Dec 12 06:35:27.925 INFO checking take_mut-0.2.2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 06:35:27.926 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 06:35:28.341 INFO [stdout] ccedab06253ed21d0bcd69ec136c28eabd42ef15b9f6935054d77ff142e266b5
Dec 12 06:35:28.344 INFO running `"docker" "start" "-a" "ccedab06253ed21d0bcd69ec136c28eabd42ef15b9f6935054d77ff142e266b5"`
Dec 12 06:35:29.661 INFO [stderr] usermod: no changes
Dec 12 06:35:29.716 INFO [stderr]     Checking take_mut v0.2.2 (/source)
Dec 12 06:35:30.596 INFO [stderr] warning: unreachable expression
Dec 12 06:35:30.596 INFO [stderr]    --> src/lib.rs:141:13
Dec 12 06:35:30.596 INFO [stderr]     |
Dec 12 06:35:30.596 INFO [stderr] 141 |             Foo::B
Dec 12 06:35:30.596 INFO [stderr]     |             ^^^^^^
Dec 12 06:35:30.596 INFO [stderr]     |
Dec 12 06:35:30.596 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 12 06:35:30.596 INFO [stderr] 
Dec 12 06:35:30.620 INFO [stderr] warning: unused variable: `a`
Dec 12 06:35:30.620 INFO [stderr]    --> src/scoped.rs:153:14
Dec 12 06:35:30.620 INFO [stderr]     |
Dec 12 06:35:30.620 INFO [stderr] 153 |         let (a, a_hole) = scope.take(&mut bar.a);
Dec 12 06:35:30.620 INFO [stderr]     |              ^ help: consider using `_a` instead
Dec 12 06:35:30.620 INFO [stderr]     |
Dec 12 06:35:30.620 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 06:35:30.620 INFO [stderr] 
Dec 12 06:35:30.620 INFO [stderr] warning: unused variable: `b`
Dec 12 06:35:30.620 INFO [stderr]    --> src/scoped.rs:154:14
Dec 12 06:35:30.620 INFO [stderr]     |
Dec 12 06:35:30.620 INFO [stderr] 154 |         let (b, b_hole) = scope.take(&mut bar.b);
Dec 12 06:35:30.620 INFO [stderr]     |              ^ help: consider using `_b` instead
Dec 12 06:35:30.620 INFO [stderr] 
Dec 12 06:35:30.620 INFO [stderr] warning: unused variable: `t`
Dec 12 06:35:30.620 INFO [stderr]    --> src/scoped.rs:170:18
Dec 12 06:35:30.620 INFO [stderr]     |
Dec 12 06:35:30.620 INFO [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
Dec 12 06:35:30.621 INFO [stderr]     |                  ^ help: consider using `_t` instead
Dec 12 06:35:30.621 INFO [stderr] 
Dec 12 06:35:30.621 INFO [stderr] warning: unused variable: `hole`
Dec 12 06:35:30.621 INFO [stderr]    --> src/scoped.rs:170:21
Dec 12 06:35:30.621 INFO [stderr]     |
Dec 12 06:35:30.621 INFO [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
Dec 12 06:35:30.621 INFO [stderr]     |                     ^^^^ help: consider using `_hole` instead
Dec 12 06:35:30.621 INFO [stderr] 
Dec 12 06:35:30.696 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 12 06:35:30.696 INFO [stderr] su: No module specific data is present
Dec 12 06:35:31.318 INFO running `"docker" "inspect" "ccedab06253ed21d0bcd69ec136c28eabd42ef15b9f6935054d77ff142e266b5"`
Dec 12 06:35:31.569 INFO running `"docker" "rm" "-f" "ccedab06253ed21d0bcd69ec136c28eabd42ef15b9f6935054d77ff142e266b5"`
Dec 12 06:35:31.716 INFO [stdout] ccedab06253ed21d0bcd69ec136c28eabd42ef15b9f6935054d77ff142e266b5