Sep 04 11:03:06.776 INFO checking message_verifier-1.1.0 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 11:03:06.776 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 11:03:06.776 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/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 11:03:06.934 INFO blam! be99179691742ec937bff4fc95eda8440ce8e3d5a1d5bbad39686d58373786c0
Sep 04 11:03:06.936 INFO running `"docker" "start" "-a" "be99179691742ec937bff4fc95eda8440ce8e3d5a1d5bbad39686d58373786c0"`
Sep 04 11:03:07.789 INFO kablam!     Checking message_verifier v1.1.0 (file:///source)
Sep 04 11:03:09.009 INFO kablam! warning: unused import: `std::str`
Sep 04 11:03:09.009 INFO kablam!    --> src/lib.rs:409:9
Sep 04 11:03:09.009 INFO kablam!     |
Sep 04 11:03:09.009 INFO kablam! 409 |     use std::str;
Sep 04 11:03:09.009 INFO kablam!     |         ^^^^^^^^
Sep 04 11:03:09.009 INFO kablam!     |
Sep 04 11:03:09.009 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 04 11:03:09.010 INFO kablam! 
Sep 04 11:03:11.471 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
Sep 04 11:03:11.476 INFO kablam! su: No module specific data is present
Sep 04 11:03:12.102 INFO running `"docker" "rm" "-f" "be99179691742ec937bff4fc95eda8440ce8e3d5a1d5bbad39686d58373786c0"`
Sep 04 11:03:12.202 INFO blam! be99179691742ec937bff4fc95eda8440ce8e3d5a1d5bbad39686d58373786c0