[INFO] crate synctree 0.1.3 is already in cache
[INFO] testing synctree-0.1.3 against 1.45.2 for beta-1.46-1
[INFO] extracting crate synctree 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate synctree 0.1.3 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d4d3bc690a52ab92b87478723e33df150c4561b900db0f542fde42c5ceddd53
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d4d3bc690a52ab92b87478723e33df150c4561b900db0f542fde42c5ceddd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4d3bc690a52ab92b87478723e33df150c4561b900db0f542fde42c5ceddd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4d3bc690a52ab92b87478723e33df150c4561b900db0f542fde42c5ceddd53", kill_on_drop: false }`
[INFO] [stdout] 3d4d3bc690a52ab92b87478723e33df150c4561b900db0f542fde42c5ceddd53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25efb6f51b02592443a69eacca150fd7cd25a0828ac65bec755415c35aeb6c0c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "25efb6f51b02592443a69eacca150fd7cd25a0828ac65bec755415c35aeb6c0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling onevec v0.1.0
[INFO] [stderr]    Compiling synctree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/arena.rs:123:71
[INFO] [stdout]     |
[INFO] [stdout] 123 |             let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() });
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25efb6f51b02592443a69eacca150fd7cd25a0828ac65bec755415c35aeb6c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25efb6f51b02592443a69eacca150fd7cd25a0828ac65bec755415c35aeb6c0c", kill_on_drop: false }`
[INFO] [stdout] 25efb6f51b02592443a69eacca150fd7cd25a0828ac65bec755415c35aeb6c0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b7026b034037d1c1e37376f0181395131647ec54a77302debc00b0935d57764
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b7026b034037d1c1e37376f0181395131647ec54a77302debc00b0935d57764", kill_on_drop: false }`
[INFO] [stderr]    Compiling synctree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/arena.rs:123:71
[INFO] [stdout]     |
[INFO] [stdout] 123 |             let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() });
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/arena.rs:123:71
[INFO] [stdout]     |
[INFO] [stdout] 123 |             let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() });
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "2b7026b034037d1c1e37376f0181395131647ec54a77302debc00b0935d57764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7026b034037d1c1e37376f0181395131647ec54a77302debc00b0935d57764", kill_on_drop: false }`
[INFO] [stdout] 2b7026b034037d1c1e37376f0181395131647ec54a77302debc00b0935d57764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6e06850a41ca54255b982ef0f734572a402834cf44a194df01212209336b329
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6e06850a41ca54255b982ef0f734572a402834cf44a194df01212209336b329", kill_on_drop: false }`
[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] warning: 1 warning emitted
[INFO] [stderr] 
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synctree-a50efcf1490f62a0
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test arena::tests::iter_mut ... ok
[INFO] [stdout] test arena::tests::create ... ok
[INFO] [stdout] test arena::tests::iter ... ok
[INFO] [stdout] test arena::tests::simple ... ok
[INFO] [stdout] test node_arena::tests::into_inner ... ok
[INFO] [stdout] test node_arena::tests::ptr_eq ... ok
[INFO] [stdout] test node_arena::tests::read ... ok
[INFO] [stdout] test node_arena::tests::write ... ok
[INFO] [stdout] test macros::tests::tree_macro ... ok
[INFO] [stdout] test tests::children_append ... ok
[INFO] [stdout] test tests::ancestors ... ok
[INFO] [stdout] test tests::children_iter ... ok
[INFO] [stdout] test tests::children_iter_double_ended ... ok
[INFO] [stdout] test tests::children_prepend ... ok
[INFO] [stdout] test tests::parent ... ok
[INFO] [stdout] test tests::read_write ... ok
[INFO] [stdout] test tests::siblings ... ok
[INFO] [stdout] test tests::traversal ... ok
[INFO] [stdout] test tests::siblings_iter ... 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 `Command { std: "docker" "inspect" "d6e06850a41ca54255b982ef0f734572a402834cf44a194df01212209336b329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e06850a41ca54255b982ef0f734572a402834cf44a194df01212209336b329", kill_on_drop: false }`
[INFO] [stdout] d6e06850a41ca54255b982ef0f734572a402834cf44a194df01212209336b329