[INFO] crate synctree 0.1.3 is already in cache
[INFO] testing synctree-0.1.3 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate synctree 0.1.3 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate synctree 0.1.3 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate synctree 0.1.3
[INFO] finished tweaking crates.io crate synctree 0.1.3
[INFO] tweaked toml for crates.io crate synctree 0.1.3 written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 9baecfa87f4c983ceb241fc62bbd794e6078832e77441b300604f1e582be8074
[INFO] running `"docker" "start" "-a" "9baecfa87f4c983ceb241fc62bbd794e6078832e77441b300604f1e582be8074"`
[INFO] [stderr]    Compiling onevec v0.1.0
[INFO] [stderr]    Compiling synctree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/arena.rs:123:71
[INFO] [stderr]     |
[INFO] [stderr] 123 |             let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() });
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "9baecfa87f4c983ceb241fc62bbd794e6078832e77441b300604f1e582be8074"`
[INFO] running `"docker" "rm" "-f" "9baecfa87f4c983ceb241fc62bbd794e6078832e77441b300604f1e582be8074"`
[INFO] [stdout] 9baecfa87f4c983ceb241fc62bbd794e6078832e77441b300604f1e582be8074
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ffbb86c6c9fb39394d1e27dd1b275ddc294e3177dcd26d29410bc9c543313f83
[INFO] running `"docker" "start" "-a" "ffbb86c6c9fb39394d1e27dd1b275ddc294e3177dcd26d29410bc9c543313f83"`
[INFO] [stderr]    Compiling synctree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/arena.rs:123:71
[INFO] [stderr]     |
[INFO] [stderr] 123 |             let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() });
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "ffbb86c6c9fb39394d1e27dd1b275ddc294e3177dcd26d29410bc9c543313f83"`
[INFO] running `"docker" "rm" "-f" "ffbb86c6c9fb39394d1e27dd1b275ddc294e3177dcd26d29410bc9c543313f83"`
[INFO] [stdout] ffbb86c6c9fb39394d1e27dd1b275ddc294e3177dcd26d29410bc9c543313f83
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] d4a183a5912816ec1a6f7ddcc153aee651b5c1ffbb946ba206f63140079d8094
[INFO] running `"docker" "start" "-a" "d4a183a5912816ec1a6f7ddcc153aee651b5c1ffbb946ba206f63140079d8094"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synctree-f83cef0ba16524fd
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test arena::tests::create ... ok
[INFO] [stdout] test arena::tests::iter_mut ... ok
[INFO] [stdout] test arena::tests::iter ... ok
[INFO] [stdout] test arena::tests::simple ... ok
[INFO] [stdout] test macros::tests::tree_macro ... ok
[INFO] [stdout] test node_arena::tests::ptr_eq ... ok
[INFO] [stdout] test node_arena::tests::into_inner ... ok
[INFO] [stdout] test node_arena::tests::read ... ok
[INFO] [stdout] test node_arena::tests::write ... ok
[INFO] [stdout] test tests::children_iter ... ok
[INFO] [stdout] test tests::children_append ... ok
[INFO] [stdout] test tests::children_prepend ... ok
[INFO] [stdout] test tests::children_iter_double_ended ... ok
[INFO] [stdout] test tests::parent ... ok
[INFO] [stdout] test tests::siblings ... ok
[INFO] [stdout] test tests::siblings_iter ... ok
[INFO] [stdout] test tests::traversal ... ok
[INFO] [stdout] test tests::read_write ... ok
[INFO] [stdout] test tests::ancestors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests synctree
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/macros.rs - tree (line 36) ... ignored
[INFO] [stdout] test src/macros.rs - tree (line 50) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d4a183a5912816ec1a6f7ddcc153aee651b5c1ffbb946ba206f63140079d8094"`
[INFO] running `"docker" "rm" "-f" "d4a183a5912816ec1a6f7ddcc153aee651b5c1ffbb946ba206f63140079d8094"`
[INFO] [stdout] d4a183a5912816ec1a6f7ddcc153aee651b5c1ffbb946ba206f63140079d8094