Nov 30 15:07:59.125 INFO checking specialize-0.0.3 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 15:07:59.126 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 15:07:59.385 INFO [stdout] 1bc258356b669c3e2ef0137cedd32713e2fb7c072104f19d8ec9b4a645d47760
Nov 30 15:07:59.390 INFO running `"docker" "start" "-a" "1bc258356b669c3e2ef0137cedd32713e2fb7c072104f19d8ec9b4a645d47760"`
Nov 30 15:08:00.632 INFO [stderr] usermod: no changes
Nov 30 15:08:00.732 INFO [stderr]     Checking specialize v0.0.3 (/source)
Nov 30 15:08:01.524 INFO [stderr] warning: patterns aren't allowed in methods without bodies
Nov 30 15:08:01.524 INFO [stderr]    --> src/lib.rs:594:65
Nov 30 15:08:01.524 INFO [stderr]     |
Nov 30 15:08:01.524 INFO [stderr] 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Nov 30 15:08:01.524 INFO [stderr]     |                                                                 ^^^^^
Nov 30 15:08:01.524 INFO [stderr]     |
Nov 30 15:08:01.524 INFO [stderr]     = note: #[warn(patterns_in_fns_without_body)] on by default
Nov 30 15:08:01.524 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 30 15:08:01.524 INFO [stderr]     = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Nov 30 15:08:01.535 INFO [stderr] 
Nov 30 15:08:01.608 INFO [stderr] warning: unused variable: `w`
Nov 30 15:08:01.608 INFO [stderr]    --> src/lib.rs:594:69
Nov 30 15:08:01.608 INFO [stderr]     |
Nov 30 15:08:01.608 INFO [stderr] 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Nov 30 15:08:01.608 INFO [stderr]     |                                                                     ^ help: consider using `_w` instead
Nov 30 15:08:01.608 INFO [stderr]     |
Nov 30 15:08:01.608 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 15:08:01.608 INFO [stderr] 
Nov 30 15:08:01.614 INFO [stderr] warning: variable does not need to be mutable
Nov 30 15:08:01.614 INFO [stderr]    --> src/lib.rs:594:65
Nov 30 15:08:01.614 INFO [stderr]     |
Nov 30 15:08:01.614 INFO [stderr] 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Nov 30 15:08:01.614 INFO [stderr]     |                                                                 ----^
Nov 30 15:08:01.614 INFO [stderr]     |                                                                 |
Nov 30 15:08:01.614 INFO [stderr]     |                                                                 help: remove this `mut`
Nov 30 15:08:01.614 INFO [stderr]     |
Nov 30 15:08:01.614 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 15:08:01.614 INFO [stderr] 
Nov 30 15:08:01.653 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Nov 30 15:08:01.655 INFO [stderr] su: No module specific data is present
Nov 30 15:08:02.248 INFO running `"docker" "inspect" "1bc258356b669c3e2ef0137cedd32713e2fb7c072104f19d8ec9b4a645d47760"`
Nov 30 15:08:02.472 INFO running `"docker" "rm" "-f" "1bc258356b669c3e2ef0137cedd32713e2fb7c072104f19d8ec9b4a645d47760"`
Nov 30 15:08:02.677 INFO [stdout] 1bc258356b669c3e2ef0137cedd32713e2fb7c072104f19d8ec9b4a645d47760