[INFO] fetching crate lv2-worker 0.1.1...
[INFO] testing lv2-worker-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate lv2-worker 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate lv2-worker 0.1.1
[INFO] finished tweaking crates.io crate lv2-worker 0.1.1
[INFO] tweaked toml for crates.io crate lv2-worker 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lv2-worker 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded urid-derive v0.1.1
[INFO] [stderr]   Downloaded lv2-core v3.0.0
[INFO] [stderr]   Downloaded lv2-sys v2.0.0
[INFO] [stderr]   Downloaded lv2-core-derive v2.1.1
[INFO] [stderr]   Downloaded urid v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4579b2f4941cc341f7c49904abb5a8c134e0da2065fdcd2883edc57fa4bf7331
[INFO] running `Command { std: "docker" "start" "-a" "4579b2f4941cc341f7c49904abb5a8c134e0da2065fdcd2883edc57fa4bf7331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4579b2f4941cc341f7c49904abb5a8c134e0da2065fdcd2883edc57fa4bf7331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4579b2f4941cc341f7c49904abb5a8c134e0da2065fdcd2883edc57fa4bf7331", kill_on_drop: false }`
[INFO] [stdout] 4579b2f4941cc341f7c49904abb5a8c134e0da2065fdcd2883edc57fa4bf7331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e763e80f821fab401e654a212030cf6d598a4dc6cc968e8e7055be2a2ae028fb
[INFO] running `Command { std: "docker" "start" "-a" "e763e80f821fab401e654a212030cf6d598a4dc6cc968e8e7055be2a2ae028fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lv2-sys v2.0.0
[INFO] [stderr]    Compiling urid-derive v0.1.1
[INFO] [stderr]    Compiling lv2-core-derive v2.1.1
[INFO] [stderr]    Compiling urid v0.1.0
[INFO] [stderr]    Compiling lv2-core v3.0.0
[INFO] [stderr]    Compiling lv2-worker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "e763e80f821fab401e654a212030cf6d598a4dc6cc968e8e7055be2a2ae028fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e763e80f821fab401e654a212030cf6d598a4dc6cc968e8e7055be2a2ae028fb", kill_on_drop: false }`
[INFO] [stdout] e763e80f821fab401e654a212030cf6d598a4dc6cc968e8e7055be2a2ae028fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10a6992f45354bb6363abe57935b7eb3d1dbdf3cff4ab0ad84c0b333e8a323f5
[INFO] running `Command { std: "docker" "start" "-a" "10a6992f45354bb6363abe57935b7eb3d1dbdf3cff4ab0ad84c0b333e8a323f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lv2-worker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "10a6992f45354bb6363abe57935b7eb3d1dbdf3cff4ab0ad84c0b333e8a323f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a6992f45354bb6363abe57935b7eb3d1dbdf3cff4ab0ad84c0b333e8a323f5", kill_on_drop: false }`
[INFO] [stdout] 10a6992f45354bb6363abe57935b7eb3d1dbdf3cff4ab0ad84c0b333e8a323f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05d948bcb421ab11b4457ba0b93da5e01ebb963cf715682fc191448759db3bcc
[INFO] running `Command { std: "docker" "start" "-a" "05d948bcb421ab11b4457ba0b93da5e01ebb963cf715682fc191448759db3bcc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lv2_worker-9da4ab67c343c844)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::extern_work_should_not_drop_twice ... ok
[INFO] [stdout] test tests::extern_work_response_should_not_drop_twice ... ok
[INFO] [stdout] test tests::schedule_must_not_drop ... ok
[INFO] [stdout] test tests::respond_must_not_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::extern_work_should_drop' (18) panicked at src/lib.rs:502:17:
[INFO] [stdout] Dropped more than 0 time
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x627c07140a12 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x627c07140a12 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x627c07140a12 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x627c07140a12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x627c0715084f - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x627c0715084f - core::fmt::write::h24186904251c31cb
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x627c0710e613 - std::io::default_write_fmt::h4e8d11c5c4b9cafe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x627c0710e613 - std::io::Write::write_fmt::ha849be0824d095ef
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x627c0711a282 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x627c0711ed5f - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x627c0711ebf1 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x627c070e1dbe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x627c070e1dbe - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x627c0711f36f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x627c0711f36f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x627c0711f1ca - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x627c0711a3b9 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x627c07102cad - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x627c07157fd0 - core::panicking::panic_fmt::hb5d6b83773432920
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x627c070c147f - <lv2_worker::tests::HasDrop as core::ops::drop::Drop>::drop::h7553299ad8c34297
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:502:17
[INFO] [stdout]   20:     0x627c070c0cfa - core::ptr::drop_in_place<lv2_worker::tests::HasDrop>::hf533cdb508071d6a
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   21:     0x627c070c14eb - <lv2_worker::tests::TestDropWorker as lv2_worker::Worker>::work::h69f86a6a3026e069
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:546:9
[INFO] [stdout]   22:     0x627c070bfa26 - lv2_worker::WorkerDescriptor<P>::extern_work::ha72c5e34b9df67b2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:412:15
[INFO] [stdout]   23:     0x627c070bffa9 - lv2_worker::tests::extern_work_should_drop::h8c83aa5067300e89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:652:13
[INFO] [stdout]   24:     0x627c070bffc7 - lv2_worker::tests::extern_work_should_drop::{{closure}}::h9d75b469c8849a23
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:643:33
[INFO] [stdout]   25:     0x627c070c04d6 - core::ops::function::FnOnce::call_once::h0b367f5c06774ad8
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x627c070e1c2b - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x627c070e1c2b - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stdout]   28:     0x627c070f5c1d - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stdout]   29:     0x627c070f5c1d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   30:     0x627c070f5c1d - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   31:     0x627c070f5c1d - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   32:     0x627c070f5c1d - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x627c070f5c1d - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stdout]   34:     0x627c070f5c1d - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stdout]   35:     0x627c070cf164 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stdout]   36:     0x627c070cf164 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   37:     0x627c070d29ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   38:     0x627c070d29ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   39:     0x627c070d29ba - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   40:     0x627c070d29ba - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   41:     0x627c070d29ba - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x627c070d29ba - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   43:     0x627c070d29ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x627c071157bf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   45:     0x627c071157bf - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   46:     0x71780d79caa4 - <unknown>
[INFO] [stdout]   47:     0x71780d829a64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::extern_work_should_drop' (18) panicked at library/core/src/panicking.rs:230:5:
[INFO] [stderr] panic in a function that cannot unwind
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x627c07140a12 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x627c07140a12 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x627c07140a12 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x627c07140a12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x627c0715084f - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x627c0715084f - core::fmt::write::h24186904251c31cb
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x627c0710e3b3 - std::io::default_write_fmt::hdc5d19b6df666f61
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x627c0710e3b3 - std::io::Write::write_fmt::h3ab9f1f4d8d19b72
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x627c0711a282 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x627c0711ed5f - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x627c0711ebb9 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x627c070e1dbe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   12:     0x627c070e1dbe - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x627c0711f36f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   14:     0x627c0711f36f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x627c0711f196 - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x627c0711a3b9 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x627c07102cad - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x627c07157dbd - core::panicking::panic_nounwind_fmt::runtime::hd682c7f4ebed7044
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x627c07157dbd - core::panicking::panic_nounwind_fmt::he05c47de4e511442
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/intrinsics/mod.rs:2439:9
[INFO] [stderr]   20:     0x627c07157d02 - core::panicking::panic_nounwind::hd6ce171689acaf96
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:230:5
[INFO] [stderr]   21:     0x627c07157f17 - core::panicking::panic_cannot_unwind::ha0115921548f2c78
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:342:5
[INFO] [stderr]   22:     0x627c070bfaa8 - lv2_worker::WorkerDescriptor<P>::extern_work::ha72c5e34b9df67b2
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:392:5
[INFO] [stderr]   23:     0x627c070bffa9 - lv2_worker::tests::extern_work_should_drop::h8c83aa5067300e89
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:652:13
[INFO] [stderr]   24:     0x627c070bffc7 - lv2_worker::tests::extern_work_should_drop::{{closure}}::h9d75b469c8849a23
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:643:33
[INFO] [stderr]   25:     0x627c070c04d6 - core::ops::function::FnOnce::call_once::h0b367f5c06774ad8
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   26:     0x627c070e1c2b - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x627c070e1c2b - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stderr]   28:     0x627c070f5c1d - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stderr]   29:     0x627c070f5c1d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   30:     0x627c070f5c1d - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]   31:     0x627c070f5c1d - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]   32:     0x627c070f5c1d - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]   33:     0x627c070f5c1d - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stderr]   34:     0x627c070f5c1d - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stderr]   35:     0x627c070cf164 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stderr]   36:     0x627c070cf164 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   37:     0x627c070d29ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stderr]   38:     0x627c070d29ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   39:     0x627c070d29ba - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]   40:     0x627c070d29ba - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]   41:     0x627c070d29ba - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]   42:     0x627c070d29ba - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stderr]   43:     0x627c070d29ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   44:     0x627c071157bf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stderr]   45:     0x627c071157bf - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stderr]   46:     0x71780d79caa4 - <unknown>
[INFO] [stderr]   47:     0x71780d829a64 - clone
[INFO] [stderr]   48:                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/lv2_worker-9da4ab67c343c844` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "05d948bcb421ab11b4457ba0b93da5e01ebb963cf715682fc191448759db3bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d948bcb421ab11b4457ba0b93da5e01ebb963cf715682fc191448759db3bcc", kill_on_drop: false }`
[INFO] [stdout] 05d948bcb421ab11b4457ba0b93da5e01ebb963cf715682fc191448759db3bcc