Sep 17 19:59:31.836 INFO checking piston_meta-0.29.1 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 19:59:31.836 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 19:59:31.836 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-1/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 19:59:32.354 INFO blam! f80765ffdf8ab33a723e0ed5da369680570e066699e9a9c50db6326d7a4dc8cb
Sep 17 19:59:32.356 INFO running `"docker" "start" "-a" "f80765ffdf8ab33a723e0ed5da369680570e066699e9a9c50db6326d7a4dc8cb"`
Sep 17 19:59:34.582 INFO kablam! usermod: no changes
Sep 17 19:59:34.703 INFO kablam!     Checking piston_meta v0.29.1 (/source)
Sep 17 19:59:35.439 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:59:35.439 INFO kablam!    --> src/lib.rs:203:24
Sep 17 19:59:35.439 INFO kablam!     |
Sep 17 19:59:35.439 INFO kablam! 203 |           Err(()) => Err((Range::empty(0).wrap(ParseError::Conversion(
Sep 17 19:59:35.439 INFO kablam!     |  ________________________^
Sep 17 19:59:35.439 INFO kablam! 204 | |             format!("Bootstrapping rules are incorrect")))))
Sep 17 19:59:35.439 INFO kablam!     | |___________________________________________________________^
Sep 17 19:59:35.439 INFO kablam!     |
Sep 17 19:59:35.439 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 17 19:59:35.439 INFO kablam! help: remove these parentheses
Sep 17 19:59:35.439 INFO kablam!     |
Sep 17 19:59:35.439 INFO kablam! 203 |         Err(()) => Err(Range::empty(0).wrap(ParseError::Conversion(::fmt::format(::std::fmt::Arguments::new_v1(&["Bootstrapping rules are incorrect"],
Sep 17 19:59:35.439 INFO kablam! 204 |                                                                                          &match ()
Sep 17 19:59:35.439 INFO kablam! 205 |                                                                                               {
Sep 17 19:59:35.439 INFO kablam! 206 |                                                                                               ()
Sep 17 19:59:35.439 INFO kablam! 207 |                                                                                               =>
Sep 17 19:59:35.439 INFO kablam! 208 |                                                                                               [],
Sep 17 19:59:35.439 INFO kablam!   ...
Sep 17 19:59:35.439 INFO kablam! 
Sep 17 19:59:35.548 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:59:35.548 INFO kablam!    --> src/lib.rs:203:24
Sep 17 19:59:35.548 INFO kablam!     |
Sep 17 19:59:35.549 INFO kablam! 203 |           Err(()) => Err((Range::empty(0).wrap(ParseError::Conversion(
Sep 17 19:59:35.549 INFO kablam!     |  ________________________^
Sep 17 19:59:35.549 INFO kablam! 204 | |             format!("Bootstrapping rules are incorrect")))))
Sep 17 19:59:35.550 INFO kablam!     | |___________________________________________________________^
Sep 17 19:59:35.550 INFO kablam!     |
Sep 17 19:59:35.550 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 17 19:59:35.551 INFO kablam! help: remove these parentheses
Sep 17 19:59:35.551 INFO kablam!     |
Sep 17 19:59:35.551 INFO kablam! 203 |         Err(()) => Err(Range::empty(0).wrap(ParseError::Conversion(::fmt::format(::std::fmt::Arguments::new_v1(&["Bootstrapping rules are incorrect"],
Sep 17 19:59:35.552 INFO kablam! 204 |                                                                                          &match ()
Sep 17 19:59:35.552 INFO kablam! 205 |                                                                                               {
Sep 17 19:59:35.552 INFO kablam! 206 |                                                                                               ()
Sep 17 19:59:35.552 INFO kablam! 207 |                                                                                               =>
Sep 17 19:59:35.553 INFO kablam! 208 |                                                                                               [],
Sep 17 19:59:35.553 INFO kablam!   ...
Sep 17 19:59:35.553 INFO kablam! 
Sep 17 19:59:39.188 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.57s
Sep 17 19:59:39.197 INFO kablam! su: No module specific data is present
Sep 17 19:59:40.721 INFO running `"docker" "rm" "-f" "f80765ffdf8ab33a723e0ed5da369680570e066699e9a9c50db6326d7a4dc8cb"`
Sep 17 19:59:41.051 INFO blam! f80765ffdf8ab33a723e0ed5da369680570e066699e9a9c50db6326d7a4dc8cb