17:18:10.576 INFO [stderr] warning: file found to be present in multiple build targets: /source/src/lib.rs
Nov 30 17:18:10.704 INFO [stderr]     Checking refinery v0.1.1
Nov 30 17:18:10.704 INFO [stderr]     Checking regex-syntax v0.2.6
Nov 30 17:18:10.704 INFO [stderr]     Checking range-map v0.1.5
Nov 30 17:18:13.022 INFO [stderr]     Checking regex_dfa v0.5.0 (/source)
Nov 30 17:18:13.970 INFO [stderr] warning: unused import: `std::cmp::max`
Nov 30 17:18:13.970 INFO [stderr]   --> src/nfa/has_looks.rs:11:5
Nov 30 17:18:13.970 INFO [stderr]    |
Nov 30 17:18:13.970 INFO [stderr] 11 | use std::cmp::max;
Nov 30 17:18:13.970 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 30 17:18:13.970 INFO [stderr]    |
Nov 30 17:18:13.970 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 17:18:13.970 INFO [stderr] 
Nov 30 17:18:15.448 INFO [stderr] warning: unused imports: `TestResult`, `quickcheck`
Nov 30 17:18:15.449 INFO [stderr]    --> src/dfa/prefix_searcher.rs:244:34
Nov 30 17:18:15.449 INFO [stderr]     |
Nov 30 17:18:15.449 INFO [stderr] 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Nov 30 17:18:15.449 INFO [stderr]     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Nov 30 17:18:15.450 INFO [stderr]     |
Nov 30 17:18:15.450 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 30 17:18:15.450 INFO [stderr] 
Nov 30 17:18:15.450 INFO [stderr] warning: unused import: `std::cmp::max`
Nov 30 17:18:15.450 INFO [stderr]   --> src/nfa/has_looks.rs:11:5
Nov 30 17:18:15.451 INFO [stderr]    |
Nov 30 17:18:15.451 INFO [stderr] 11 | use std::cmp::max;
Nov 30 17:18:15.451 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 30 17:18:15.451 INFO [stderr] 
Nov 30 17:18:20.449 INFO [stderr] warning: function is never used: `qc`
Nov 30 17:18:20.449 INFO [stderr]    --> src/dfa/prefix_searcher.rs:249:5
Nov 30 17:18:20.449 INFO [stderr]     |
Nov 30 17:18:20.449 INFO [stderr] 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Nov 30 17:18:20.449 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 17:18:20.449 INFO [stderr]     |
Nov 30 17:18:20.449 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 17:18:20.449 INFO [stderr] 
Nov 30 17:18:21.012 INFO [stderr] warning: unused imports: `TestResult`, `quickcheck`
Nov 30 17:18:21.012 INFO [stderr]    --> src/dfa/prefix_searcher.rs:244:34
Nov 30 17:18:21.012 INFO [stderr]     |
Nov 30 17:18:21.012 INFO [stderr] 244 |     use quickcheck::{QuickCheck, quickcheck, StdGen, TestResult};
Nov 30 17:18:21.012 INFO [stderr]     |                                  ^^^^^^^^^^          ^^^^^^^^^^
Nov 30 17:18:21.012 INFO [stderr]     |
Nov 30 17:18:21.012 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 30 17:18:21.012 INFO [stderr] 
Nov 30 17:18:21.012 INFO [stderr] warning: unused import: `std::cmp::max`
Nov 30 17:18:21.012 INFO [stderr]   --> src/nfa/has_looks.rs:11:5
Nov 30 17:18:21.012 INFO [stderr]    |
Nov 30 17:18:21.012 INFO [stderr] 11 | use std::cmp::max;
Nov 30 17:18:21.012 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 30 17:18:21.012 INFO [stderr] 
Nov 30 17:18:22.652 INFO [stderr] warning: function is never used: `qc`
Nov 30 17:18:22.652 INFO [stderr]    --> src/dfa/prefix_searcher.rs:249:5
Nov 30 17:18:22.652 INFO [stderr]     |
Nov 30 17:18:22.652 INFO [stderr] 249 |     fn qc(size: usize) -> QuickCheck<StdGen<rand::ThreadRng>> {
Nov 30 17:18:22.652 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 17:18:22.652 INFO [stderr]     |
Nov 30 17:18:22.652 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 17:18:22.652 INFO [stderr] 
Nov 30 17:18:26.905 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.36s
Nov 30 17:18:26.912 INFO [stderr] su: No module specific data is present
Nov 30 17:18:27.222 INFO running `"docker" "inspect" "c6fa71cde17effb9404b664e2c06f7578cee4783279cc194b51df1bc1cb2ca64"`
Nov 30 17:18:27.396 INFO running `"docker" "rm" "-f" "c6fa71cde17effb9404b664e2c06f7578cee4783279cc194b51df1bc1cb2ca64"`
Nov 30 17:18:27.632 INFO [stdout] c6fa71cde17effb9404b664e2c06f7578cee4783279cc194b51df1bc1cb2ca64