[INFO] fetching crate merkletree-rs 0.0.3...
[INFO] testing merkletree-rs-0.0.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate merkletree-rs 0.0.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate merkletree-rs 0.0.3
[INFO] finished tweaking crates.io crate merkletree-rs 0.0.3
[INFO] tweaked toml for crates.io crate merkletree-rs 0.0.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate merkletree-rs 0.0.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding hex v0.3.2 (available: v0.4.3)
[INFO] [stderr]       Adding rustc-hex v1.0.0 (available: v2.1.0)
[INFO] [stderr]       Adding rusty-leveldb v0.2.7 (available: v4.0.1)
[INFO] [stderr]       Adding tiny-keccak v1.5.0 (available: v2.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded bitreader v0.3.11
[INFO] [stderr]   Downloaded integer-encoding v1.1.7
[INFO] [stderr]   Downloaded rusty-leveldb v0.2.7
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded snap v0.2.5
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9762ff36231591c38cfffb86016d4846edfaf2af3853a24def43553b47094e4f
[INFO] running `Command { std: "docker" "start" "-a" "9762ff36231591c38cfffb86016d4846edfaf2af3853a24def43553b47094e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9762ff36231591c38cfffb86016d4846edfaf2af3853a24def43553b47094e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9762ff36231591c38cfffb86016d4846edfaf2af3853a24def43553b47094e4f", kill_on_drop: false }`
[INFO] [stdout] 9762ff36231591c38cfffb86016d4846edfaf2af3853a24def43553b47094e4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d806958c19c8368b30b1f07c01a7485797c25f3e39eb7c49aa6b5733fc271363
[INFO] running `Command { std: "docker" "start" "-a" "d806958c19c8368b30b1f07c01a7485797c25f3e39eb7c49aa6b5733fc271363", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling integer-encoding v1.1.7
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling snap v0.2.5
[INFO] [stderr]    Compiling bitreader v0.3.11
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rusty-leveldb v0.2.7
[INFO] [stderr]    Compiling merkletree-rs v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v0.2.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "d806958c19c8368b30b1f07c01a7485797c25f3e39eb7c49aa6b5733fc271363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d806958c19c8368b30b1f07c01a7485797c25f3e39eb7c49aa6b5733fc271363", kill_on_drop: false }`
[INFO] [stdout] d806958c19c8368b30b1f07c01a7485797c25f3e39eb7c49aa6b5733fc271363
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 455a2d3421c50d40a60744ef4da49f826df07aea91275f4477672f6c94868ba9
[INFO] running `Command { std: "docker" "start" "-a" "455a2d3421c50d40a60744ef4da49f826df07aea91275f4477672f6c94868ba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkletree-rs v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v0.2.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "455a2d3421c50d40a60744ef4da49f826df07aea91275f4477672f6c94868ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455a2d3421c50d40a60744ef4da49f826df07aea91275f4477672f6c94868ba9", kill_on_drop: false }`
[INFO] [stdout] 455a2d3421c50d40a60744ef4da49f826df07aea91275f4477672f6c94868ba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 156a6f50d42c7fde75b1341f31b1eb0fb1d50af2eff891b211ac258a3c406710
[INFO] running `Command { std: "docker" "start" "-a" "156a6f50d42c7fde75b1341f31b1eb0fb1d50af2eff891b211ac258a3c406710", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v0.2.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merkletree_rs-0e83ab3c8026ae96)
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::test_add_1000_leafs' (27) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/integer-encoding-1.1.7/src/fixed.rs:63:1:
[INFO] [stderr] misaligned pointer dereference: address must be a multiple of 0x8 but is 0x7ff50c002111
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563694ea25a2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x563694ea25a2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x563694ea25a2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x563694ea25a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x563694eb321f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x563694eb321f - core::fmt::write::hecf68a131630c74d
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]    6:     0x563694e6e2e1 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x563694e6e2e1 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x563694e7b1f2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x563694e8000f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x563694e7fe69 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x563694d58ede - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stderr]   12:     0x563694d58ede - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x563694e806cf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stderr]   14:     0x563694e806cf - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x563694e8052a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stderr]   16:     0x563694e7b339 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x563694e6244d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x563694ebac0d - core::panicking::panic_nounwind_fmt::runtime::he6eac78ff6d199a6
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:117:22
[INFO] [stderr]   19:     0x563694ebac0d - core::panicking::panic_nounwind_fmt::hf2634cf9a3927743
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/intrinsics/mod.rs:2435:9
[INFO] [stderr]   20:     0x563694ebae51 - core::panicking::panic_misaligned_pointer_dereference::h4db7ad755b4c1082
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:284:5
[INFO] [stderr]   21:     0x563694e573a0 - <u64 as integer_encoding::fixed::FixedInt>::decode_fixed::h10c353eec92fcdf1
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/integer-encoding-1.1.7/src/fixed.rs:56:33
[INFO] [stderr]   22:     0x563694da1dd4 - rusty_leveldb::key_types::parse_internal_key::h17d791a77e160798
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusty-leveldb-0.2.7/src/key_types.rs:186:32
[INFO] [stderr]   23:     0x563694de4da5 - rusty_leveldb::version::Version::get_overlapping::hf1edceac77b664d9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusty-leveldb-0.2.7/src/version.rs:107:20
[INFO] [stderr]   24:     0x563694de71ac - rusty_leveldb::version::Version::get::h567aaefd35c8c36f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusty-leveldb-0.2.7/src/version.rs:61:27
[INFO] [stderr]   25:     0x563694dccc2b - rusty_leveldb::db_impl::DB::get_internal::h2ef5a03a8baa9e16
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusty-leveldb-0.2.7/src/db_impl.rs:443:48
[INFO] [stderr]   26:     0x563694dd6afc - rusty_leveldb::db_impl::DB::get::h922e2097506cd858
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusty-leveldb-0.2.7/src/db_impl.rs:468:29
[INFO] [stderr]   27:     0x563694d2cd5e - merkletree_rs::db::Db::get::haccd4df95a1feeb6
[INFO] [stderr]                                at /opt/rustwide/workdir/src/db.rs:34:28
[INFO] [stderr]   28:     0x563694d26ab7 - merkletree_rs::MerkleTree::new::h03c856089cc0a3f9
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:56:41
[INFO] [stderr]   29:     0x563694d32b29 - merkletree_rs::tests::test_add_1000_leafs::h4bcdb4b4dd08bc0a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:735:22
[INFO] [stderr]   30:     0x563694d32ee7 - merkletree_rs::tests::test_add_1000_leafs::{{closure}}::hff2bf91ea96f50ba
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:733:29
[INFO] [stderr]   31:     0x563694d29f26 - core::ops::function::FnOnce::call_once::hee5f2ac4e1a96d13
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   32:     0x563694d58cbb - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   33:     0x563694d58cbb - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stderr]   34:     0x563694d6e8f5 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stderr]   35:     0x563694d6e8f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   36:     0x563694d6e8f5 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   37:     0x563694d6e8f5 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   38:     0x563694d6e8f5 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]   39:     0x563694d6e8f5 - test::run_test_in_process::h290de6e559006104
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stderr]   40:     0x563694d6e8f5 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stderr]   41:     0x563694d450f4 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stderr]   42:     0x563694d450f4 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   43:     0x563694d48a9a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stderr]   44:     0x563694d48a9a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   45:     0x563694d48a9a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   46:     0x563694d48a9a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   47:     0x563694d48a9a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]   48:     0x563694d48a9a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stderr]   49:     0x563694d48a9a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   50:     0x563694e7651f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stderr]   51:     0x563694e7651f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stderr]   52:     0x7ff51c337aa4 - <unknown>
[INFO] [stderr]   53:     0x7ff51c3c4a64 - clone
[INFO] [stderr]   54:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/merkletree_rs-0e83ab3c8026ae96` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "156a6f50d42c7fde75b1341f31b1eb0fb1d50af2eff891b211ac258a3c406710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "156a6f50d42c7fde75b1341f31b1eb0fb1d50af2eff891b211ac258a3c406710", kill_on_drop: false }`
[INFO] [stdout] 156a6f50d42c7fde75b1341f31b1eb0fb1d50af2eff891b211ac258a3c406710
