Oct 13 08:10:48.744 INFO checking specialize-0.0.3 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 08:10:48.746 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 08:10:49.194 INFO blam! 31adfb9b097c6dd49529a66525ce7d946c31955f7e7cc6f50f4ce230ac9429eb
Oct 13 08:10:49.195 INFO running `"docker" "start" "-a" "31adfb9b097c6dd49529a66525ce7d946c31955f7e7cc6f50f4ce230ac9429eb"`
Oct 13 08:10:51.098 INFO kablam! usermod: no changes
Oct 13 08:10:51.152 INFO kablam!     Checking specialize v0.0.3 (/source)
Oct 13 08:10:51.992 INFO kablam! warning: patterns aren't allowed in methods without bodies
Oct 13 08:10:51.993 INFO kablam!    --> src/lib.rs:594:65
Oct 13 08:10:51.993 INFO kablam!     |
Oct 13 08:10:51.994 INFO kablam! 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Oct 13 08:10:51.995 INFO kablam!     |                                                                 ^^^^^
Oct 13 08:10:51.995 INFO kablam!     |
Oct 13 08:10:51.996 INFO kablam!     = note: #[warn(patterns_in_fns_without_body)] on by default
Oct 13 08:10:51.997 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!
Oct 13 08:10:51.997 INFO kablam!     = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Oct 13 08:10:51.998 INFO kablam! 
Oct 13 08:10:52.090 INFO kablam! warning: unused variable: `w`
Oct 13 08:10:52.090 INFO kablam!    --> src/lib.rs:594:69
Oct 13 08:10:52.090 INFO kablam!     |
Oct 13 08:10:52.090 INFO kablam! 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Oct 13 08:10:52.090 INFO kablam!     |                                                                     ^ help: consider using `_w` instead
Oct 13 08:10:52.090 INFO kablam!     |
Oct 13 08:10:52.090 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 08:10:52.090 INFO kablam! 
Oct 13 08:10:52.097 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:10:52.097 INFO kablam!    --> src/lib.rs:594:65
Oct 13 08:10:52.097 INFO kablam!     |
Oct 13 08:10:52.097 INFO kablam! 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Oct 13 08:10:52.097 INFO kablam!     |                                                                 ----^
Oct 13 08:10:52.097 INFO kablam!     |                                                                 |
Oct 13 08:10:52.097 INFO kablam!     |                                                                 help: remove this `mut`
Oct 13 08:10:52.097 INFO kablam!     |
Oct 13 08:10:52.097 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 08:10:52.097 INFO kablam! 
Oct 13 08:10:52.161 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Oct 13 08:10:52.163 INFO kablam! su: No module specific data is present
Oct 13 08:10:52.811 INFO running `"docker" "rm" "-f" "31adfb9b097c6dd49529a66525ce7d946c31955f7e7cc6f50f4ce230ac9429eb"`
Oct 13 08:10:53.073 INFO blam! 31adfb9b097c6dd49529a66525ce7d946c31955f7e7cc6f50f4ce230ac9429eb