Dec 12 14:31:43.987 INFO checking gherkin_rust-0.4.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 14:31:43.987 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 14:31:44.566 INFO [stdout] a6cdddb08f874e5d2ad340557d8847cfe3eab7a2989923732f78d4c60da22a10
Dec 12 14:31:44.570 INFO running `"docker" "start" "-a" "a6cdddb08f874e5d2ad340557d8847cfe3eab7a2989923732f78d4c60da22a10"`
Dec 12 14:31:46.108 INFO [stderr] usermod: no changes
Dec 12 14:31:46.271 INFO [stderr]     Checking gherkin_rust v0.3.1
Dec 12 14:31:46.271 INFO [stderr]     Checking gherkin_rust v0.4.1 (/source)
Dec 12 14:31:48.140 INFO [stderr]     Checking cucumber_rust v0.3.4
Dec 12 14:31:51.944 INFO [stderr] warning: unused variable: `out`
Dec 12 14:31:51.944 INFO [stderr]    --> src/parser.rs:248:13
Dec 12 14:31:51.944 INFO [stderr]     |
Dec 12 14:31:51.944 INFO [stderr] 248 |         let out = out.unwrap();
Dec 12 14:31:51.944 INFO [stderr]     |             ^^^ help: consider using `_out` instead
Dec 12 14:31:51.944 INFO [stderr]     |
Dec 12 14:31:51.944 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 14:31:51.944 INFO [stderr] 
Dec 12 14:31:51.944 INFO [stderr] warning: unused variable: `out`
Dec 12 14:31:51.944 INFO [stderr]    --> src/parser.rs:267:13
Dec 12 14:31:51.944 INFO [stderr]     |
Dec 12 14:31:51.944 INFO [stderr] 267 |         let out = out.unwrap();
Dec 12 14:31:51.944 INFO [stderr]     |             ^^^ help: consider using `_out` instead
Dec 12 14:31:51.944 INFO [stderr] 
Dec 12 14:31:52.588 INFO [stderr] warning: unused variable: `world`
Dec 12 14:31:52.588 INFO [stderr]   --> tests/cucumber.rs:20:33
Dec 12 14:31:52.588 INFO [stderr]    |
Dec 12 14:31:52.588 INFO [stderr] 20 |         given "I just started" |world, step| {
Dec 12 14:31:52.588 INFO [stderr]    |                                 ^^^^^ help: consider using `_world` instead
Dec 12 14:31:52.588 INFO [stderr]    |
Dec 12 14:31:52.588 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 14:31:52.588 INFO [stderr] 
Dec 12 14:31:52.588 INFO [stderr] warning: unused variable: `step`
Dec 12 14:31:52.588 INFO [stderr]   --> tests/cucumber.rs:20:40
Dec 12 14:31:52.588 INFO [stderr]    |
Dec 12 14:31:52.588 INFO [stderr] 20 |         given "I just started" |world, step| {
Dec 12 14:31:52.588 INFO [stderr]    |                                        ^^^^ help: consider using `_step` instead
Dec 12 14:31:52.588 INFO [stderr] 
Dec 12 14:31:52.588 INFO [stderr] warning: unused variable: `world`
Dec 12 14:31:52.588 INFO [stderr]   --> tests/cucumber.rs:24:23
Dec 12 14:31:52.588 INFO [stderr]    |
Dec 12 14:31:52.588 INFO [stderr] 24 |         when "Hello" |world, step| {
Dec 12 14:31:52.588 INFO [stderr]    |                       ^^^^^ help: consider using `_world` instead
Dec 12 14:31:52.588 INFO [stderr] 
Dec 12 14:31:52.588 INFO [stderr] warning: unused variable: `step`
Dec 12 14:31:52.588 INFO [stderr]   --> tests/cucumber.rs:24:30
Dec 12 14:31:52.588 INFO [stderr]    |
Dec 12 14:31:52.588 INFO [stderr] 24 |         when "Hello" |world, step| {
Dec 12 14:31:52.588 INFO [stderr]    |                              ^^^^ help: consider using `_step` instead
Dec 12 14:31:52.588 INFO [stderr] 
Dec 12 14:31:52.684 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
Dec 12 14:31:52.700 INFO [stderr] su: No module specific data is present
Dec 12 14:31:53.380 INFO running `"docker" "inspect" "a6cdddb08f874e5d2ad340557d8847cfe3eab7a2989923732f78d4c60da22a10"`
Dec 12 14:31:53.478 INFO running `"docker" "rm" "-f" "a6cdddb08f874e5d2ad340557d8847cfe3eab7a2989923732f78d4c60da22a10"`
Dec 12 14:31:53.740 INFO [stdout] a6cdddb08f874e5d2ad340557d8847cfe3eab7a2989923732f78d4c60da22a10