[INFO] fetching crate be-tree 0.1.0...
[INFO] testing be-tree-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate be-tree 0.1.0 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate be-tree 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 547f3f3f8a11d11714c7c6611495ce31b3dd0028ed435b68bbbf5e2b6c06bd0f
[INFO] running `Command { std: "docker" "start" "-a" "547f3f3f8a11d11714c7c6611495ce31b3dd0028ed435b68bbbf5e2b6c06bd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547f3f3f8a11d11714c7c6611495ce31b3dd0028ed435b68bbbf5e2b6c06bd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547f3f3f8a11d11714c7c6611495ce31b3dd0028ed435b68bbbf5e2b6c06bd0f", kill_on_drop: false }`
[INFO] [stdout] 547f3f3f8a11d11714c7c6611495ce31b3dd0028ed435b68bbbf5e2b6c06bd0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a709c29ac8143cbd5a2bc6e143411d6ff646e4bc6989287008cee9a3daad5cec
[INFO] running `Command { std: "docker" "start" "-a" "a709c29ac8143cbd5a2bc6e143411d6ff646e4bc6989287008cee9a3daad5cec", 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 0.13s
[INFO] running `Command { std: "docker" "inspect" "a709c29ac8143cbd5a2bc6e143411d6ff646e4bc6989287008cee9a3daad5cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a709c29ac8143cbd5a2bc6e143411d6ff646e4bc6989287008cee9a3daad5cec", kill_on_drop: false }`
[INFO] [stdout] a709c29ac8143cbd5a2bc6e143411d6ff646e4bc6989287008cee9a3daad5cec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a0a3fdb1aa502232aff714c359a1b1a4b4bafef9d0fc60ad3a9fa79dd49e920e
[INFO] running `Command { std: "docker" "start" "-a" "a0a3fdb1aa502232aff714c359a1b1a4b4bafef9d0fc60ad3a9fa79dd49e920e", 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] [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 0.60s
[INFO] running `Command { std: "docker" "inspect" "a0a3fdb1aa502232aff714c359a1b1a4b4bafef9d0fc60ad3a9fa79dd49e920e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a3fdb1aa502232aff714c359a1b1a4b4bafef9d0fc60ad3a9fa79dd49e920e", kill_on_drop: false }`
[INFO] [stdout] a0a3fdb1aa502232aff714c359a1b1a4b4bafef9d0fc60ad3a9fa79dd49e920e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3019e25c0ecf9669d69a4bea6812e1b5665f9a4464dbf7ada2e2989addfec505
[INFO] running `Command { std: "docker" "start" "-a" "3019e25c0ecf9669d69a4bea6812e1b5665f9a4464dbf7ada2e2989addfec505", 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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/be_tree-f06cd147c6122ab9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::can_clear' 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:     0x7bb3fe9b4e82 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x7bb3fe9b4e82 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x7bb3fe9b4e82 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x7bb3fe9b4e82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb62c8ed31943daa5
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x7bb3fe9eef73 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x7bb3fe9eef73 - core::fmt::write::h375399f8cb90b45a
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25
[INFO] [stderr]    6:     0x7bb3fe9b22e3 - std::io::default_write_fmt::h5b62fa6c96f0f73d
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x7bb3fe9b22e3 - std::io::Write::write_fmt::h8399aff377841b1f
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x7bb3fe9b4cd2 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x7bb3fe9b644c - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27
[INFO] [stderr]   10:     0x7bb3fe9b624f - std::panicking::default_hook::h8c8a86b4390ab794
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:327:9
[INFO] [stderr]   11:     0x7bb3fe983324 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha39ae63ed1e9a130
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stderr]   12:     0x7bb3fe983324 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x7bb3fe9b6dd3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h96b7201b552e9069
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stderr]   14:     0x7bb3fe9b6dd3 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13
[INFO] [stderr]   15:     0x7bb3fe9b6b66 - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:699:13
[INFO] [stderr]   16:     0x7bb3fe9b5379 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]   17:     0x7bb3fe9b682d - __rustc[f4ffc7196a45a630]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5
[INFO] [stderr]   18:     0x7bb3fe940e1d - core::panicking::panic_nounwind_fmt::runtime::h4165f4309fca3550
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:117:22
[INFO] [stderr]   19:     0x7bb3fe940e1d - core::panicking::panic_nounwind_fmt::h4e78be162f75f82d
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/intrinsics/mod.rs:2340:9
[INFO] [stderr]   20:     0x7bb3fe94735c - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::precondition_check::h06cf0c226d15b577
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ub_checks.rs:72:21
[INFO] [stderr]   21:     0x7bb3fe9472a9 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::h795e3966229e32b8
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ub_checks.rs:77:17
[INFO] [stderr]   22:     0x7bb3fe944428 - core::slice::<impl [T]>::get_unchecked_mut::h91dac9016b23c6c0
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/slice/mod.rs:687:30
[INFO] [stderr]   23:     0x7bb3fe94aa0b - be_tree::slice_insert::hc7f43f5b1ac78426
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:209:22
[INFO] [stderr]   24:     0x7bb3fe949f24 - be_tree::Node<K,V>::insert::h98090d06bfcfb58d
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:121:38
[INFO] [stderr]   25:     0x7bb3fe94b046 - be_tree::BeTree<K,V>::insert::hcc726cbac5247ac9
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:250:19
[INFO] [stderr]   26:     0x7bb3fe945bb7 - be_tree::tests::can_clear::h753048b77aa4439e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:318:11
[INFO] [stderr]   27:     0x7bb3fe945b77 - be_tree::tests::can_clear::{{closure}}::hb9d5e4e1514d1b22
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:316:19
[INFO] [stderr]   28:     0x7bb3fe941f66 - core::ops::function::FnOnce::call_once::ha792f0f0da8385e1
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x7bb3fe988a1b - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x7bb3fe988a1b - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18
[INFO] [stderr]   31:     0x7bb3fe987c8e - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74
[INFO] [stderr]   32:     0x7bb3fe987c8e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   33:     0x7bb3fe987c8e - std::panicking::catch_unwind::do_call::hf4843906108d6299
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stderr]   34:     0x7bb3fe987c8e - std::panicking::catch_unwind::h849d4e8b03577bb9
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stderr]   35:     0x7bb3fe987c8e - std::panic::catch_unwind::ha1f814c1dec025d2
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stderr]   36:     0x7bb3fe987c8e - test::run_test_in_process::h542aad3fe61255e7
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27
[INFO] [stderr]   37:     0x7bb3fe987c8e - test::run_test::{{closure}}::h612788d75908cb63
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43
[INFO] [stderr]   38:     0x7bb3fe94cb14 - test::run_test::{{closure}}::hbfeea3bcb7245123
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41
[INFO] [stderr]   39:     0x7bb3fe94cb14 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18
[INFO] [stderr]   40:     0x7bb3fe95030a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17
[INFO] [stderr]   41:     0x7bb3fe95030a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   42:     0x7bb3fe95030a - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stderr]   43:     0x7bb3fe95030a - std::panicking::catch_unwind::h454dd49873d22e18
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stderr]   44:     0x7bb3fe95030a - std::panic::catch_unwind::h5c15187324f8cebb
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stderr]   45:     0x7bb3fe95030a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30
[INFO] [stderr]   46:     0x7bb3fe95030a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x7bb3fe9b9827 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2d6e2e526b02c3da
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stderr]   48:     0x7bb3fe9b9827 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1aefced482b33c72
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stderr]   49:     0x7bb3fe9b9827 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17
[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/x86_64-unknown-linux-musl/debug/deps/be_tree-f06cd147c6122ab9` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "3019e25c0ecf9669d69a4bea6812e1b5665f9a4464dbf7ada2e2989addfec505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3019e25c0ecf9669d69a4bea6812e1b5665f9a4464dbf7ada2e2989addfec505", kill_on_drop: false }`
[INFO] [stdout] 3019e25c0ecf9669d69a4bea6812e1b5665f9a4464dbf7ada2e2989addfec505