Dec 06 20:51:24.997 INFO testing take_mut-0.2.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 20:51:24.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 20:51:25.323 INFO [stdout] 2a01566c79da030f1c47a570a3054a46846db3feff259f4ec991931d7ede6be6
Dec 06 20:51:25.324 INFO running `"docker" "start" "-a" "2a01566c79da030f1c47a570a3054a46846db3feff259f4ec991931d7ede6be6"`
Dec 06 20:51:26.251 INFO [stderr] usermod: no changes
Dec 06 20:51:26.292 INFO [stderr]    Compiling take_mut v0.2.2 (/source)
Dec 06 20:51:26.796 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Dec 06 20:51:26.812 INFO [stderr] su: No module specific data is present
Dec 06 20:51:27.355 INFO running `"docker" "inspect" "2a01566c79da030f1c47a570a3054a46846db3feff259f4ec991931d7ede6be6"`
Dec 06 20:51:27.578 INFO running `"docker" "rm" "-f" "2a01566c79da030f1c47a570a3054a46846db3feff259f4ec991931d7ede6be6"`
Dec 06 20:51:27.839 INFO [stdout] 2a01566c79da030f1c47a570a3054a46846db3feff259f4ec991931d7ede6be6
Dec 06 20:51:27.848 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 20:51:28.254 INFO [stdout] 4bf4278a89c9297c0814d2b67e96f56da2ef2eca2e1eda8b53d98fc5765a59bf
Dec 06 20:51:28.256 INFO running `"docker" "start" "-a" "4bf4278a89c9297c0814d2b67e96f56da2ef2eca2e1eda8b53d98fc5765a59bf"`
Dec 06 20:51:29.564 INFO [stderr] usermod: no changes
Dec 06 20:51:29.656 INFO [stderr]    Compiling take_mut v0.2.2 (/source)
Dec 06 20:51:30.392 INFO [stderr] warning: unreachable expression
Dec 06 20:51:30.392 INFO [stderr]    --> src/lib.rs:141:13
Dec 06 20:51:30.392 INFO [stderr]     |
Dec 06 20:51:30.392 INFO [stderr] 141 |             Foo::B
Dec 06 20:51:30.392 INFO [stderr]     |             ^^^^^^
Dec 06 20:51:30.392 INFO [stderr]     |
Dec 06 20:51:30.392 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 06 20:51:30.392 INFO [stderr] 
Dec 06 20:51:30.411 INFO [stderr] warning: unused variable: `a`
Dec 06 20:51:30.411 INFO [stderr]    --> src/scoped.rs:153:14
Dec 06 20:51:30.411 INFO [stderr]     |
Dec 06 20:51:30.411 INFO [stderr] 153 |         let (a, a_hole) = scope.take(&mut bar.a);
Dec 06 20:51:30.411 INFO [stderr]     |              ^ help: consider using `_a` instead
Dec 06 20:51:30.411 INFO [stderr]     |
Dec 06 20:51:30.411 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 20:51:30.411 INFO [stderr] 
Dec 06 20:51:30.411 INFO [stderr] warning: unused variable: `b`
Dec 06 20:51:30.411 INFO [stderr]    --> src/scoped.rs:154:14
Dec 06 20:51:30.411 INFO [stderr]     |
Dec 06 20:51:30.411 INFO [stderr] 154 |         let (b, b_hole) = scope.take(&mut bar.b);
Dec 06 20:51:30.411 INFO [stderr]     |              ^ help: consider using `_b` instead
Dec 06 20:51:30.411 INFO [stderr] 
Dec 06 20:51:30.411 INFO [stderr] warning: unused variable: `t`
Dec 06 20:51:30.411 INFO [stderr]    --> src/scoped.rs:170:18
Dec 06 20:51:30.411 INFO [stderr]     |
Dec 06 20:51:30.411 INFO [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
Dec 06 20:51:30.411 INFO [stderr]     |                  ^ help: consider using `_t` instead
Dec 06 20:51:30.411 INFO [stderr] 
Dec 06 20:51:30.411 INFO [stderr] warning: unused variable: `hole`
Dec 06 20:51:30.411 INFO [stderr]    --> src/scoped.rs:170:21
Dec 06 20:51:30.411 INFO [stderr]     |
Dec 06 20:51:30.411 INFO [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
Dec 06 20:51:30.411 INFO [stderr]     |                     ^^^^ help: consider using `_hole` instead
Dec 06 20:51:30.411 INFO [stderr] 
Dec 06 20:51:31.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Dec 06 20:51:31.045 INFO [stderr] su: No module specific data is present
Dec 06 20:51:31.704 INFO running `"docker" "inspect" "4bf4278a89c9297c0814d2b67e96f56da2ef2eca2e1eda8b53d98fc5765a59bf"`
Dec 06 20:51:32.058 INFO running `"docker" "rm" "-f" "4bf4278a89c9297c0814d2b67e96f56da2ef2eca2e1eda8b53d98fc5765a59bf"`
Dec 06 20:51:32.400 INFO [stdout] 4bf4278a89c9297c0814d2b67e96f56da2ef2eca2e1eda8b53d98fc5765a59bf
Dec 06 20:51:32.404 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 20:51:32.849 INFO [stdout] 9f07a4a338a83493d4b8f3f1d437e09c0cb9bfb3fb29fdd2224862202cd68490
Dec 06 20:51:32.854 INFO running `"docker" "start" "-a" "9f07a4a338a83493d4b8f3f1d437e09c0cb9bfb3fb29fdd2224862202cd68490"`
Dec 06 20:51:33.659 INFO [stderr] usermod: no changes
Dec 06 20:51:33.712 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 06 20:51:33.712 INFO [stdout] 
Dec 06 20:51:33.712 INFO [stderr]      Running /target/debug/deps/take_mut-8078d35cfd145bfa
Dec 06 20:51:33.712 INFO [stdout] running 5 tests
Dec 06 20:51:33.712 INFO [stdout] test it_works ... ok
Dec 06 20:51:33.724 INFO [stdout] test scoped::scope_based_take ... ok
Dec 06 20:51:33.724 INFO [stdout] test it_works_recover ... ok
Dec 06 20:51:33.795 INFO [stdout] test scoped::panic_on_recovered_panic ... ok
Dec 06 20:51:33.795 INFO [stderr]    Doc-tests take_mut
Dec 06 20:51:33.795 INFO [stdout] test it_works_recover_panic ... ok
Dec 06 20:51:33.795 INFO [stdout] 
Dec 06 20:51:33.795 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 20:51:33.795 INFO [stdout] 
Dec 06 20:51:34.504 INFO [stdout] 
Dec 06 20:51:34.504 INFO [stdout] running 4 tests
Dec 06 20:51:34.511 INFO [stdout] test src/scoped.rs - scoped (line 17) ... ignored
Dec 06 20:51:36.056 INFO [stdout] test src/lib.rs - take_or_recover (line 71) ... ok
Dec 06 20:51:36.236 INFO [stdout] test src/lib.rs - take (line 21) ... ok
Dec 06 20:51:36.398 INFO [stdout] test src/scoped.rs - scoped (line 5) ... ok
Dec 06 20:51:36.398 INFO [stdout] 
Dec 06 20:51:36.398 INFO [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
Dec 06 20:51:36.398 INFO [stdout] 
Dec 06 20:51:36.421 INFO [stderr] su: No module specific data is present
Dec 06 20:51:36.944 INFO running `"docker" "inspect" "9f07a4a338a83493d4b8f3f1d437e09c0cb9bfb3fb29fdd2224862202cd68490"`
Dec 06 20:51:37.175 INFO running `"docker" "rm" "-f" "9f07a4a338a83493d4b8f3f1d437e09c0cb9bfb3fb29fdd2224862202cd68490"`
Dec 06 20:51:37.396 INFO [stdout] 9f07a4a338a83493d4b8f3f1d437e09c0cb9bfb3fb29fdd2224862202cd68490