Sep 10 21:22:44.719 INFO checking cheque-0.2.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 21:22:44.719 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 21:22:44.719 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:22:44.938 INFO blam! 8a0c8352b13efc6c89055df47164ee602c6468705deff425e73ac358a4008d3e
Sep 10 21:22:44.940 INFO running `"docker" "start" "-a" "8a0c8352b13efc6c89055df47164ee602c6468705deff425e73ac358a4008d3e"`
Sep 10 21:22:47.065 INFO kablam! usermod: no changes
Sep 10 21:22:47.130 INFO kablam!     Checking cheque v0.2.0 (file:///source)
Sep 10 21:22:48.096 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.096 INFO kablam!    --> lib.rs:130:9
Sep 10 21:22:48.096 INFO kablam!     |
Sep 10 21:22:48.096 INFO kablam! 130 |         a + a;
Sep 10 21:22:48.096 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.096 INFO kablam!     |
Sep 10 21:22:48.096 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 21:22:48.096 INFO kablam! 
Sep 10 21:22:48.096 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.096 INFO kablam!    --> lib.rs:131:9
Sep 10 21:22:48.096 INFO kablam!     |
Sep 10 21:22:48.096 INFO kablam! 131 |         a - a;
Sep 10 21:22:48.096 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.096 INFO kablam! 
Sep 10 21:22:48.096 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.096 INFO kablam!    --> lib.rs:132:9
Sep 10 21:22:48.096 INFO kablam!     |
Sep 10 21:22:48.096 INFO kablam! 132 |         a * a;
Sep 10 21:22:48.096 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.096 INFO kablam! 
Sep 10 21:22:48.097 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.097 INFO kablam!    --> lib.rs:133:9
Sep 10 21:22:48.097 INFO kablam!     |
Sep 10 21:22:48.097 INFO kablam! 133 |         a / a;
Sep 10 21:22:48.097 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.097 INFO kablam! 
Sep 10 21:22:48.097 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.097 INFO kablam!    --> lib.rs:134:9
Sep 10 21:22:48.097 INFO kablam!     |
Sep 10 21:22:48.097 INFO kablam! 134 |         a + 1;
Sep 10 21:22:48.097 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.097 INFO kablam! 
Sep 10 21:22:48.097 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.097 INFO kablam!    --> lib.rs:135:9
Sep 10 21:22:48.097 INFO kablam!     |
Sep 10 21:22:48.097 INFO kablam! 135 |         a - 1;
Sep 10 21:22:48.097 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.097 INFO kablam! 
Sep 10 21:22:48.097 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.097 INFO kablam!    --> lib.rs:136:9
Sep 10 21:22:48.097 INFO kablam!     |
Sep 10 21:22:48.097 INFO kablam! 136 |         a * 1;
Sep 10 21:22:48.097 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.097 INFO kablam! 
Sep 10 21:22:48.097 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 21:22:48.097 INFO kablam!    --> lib.rs:137:9
Sep 10 21:22:48.097 INFO kablam!     |
Sep 10 21:22:48.097 INFO kablam! 137 |         a / 1;
Sep 10 21:22:48.097 INFO kablam!     |         ^^^^^
Sep 10 21:22:48.097 INFO kablam! 
Sep 10 21:22:48.134 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Sep 10 21:22:48.138 INFO kablam! su: No module specific data is present
Sep 10 21:22:49.788 INFO running `"docker" "rm" "-f" "8a0c8352b13efc6c89055df47164ee602c6468705deff425e73ac358a4008d3e"`
Sep 10 21:22:49.903 INFO blam! 8a0c8352b13efc6c89055df47164ee602c6468705deff425e73ac358a4008d3e