[INFO] fetching crate treebitmap 0.4.0...
[INFO] testing treebitmap-0.4.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate treebitmap 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate treebitmap 0.4.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate treebitmap 0.4.0
[INFO] finished tweaking crates.io crate treebitmap 0.4.0
[INFO] tweaked toml for crates.io crate treebitmap 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40925a8160e18bdc9b18fdef0e26f66822f27f1f00547b7e4d68e3da97350caa
[INFO] running `Command { std: "docker" "start" "-a" "40925a8160e18bdc9b18fdef0e26f66822f27f1f00547b7e4d68e3da97350caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40925a8160e18bdc9b18fdef0e26f66822f27f1f00547b7e4d68e3da97350caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40925a8160e18bdc9b18fdef0e26f66822f27f1f00547b7e4d68e3da97350caa", kill_on_drop: false }`
[INFO] [stdout] 40925a8160e18bdc9b18fdef0e26f66822f27f1f00547b7e4d68e3da97350caa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 382b5678f4cc3282420500c3fbcc87aef5dc054c4140e51289eab2cbdbc65c0f
[INFO] running `Command { std: "docker" "start" "-a" "382b5678f4cc3282420500c3fbcc87aef5dc054c4140e51289eab2cbdbc65c0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling treebitmap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "382b5678f4cc3282420500c3fbcc87aef5dc054c4140e51289eab2cbdbc65c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382b5678f4cc3282420500c3fbcc87aef5dc054c4140e51289eab2cbdbc65c0f", kill_on_drop: false }`
[INFO] [stdout] 382b5678f4cc3282420500c3fbcc87aef5dc054c4140e51289eab2cbdbc65c0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b7aeb8db0d42f66253ee53a145663489294f6483c9a98433149e300febbb866
[INFO] running `Command { std: "docker" "start" "-a" "1b7aeb8db0d42f66253ee53a145663489294f6483c9a98433149e300febbb866", kill_on_drop: false }`
[INFO] [stderr]    Compiling treebitmap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_bitmap/allocator.rs:458:17
[INFO] [stdout]     |
[INFO] [stdout] 458 |             let mut x = bucket.get_slot_entry_mut(slot, i);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_bitmap/allocator.rs:545:17
[INFO] [stdout]     |
[INFO] [stdout] 545 |             let mut x = alloc.get_mut(&hdl, i);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "1b7aeb8db0d42f66253ee53a145663489294f6483c9a98433149e300febbb866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7aeb8db0d42f66253ee53a145663489294f6483c9a98433149e300febbb866", kill_on_drop: false }`
[INFO] [stdout] 1b7aeb8db0d42f66253ee53a145663489294f6483c9a98433149e300febbb866
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6fa3b5b8c513cce5359d6450de03440f3c826c942bb46b5b3e4685aff73095d5
[INFO] running `Command { std: "docker" "start" "-a" "6fa3b5b8c513cce5359d6450de03440f3c826c942bb46b5b3e4685aff73095d5", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tree_bitmap/allocator.rs:458:17
[INFO] [stderr]     |
[INFO] [stderr] 458 |             let mut x = bucket.get_slot_entry_mut(slot, i);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tree_bitmap/allocator.rs:545:17
[INFO] [stderr]     |
[INFO] [stderr] 545 |             let mut x = alloc.get_mut(&hdl, i);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `treebitmap` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/treebitmap-ef9f9cd1d619c058)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test address::tests::address_ipv4_from_nibbles ... ok
[INFO] [stdout] test address::tests::address_ipv4_nibbles ... ok
[INFO] [stdout] test address::tests::address_ipv4_mask ... ok
[INFO] [stdout] test address::tests::address_ipv6_from_nibbles ... ok
[INFO] [stdout] test address::tests::address_ipv6_nibbles ... ok
[INFO] [stdout] test address::tests::address_ipv6_mask ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_drain ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_fill ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_get_mut ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_alloc1 ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_new ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_set ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_get_slot_entry_mut ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_move_to ... ok
[INFO] [stdout] test tree_bitmap::node::tests::match_segment ... ok
[INFO] [stdout] test tree_bitmap::node::tests::test_trienode_new ... ok
[INFO] [stdout] test tree_bitmap::tests::into_iter_drop ... ok
[INFO] [stdout] test tree_bitmap::tests::iter ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_insert_slot_entry ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_get_slot_entry ... ok
[INFO] [stdout] test tree_bitmap::tests::drop ... ok
[INFO] [stdout] test tree_bitmap::tests::into_iter ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stdout] test tree_bitmap::tests::len ... FAILED
[INFO] [stdout] test tree_bitmap::tests::remove ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tree_bitmap::tests::len stdout ----
[INFO] [stdout] thread 'tree_bitmap::tests::len' panicked at 'attempted to zero-initialize type `&str`, which is invalid', src/tree_bitmap/allocator.rs:195:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555e111cc9dc - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x555e111cc9dc - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555e111cc9dc - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x555e111cc9dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x555e111ef7bc - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x555e111c7005 - std::io::Write::write_fmt::h21d7683cabdb4c35
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x555e111ce430 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x555e111ce430 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x555e111ce430 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x555e111ce016 - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x555e111ceae4 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x555e111ce592 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:500:13
[INFO] [stdout]   12:     0x555e111cce94 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x555e111ce529 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x555e11146871 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14
[INFO] [stdout]   15:     0x555e111467bd - core::panicking::panic::h50b51d19800453c0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x555e1114afb5 - core::mem::zeroed::hf2ef65d031aa9eeb
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/mem/mod.rs:639:9
[INFO] [stdout]   17:     0x555e1114afb5 - treebitmap::tree_bitmap::allocator::BucketVec<T>::remove_slot_entry::h166e2666cd0a273c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:195:21
[INFO] [stdout]   18:     0x555e1115122b - treebitmap::tree_bitmap::allocator::Allocator<T>::remove::hd2d7edc744b0f2fb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:392:19
[INFO] [stdout]   19:     0x555e11160a2e - treebitmap::tree_bitmap::TreeBitmap<T>::push_down::h2128422a0537215c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:79:36
[INFO] [stdout]   20:     0x555e11162820 - treebitmap::tree_bitmap::TreeBitmap<T>::insert::hb9a7cc5ef6c2ce7e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:206:17
[INFO] [stdout]   21:     0x555e1115bd44 - treebitmap::tree_bitmap::tests::len::h337115c366acceb1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:549:9
[INFO] [stdout]   22:     0x555e1115ba0a - treebitmap::tree_bitmap::tests::len::{{closure}}::h9f98fb202ee1f575
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:535:5
[INFO] [stdout]   23:     0x555e1117144e - core::ops::function::FnOnce::call_once::h4cfb6a910bbf61b5
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   24:     0x555e111a88b3 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   25:     0x555e111a88b3 - test::__rust_begin_short_backtrace::h8c2a0a5090591869
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5
[INFO] [stdout]   26:     0x555e111a7447 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hea00a22128a38543
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   27:     0x555e111a7447 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   28:     0x555e111a7447 - std::panicking::try::do_call::hc868e78bbc5af2ab
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   29:     0x555e111a7447 - std::panicking::try::he468aede74df1b04
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   30:     0x555e111a7447 - std::panic::catch_unwind::hce3c9152e1cf772d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   31:     0x555e111a7447 - test::run_test_in_process::h9c4ab8162080cf8c
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18
[INFO] [stdout]   32:     0x555e111a7447 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39
[INFO] [stdout]   33:     0x555e1117478e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37
[INFO] [stdout]   34:     0x555e1117478e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   35:     0x555e111795b8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   36:     0x555e111795b8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   37:     0x555e111795b8 - std::panicking::try::do_call::h6ae22f5ac22596e4
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   38:     0x555e111795b8 - std::panicking::try::h2381c25487d6a7c2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   39:     0x555e111795b8 - std::panic::catch_unwind::hfe902f4d5c9d7b6d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   40:     0x555e111795b8 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   41:     0x555e111795b8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   42:     0x555e111d35c3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he162a5c338a10a39
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   43:     0x555e111d35c3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb27497b21740dd97
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   44:     0x555e111d35c3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   45:     0x7f6eaef1d609 - start_thread
[INFO] [stdout]   46:     0x7f6eaecef293 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tree_bitmap::tests::remove stdout ----
[INFO] [stdout] thread 'tree_bitmap::tests::remove' panicked at 'attempted to zero-initialize type `&str`, which is invalid', src/tree_bitmap/allocator.rs:195:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555e111cc9dc - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x555e111cc9dc - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555e111cc9dc - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x555e111cc9dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x555e111ef7bc - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x555e111c7005 - std::io::Write::write_fmt::h21d7683cabdb4c35
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x555e111ce430 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x555e111ce430 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x555e111ce430 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x555e111ce016 - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x555e111ceae4 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x555e111ce592 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:500:13
[INFO] [stdout]   12:     0x555e111cce94 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x555e111ce529 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x555e11146871 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14
[INFO] [stdout]   15:     0x555e111467bd - core::panicking::panic::h50b51d19800453c0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x555e1114afb5 - core::mem::zeroed::hf2ef65d031aa9eeb
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/mem/mod.rs:639:9
[INFO] [stdout]   17:     0x555e1114afb5 - treebitmap::tree_bitmap::allocator::BucketVec<T>::remove_slot_entry::h166e2666cd0a273c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:195:21
[INFO] [stdout]   18:     0x555e1115122b - treebitmap::tree_bitmap::allocator::Allocator<T>::remove::hd2d7edc744b0f2fb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:392:19
[INFO] [stdout]   19:     0x555e11160a2e - treebitmap::tree_bitmap::TreeBitmap<T>::push_down::h2128422a0537215c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:79:36
[INFO] [stdout]   20:     0x555e11162820 - treebitmap::tree_bitmap::TreeBitmap<T>::insert::hb9a7cc5ef6c2ce7e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:206:17
[INFO] [stdout]   21:     0x555e1115c0f2 - treebitmap::tree_bitmap::tests::remove::hd107a4280b85e726
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:565:9
[INFO] [stdout]   22:     0x555e1115c00a - treebitmap::tree_bitmap::tests::remove::{{closure}}::ha55fa80109011466
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:560:5
[INFO] [stdout]   23:     0x555e1117170e - core::ops::function::FnOnce::call_once::h8b43410854a8ed1b
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   24:     0x555e111a88b3 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   25:     0x555e111a88b3 - test::__rust_begin_short_backtrace::h8c2a0a5090591869
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5
[INFO] [stdout]   26:     0x555e111a7447 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hea00a22128a38543
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   27:     0x555e111a7447 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   28:     0x555e111a7447 - std::panicking::try::do_call::hc868e78bbc5af2ab
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   29:     0x555e111a7447 - std::panicking::try::he468aede74df1b04
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   30:     0x555e111a7447 - std::panic::catch_unwind::hce3c9152e1cf772d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   31:     0x555e111a7447 - test::run_test_in_process::h9c4ab8162080cf8c
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18
[INFO] [stdout]   32:     0x555e111a7447 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39
[INFO] [stdout]   33:     0x555e1117478e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37
[INFO] [stdout]   34:     0x555e1117478e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   35:     0x555e111795b8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   36:     0x555e111795b8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   37:     0x555e111795b8 - std::panicking::try::do_call::h6ae22f5ac22596e4
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   38:     0x555e111795b8 - std::panicking::try::h2381c25487d6a7c2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   39:     0x555e111795b8 - std::panic::catch_unwind::hfe902f4d5c9d7b6d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   40:     0x555e111795b8 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   41:     0x555e111795b8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   42:     0x555e111d35c3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he162a5c338a10a39
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   43:     0x555e111d35c3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb27497b21740dd97
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   44:     0x555e111d35c3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   45:     0x7f6eaef1d609 - start_thread
[INFO] [stdout]   46:     0x7f6eaecef293 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tree_bitmap::tests::len
[INFO] [stdout]     tree_bitmap::tests::remove
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 22 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fa3b5b8c513cce5359d6450de03440f3c826c942bb46b5b3e4685aff73095d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa3b5b8c513cce5359d6450de03440f3c826c942bb46b5b3e4685aff73095d5", kill_on_drop: false }`
[INFO] [stdout] 6fa3b5b8c513cce5359d6450de03440f3c826c942bb46b5b3e4685aff73095d5