Sep 10 12:04:04.266 INFO checking regex_generate-0.2.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 12:04:04.266 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 12:04:04.266 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 12:04:04.492 INFO blam! 26c2e1634d065b929ceab9ba7f4e7e8aa33e726fe0f8f2b58f832efc53cebb87
Sep 10 12:04:04.502 INFO running `"docker" "start" "-a" "26c2e1634d065b929ceab9ba7f4e7e8aa33e726fe0f8f2b58f832efc53cebb87"`
Sep 10 12:04:05.598 INFO kablam! usermod: no changes
Sep 10 12:04:05.724 INFO kablam!     Checking regex_generate v0.2.0 (file:///source)
Sep 10 12:04:06.838 INFO kablam! warning: unused import: `regex_syntax::Expr`
Sep 10 12:04:06.838 INFO kablam!    --> src/lib.rs:142:9
Sep 10 12:04:06.838 INFO kablam!     |
Sep 10 12:04:06.838 INFO kablam! 142 |     use regex_syntax::Expr;
Sep 10 12:04:06.838 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Sep 10 12:04:06.838 INFO kablam!     |
Sep 10 12:04:06.838 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 10 12:04:06.838 INFO kablam! 
Sep 10 12:04:08.406 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
Sep 10 12:04:08.411 INFO kablam! su: No module specific data is present
Sep 10 12:04:09.332 INFO running `"docker" "rm" "-f" "26c2e1634d065b929ceab9ba7f4e7e8aa33e726fe0f8f2b58f832efc53cebb87"`
Sep 10 12:04:09.462 INFO blam! 26c2e1634d065b929ceab9ba7f4e7e8aa33e726fe0f8f2b58f832efc53cebb87