Sep 02 07:39:37.187 INFO checking message_verifier-1.1.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 07:39:37.187 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 07:39:37.187 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 07:39:37.401 INFO blam! e4dd862460a5dd91e75b1985e70ba0878047f17ae69cdfd455e1f0a90850bc49
Sep 02 07:39:37.403 INFO running `"docker" "start" "-a" "e4dd862460a5dd91e75b1985e70ba0878047f17ae69cdfd455e1f0a90850bc49"`
Sep 02 07:39:38.174 INFO kablam!     Checking message_verifier v1.1.0 (file:///source)
Sep 02 07:39:39.016 INFO kablam! warning: unused import: `std::str`
Sep 02 07:39:39.016 INFO kablam!    --> src/lib.rs:409:9
Sep 02 07:39:39.016 INFO kablam!     |
Sep 02 07:39:39.016 INFO kablam! 409 |     use std::str;
Sep 02 07:39:39.016 INFO kablam!     |         ^^^^^^^^
Sep 02 07:39:39.016 INFO kablam!     |
Sep 02 07:39:39.016 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 02 07:39:39.017 INFO kablam! 
Sep 02 07:39:40.685 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
Sep 02 07:39:40.689 INFO kablam! su: No module specific data is present
Sep 02 07:39:41.206 INFO running `"docker" "rm" "-f" "e4dd862460a5dd91e75b1985e70ba0878047f17ae69cdfd455e1f0a90850bc49"`
Sep 02 07:39:41.328 INFO blam! e4dd862460a5dd91e75b1985e70ba0878047f17ae69cdfd455e1f0a90850bc49