Sep 10 08:15:13.642 INFO checking suppositions-0.1.4 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 08:15:13.642 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 08:15:13.642 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/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 08:15:13.882 INFO blam! ee54237e31f971dfcecd66e292e95ffb3f1414b132fba0fba9734fa3ac86f3cd
Sep 10 08:15:13.884 INFO running `"docker" "start" "-a" "ee54237e31f971dfcecd66e292e95ffb3f1414b132fba0fba9734fa3ac86f3cd"`
Sep 10 08:15:15.217 INFO kablam! usermod: no changes
Sep 10 08:15:15.334 INFO kablam!     Checking hex-slice v0.1.4
Sep 10 08:15:15.658 INFO kablam!     Checking suppositions v0.1.4 (file:///source)
Sep 10 08:15:18.446 INFO kablam! warning: unnecessary parentheses around function argument
Sep 10 08:15:18.446 INFO kablam!   --> tests/smoketest.rs:57:14
Sep 10 08:15:18.446 INFO kablam!    |
Sep 10 08:15:18.446 INFO kablam! 57 |     property((booleans())).check(|_| false)
Sep 10 08:15:18.446 INFO kablam!    |              ^^^^^^^^^^^^ help: remove these parentheses
Sep 10 08:15:18.446 INFO kablam!    |
Sep 10 08:15:18.446 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 10 08:15:18.446 INFO kablam! 
Sep 10 08:15:18.446 INFO kablam! warning: unnecessary parentheses around function argument
Sep 10 08:15:18.446 INFO kablam!   --> tests/smoketest.rs:62:14
Sep 10 08:15:18.446 INFO kablam!    |
Sep 10 08:15:18.446 INFO kablam! 62 |     property((booleans())).check(|_| true)
Sep 10 08:15:18.446 INFO kablam!    |              ^^^^^^^^^^^^ help: remove these parentheses
Sep 10 08:15:18.446 INFO kablam! 
Sep 10 08:15:18.446 INFO kablam! warning: unnecessary parentheses around function argument
Sep 10 08:15:18.446 INFO kablam!   --> tests/smoketest.rs:77:14
Sep 10 08:15:18.446 INFO kablam!    |
Sep 10 08:15:18.446 INFO kablam! 77 |     property((booleans())).check(|_| -> Result<(), ()> { Err(()) })
Sep 10 08:15:18.446 INFO kablam!    |              ^^^^^^^^^^^^ help: remove these parentheses
Sep 10 08:15:18.446 INFO kablam! 
Sep 10 08:15:18.446 INFO kablam! warning: unnecessary parentheses around function argument
Sep 10 08:15:18.446 INFO kablam!   --> tests/smoketest.rs:83:14
Sep 10 08:15:18.446 INFO kablam!    |
Sep 10 08:15:18.446 INFO kablam! 83 |     property((booleans())).check(|_| -> Result<(), &'static str> { Err("horrible failure") })
Sep 10 08:15:18.446 INFO kablam!    |              ^^^^^^^^^^^^ help: remove these parentheses
Sep 10 08:15:18.446 INFO kablam! 
Sep 10 08:15:18.446 INFO kablam! warning: unnecessary parentheses around function argument
Sep 10 08:15:18.446 INFO kablam!   --> tests/smoketest.rs:89:14
Sep 10 08:15:18.447 INFO kablam!    |
Sep 10 08:15:18.447 INFO kablam! 89 |     property((booleans())).check(|_| -> Result<(), ()> { Ok(()) })
Sep 10 08:15:18.447 INFO kablam!    |              ^^^^^^^^^^^^ help: remove these parentheses
Sep 10 08:15:18.447 INFO kablam! 
Sep 10 08:15:18.447 INFO kablam! warning: unnecessary parentheses around function argument
Sep 10 08:15:18.447 INFO kablam!   --> tests/smoketest.rs:95:14
Sep 10 08:15:18.447 INFO kablam!    |
Sep 10 08:15:18.447 INFO kablam! 95 |     property((booleans())).check(|_| -> () { panic!("Big bad boom") })
Sep 10 08:15:18.447 INFO kablam!    |              ^^^^^^^^^^^^ help: remove these parentheses
Sep 10 08:15:18.447 INFO kablam! 
Sep 10 08:15:18.447 INFO kablam! warning: unnecessary parentheses around function argument
Sep 10 08:15:18.447 INFO kablam!    --> tests/smoketest.rs:101:14
Sep 10 08:15:18.447 INFO kablam!     |
Sep 10 08:15:18.447 INFO kablam! 101 |     property((booleans())).check(|_| -> () { panic!("Big bad boom") })
Sep 10 08:15:18.447 INFO kablam!     |              ^^^^^^^^^^^^ help: remove these parentheses
Sep 10 08:15:18.447 INFO kablam! 
Sep 10 08:15:18.890 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
Sep 10 08:15:18.902 INFO kablam! su: No module specific data is present
Sep 10 08:15:19.904 INFO running `"docker" "rm" "-f" "ee54237e31f971dfcecd66e292e95ffb3f1414b132fba0fba9734fa3ac86f3cd"`
Sep 10 08:15:20.016 INFO blam! ee54237e31f971dfcecd66e292e95ffb3f1414b132fba0fba9734fa3ac86f3cd