Dec 14 17:42:10.284 INFO testing take_mut-0.2.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 17:42:10.284 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 17:42:10.611 INFO [stdout] 1eac13004d26367987d3e55b90f0b30d4f29e85c5f4e28642c597ff1b0c2fee7
Dec 14 17:42:10.617 INFO running `"docker" "start" "-a" "1eac13004d26367987d3e55b90f0b30d4f29e85c5f4e28642c597ff1b0c2fee7"`
Dec 14 17:42:11.816 INFO [stderr] usermod: no changes
Dec 14 17:42:11.875 INFO [stderr]    Compiling take_mut v0.2.2 (/source)
Dec 14 17:42:12.495 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 14 17:42:12.497 INFO [stderr] su: No module specific data is present
Dec 14 17:42:12.924 INFO running `"docker" "inspect" "1eac13004d26367987d3e55b90f0b30d4f29e85c5f4e28642c597ff1b0c2fee7"`
Dec 14 17:42:13.124 INFO running `"docker" "rm" "-f" "1eac13004d26367987d3e55b90f0b30d4f29e85c5f4e28642c597ff1b0c2fee7"`
Dec 14 17:42:13.307 INFO [stdout] 1eac13004d26367987d3e55b90f0b30d4f29e85c5f4e28642c597ff1b0c2fee7
Dec 14 17:42:13.309 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 14 17:42:13.652 INFO [stdout] 5232d5e4d19f307fac1bebe26991f4c3bdc6fa7d08db70c2ff92698e3cf753b2
Dec 14 17:42:13.656 INFO running `"docker" "start" "-a" "5232d5e4d19f307fac1bebe26991f4c3bdc6fa7d08db70c2ff92698e3cf753b2"`
Dec 14 17:42:14.616 INFO [stderr] usermod: no changes
Dec 14 17:42:14.695 INFO [stderr]    Compiling take_mut v0.2.2 (/source)
Dec 14 17:42:15.387 INFO [stderr] warning: unreachable expression
Dec 14 17:42:15.387 INFO [stderr]    --> src/lib.rs:141:13
Dec 14 17:42:15.387 INFO [stderr]     |
Dec 14 17:42:15.387 INFO [stderr] 141 |             Foo::B
Dec 14 17:42:15.387 INFO [stderr]     |             ^^^^^^
Dec 14 17:42:15.387 INFO [stderr]     |
Dec 14 17:42:15.387 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 14 17:42:15.387 INFO [stderr] 
Dec 14 17:42:15.419 INFO [stderr] warning: unused variable: `a`
Dec 14 17:42:15.419 INFO [stderr]    --> src/scoped.rs:153:14
Dec 14 17:42:15.419 INFO [stderr]     |
Dec 14 17:42:15.419 INFO [stderr] 153 |         let (a, a_hole) = scope.take(&mut bar.a);
Dec 14 17:42:15.419 INFO [stderr]     |              ^ help: consider using `_a` instead
Dec 14 17:42:15.419 INFO [stderr]     |
Dec 14 17:42:15.419 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 14 17:42:15.419 INFO [stderr] 
Dec 14 17:42:15.419 INFO [stderr] warning: unused variable: `b`
Dec 14 17:42:15.419 INFO [stderr]    --> src/scoped.rs:154:14
Dec 14 17:42:15.419 INFO [stderr]     |
Dec 14 17:42:15.419 INFO [stderr] 154 |         let (b, b_hole) = scope.take(&mut bar.b);
Dec 14 17:42:15.419 INFO [stderr]     |              ^ help: consider using `_b` instead
Dec 14 17:42:15.419 INFO [stderr] 
Dec 14 17:42:15.419 INFO [stderr] warning: unused variable: `t`
Dec 14 17:42:15.419 INFO [stderr]    --> src/scoped.rs:170:18
Dec 14 17:42:15.419 INFO [stderr]     |
Dec 14 17:42:15.419 INFO [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
Dec 14 17:42:15.419 INFO [stderr]     |                  ^ help: consider using `_t` instead
Dec 14 17:42:15.419 INFO [stderr] 
Dec 14 17:42:15.419 INFO [stderr] warning: unused variable: `hole`
Dec 14 17:42:15.419 INFO [stderr]    --> src/scoped.rs:170:21
Dec 14 17:42:15.419 INFO [stderr]     |
Dec 14 17:42:15.419 INFO [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
Dec 14 17:42:15.419 INFO [stderr]     |                     ^^^^ help: consider using `_hole` instead
Dec 14 17:42:15.419 INFO [stderr] 
Dec 14 17:42:16.070 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 14 17:42:16.081 INFO [stderr] su: No module specific data is present
Dec 14 17:42:16.604 INFO running `"docker" "inspect" "5232d5e4d19f307fac1bebe26991f4c3bdc6fa7d08db70c2ff92698e3cf753b2"`
Dec 14 17:42:16.741 INFO running `"docker" "rm" "-f" "5232d5e4d19f307fac1bebe26991f4c3bdc6fa7d08db70c2ff92698e3cf753b2"`
Dec 14 17:42:16.966 INFO [stdout] 5232d5e4d19f307fac1bebe26991f4c3bdc6fa7d08db70c2ff92698e3cf753b2
Dec 14 17:42:16.969 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 14 17:42:17.416 INFO [stdout] d715cb4a93af3a211720786687a543a796f92a0269b1601229a4e9e500575651
Dec 14 17:42:17.423 INFO running `"docker" "start" "-a" "d715cb4a93af3a211720786687a543a796f92a0269b1601229a4e9e500575651"`
Dec 14 17:42:18.607 INFO [stderr] usermod: no changes
Dec 14 17:42:18.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 14 17:42:18.659 INFO [stderr]      Running /target/debug/deps/take_mut-e324e6e3af8359f0
Dec 14 17:42:18.667 INFO [stdout] 
Dec 14 17:42:18.667 INFO [stdout] running 5 tests
Dec 14 17:42:18.667 INFO [stdout] test scoped::scope_based_take ... ok
Dec 14 17:42:18.675 INFO [stdout] test it_works_recover ... ok
Dec 14 17:42:18.675 INFO [stdout] test it_works ... ok
Dec 14 17:42:18.751 INFO [stdout] test it_works_recover_panic ... ok
Dec 14 17:42:18.751 INFO [stdout] test scoped::panic_on_recovered_panic ... ok
Dec 14 17:42:18.751 INFO [stdout] 
Dec 14 17:42:18.751 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 17:42:18.751 INFO [stdout] 
Dec 14 17:42:18.759 INFO [stderr]    Doc-tests take_mut
Dec 14 17:42:19.652 INFO [stdout] 
Dec 14 17:42:19.652 INFO [stdout] running 4 tests
Dec 14 17:42:19.652 INFO [stdout] test src/scoped.rs - scoped (line 17) ... ignored
Dec 14 17:42:21.862 INFO [stdout] test src/lib.rs - take (line 21) ... ok
Dec 14 17:42:22.055 INFO [stdout] test src/lib.rs - take_or_recover (line 71) ... ok
Dec 14 17:42:22.163 INFO [stdout] test src/scoped.rs - scoped (line 5) ... ok
Dec 14 17:42:22.163 INFO [stdout] 
Dec 14 17:42:22.163 INFO [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
Dec 14 17:42:22.163 INFO [stdout] 
Dec 14 17:42:22.178 INFO [stderr] su: No module specific data is present
Dec 14 17:42:22.665 INFO running `"docker" "inspect" "d715cb4a93af3a211720786687a543a796f92a0269b1601229a4e9e500575651"`
Dec 14 17:42:22.875 INFO running `"docker" "rm" "-f" "d715cb4a93af3a211720786687a543a796f92a0269b1601229a4e9e500575651"`
Dec 14 17:42:23.139 INFO [stdout] d715cb4a93af3a211720786687a543a796f92a0269b1601229a4e9e500575651