Sep 10 09:25:34.355 INFO checking specialize-0.0.3 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 09:25:34.355 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 09:25:34.355 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/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 09:25:34.571 INFO blam! 9c00dc55b97f6703db955daaec39efcb7c53d89dc945e8b36d312b658e9e00db
Sep 10 09:25:34.573 INFO running `"docker" "start" "-a" "9c00dc55b97f6703db955daaec39efcb7c53d89dc945e8b36d312b658e9e00db"`
Sep 10 09:25:36.257 INFO kablam! usermod: no changes
Sep 10 09:25:36.322 INFO kablam!     Checking specialize v0.0.3 (file:///source)
Sep 10 09:25:36.706 INFO kablam! warning: patterns aren't allowed in methods without bodies
Sep 10 09:25:36.706 INFO kablam!    --> src/lib.rs:594:65
Sep 10 09:25:36.706 INFO kablam!     |
Sep 10 09:25:36.706 INFO kablam! 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Sep 10 09:25:36.706 INFO kablam!     |                                                                 ^^^^^
Sep 10 09:25:36.706 INFO kablam!     |
Sep 10 09:25:36.706 INFO kablam!     = note: #[warn(patterns_in_fns_without_body)] on by default
Sep 10 09:25:36.706 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Sep 10 09:25:36.706 INFO kablam!     = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Sep 10 09:25:36.706 INFO kablam! 
Sep 10 09:25:36.802 INFO kablam! warning: unused variable: `w`
Sep 10 09:25:36.802 INFO kablam!    --> src/lib.rs:594:69
Sep 10 09:25:36.802 INFO kablam!     |
Sep 10 09:25:36.802 INFO kablam! 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Sep 10 09:25:36.802 INFO kablam!     |                                                                     ^ help: consider using `_w` instead
Sep 10 09:25:36.802 INFO kablam!     |
Sep 10 09:25:36.802 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 09:25:36.802 INFO kablam! 
Sep 10 09:25:36.806 INFO kablam! warning: variable does not need to be mutable
Sep 10 09:25:36.806 INFO kablam!    --> src/lib.rs:594:65
Sep 10 09:25:36.806 INFO kablam!     |
Sep 10 09:25:36.806 INFO kablam! 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Sep 10 09:25:36.806 INFO kablam!     |                                                                 ----^
Sep 10 09:25:36.806 INFO kablam!     |                                                                 |
Sep 10 09:25:36.806 INFO kablam!     |                                                                 help: remove this `mut`
Sep 10 09:25:36.806 INFO kablam!     |
Sep 10 09:25:36.806 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 09:25:36.806 INFO kablam! 
Sep 10 09:25:36.874 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Sep 10 09:25:36.874 INFO kablam! su: No module specific data is present
Sep 10 09:25:37.881 INFO running `"docker" "rm" "-f" "9c00dc55b97f6703db955daaec39efcb7c53d89dc945e8b36d312b658e9e00db"`
Sep 10 09:25:38.020 INFO blam! 9c00dc55b97f6703db955daaec39efcb7c53d89dc945e8b36d312b658e9e00db