Sep 02 00:46:44.558 INFO checking cheque-0.2.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 02 00:46:44.558 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 02 00:46:44.558 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 00:46:44.755 INFO blam! daeb4fdc4151b88c987b8569cb9c6925aae0da98b4f73d82876635ee81900354
Sep 02 00:46:44.757 INFO running `"docker" "start" "-a" "daeb4fdc4151b88c987b8569cb9c6925aae0da98b4f73d82876635ee81900354"`
Sep 02 00:46:45.468 INFO kablam!     Checking cheque v0.2.0 (file:///source)
Sep 02 00:46:46.562 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.562 INFO kablam!    --> lib.rs:130:9
Sep 02 00:46:46.562 INFO kablam!     |
Sep 02 00:46:46.562 INFO kablam! 130 |         a + a;
Sep 02 00:46:46.562 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.563 INFO kablam!     |
Sep 02 00:46:46.563 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 02 00:46:46.563 INFO kablam! 
Sep 02 00:46:46.563 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.563 INFO kablam!    --> lib.rs:131:9
Sep 02 00:46:46.563 INFO kablam!     |
Sep 02 00:46:46.563 INFO kablam! 131 |         a - a;
Sep 02 00:46:46.563 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.563 INFO kablam! 
Sep 02 00:46:46.564 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.564 INFO kablam!    --> lib.rs:132:9
Sep 02 00:46:46.564 INFO kablam!     |
Sep 02 00:46:46.564 INFO kablam! 132 |         a * a;
Sep 02 00:46:46.564 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.564 INFO kablam! 
Sep 02 00:46:46.564 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.564 INFO kablam!    --> lib.rs:133:9
Sep 02 00:46:46.564 INFO kablam!     |
Sep 02 00:46:46.564 INFO kablam! 133 |         a / a;
Sep 02 00:46:46.564 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.564 INFO kablam! 
Sep 02 00:46:46.564 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.564 INFO kablam!    --> lib.rs:134:9
Sep 02 00:46:46.564 INFO kablam!     |
Sep 02 00:46:46.564 INFO kablam! 134 |         a + 1;
Sep 02 00:46:46.564 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.564 INFO kablam! 
Sep 02 00:46:46.565 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.565 INFO kablam!    --> lib.rs:135:9
Sep 02 00:46:46.565 INFO kablam!     |
Sep 02 00:46:46.565 INFO kablam! 135 |         a - 1;
Sep 02 00:46:46.565 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.565 INFO kablam! 
Sep 02 00:46:46.565 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.565 INFO kablam!    --> lib.rs:136:9
Sep 02 00:46:46.565 INFO kablam!     |
Sep 02 00:46:46.565 INFO kablam! 136 |         a * 1;
Sep 02 00:46:46.565 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.565 INFO kablam! 
Sep 02 00:46:46.565 INFO kablam! warning: unused arithmetic operation which must be used
Sep 02 00:46:46.565 INFO kablam!    --> lib.rs:137:9
Sep 02 00:46:46.565 INFO kablam!     |
Sep 02 00:46:46.565 INFO kablam! 137 |         a / 1;
Sep 02 00:46:46.565 INFO kablam!     |         ^^^^^
Sep 02 00:46:46.565 INFO kablam! 
Sep 02 00:46:46.577 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Sep 02 00:46:46.580 INFO kablam! su: No module specific data is present
Sep 02 00:46:47.114 INFO running `"docker" "rm" "-f" "daeb4fdc4151b88c987b8569cb9c6925aae0da98b4f73d82876635ee81900354"`
Sep 02 00:46:47.239 INFO blam! daeb4fdc4151b88c987b8569cb9c6925aae0da98b4f73d82876635ee81900354