[INFO] fetching crate dynamic-object 0.1.2...
[INFO] testing dynamic-object-0.1.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate dynamic-object 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate dynamic-object 0.1.2
[INFO] finished tweaking crates.io crate dynamic-object 0.1.2
[INFO] tweaked toml for crates.io crate dynamic-object 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dynamic-object 0.1.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dynamic-object-derive v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e35975ce246c8f4d5685d8697195610e395db71411da0720d68cf2d1ad2c8b8e
[INFO] running `Command { std: "docker" "start" "-a" "e35975ce246c8f4d5685d8697195610e395db71411da0720d68cf2d1ad2c8b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e35975ce246c8f4d5685d8697195610e395db71411da0720d68cf2d1ad2c8b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35975ce246c8f4d5685d8697195610e395db71411da0720d68cf2d1ad2c8b8e", kill_on_drop: false }`
[INFO] [stdout] e35975ce246c8f4d5685d8697195610e395db71411da0720d68cf2d1ad2c8b8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] abfd84e5f4fe647b70a371853648784c2c39cd2d31b9d2a078ba8f2cefc4ddbc
[INFO] running `Command { std: "docker" "start" "-a" "abfd84e5f4fe647b70a371853648784c2c39cd2d31b9d2a078ba8f2cefc4ddbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling dynamic-object-derive v0.1.2
[INFO] [stderr]    Compiling dynamic-object v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `Command { std: "docker" "inspect" "abfd84e5f4fe647b70a371853648784c2c39cd2d31b9d2a078ba8f2cefc4ddbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfd84e5f4fe647b70a371853648784c2c39cd2d31b9d2a078ba8f2cefc4ddbc", kill_on_drop: false }`
[INFO] [stdout] abfd84e5f4fe647b70a371853648784c2c39cd2d31b9d2a078ba8f2cefc4ddbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1e0cf28c4b7492c9d8c8ca0bd4875fa6efba79a3ba9a6fe79906e109601ca22d
[INFO] running `Command { std: "docker" "start" "-a" "1e0cf28c4b7492c9d8c8ca0bd4875fa6efba79a3ba9a6fe79906e109601ca22d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynamic-object v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "1e0cf28c4b7492c9d8c8ca0bd4875fa6efba79a3ba9a6fe79906e109601ca22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0cf28c4b7492c9d8c8ca0bd4875fa6efba79a3ba9a6fe79906e109601ca22d", kill_on_drop: false }`
[INFO] [stdout] 1e0cf28c4b7492c9d8c8ca0bd4875fa6efba79a3ba9a6fe79906e109601ca22d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4ea0063e056f2d5d188dd832883ca5e6ff3c55c389847aec31ca917c324ec58d
[INFO] running `Command { std: "docker" "start" "-a" "4ea0063e056f2d5d188dd832883ca5e6ff3c55c389847aec31ca917c324ec58d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dynamic_object-e3707b2b33dcbf79)
[INFO] [stderr] 
[INFO] [stderr] thread 'test::casting' panicked at src/lib.rs:255:7:
[INFO] [stderr] null pointer dereference occurred
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x76d243d38bc2 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x76d243d38bc2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x76d243d38bc2 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x76d243d38bc2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb62c8ed31943daa5
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x76d243d72cb3 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x76d243d72cb3 - core::fmt::write::h375399f8cb90b45a
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25
[INFO] [stderr]    6:     0x76d243d36023 - std::io::default_write_fmt::h5b62fa6c96f0f73d
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x76d243d36023 - std::io::Write::write_fmt::h8399aff377841b1f
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x76d243d38a12 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x76d243d3a18c - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27
[INFO] [stderr]   10:     0x76d243d39f8f - std::panicking::default_hook::h8c8a86b4390ab794
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:327:9
[INFO] [stderr]   11:     0x76d243d07064 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha39ae63ed1e9a130
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stderr]   12:     0x76d243d07064 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x76d243d3ab13 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h96b7201b552e9069
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stderr]   14:     0x76d243d3ab13 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13
[INFO] [stderr]   15:     0x76d243d3a8a6 - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:699:13
[INFO] [stderr]   16:     0x76d243d390b9 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]   17:     0x76d243d3a56d - __rustc[f4ffc7196a45a630]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5
[INFO] [stderr]   18:     0x76d243ccbe1d - core::panicking::panic_nounwind_fmt::runtime::h4165f4309fca3550
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:117:22
[INFO] [stderr]   19:     0x76d243ccbe1d - core::panicking::panic_nounwind_fmt::h4e78be162f75f82d
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/intrinsics/mod.rs:2340:9
[INFO] [stderr]   20:     0x76d243ccbffd - core::panicking::panic_null_pointer_dereference::h6a063f4e23c730c9
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:311:5
[INFO] [stderr]   21:     0x76d243cce772 - <dynamic_object::test::Derived as dynamic_object::Class>::offset::h04cf68df926e0731
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:255:7
[INFO] [stderr]   22:     0x76d243ccdef9 - dynamic_object::typing::offsetOf::he0b0d3ab1ce465ed
[INFO] [stderr]                                at /opt/rustwide/workdir/src/typing.rs:68:24
[INFO] [stderr]   23:     0x76d243cce2c9 - dynamic_object::Object<T,ContainerT>::cast::had9a46538c5f11e6
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:123:19
[INFO] [stderr]   24:     0x76d243cceade - dynamic_object::test::casting::h227beec40cee4a4e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:300:33
[INFO] [stderr]   25:     0x76d243cce927 - dynamic_object::test::casting::{{closure}}::ha3e9a54cdc18cc14
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:286:19
[INFO] [stderr]   26:     0x76d243ccca06 - core::ops::function::FnOnce::call_once::h2013cc8676c6a12a
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x76d243d0c75b - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x76d243d0c75b - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18
[INFO] [stderr]   29:     0x76d243d0b9ce - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74
[INFO] [stderr]   30:     0x76d243d0b9ce - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   31:     0x76d243d0b9ce - std::panicking::catch_unwind::do_call::hf4843906108d6299
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stderr]   32:     0x76d243d0b9ce - std::panicking::catch_unwind::h849d4e8b03577bb9
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stderr]   33:     0x76d243d0b9ce - std::panic::catch_unwind::ha1f814c1dec025d2
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stderr]   34:     0x76d243d0b9ce - test::run_test_in_process::h542aad3fe61255e7
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27
[INFO] [stderr]   35:     0x76d243d0b9ce - test::run_test::{{closure}}::h612788d75908cb63
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43
[INFO] [stderr]   36:     0x76d243cd0854 - test::run_test::{{closure}}::hbfeea3bcb7245123
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41
[INFO] [stderr]   37:     0x76d243cd0854 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18
[INFO] [stderr]   38:     0x76d243cd404a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17
[INFO] [stderr]   39:     0x76d243cd404a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   40:     0x76d243cd404a - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stderr]   41:     0x76d243cd404a - std::panicking::catch_unwind::h454dd49873d22e18
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stderr]   42:     0x76d243cd404a - std::panic::catch_unwind::h5c15187324f8cebb
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stderr]   43:     0x76d243cd404a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30
[INFO] [stderr]   44:     0x76d243cd404a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   45:     0x76d243d3d567 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2d6e2e526b02c3da
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stderr]   46:     0x76d243d3d567 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1aefced482b33c72
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stderr]   47:     0x76d243d3d567 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d
[INFO] [stderr]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dynamic_object-e3707b2b33dcbf79` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "4ea0063e056f2d5d188dd832883ca5e6ff3c55c389847aec31ca917c324ec58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ea0063e056f2d5d188dd832883ca5e6ff3c55c389847aec31ca917c324ec58d", kill_on_drop: false }`
[INFO] [stdout] 4ea0063e056f2d5d188dd832883ca5e6ff3c55c389847aec31ca917c324ec58d