[INFO] fetching crate treebitmap 0.4.0...
[INFO] testing treebitmap-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate treebitmap 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate treebitmap 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0df5b7534c2aabc5cd3381af3215d8ba205b256a5524e34115d94a1ca22ad136
[INFO] running `Command { std: "docker" "start" "-a" "0df5b7534c2aabc5cd3381af3215d8ba205b256a5524e34115d94a1ca22ad136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0df5b7534c2aabc5cd3381af3215d8ba205b256a5524e34115d94a1ca22ad136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df5b7534c2aabc5cd3381af3215d8ba205b256a5524e34115d94a1ca22ad136", kill_on_drop: false }`
[INFO] [stdout] 0df5b7534c2aabc5cd3381af3215d8ba205b256a5524e34115d94a1ca22ad136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07379c27d145f34eda4180cc8ab962197b768b7947c266a6d3ce525982d12abd
[INFO] running `Command { std: "docker" "start" "-a" "07379c27d145f34eda4180cc8ab962197b768b7947c266a6d3ce525982d12abd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling treebitmap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "07379c27d145f34eda4180cc8ab962197b768b7947c266a6d3ce525982d12abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07379c27d145f34eda4180cc8ab962197b768b7947c266a6d3ce525982d12abd", kill_on_drop: false }`
[INFO] [stdout] 07379c27d145f34eda4180cc8ab962197b768b7947c266a6d3ce525982d12abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0096a090e5ab7499d1edfa47a8edc641912ae7876a9018284e945a5a557c168
[INFO] running `Command { std: "docker" "start" "-a" "e0096a090e5ab7499d1edfa47a8edc641912ae7876a9018284e945a5a557c168", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 2.64s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/treebitmap-d810df705c04a055)
[INFO] [stderr]   Executable tests/tests.rs (/opt/rustwide/target/debug/deps/tests-41b7781b19124331)
[INFO] running `Command { std: "docker" "inspect" "e0096a090e5ab7499d1edfa47a8edc641912ae7876a9018284e945a5a557c168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0096a090e5ab7499d1edfa47a8edc641912ae7876a9018284e945a5a557c168", kill_on_drop: false }`
[INFO] [stdout] e0096a090e5ab7499d1edfa47a8edc641912ae7876a9018284e945a5a557c168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 257fd1e81195ff360933ad671c3f7ebe22a799f2b73b02a62a4f1809d608d8c6
[INFO] running `Command { std: "docker" "start" "-a" "257fd1e81195ff360933ad671c3f7ebe22a799f2b73b02a62a4f1809d608d8c6", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] 
[INFO] [stderr]    --> src/tree_bitmap/allocator.rs:458:17
[INFO] [stdout] running 24 tests
[INFO] [stderr]     |
[INFO] [stdout] test address::tests::address_ipv4_from_nibbles ... ok
[INFO] [stderr] 458 |             let mut x = bucket.get_slot_entry_mut(slot, i);
[INFO] [stdout] test address::tests::address_ipv4_mask ... ok
[INFO] [stderr]     |                 ----^
[INFO] [stdout] test address::tests::address_ipv4_nibbles ... ok
[INFO] [stderr]     |                 |
[INFO] [stdout] test address::tests::address_ipv6_from_nibbles ... ok
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stdout] test address::tests::address_ipv6_mask ... ok
[INFO] [stderr]     |
[INFO] [stdout] test address::tests::address_ipv6_nibbles ... ok
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_alloc1 ... ok
[INFO] [stderr] 
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_drain ... ok
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_fill ... ok
[INFO] [stderr]    --> src/tree_bitmap/allocator.rs:545:17
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_get_mut ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_set ... ok
[INFO] [stderr] 545 |             let mut x = alloc.get_mut(&hdl, i);
[INFO] [stdout] test tree_bitmap::allocator::tests::allocator_new ... ok
[INFO] [stderr]     |                 ----^
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_get_slot_entry ... ok
[INFO] [stderr]     |                 |
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_get_slot_entry_mut ... ok
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_insert_slot_entry ... ok
[INFO] [stderr] 
[INFO] [stdout] test tree_bitmap::allocator::tests::bucketvec_move_to ... ok
[INFO] [stderr] warning: `treebitmap` (lib test) generated 2 warnings
[INFO] [stdout] test tree_bitmap::node::tests::match_segment ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] test tree_bitmap::node::tests::test_trienode_new ... ok
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/treebitmap-d810df705c04a055)
[INFO] [stdout] test tree_bitmap::tests::drop ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stdout] test tree_bitmap::tests::into_iter ... ok
[INFO] [stdout] test tree_bitmap::tests::into_iter_drop ... ok
[INFO] [stdout] test tree_bitmap::tests::iter ... ok
[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:     0x5644bfedc70d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5644bfedc70d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5644bfedc70d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x5644bfedc70d - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h26f189e611080a74
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x5644bfeff06c - core::fmt::write::hfb5d11dfe037e8b7
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17
[INFO] [stdout]    5:     0x5644bfed7951 - std::io::Write::write_fmt::h6a24ec64406df9e2
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15
[INFO] [stdout]    6:     0x5644bfede455 - std::sys_common::backtrace::_print::h7a0e44402913ba60
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x5644bfede455 - std::sys_common::backtrace::print::h9767dc455a84e728
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x5644bfede455 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x5644bfede144 - std::panicking::default_hook::ha7b9bac6813f9d21
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x5644bfede9a2 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x5644bfede849 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:586:13
[INFO] [stdout]   12:     0x5644bfedcbc4 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x5644bfede5b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x5644bfe553e3 - core::panicking::panic_fmt::h5c41cb2fa118fdbc
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x5644bfe552ad - core::panicking::panic::h19a70c01bbabd538
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x5644bfe5a1b3 - core::mem::zeroed::hb2aed03da2c78a10
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/mem/mod.rs:642:9
[INFO] [stdout]   17:     0x5644bfe5a1b3 - treebitmap::tree_bitmap::allocator::BucketVec<T>::remove_slot_entry::h9b8fee1bf828134e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:195:21
[INFO] [stdout]   18:     0x5644bfe5ee6b - treebitmap::tree_bitmap::allocator::Allocator<T>::remove::h226e92d74bb17efe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:392:19
[INFO] [stdout]   19:     0x5644bfe7004c - treebitmap::tree_bitmap::TreeBitmap<T>::push_down::hd2e01bd2c2fec2f6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:79:36
[INFO] [stdout]   20:     0x5644bfe72947 - treebitmap::tree_bitmap::TreeBitmap<T>::insert::h23f9db12063c1ff4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:206:17
[INFO] [stdout]   21:     0x5644bfe686a2 - treebitmap::tree_bitmap::tests::len::hc6f7a15ad8c121b5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:549:9
[INFO] [stdout]   22:     0x5644bfe6836a - treebitmap::tree_bitmap::tests::len::{{closure}}::h251446bca007a794
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:535:5
[INFO] [stdout]   23:     0x5644bfe6422e - core::ops::function::FnOnce::call_once::h445aa60da2e76bb4
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   24:     0x5644bfeb6a53 - core::ops::function::FnOnce::call_once::h018fc248431ce8de
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   25:     0x5644bfeb6a53 - test::__rust_begin_short_backtrace::h293b982b6069d6e3
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:574:5
[INFO] [stdout]   26:     0x5644bfeb5809 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4fc1be1a762c7a46
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9
[INFO] [stdout]   27:     0x5644bfeb5809 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd44623ec51b9e897
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   28:     0x5644bfeb5809 - std::panicking::try::do_call::ha8cfa4b025f5b832
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40
[INFO] [stdout]   29:     0x5644bfeb5809 - std::panicking::try::h664f75e41c112145
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19
[INFO] [stdout]   30:     0x5644bfeb5809 - std::panic::catch_unwind::h4932ec05cd60558e
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14
[INFO] [stdout]   31:     0x5644bfeb5809 - test::run_test_in_process::ha14a47756671755c
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:597:18
[INFO] [stdout]   32:     0x5644bfeb5809 - test::run_test::run_test_inner::{{closure}}::h0ec9e37c8f67b62d
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:491:39
[INFO] [stdout]   33:     0x5644bfe819be - test::run_test::run_test_inner::{{closure}}::hd9d2e7f26d4f59e6
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:518:37
[INFO] [stdout]   34:     0x5644bfe819be - std::sys_common::backtrace::__rust_begin_short_backtrace::h41c0a39fac5123f8
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   35:     0x5644bfe86f28 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h69a02ca0bebb6eeb
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   36:     0x5644bfe86f28 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdd05632920ce689b
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   37:     0x5644bfe86f28 - std::panicking::try::do_call::hb4947142729b90fd
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40
[INFO] [stdout]   38:     0x5644bfe86f28 - std::panicking::try::h15a7e9b8394e6878
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19
[INFO] [stdout]   39:     0x5644bfe86f28 - std::panic::catch_unwind::hbd3f4a3f9df49b85
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14
[INFO] [stdout]   40:     0x5644bfe86f28 - std::thread::Builder::spawn_unchecked_::{{closure}}::h880b5d5f1b9799f4
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   41:     0x5644bfe86f28 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h304d5eaf401f5061
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   42:     0x5644bfee3203 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hdba7f2afed0c35b3
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9
[INFO] [stdout]   43:     0x5644bfee3203 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h38b0832765bf7961
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9
[INFO] [stdout]   44:     0x5644bfee3203 - std::sys::unix::thread::Thread::new::thread_start::h70236dc17753425e
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f446506e609 - start_thread
[INFO] [stdout]   46:     0x7f4464e3e163 - 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:     0x5644bfedc70d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5644bfedc70d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5644bfedc70d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x5644bfedc70d - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h26f189e611080a74
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x5644bfeff06c - core::fmt::write::hfb5d11dfe037e8b7
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17
[INFO] [stdout]    5:     0x5644bfed7951 - std::io::Write::write_fmt::h6a24ec64406df9e2
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15
[INFO] [stdout]    6:     0x5644bfede455 - std::sys_common::backtrace::_print::h7a0e44402913ba60
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x5644bfede455 - std::sys_common::backtrace::print::h9767dc455a84e728
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x5644bfede455 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x5644bfede144 - std::panicking::default_hook::ha7b9bac6813f9d21
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x5644bfede9a2 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x5644bfede849 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:586:13
[INFO] [stdout]   12:     0x5644bfedcbc4 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x5644bfede5b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x5644bfe553e3 - core::panicking::panic_fmt::h5c41cb2fa118fdbc
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x5644bfe552ad - core::panicking::panic::h19a70c01bbabd538
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x5644bfe5a1b3 - core::mem::zeroed::hb2aed03da2c78a10
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/mem/mod.rs:642:9
[INFO] [stdout]   17:     0x5644bfe5a1b3 - treebitmap::tree_bitmap::allocator::BucketVec<T>::remove_slot_entry::h9b8fee1bf828134e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:195:21
[INFO] [stdout]   18:     0x5644bfe5ee6b - treebitmap::tree_bitmap::allocator::Allocator<T>::remove::h226e92d74bb17efe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/allocator.rs:392:19
[INFO] [stdout]   19:     0x5644bfe7004c - treebitmap::tree_bitmap::TreeBitmap<T>::push_down::hd2e01bd2c2fec2f6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:79:36
[INFO] [stdout]   20:     0x5644bfe72947 - treebitmap::tree_bitmap::TreeBitmap<T>::insert::h23f9db12063c1ff4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:206:17
[INFO] [stdout]   21:     0x5644bfe68a7a - treebitmap::tree_bitmap::tests::remove::h60c555ffcb6e5781
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:565:9
[INFO] [stdout]   22:     0x5644bfe6896a - treebitmap::tree_bitmap::tests::remove::{{closure}}::h108ebd5829c72e4d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tree_bitmap/mod.rs:560:5
[INFO] [stdout]   23:     0x5644bfe641de - core::ops::function::FnOnce::call_once::h2cd771f24c34ed95
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   24:     0x5644bfeb6a53 - core::ops::function::FnOnce::call_once::h018fc248431ce8de
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   25:     0x5644bfeb6a53 - test::__rust_begin_short_backtrace::h293b982b6069d6e3
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:574:5
[INFO] [stdout]   26:     0x5644bfeb5809 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4fc1be1a762c7a46
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9
[INFO] [stdout]   27:     0x5644bfeb5809 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd44623ec51b9e897
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   28:     0x5644bfeb5809 - std::panicking::try::do_call::ha8cfa4b025f5b832
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40
[INFO] [stdout]   29:     0x5644bfeb5809 - std::panicking::try::h664f75e41c112145
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19
[INFO] [stdout]   30:     0x5644bfeb5809 - std::panic::catch_unwind::h4932ec05cd60558e
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14
[INFO] [stdout]   31:     0x5644bfeb5809 - test::run_test_in_process::ha14a47756671755c
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:597:18
[INFO] [stdout]   32:     0x5644bfeb5809 - test::run_test::run_test_inner::{{closure}}::h0ec9e37c8f67b62d
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:491:39
[INFO] [stdout]   33:     0x5644bfe819be - test::run_test::run_test_inner::{{closure}}::hd9d2e7f26d4f59e6
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:518:37
[INFO] [stdout]   34:     0x5644bfe819be - std::sys_common::backtrace::__rust_begin_short_backtrace::h41c0a39fac5123f8
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   35:     0x5644bfe86f28 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h69a02ca0bebb6eeb
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   36:     0x5644bfe86f28 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdd05632920ce689b
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   37:     0x5644bfe86f28 - std::panicking::try::do_call::hb4947142729b90fd
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40
[INFO] [stdout]   38:     0x5644bfe86f28 - std::panicking::try::h15a7e9b8394e6878
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19
[INFO] [stdout]   39:     0x5644bfe86f28 - std::panic::catch_unwind::hbd3f4a3f9df49b85
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14
[INFO] [stdout]   40:     0x5644bfe86f28 - std::thread::Builder::spawn_unchecked_::{{closure}}::h880b5d5f1b9799f4
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   41:     0x5644bfe86f28 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h304d5eaf401f5061
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   42:     0x5644bfee3203 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hdba7f2afed0c35b3
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9
[INFO] [stdout]   43:     0x5644bfee3203 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h38b0832765bf7961
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9
[INFO] [stdout]   44:     0x5644bfee3203 - std::sys::unix::thread::Thread::new::thread_start::h70236dc17753425e
[INFO] [stdout]                                at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f446506e609 - start_thread
[INFO] [stdout]   46:     0x7f4464e3e163 - 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 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "257fd1e81195ff360933ad671c3f7ebe22a799f2b73b02a62a4f1809d608d8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257fd1e81195ff360933ad671c3f7ebe22a799f2b73b02a62a4f1809d608d8c6", kill_on_drop: false }`
[INFO] [stdout] 257fd1e81195ff360933ad671c3f7ebe22a799f2b73b02a62a4f1809d608d8c6