[INFO] crate take_mut 0.2.2 is already in cache
[INFO] testing take_mut-0.2.2 against 1.38.0 for beta-1.39-1
[INFO] extracting crate take_mut 0.2.2 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate take_mut 0.2.2 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate take_mut 0.2.2
[INFO] finished tweaking crates.io crate take_mut 0.2.2
[INFO] tweaked toml for crates.io crate take_mut 0.2.2 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] a32d7c7f3ad2d5ce516dfe26a21da3785d1f7d669efbba86f3ff54afcd7863d4
[INFO] running `"docker" "start" "-a" "a32d7c7f3ad2d5ce516dfe26a21da3785d1f7d669efbba86f3ff54afcd7863d4"`
[INFO] [stderr]    Compiling take_mut v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `"docker" "inspect" "a32d7c7f3ad2d5ce516dfe26a21da3785d1f7d669efbba86f3ff54afcd7863d4"`
[INFO] running `"docker" "rm" "-f" "a32d7c7f3ad2d5ce516dfe26a21da3785d1f7d669efbba86f3ff54afcd7863d4"`
[INFO] [stdout] a32d7c7f3ad2d5ce516dfe26a21da3785d1f7d669efbba86f3ff54afcd7863d4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1410b2526138ead7eb5ed5b7c3727dd9602199f5f5080824a73a894194440629
[INFO] running `"docker" "start" "-a" "1410b2526138ead7eb5ed5b7c3727dd9602199f5f5080824a73a894194440629"`
[INFO] [stderr]    Compiling take_mut v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/lib.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |             Foo::B
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/scoped.rs:153:14
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let (a, a_hole) = scope.take(&mut bar.a);
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/scoped.rs:154:14
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let (b, b_hole) = scope.take(&mut bar.b);
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/scoped.rs:170:18
[INFO] [stderr]     |
[INFO] [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
[INFO] [stderr]     |                  ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hole`
[INFO] [stderr]    --> src/scoped.rs:170:21
[INFO] [stderr]     |
[INFO] [stderr] 170 |             let (t, hole) = scope.take_or_recover(&mut foo, || Foo);
[INFO] [stderr]     |                     ^^^^ help: consider prefixing with an underscore: `_hole`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "1410b2526138ead7eb5ed5b7c3727dd9602199f5f5080824a73a894194440629"`
[INFO] running `"docker" "rm" "-f" "1410b2526138ead7eb5ed5b7c3727dd9602199f5f5080824a73a894194440629"`
[INFO] [stdout] 1410b2526138ead7eb5ed5b7c3727dd9602199f5f5080824a73a894194440629
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 0cee392c52e1b4d6087854858087d416772bc46f23f5b48e3e1579b64a38ef40
[INFO] running `"docker" "start" "-a" "0cee392c52e1b4d6087854858087d416772bc46f23f5b48e3e1579b64a38ef40"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/take_mut-b2967f1cc9a09a02
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test it_works_recover ... ok
[INFO] [stdout] test scoped::scope_based_take ... ok
[INFO] [stdout] test it_works_recover_panic ... ok
[INFO] [stdout] test scoped::panic_on_recovered_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests take_mut
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/scoped.rs - scoped (line 17) ... ignored
[INFO] [stdout] test src/lib.rs - take (line 21) ... ok
[INFO] [stdout] test src/lib.rs - take_or_recover (line 71) ... ok
[INFO] [stdout] test src/scoped.rs - scoped (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0cee392c52e1b4d6087854858087d416772bc46f23f5b48e3e1579b64a38ef40"`
[INFO] running `"docker" "rm" "-f" "0cee392c52e1b4d6087854858087d416772bc46f23f5b48e3e1579b64a38ef40"`
[INFO] [stdout] 0cee392c52e1b4d6087854858087d416772bc46f23f5b48e3e1579b64a38ef40