[INFO] fetching crate be-tree 0.1.0...
[INFO] testing be-tree-0.1.0 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] extracting crate be-tree 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate be-tree 0.1.0
[INFO] finished tweaking crates.io crate be-tree 0.1.0
[INFO] tweaked toml for crates.io crate be-tree 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate be-tree 0.1.0 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ead9abe63907c66cb214dc8a954d29828404109bd7c7415d348cdf7069880685
[INFO] running `Command { std: "docker" "start" "-a" "ead9abe63907c66cb214dc8a954d29828404109bd7c7415d348cdf7069880685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ead9abe63907c66cb214dc8a954d29828404109bd7c7415d348cdf7069880685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead9abe63907c66cb214dc8a954d29828404109bd7c7415d348cdf7069880685", kill_on_drop: false }`
[INFO] [stdout] ead9abe63907c66cb214dc8a954d29828404109bd7c7415d348cdf7069880685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c35b09ebf86a890a7275bcf47da57791405a523c5f83da51098e4b65c9b7f72
[INFO] running `Command { std: "docker" "start" "-a" "9c35b09ebf86a890a7275bcf47da57791405a523c5f83da51098e4b65c9b7f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling be-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `[Pivot<K, V>; 4]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lib.rs:55:45
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let mut result = Self { pivots: mem::MaybeUninit::uninit().assume_init(), len: 2 };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout] note: `Box` must be non-null (in this struct field)
[INFO] [stdout]   --> src/lib.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     child: Box<Node<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "9c35b09ebf86a890a7275bcf47da57791405a523c5f83da51098e4b65c9b7f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c35b09ebf86a890a7275bcf47da57791405a523c5f83da51098e4b65c9b7f72", kill_on_drop: false }`
[INFO] [stdout] 9c35b09ebf86a890a7275bcf47da57791405a523c5f83da51098e4b65c9b7f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3df45702c6d183dbc27fc7b42c5e06b807aff5766af3f159c54e41e521e61e8b
[INFO] running `Command { std: "docker" "start" "-a" "3df45702c6d183dbc27fc7b42c5e06b807aff5766af3f159c54e41e521e61e8b", kill_on_drop: false }`
[INFO] [stdout] warning: the type `[Pivot<K, V>; 4]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lib.rs:55:45
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let mut result = Self { pivots: mem::MaybeUninit::uninit().assume_init(), len: 2 };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout] note: `Box` must be non-null (in this struct field)
[INFO] [stdout]   --> src/lib.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     child: Box<Node<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling be-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `[Pivot<K, V>; 4]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lib.rs:55:45
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let mut result = Self { pivots: mem::MaybeUninit::uninit().assume_init(), len: 2 };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout] note: `Box` must be non-null (in this struct field)
[INFO] [stdout]   --> src/lib.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     child: Box<Node<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "3df45702c6d183dbc27fc7b42c5e06b807aff5766af3f159c54e41e521e61e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df45702c6d183dbc27fc7b42c5e06b807aff5766af3f159c54e41e521e61e8b", kill_on_drop: false }`
[INFO] [stdout] 3df45702c6d183dbc27fc7b42c5e06b807aff5766af3f159c54e41e521e61e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3409b2e578a6c5585d3265f5b2085eda39b682404a8d878a7449baf35d2bea46
[INFO] running `Command { std: "docker" "start" "-a" "3409b2e578a6c5585d3265f5b2085eda39b682404a8d878a7449baf35d2bea46", kill_on_drop: false }`
[INFO] [stderr] warning: the type `[Pivot<K, V>; 4]` does not permit being left uninitialized
[INFO] [stderr]   --> src/lib.rs:55:45
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut result = Self { pivots: mem::MaybeUninit::uninit().assume_init(), len: 2 };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]    |
[INFO] [stderr] note: `Box` must be non-null (in this struct field)
[INFO] [stderr]   --> src/lib.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr]  9 |     child: Box<Node<K, V>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `be-tree` (lib) generated 1 warning
[INFO] [stderr] warning: `be-tree` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/be_tree-cada5d29218d2544)
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 9 tests
[INFO] [stderr] thread 'tests::can_clear' (17) panicked at src/lib.rs:209:22:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5f72d9c3a9b2 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5f72d9c3a9b2 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5f72d9c3a9b2 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5f72d9c3a9b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5f72d9c4a7ff - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x5f72d9c4a7ff - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x5f72d9c085b3 - std::io::default_write_fmt::hd5a9ffaa98f14929
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5f72d9c085b3 - std::io::Write::write_fmt::hc04a1e5003ed78ae
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x5f72d9c14222 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x5f72d9c18cff - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x5f72d9c18b59 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x5f72d9bdbd5e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   12:     0x5f72d9bdbd5e - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5f72d9c1930f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   14:     0x5f72d9c1930f - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x5f72d9c19136 - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x5f72d9c14359 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x5f72d9bfcc4d - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x5f72d9c51e0d - core::panicking::panic_nounwind_fmt::runtime::hfa05cfe792208e7b
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5f72d9c51e0d - core::panicking::panic_nounwind_fmt::h05a292a1d694c9f8
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/intrinsics/mod.rs:2439:9
[INFO] [stderr]   20:     0x5f72d9bb80dc - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::precondition_check::h0bf4dd0821ab8027
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5f72d9bb8029 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::hd42e6487e377f7a8
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5f72d9bb4048 - core::slice::<impl [T]>::get_unchecked_mut::h7fe8e716345a7535
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/slice/mod.rs:689:30
[INFO] [stderr]   23:     0x5f72d9bb84fb - be_tree::slice_insert::h409733ea87329d51
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:209:22
[INFO] [stderr]   24:     0x5f72d9bb99c7 - be_tree::Node<K,V>::insert::h281e7968cf36fb27
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:121:38
[INFO] [stderr]   25:     0x5f72d9bbad26 - be_tree::BeTree<K,V>::insert::hb5a2e0b33429f9cd
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:250:19
[INFO] [stderr]   26:     0x5f72d9bb54c7 - be_tree::tests::can_clear::hb4c56b427ce6fe54
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:318:11
[INFO] [stderr]   27:     0x5f72d9bb55d7 - be_tree::tests::can_clear::{{closure}}::h1da64b9499afcb36
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:316:19
[INFO] [stderr]   28:     0x5f72d9bb6426 - core::ops::function::FnOnce::call_once::hbaa5123ede139403
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x5f72d9bdbb3b - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x5f72d9bdbb3b - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stderr]   31:     0x5f72d9befbbd - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stderr]   32:     0x5f72d9befbbd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   33:     0x5f72d9befbbd - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]   34:     0x5f72d9befbbd - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]   35:     0x5f72d9befbbd - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]   36:     0x5f72d9befbbd - test::run_test_in_process::ha5b55801407ea100
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stderr]   37:     0x5f72d9befbbd - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stderr]   38:     0x5f72d9bc90d4 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stderr]   39:     0x5f72d9bc90d4 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   40:     0x5f72d9bcca0a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stderr]   41:     0x5f72d9bcca0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   42:     0x5f72d9bcca0a - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]   43:     0x5f72d9bcca0a - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]   44:     0x5f72d9bcca0a - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]   45:     0x5f72d9bcca0a - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stderr]   46:     0x5f72d9bcca0a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x5f72d9c0f75f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stderr]   48:     0x5f72d9c0f75f - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stderr]   49:     0x730d8369caa4 - <unknown>
[INFO] [stderr]   50:     0x730d83729a64 - clone
[INFO] [stderr]   51:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/be_tree-cada5d29218d2544` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "3409b2e578a6c5585d3265f5b2085eda39b682404a8d878a7449baf35d2bea46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3409b2e578a6c5585d3265f5b2085eda39b682404a8d878a7449baf35d2bea46", kill_on_drop: false }`
[INFO] [stdout] 3409b2e578a6c5585d3265f5b2085eda39b682404a8d878a7449baf35d2bea46
