[INFO] crate treebitmap 0.4.0 is already in cache
[INFO] testing treebitmap-0.4.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate treebitmap 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate treebitmap 0.4.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 454ada7ff7479bf24d31470108603f103d42de13b002c0fe4389e38313455f9d
[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" "454ada7ff7479bf24d31470108603f103d42de13b002c0fe4389e38313455f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "454ada7ff7479bf24d31470108603f103d42de13b002c0fe4389e38313455f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454ada7ff7479bf24d31470108603f103d42de13b002c0fe4389e38313455f9d", kill_on_drop: false }`
[INFO] [stdout] 454ada7ff7479bf24d31470108603f103d42de13b002c0fe4389e38313455f9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90e96571bccada0d9c6e31738858782aa4a75543d7e9553c99bab6169fe4acd3
[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" "90e96571bccada0d9c6e31738858782aa4a75543d7e9553c99bab6169fe4acd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling treebitmap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "90e96571bccada0d9c6e31738858782aa4a75543d7e9553c99bab6169fe4acd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e96571bccada0d9c6e31738858782aa4a75543d7e9553c99bab6169fe4acd3", kill_on_drop: false }`
[INFO] [stdout] 90e96571bccada0d9c6e31738858782aa4a75543d7e9553c99bab6169fe4acd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 191886d3d787751eccd6c993895d58bd3fd8184ccf5a243c79561e6bcf57314d
[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" "191886d3d787751eccd6c993895d58bd3fd8184ccf5a243c79561e6bcf57314d", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.88s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "191886d3d787751eccd6c993895d58bd3fd8184ccf5a243c79561e6bcf57314d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191886d3d787751eccd6c993895d58bd3fd8184ccf5a243c79561e6bcf57314d", kill_on_drop: false }`
[INFO] [stdout] 191886d3d787751eccd6c993895d58bd3fd8184ccf5a243c79561e6bcf57314d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f59ce7ad6393f1896fbd83ae2fd7b55281c0e6759d793709c982d11a3c95bd3d
[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" "f59ce7ad6393f1896fbd83ae2fd7b55281c0e6759d793709c982d11a3c95bd3d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] running 24 tests
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/treebitmap-b67637cae2ab7d7a
[INFO] [stdout] test address::tests::address_ipv4_nibbles ... ok
[INFO] [stdout] test address::tests::address_ipv4_mask ... ok
[INFO] [stdout] test address::tests::address_ipv4_from_nibbles ... ok
[INFO] [stdout] test address::tests::address_ipv6_from_nibbles ... ok
[INFO] [stdout] test tree_bitmap::node::tests::test_trienode_new ... ok
[INFO] [stdout] test tree_bitmap::tests::drop ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_fill ... ok
[INFO] [stdout] test tree_bitmap::tests::iter ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_drain ... ok
[INFO] [stdout] test tree_bitmap::node::tests::match_segment ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_get_slot_entry_mut ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_get_slot_entry ... ok
[INFO] [stdout] test address::tests::address_ipv6_mask ... ok
[INFO] [stdout] test tree_bitmap::tests::into_iter_drop ... ok
[INFO] [stdout] test address::tests::address_ipv6_nibbles ... ok
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_insert_slot_entry ... ok
[INFO] [stdout] test tree_bitmap::tests::into_iter ... 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_move_to ... ok
[INFO] [stdout] test tree_bitmap::tests::remove ... FAILED
[INFO] [stdout] test tree_bitmap::tests::len ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[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', /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/mem/mod.rs:628:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555621c17a55 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x555621c17a55 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x555621c17a55 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x555621c17a55 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb4bdb37c3c335733
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x555621c3f71c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x555621bca395 - std::io::Write::write_fmt::h4be0daababb55bba
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539
[INFO] [stdout]    6:     0x555621c10161 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h83c1e1aa73f374f5
[INFO] [stdout]                                at src/libstd/io/impls.rs:176
[INFO] [stdout]    7:     0x555621c1a1b0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    8:     0x555621c1a1b0 - std::sys_common::backtrace::print::h2b2218fa55714084
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x555621c1a1b0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]   10:     0x555621c19eaa - std::panicking::default_hook::h4cafc94c2fc640fb
[INFO] [stdout]                                at src/libstd/panicking.rs:214
[INFO] [stdout]   11:     0x555621c1a7f3 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3
[INFO] [stdout]                                at src/libstd/panicking.rs:526
[INFO] [stdout]   12:     0x555621c1a3eb - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:437
[INFO] [stdout]   13:     0x555621c3e0b1 - core::panicking::panic_fmt::h78830ea6a34e7206
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   14:     0x555621c3dffd - core::panicking::panic::h68e56c2eeba99c8c
[INFO] [stdout]                                at src/libcore/panicking.rs:50
[INFO] [stdout]   15:     0x555621b9da39 - core::mem::zeroed::h860c0dc77e14ca6b
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/mem/mod.rs:628
[INFO] [stdout]   16:     0x555621b9da39 - treebitmap::tree_bitmap::allocator::BucketVec<T>::remove_slot_entry::hb4b09d65e72532a6
[INFO] [stdout]                                at src/tree_bitmap/allocator.rs:195
[INFO] [stdout]   17:     0x555621ba3425 - treebitmap::tree_bitmap::allocator::Allocator<T>::remove::hc9f544c34df49ea5
[INFO] [stdout]                                at src/tree_bitmap/allocator.rs:392
[INFO] [stdout]   18:     0x555621ba41dd - treebitmap::tree_bitmap::TreeBitmap<T>::push_down::h7c5674dfb7b57426
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:79
[INFO] [stdout]   19:     0x555621ba6be2 - treebitmap::tree_bitmap::TreeBitmap<T>::insert::h76a8e8bc9cde7d56
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:206
[INFO] [stdout]   20:     0x555621bba6ee - treebitmap::tree_bitmap::tests::remove::he204951fe0560228
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:565
[INFO] [stdout]   21:     0x555621bba5da - treebitmap::tree_bitmap::tests::remove::{{closure}}::h699dd28b0e5dd997
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:560
[INFO] [stdout]   22:     0x555621bb141e - core::ops::function::FnOnce::call_once::h696db5b284a84962
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stdout]   23:     0x555621bf190c - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h8340ba6798e0c4ff
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stdout]   24:     0x555621bf190c - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stdout]   25:     0x555621bf190c - std::panicking::try::do_call::hd8680a2dbb0ed3c4
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stdout]   26:     0x555621bf190c - std::panicking::try::h46b4de2d705e7a8d
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stdout]   27:     0x555621bf190c - std::panic::catch_unwind::h059b3f06991e0a9c
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stdout]   28:     0x555621bf190c - test::run_test_in_process::h5ae08a65430494a4
[INFO] [stdout]                                at src/libtest/lib.rs:541
[INFO] [stdout]   29:     0x555621bf190c - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8
[INFO] [stdout]                                at src/libtest/lib.rs:450
[INFO] [stdout]   30:     0x555621bc9886 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130
[INFO] [stdout]   31:     0x555621bce875 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475
[INFO] [stdout]   32:     0x555621bce875 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stdout]   33:     0x555621bce875 - std::panicking::try::do_call::h4e0f426e17cd216c
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stdout]   34:     0x555621bce875 - std::panicking::try::hd05e4ef6b4303d29
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stdout]   35:     0x555621bce875 - std::panic::catch_unwind::h19a1127ec729c5dd
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stdout]   36:     0x555621bce875 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474
[INFO] [stdout]   37:     0x555621bce875 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stdout]   38:     0x555621c20a1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hc0e15d78a519721e
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stdout]   39:     0x555621c20a1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h211da8fffb09f192
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stdout]   40:     0x555621c20a1a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stdout]   41:     0x7f2b760d8609 - start_thread
[INFO] [stdout]   42:     0x7f2b75fe4103 - __clone
[INFO] [stdout]   43:                0x0 - <unknown>
[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', /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/mem/mod.rs:628:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555621c17a55 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x555621c17a55 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x555621c17a55 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x555621c17a55 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb4bdb37c3c335733
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x555621c3f71c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x555621bca395 - std::io::Write::write_fmt::h4be0daababb55bba
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539
[INFO] [stdout]    6:     0x555621c10161 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h83c1e1aa73f374f5
[INFO] [stdout]                                at src/libstd/io/impls.rs:176
[INFO] [stdout]    7:     0x555621c1a1b0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    8:     0x555621c1a1b0 - std::sys_common::backtrace::print::h2b2218fa55714084
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x555621c1a1b0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]   10:     0x555621c19eaa - std::panicking::default_hook::h4cafc94c2fc640fb
[INFO] [stdout]                                at src/libstd/panicking.rs:214
[INFO] [stdout]   11:     0x555621c1a7f3 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3
[INFO] [stdout]                                at src/libstd/panicking.rs:526
[INFO] [stdout]   12:     0x555621c1a3eb - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:437
[INFO] [stdout]   13:     0x555621c3e0b1 - core::panicking::panic_fmt::h78830ea6a34e7206
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   14:     0x555621c3dffd - core::panicking::panic::h68e56c2eeba99c8c
[INFO] [stdout]                                at src/libcore/panicking.rs:50
[INFO] [stdout]   15:     0x555621b9da39 - core::mem::zeroed::h860c0dc77e14ca6b
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/mem/mod.rs:628
[INFO] [stdout]   16:     0x555621b9da39 - treebitmap::tree_bitmap::allocator::BucketVec<T>::remove_slot_entry::hb4b09d65e72532a6
[INFO] [stdout]                                at src/tree_bitmap/allocator.rs:195
[INFO] [stdout]   17:     0x555621ba3425 - treebitmap::tree_bitmap::allocator::Allocator<T>::remove::hc9f544c34df49ea5
[INFO] [stdout]                                at src/tree_bitmap/allocator.rs:392
[INFO] [stdout]   18:     0x555621ba41dd - treebitmap::tree_bitmap::TreeBitmap<T>::push_down::h7c5674dfb7b57426
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:79
[INFO] [stdout]   19:     0x555621ba6be2 - treebitmap::tree_bitmap::TreeBitmap<T>::insert::h76a8e8bc9cde7d56
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:206
[INFO] [stdout]   20:     0x555621bb9e70 - treebitmap::tree_bitmap::tests::len::h9ba6dbb93508e5d6
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:549
[INFO] [stdout]   21:     0x555621bb989a - treebitmap::tree_bitmap::tests::len::{{closure}}::hba409d69ad44e802
[INFO] [stdout]                                at src/tree_bitmap/mod.rs:535
[INFO] [stdout]   22:     0x555621bb16ee - core::ops::function::FnOnce::call_once::hcd683f57a3284150
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stdout]   23:     0x555621bf190c - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h8340ba6798e0c4ff
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stdout]   24:     0x555621bf190c - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stdout]   25:     0x555621bf190c - std::panicking::try::do_call::hd8680a2dbb0ed3c4
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stdout]   26:     0x555621bf190c - std::panicking::try::h46b4de2d705e7a8d
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stdout]   27:     0x555621bf190c - std::panic::catch_unwind::h059b3f06991e0a9c
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stdout]   28:     0x555621bf190c - test::run_test_in_process::h5ae08a65430494a4
[INFO] [stdout]                                at src/libtest/lib.rs:541
[INFO] [stdout]   29:     0x555621bf190c - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8
[INFO] [stdout]                                at src/libtest/lib.rs:450
[INFO] [stdout]   30:     0x555621bc9886 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130
[INFO] [stdout]   31:     0x555621bce875 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475
[INFO] [stdout]   32:     0x555621bce875 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stdout]   33:     0x555621bce875 - std::panicking::try::do_call::h4e0f426e17cd216c
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stdout]   34:     0x555621bce875 - std::panicking::try::hd05e4ef6b4303d29
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stdout]   35:     0x555621bce875 - std::panic::catch_unwind::h19a1127ec729c5dd
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stdout]   36:     0x555621bce875 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474
[INFO] [stdout]   37:     0x555621bce875 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stdout]   38:     0x555621c20a1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hc0e15d78a519721e
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stdout]   39:     0x555621c20a1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h211da8fffb09f192
[INFO] [stdout]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stdout]   40:     0x555621c20a1a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stdout]   41:     0x7f2b760d8609 - start_thread
[INFO] [stdout]   42:     0x7f2b75fe4103 - __clone
[INFO] [stdout]   43:                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
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "f59ce7ad6393f1896fbd83ae2fd7b55281c0e6759d793709c982d11a3c95bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59ce7ad6393f1896fbd83ae2fd7b55281c0e6759d793709c982d11a3c95bd3d", kill_on_drop: false }`
[INFO] [stdout] f59ce7ad6393f1896fbd83ae2fd7b55281c0e6759d793709c982d11a3c95bd3d