Sep 02 19:21:53.063 INFO checking bson-0.10.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 19:21:53.063 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 19:21:53.063 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/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 19:21:53.258 INFO blam! 0f402d1be5e7ebbd3995d87c508f8ead525e5e50246aff57dc11680d0352e479
Sep 02 19:21:53.258 INFO running `"docker" "start" "-a" "0f402d1be5e7ebbd3995d87c508f8ead525e5e50246aff57dc11680d0352e479"`
Sep 02 19:21:53.998 INFO kablam!     Checking bson v0.10.0 (file:///source)
Sep 02 19:22:04.019 INFO kablam! warning: unused variable: `tmp`
Sep 02 19:22:04.019 INFO kablam!  --> examples/test.rs:7:9
Sep 02 19:22:04.019 INFO kablam!   |
Sep 02 19:22:04.019 INFO kablam! 7 |     let tmp = bson::to_bson(&map).unwrap(); 
Sep 02 19:22:04.019 INFO kablam!   |         ^^^ help: consider using `_tmp` instead
Sep 02 19:22:04.026 INFO kablam!   |
Sep 02 19:22:04.026 INFO kablam!   = note: #[warn(unused_variables)] on by default
Sep 02 19:22:04.026 INFO kablam! 
Sep 02 19:22:06.042 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 12.15s
Sep 02 19:22:06.053 INFO kablam! su: No module specific data is present
Sep 02 19:22:06.438 INFO running `"docker" "rm" "-f" "0f402d1be5e7ebbd3995d87c508f8ead525e5e50246aff57dc11680d0352e479"`
Sep 02 19:22:06.542 INFO blam! 0f402d1be5e7ebbd3995d87c508f8ead525e5e50246aff57dc11680d0352e479