[INFO] fetching crate asink 0.1.2...
[INFO] testing asink-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate asink 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate asink 0.1.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asink 0.1.2
[INFO] finished tweaking crates.io crate asink 0.1.2
[INFO] tweaked toml for crates.io crate asink 0.1.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bson v0.12.3
[INFO] [stderr]   Downloaded mongodb v0.3.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2069cc72a74679e65a4d394c4d08de223f6f5dbfab68bfa27c35ec37bc7c5d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f2069cc72a74679e65a4d394c4d08de223f6f5dbfab68bfa27c35ec37bc7c5d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2069cc72a74679e65a4d394c4d08de223f6f5dbfab68bfa27c35ec37bc7c5d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2069cc72a74679e65a4d394c4d08de223f6f5dbfab68bfa27c35ec37bc7c5d9", kill_on_drop: false }`
[INFO] [stdout] f2069cc72a74679e65a4d394c4d08de223f6f5dbfab68bfa27c35ec37bc7c5d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 422943bd39a26459c5f3308c4bfbe8d97babde5e4bf74495a7d9aa5e8efb4b3d
[INFO] running `Command { std: "docker" "start" "-a" "422943bd39a26459c5f3308c4bfbe8d97babde5e4bf74495a7d9aa5e8efb4b3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling separator v0.3.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling textnonce v0.6.5
[INFO] [stderr]    Compiling bson v0.12.3
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling mongodb v0.3.10
[INFO] [stderr]    Compiling asink v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.74s
[INFO] running `Command { std: "docker" "inspect" "422943bd39a26459c5f3308c4bfbe8d97babde5e4bf74495a7d9aa5e8efb4b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422943bd39a26459c5f3308c4bfbe8d97babde5e4bf74495a7d9aa5e8efb4b3d", kill_on_drop: false }`
[INFO] [stdout] 422943bd39a26459c5f3308c4bfbe8d97babde5e4bf74495a7d9aa5e8efb4b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5604e5d15086881ca0cf8e09edb0a5ce7042ab3501ff4c2bcd4d8e42947e1f2f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5604e5d15086881ca0cf8e09edb0a5ce7042ab3501ff4c2bcd4d8e42947e1f2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling asink v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "5604e5d15086881ca0cf8e09edb0a5ce7042ab3501ff4c2bcd4d8e42947e1f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5604e5d15086881ca0cf8e09edb0a5ce7042ab3501ff4c2bcd4d8e42947e1f2f", kill_on_drop: false }`
[INFO] [stdout] 5604e5d15086881ca0cf8e09edb0a5ce7042ab3501ff4c2bcd4d8e42947e1f2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 015db0606ea0dd85436bd08b0ae1e4a0a126a31a61f63446c848efa3ab3ceb98
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "015db0606ea0dd85436bd08b0ae1e4a0a126a31a61f63446c848efa3ab3ceb98", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/asink-718a2ed96a056bcf)
[INFO] [stderr]      Running tests/sink.rs (/opt/rustwide/target/debug/deps/sink-7c139b67a8a8d49b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] {"id":0,"data":[0.0]}
[INFO] [stdout] {"id":1,"data":[1.0]}
[INFO] [stdout] {"id":2,"data":[2.0]}
[INFO] [stdout] {"id":3,"data":[3.0]}
[INFO] [stdout] {"id":4,"data":[4.0]}
[INFO] [stdout] test stdout ... ok
[INFO] [stdout] test msgpack ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--test sink'
[INFO] [stdout] test json ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- msgpack stdout ----
[INFO] [stdout] thread '<unnamed>' panicked at 'called `Option::unwrap()` on a `None` value', /opt/rustwide/workdir/src/msgpack.rs:41:75
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e0b2418d6c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55e0b2418d6c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e0b2418d6c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x55e0b2418d6c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha305a40dbc030444
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x55e0b243e16c - core::fmt::write::hadd15acf4d6ce273
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17
[INFO] [stdout]    5:     0x55e0b2414668 - std::io::Write::write_fmt::h271050faa79d27d2
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15
[INFO] [stdout]    6:     0x55e0b241b037 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x55e0b241b037 - std::sys_common::backtrace::print::h20a2155fa0a22ca6
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x55e0b241b037 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x55e0b241ad6b - std::panicking::default_hook::h1c5cf4d5063a38e4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x55e0b241b78a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x55e0b241b439 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:586:13
[INFO] [stdout]   12:     0x55e0b2419234 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x55e0b241b189 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x55e0b2389133 - core::panicking::panic_fmt::hfb4b8460cd493e74
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x55e0b2388ffd - core::panicking::panic::h33838847634b5d2d
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x55e0b23937ab - core::option::Option<T>::unwrap::h5527fb8e00b61ed5
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/option.rs:752:21
[INFO] [stdout]   17:     0x55e0b23952a8 - <asink::msgpack::MsgpackSink as asink::Sink<Doc>>::run::{{closure}}::h5d00a1b8e0b7cb37
[INFO] [stdout]                                at /opt/rustwide/workdir/src/msgpack.rs:41:42
[INFO] [stdout]   18:     0x55e0b2396960 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4c72cdeb010da640
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   19:     0x55e0b23a614c - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9d39bfaea4363ce0
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   20:     0x55e0b23a2bf0 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1ffd43d2241929e5
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   21:     0x55e0b23a327e - std::panicking::try::do_call::h51946419c48c638f
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stdout]   22:     0x55e0b23a367b - __rust_try
[INFO] [stdout]   23:     0x55e0b23a309b - std::panicking::try::hba19f2d3ddc02aae
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stdout]   24:     0x55e0b2392fe0 - std::panic::catch_unwind::h5f68d3f6e192bce9
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stdout]   25:     0x55e0b23a5879 - std::thread::Builder::spawn_unchecked_::{{closure}}::h0a9a4c0bf0aeb112
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   26:     0x55e0b239db2e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h3aa7da16d652d310
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   27:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h82a18723295373b7
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   28:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4b9b8634f7a2a5a4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   29:     0x55e0b2421453 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   30:     0x7fc6e7f62609 - start_thread
[INFO] [stdout]   31:     0x7fc6e7d34293 - clone
[INFO] [stdout]   32:                0x0 - <unknown>
[INFO] [stdout] thread 'msgpack' panicked at 'called `Result::unwrap()` on an `Err` value: Any { .. }', tests/sink.rs:46:15
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e0b2418d6c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55e0b2418d6c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e0b2418d6c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x55e0b2418d6c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha305a40dbc030444
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x55e0b243e16c - core::fmt::write::hadd15acf4d6ce273
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17
[INFO] [stdout]    5:     0x55e0b2414668 - std::io::Write::write_fmt::h271050faa79d27d2
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15
[INFO] [stdout]    6:     0x55e0b241b037 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x55e0b241b037 - std::sys_common::backtrace::print::h20a2155fa0a22ca6
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x55e0b241b037 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x55e0b241ad6b - std::panicking::default_hook::h1c5cf4d5063a38e4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x55e0b241b78a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x55e0b241b477 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13
[INFO] [stdout]   12:     0x55e0b2419234 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x55e0b241b189 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x55e0b2389133 - core::panicking::panic_fmt::hfb4b8460cd493e74
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x55e0b2389223 - core::result::unwrap_failed::hf9b34e307f812de0
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1749:5
[INFO] [stdout]   16:     0x55e0b239a268 - core::result::Result<T,E>::unwrap::h05c611f289c5084d
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1065:23
[INFO] [stdout]   17:     0x55e0b23a87ce - sink::msgpack::hea5416c027834029
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/sink.rs:46:5
[INFO] [stdout]   18:     0x55e0b23a868a - sink::msgpack::{{closure}}::hd349824d104a5e45
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/sink.rs:42:1
[INFO] [stdout]   19:     0x55e0b239dc0e - core::ops::function::FnOnce::call_once::h2f67ddbdd593d264
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55e0b23d5543 - core::ops::function::FnOnce::call_once::h43953c8a8f54893f
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55e0b23d5543 - test::__rust_begin_short_backtrace::h163f55298a15df9b
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:575:5
[INFO] [stdout]   22:     0x55e0b23d4271 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc911782b3cbc7ed5
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   23:     0x55e0b23d4271 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5bb369afbf9cd4e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x55e0b23d4271 - std::panicking::try::do_call::he60df4e3e832faff
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stdout]   25:     0x55e0b23d4271 - std::panicking::try::h2633cee89a0767f3
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stdout]   26:     0x55e0b23d4271 - std::panic::catch_unwind::h6e10f7b94ce38b1e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stdout]   27:     0x55e0b23d4271 - test::run_test_in_process::h085ef39049c3b50b
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:598:18
[INFO] [stdout]   28:     0x55e0b23d4271 - test::run_test::run_test_inner::{{closure}}::h4e58ce9f68eb43e4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55e0b23ddb51 - test::run_test::run_test_inner::{{closure}}::h6d18db28c5e396ee
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55e0b23ddb51 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32292cb2cd8be620
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   31:     0x55e0b23aa2af - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h71ee66b20f7b0482
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   32:     0x55e0b23aa2af - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6046e1d1a75a4a4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x55e0b23aa2af - std::panicking::try::do_call::h5422165a88309c77
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stdout]   34:     0x55e0b23aa2af - std::panicking::try::h840a12b54e2c9f5d
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stdout]   35:     0x55e0b23aa2af - std::panic::catch_unwind::h85910e437c8da180
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stdout]   36:     0x55e0b23aa2af - std::thread::Builder::spawn_unchecked_::{{closure}}::ha3af3a297bfd51d6
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   37:     0x55e0b23aa2af - core::ops::function::FnOnce::call_once{{vtable.shim}}::hff8788f58e0e06a9
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h82a18723295373b7
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   39:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4b9b8634f7a2a5a4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   40:     0x55e0b2421453 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   41:     0x7fc6e7f62609 - start_thread
[INFO] [stdout]   42:     0x7fc6e7d34293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- json stdout ----
[INFO] [stdout] thread '<unnamed>' panicked at 'called `Option::unwrap()` on a `None` value', /opt/rustwide/workdir/src/json.rs:43:71
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e0b2418d6c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55e0b2418d6c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e0b2418d6c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x55e0b2418d6c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha305a40dbc030444
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x55e0b243e16c - core::fmt::write::hadd15acf4d6ce273
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17
[INFO] [stdout]    5:     0x55e0b2414668 - std::io::Write::write_fmt::h271050faa79d27d2
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15
[INFO] [stdout]    6:     0x55e0b241b037 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x55e0b241b037 - std::sys_common::backtrace::print::h20a2155fa0a22ca6
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x55e0b241b037 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x55e0b241ad6b - std::panicking::default_hook::h1c5cf4d5063a38e4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x55e0b241b78a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x55e0b241b439 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:586:13
[INFO] [stdout]   12:     0x55e0b2419234 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x55e0b241b189 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x55e0b2389133 - core::panicking::panic_fmt::hfb4b8460cd493e74
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x55e0b2388ffd - core::panicking::panic::h33838847634b5d2d
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x55e0b23937ab - core::option::Option<T>::unwrap::h5527fb8e00b61ed5
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/option.rs:752:21
[INFO] [stdout]   17:     0x55e0b23a8b15 - <asink::json::JsonSink as asink::Sink<Doc>>::run::{{closure}}::h5153272af76c62db
[INFO] [stdout]                                at /opt/rustwide/workdir/src/json.rs:43:38
[INFO] [stdout]   18:     0x55e0b23969b0 - std::sys_common::backtrace::__rust_begin_short_backtrace::h661c2ef4d82e3490
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   19:     0x55e0b23a611c - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h87d715157306d740
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   20:     0x55e0b23a2bc0 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h138a9732477e042a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   21:     0x55e0b23a32ce - std::panicking::try::do_call::h5d3df82c943a45c7
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stdout]   22:     0x55e0b23a367b - __rust_try
[INFO] [stdout]   23:     0x55e0b23a318b - std::panicking::try::he2bdc7939ca0674e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stdout]   24:     0x55e0b2393020 - std::panic::catch_unwind::h7056c87f9c4f68da
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stdout]   25:     0x55e0b23a5f39 - std::thread::Builder::spawn_unchecked_::{{closure}}::ha04b19acb61943f5
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   26:     0x55e0b239db6e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf8e417835f587762
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   27:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h82a18723295373b7
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   28:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4b9b8634f7a2a5a4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   29:     0x55e0b2421453 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   30:     0x7fc6e7f62609 - start_thread
[INFO] [stdout]   31:     0x7fc6e7d34293 - clone
[INFO] [stdout]   32:                0x0 - <unknown>
[INFO] [stdout] thread 'json' panicked at 'called `Result::unwrap()` on an `Err` value: Any { .. }', tests/sink.rs:38:15
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e0b2418d6c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55e0b2418d6c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e0b2418d6c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x55e0b2418d6c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha305a40dbc030444
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x55e0b243e16c - core::fmt::write::hadd15acf4d6ce273
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17
[INFO] [stdout]    5:     0x55e0b2414668 - std::io::Write::write_fmt::h271050faa79d27d2
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15
[INFO] [stdout]    6:     0x55e0b241b037 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x55e0b241b037 - std::sys_common::backtrace::print::h20a2155fa0a22ca6
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x55e0b241b037 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x55e0b241ad6b - std::panicking::default_hook::h1c5cf4d5063a38e4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x55e0b241b78a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x55e0b241b477 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13
[INFO] [stdout]   12:     0x55e0b2419234 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x55e0b241b189 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x55e0b2389133 - core::panicking::panic_fmt::hfb4b8460cd493e74
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x55e0b2389223 - core::result::unwrap_failed::hf9b34e307f812de0
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1749:5
[INFO] [stdout]   16:     0x55e0b239a268 - core::result::Result<T,E>::unwrap::h05c611f289c5084d
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1065:23
[INFO] [stdout]   17:     0x55e0b23a862e - sink::json::h2a4f223a01ec080d
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/sink.rs:38:5
[INFO] [stdout]   18:     0x55e0b23a84ea - sink::json::{{closure}}::hd78c80f82194bc3e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/sink.rs:34:1
[INFO] [stdout]   19:     0x55e0b239dbce - core::ops::function::FnOnce::call_once::h0f8a524ad33048bc
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55e0b23d5543 - core::ops::function::FnOnce::call_once::h43953c8a8f54893f
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55e0b23d5543 - test::__rust_begin_short_backtrace::h163f55298a15df9b
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:575:5
[INFO] [stdout]   22:     0x55e0b23d4271 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc911782b3cbc7ed5
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   23:     0x55e0b23d4271 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5bb369afbf9cd4e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x55e0b23d4271 - std::panicking::try::do_call::he60df4e3e832faff
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stdout]   25:     0x55e0b23d4271 - std::panicking::try::h2633cee89a0767f3
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stdout]   26:     0x55e0b23d4271 - std::panic::catch_unwind::h6e10f7b94ce38b1e
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stdout]   27:     0x55e0b23d4271 - test::run_test_in_process::h085ef39049c3b50b
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:598:18
[INFO] [stdout]   28:     0x55e0b23d4271 - test::run_test::run_test_inner::{{closure}}::h4e58ce9f68eb43e4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55e0b23ddb51 - test::run_test::run_test_inner::{{closure}}::h6d18db28c5e396ee
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55e0b23ddb51 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32292cb2cd8be620
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   31:     0x55e0b23aa2af - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h71ee66b20f7b0482
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   32:     0x55e0b23aa2af - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6046e1d1a75a4a4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x55e0b23aa2af - std::panicking::try::do_call::h5422165a88309c77
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stdout]   34:     0x55e0b23aa2af - std::panicking::try::h840a12b54e2c9f5d
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stdout]   35:     0x55e0b23aa2af - std::panic::catch_unwind::h85910e437c8da180
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stdout]   36:     0x55e0b23aa2af - std::thread::Builder::spawn_unchecked_::{{closure}}::ha3af3a297bfd51d6
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   37:     0x55e0b23aa2af - core::ops::function::FnOnce::call_once{{vtable.shim}}::hff8788f58e0e06a9
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h82a18723295373b7
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   39:     0x55e0b2421453 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4b9b8634f7a2a5a4
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   40:     0x55e0b2421453 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852
[INFO] [stdout]                                at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   41:     0x7fc6e7f62609 - start_thread
[INFO] [stdout]   42:     0x7fc6e7d34293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     json
[INFO] [stdout]     msgpack
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "015db0606ea0dd85436bd08b0ae1e4a0a126a31a61f63446c848efa3ab3ceb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015db0606ea0dd85436bd08b0ae1e4a0a126a31a61f63446c848efa3ab3ceb98", kill_on_drop: false }`
[INFO] [stdout] 015db0606ea0dd85436bd08b0ae1e4a0a126a31a61f63446c848efa3ab3ceb98