Oct 13 14:51:58.052 INFO checking gherkin_rust-0.4.1 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 14:51:58.053 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 14:51:58.419 INFO blam! 6321f4ab4a270f9b5a918492a90e79398448b813688c6017efc6b5604fefe234
Oct 13 14:51:58.422 INFO running `"docker" "start" "-a" "6321f4ab4a270f9b5a918492a90e79398448b813688c6017efc6b5604fefe234"`
Oct 13 14:52:00.486 INFO kablam! usermod: no changes
Oct 13 14:52:00.608 INFO kablam!     Checking pathdiff v0.1.0
Oct 13 14:52:00.632 INFO kablam!     Checking gherkin_rust v0.3.1
Oct 13 14:52:00.632 INFO kablam!     Checking gherkin_rust v0.4.1 (/source)
Oct 13 14:52:03.192 INFO kablam!     Checking cucumber_rust v0.3.4
Oct 13 14:52:07.584 INFO kablam! warning: unused variable: `out`
Oct 13 14:52:07.584 INFO kablam!    --> src/parser.rs:248:13
Oct 13 14:52:07.584 INFO kablam!     |
Oct 13 14:52:07.584 INFO kablam! 248 |         let out = out.unwrap();
Oct 13 14:52:07.584 INFO kablam!     |             ^^^ help: consider using `_out` instead
Oct 13 14:52:07.584 INFO kablam!     |
Oct 13 14:52:07.584 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 14:52:07.584 INFO kablam! 
Oct 13 14:52:07.584 INFO kablam! warning: unused variable: `out`
Oct 13 14:52:07.584 INFO kablam!    --> src/parser.rs:267:13
Oct 13 14:52:07.584 INFO kablam!     |
Oct 13 14:52:07.584 INFO kablam! 267 |         let out = out.unwrap();
Oct 13 14:52:07.584 INFO kablam!     |             ^^^ help: consider using `_out` instead
Oct 13 14:52:07.584 INFO kablam! 
Oct 13 14:52:08.300 INFO kablam! warning: unused variable: `world`
Oct 13 14:52:08.300 INFO kablam!   --> tests/cucumber.rs:20:33
Oct 13 14:52:08.300 INFO kablam!    |
Oct 13 14:52:08.300 INFO kablam! 20 |         given "I just started" |world, step| {
Oct 13 14:52:08.300 INFO kablam!    |                                 ^^^^^ help: consider using `_world` instead
Oct 13 14:52:08.300 INFO kablam!    |
Oct 13 14:52:08.300 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 14:52:08.300 INFO kablam! 
Oct 13 14:52:08.300 INFO kablam! warning: unused variable: `step`
Oct 13 14:52:08.300 INFO kablam!   --> tests/cucumber.rs:20:40
Oct 13 14:52:08.300 INFO kablam!    |
Oct 13 14:52:08.300 INFO kablam! 20 |         given "I just started" |world, step| {
Oct 13 14:52:08.300 INFO kablam!    |                                        ^^^^ help: consider using `_step` instead
Oct 13 14:52:08.300 INFO kablam! 
Oct 13 14:52:08.300 INFO kablam! warning: unused variable: `world`
Oct 13 14:52:08.300 INFO kablam!   --> tests/cucumber.rs:24:23
Oct 13 14:52:08.300 INFO kablam!    |
Oct 13 14:52:08.300 INFO kablam! 24 |         when "Hello" |world, step| {
Oct 13 14:52:08.300 INFO kablam!    |                       ^^^^^ help: consider using `_world` instead
Oct 13 14:52:08.300 INFO kablam! 
Oct 13 14:52:08.304 INFO kablam! warning: unused variable: `step`
Oct 13 14:52:08.304 INFO kablam!   --> tests/cucumber.rs:24:30
Oct 13 14:52:08.304 INFO kablam!    |
Oct 13 14:52:08.304 INFO kablam! 24 |         when "Hello" |world, step| {
Oct 13 14:52:08.304 INFO kablam!    |                              ^^^^ help: consider using `_step` instead
Oct 13 14:52:08.304 INFO kablam! 
Oct 13 14:52:08.377 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.84s
Oct 13 14:52:08.380 INFO kablam! su: No module specific data is present
Oct 13 14:52:09.122 INFO running `"docker" "rm" "-f" "6321f4ab4a270f9b5a918492a90e79398448b813688c6017efc6b5604fefe234"`
Oct 13 14:52:09.308 INFO blam! 6321f4ab4a270f9b5a918492a90e79398448b813688c6017efc6b5604fefe234