Sep 01 11:22:55.127 INFO checking piston_meta-0.29.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 11:22:55.128 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 11:22:55.128 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 11:22:55.298 INFO blam! edd449f544bcf650af0722172b81f5ed539be1e8abd26fbf4f821afe7bebe8bb
Sep 01 11:22:55.300 INFO running `"docker" "start" "-a" "edd449f544bcf650af0722172b81f5ed539be1e8abd26fbf4f821afe7bebe8bb"`
Sep 01 11:22:55.850 INFO kablam!     Checking piston_meta v0.29.1 (file:///source)
Sep 01 11:22:56.498 INFO kablam! warning: unnecessary parentheses around function argument
Sep 01 11:22:56.498 INFO kablam!    --> src/lib.rs:203:24
Sep 01 11:22:56.498 INFO kablam!     |
Sep 01 11:22:56.498 INFO kablam! 203 |           Err(()) => Err((Range::empty(0).wrap(ParseError::Conversion(
Sep 01 11:22:56.498 INFO kablam!     |  ________________________^
Sep 01 11:22:56.498 INFO kablam! 204 | |             format!("Bootstrapping rules are incorrect")))))
Sep 01 11:22:56.498 INFO kablam!     | |___________________________________________________________^
Sep 01 11:22:56.498 INFO kablam!     |
Sep 01 11:22:56.498 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 01 11:22:56.498 INFO kablam! help: remove these parentheses
Sep 01 11:22:56.498 INFO kablam!     |
Sep 01 11:22:56.498 INFO kablam! 203 |         Err(()) => Err(Range::empty(0).wrap(ParseError::Conversion(::fmt::format(::std::fmt::Arguments::new_v1(&["Bootstrapping rules are incorrect"],
Sep 01 11:22:56.498 INFO kablam! 204 |                                                                                          &match ()
Sep 01 11:22:56.498 INFO kablam! 205 |                                                                                               {
Sep 01 11:22:56.498 INFO kablam! 206 |                                                                                               ()
Sep 01 11:22:56.499 INFO kablam! 207 |                                                                                               =>
Sep 01 11:22:56.499 INFO kablam! 208 |                                                                                               [],
Sep 01 11:22:56.499 INFO kablam!   ...
Sep 01 11:22:56.499 INFO kablam! 
Sep 01 11:22:56.740 INFO kablam! warning: unnecessary parentheses around function argument
Sep 01 11:22:56.740 INFO kablam!    --> src/lib.rs:203:24
Sep 01 11:22:56.740 INFO kablam!     |
Sep 01 11:22:56.740 INFO kablam! 203 |           Err(()) => Err((Range::empty(0).wrap(ParseError::Conversion(
Sep 01 11:22:56.740 INFO kablam!     |  ________________________^
Sep 01 11:22:56.740 INFO kablam! 204 | |             format!("Bootstrapping rules are incorrect")))))
Sep 01 11:22:56.740 INFO kablam!     | |___________________________________________________________^
Sep 01 11:22:56.740 INFO kablam!     |
Sep 01 11:22:56.740 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 01 11:22:56.741 INFO kablam! help: remove these parentheses
Sep 01 11:22:56.741 INFO kablam!     |
Sep 01 11:22:56.741 INFO kablam! 203 |         Err(()) => Err(Range::empty(0).wrap(ParseError::Conversion(::fmt::format(::std::fmt::Arguments::new_v1(&["Bootstrapping rules are incorrect"],
Sep 01 11:22:56.741 INFO kablam! 204 |                                                                                          &match ()
Sep 01 11:22:56.741 INFO kablam! 205 |                                                                                               {
Sep 01 11:22:56.741 INFO kablam! 206 |                                                                                               ()
Sep 01 11:22:56.741 INFO kablam! 207 |                                                                                               =>
Sep 01 11:22:56.741 INFO kablam! 208 |                                                                                               [],
Sep 01 11:22:56.741 INFO kablam!   ...
Sep 01 11:22:56.741 INFO kablam! 
Sep 01 11:22:59.994 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
Sep 01 11:23:00.001 INFO kablam! su: No module specific data is present
Sep 01 11:23:00.525 INFO running `"docker" "rm" "-f" "edd449f544bcf650af0722172b81f5ed539be1e8abd26fbf4f821afe7bebe8bb"`
Sep 01 11:23:00.630 INFO blam! edd449f544bcf650af0722172b81f5ed539be1e8abd26fbf4f821afe7bebe8bb