Sep 04 21:33:25.161 INFO checking circular-0.2.0 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 21:33:25.161 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 21:33:25.161 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-1/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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=500" "-e" "CMD=cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 21:33:25.434 INFO blam! 366a8b6ab78411b9d98ec7a9f93124b6aaec4c76bca1713fee44937dfa7222e4
Sep 04 21:33:25.436 INFO running `"docker" "start" "-a" "366a8b6ab78411b9d98ec7a9f93124b6aaec4c76bca1713fee44937dfa7222e4"`
Sep 04 21:33:26.339 INFO kablam!     Checking circular v0.2.0 (file:///source)
Sep 04 21:33:27.340 INFO kablam! warning: unused import: `std::str`
Sep 04 21:33:27.340 INFO kablam!    --> src/lib.rs:387:7
Sep 04 21:33:27.340 INFO kablam!     |
Sep 04 21:33:27.340 INFO kablam! 387 |   use std::str;
Sep 04 21:33:27.340 INFO kablam!     |       ^^^^^^^^
Sep 04 21:33:27.340 INFO kablam!     |
Sep 04 21:33:27.340 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 04 21:33:27.340 INFO kablam! 
Sep 04 21:33:28.015 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
Sep 04 21:33:28.018 INFO kablam! su: No module specific data is present
Sep 04 21:33:28.498 INFO running `"docker" "rm" "-f" "366a8b6ab78411b9d98ec7a9f93124b6aaec4c76bca1713fee44937dfa7222e4"`
Sep 04 21:33:28.662 INFO blam! 366a8b6ab78411b9d98ec7a9f93124b6aaec4c76bca1713fee44937dfa7222e4