[INFO] fetching crate gulkana 1.3.3...
[INFO] testing gulkana-1.3.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate gulkana 1.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gulkana 1.3.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gulkana 1.3.3
[INFO] finished tweaking crates.io crate gulkana 1.3.3
[INFO] tweaked toml for crates.io crate gulkana 1.3.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72dadaa62ea9aceb5874340e1cfac8530b343ff61728c189cb1f8d527730dfdf
[INFO] running `Command { std: "docker" "start" "-a" "72dadaa62ea9aceb5874340e1cfac8530b343ff61728c189cb1f8d527730dfdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72dadaa62ea9aceb5874340e1cfac8530b343ff61728c189cb1f8d527730dfdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72dadaa62ea9aceb5874340e1cfac8530b343ff61728c189cb1f8d527730dfdf", kill_on_drop: false }`
[INFO] [stdout] 72dadaa62ea9aceb5874340e1cfac8530b343ff61728c189cb1f8d527730dfdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1163b19ac4d21a903ee2b63e04adebd033d51e4251e3e4925c6be6b39d699e19
[INFO] running `Command { std: "docker" "start" "-a" "1163b19ac4d21a903ee2b63e04adebd033d51e4251e3e4925c6be6b39d699e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling gulkana v1.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.55s
[INFO] running `Command { std: "docker" "inspect" "1163b19ac4d21a903ee2b63e04adebd033d51e4251e3e4925c6be6b39d699e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1163b19ac4d21a903ee2b63e04adebd033d51e4251e3e4925c6be6b39d699e19", kill_on_drop: false }`
[INFO] [stdout] 1163b19ac4d21a903ee2b63e04adebd033d51e4251e3e4925c6be6b39d699e19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a7bf67e4b52ffb68c373522cbc34346f3d165d2ad789944267f650dc95980b1
[INFO] running `Command { std: "docker" "start" "-a" "3a7bf67e4b52ffb68c373522cbc34346f3d165d2ad789944267f650dc95980b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling gulkana v1.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]     --> src/lib.rs:1045:13
[INFO] [stdout]      |
[INFO] [stdout] 1045 |         let s: String = DBOperationError::KeyAllreadyPresent.into();
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "3a7bf67e4b52ffb68c373522cbc34346f3d165d2ad789944267f650dc95980b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7bf67e4b52ffb68c373522cbc34346f3d165d2ad789944267f650dc95980b1", kill_on_drop: false }`
[INFO] [stdout] 3a7bf67e4b52ffb68c373522cbc34346f3d165d2ad789944267f650dc95980b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afcf93ff8389fb22310d749752993cb4883a8d3810e224a825771a40a7761d33
[INFO] running `Command { std: "docker" "start" "-a" "afcf93ff8389fb22310d749752993cb4883a8d3810e224a825771a40a7761d33", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]     --> src/lib.rs:1045:13
[INFO] [stderr]      |
[INFO] [stderr] 1045 |         let s: String = DBOperationError::KeyAllreadyPresent.into();
[INFO] [stderr]      |             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gulkana` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gulkana-99711da5c4f4e5ca)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::print_errors ... ok
[INFO] [stdout] test tests::test_eq ... ok
[INFO] [stdout] test tests::test_iter_data ... ok
[INFO] [stdout] test tests::test_iter_link ... ok
[INFO] [stdout] test tests::test_link_type_iter ... ok
[INFO] [stdout] test tests::test_links ... ok
[INFO] [stdout] test tests::test_serialize ... ok
[INFO] [stdout] test tests::test_right_join ... ok
[INFO] [stdout] test tests::test_to_string_error ... ok
[INFO] [stdout] test tests::test_set_data ... ok
[INFO] [stdout] test tests::test_backed_join ... ok
[INFO] [stdout] test tests::write_back_join ... ok
[INFO] [stdout] test tests::make_backed_with_file ... FAILED
[INFO] [stdout] test tests::test_backed ... FAILED
[INFO] [stdout] test tests::test_make_backed ... FAILED
[INFO] [stdout] test tests::test_insert ... ok
[INFO] [stdout] test tests::print_datastructure ... ok
[INFO] [stdout] test tests::test_join_perf ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::make_backed_with_file stdout ----
[INFO] [stdout] thread 'tests::make_backed_with_file' panicked at 'called `Option::unwrap()` on a `None` value', src/lib.rs:924:65
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dbe7857dec - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55dbe7857dec - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55dbe7857dec - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55dbe7857dec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3e2b509ce2ce6007
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55dbe787d7cc - core::fmt::write::h753c7571fa063ecb
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17
[INFO] [stdout]    5:     0x55dbe7853053 - std::io::Write::write_fmt::hb649ab67f71b6655
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15
[INFO] [stdout]    6:     0x55dbe785a4c2 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55dbe785a4c2 - std::sys_common::backtrace::print::hcf25e43e1a9b0766
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55dbe785a4c2 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x55dbe785a111 - std::panicking::default_hook::hda898f8d3ad1a5ae
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55dbe785ab13 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x55dbe785a802 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:500:13
[INFO] [stdout]   12:     0x55dbe7858294 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x55dbe785a569 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x55dbe77a1e51 - core::panicking::panic_fmt::h3a79a6a99affe1d5
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14
[INFO] [stdout]   15:     0x55dbe77a1d9d - core::panicking::panic::h97167cd315d19cd4
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x55dbe77c90eb - core::option::Option<T>::unwrap::hf803b6bc9cfaceee
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/option.rs:729:21
[INFO] [stdout]   17:     0x55dbe77e5b90 - gulkana::tests::make_backed_with_file::h4751efa0783d97c5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:924:28
[INFO] [stdout]   18:     0x55dbe77e5afa - gulkana::tests::make_backed_with_file::{{closure}}::hc050ec0130ee4ef6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:921:5
[INFO] [stdout]   19:     0x55dbe77cd7ce - core::ops::function::FnOnce::call_once::hce26fb323d6d2613
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55dbe7827ad3 - core::ops::function::FnOnce::call_once::h1845a80638abc06e
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55dbe7827ad3 - test::__rust_begin_short_backtrace::h4f56ccea01b9889f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:574:5
[INFO] [stdout]   22:     0x55dbe78267bf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5afedf14a39ffa74
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   23:     0x55dbe78267bf - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd5aaa1b551e9ce71
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x55dbe78267bf - std::panicking::try::do_call::h316eebee63f96d32
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stdout]   25:     0x55dbe78267bf - std::panicking::try::h662e31e84dd7ce52
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stdout]   26:     0x55dbe78267bf - std::panic::catch_unwind::h129c1b23f076663f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stdout]   27:     0x55dbe78267bf - test::run_test_in_process::h51d800d572f878ef
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:597:18
[INFO] [stdout]   28:     0x55dbe78267bf - test::run_test::run_test_inner::{{closure}}::h71a47db430260854
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:491:39
[INFO] [stdout]   29:     0x55dbe782fb81 - test::run_test::run_test_inner::{{closure}}::h02edd5b3e2dab52a
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:518:37
[INFO] [stdout]   30:     0x55dbe782fb81 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0838cfc8b0e995ec
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   31:     0x55dbe77fc60f - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4c2725d7078043cd
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:477:17
[INFO] [stdout]   32:     0x55dbe77fc60f - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdf1aa612eed87270
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x55dbe77fc60f - std::panicking::try::do_call::hc72f8de3706d18d6
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stdout]   34:     0x55dbe77fc60f - std::panicking::try::h63f01f54dbd0fb87
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stdout]   35:     0x55dbe77fc60f - std::panic::catch_unwind::h58bc464ae9b26453
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stdout]   36:     0x55dbe77fc60f - std::thread::Builder::spawn_unchecked::{{closure}}::h6c065e19513e33e3
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:476:30
[INFO] [stdout]   37:     0x55dbe77fc60f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd143450c74f35c32
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55dbe7860783 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h49b6c7c5155a2296
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   39:     0x55dbe7860783 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha8b5234bfeb15105
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   40:     0x55dbe7860783 - std::sys::unix::thread::Thread::new::thread_start::h6f207dd842d64859
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   41:     0x7fe436d33609 - start_thread
[INFO] [stdout]   42:     0x7fe436fbe293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_backed stdout ----
[INFO] [stdout] thread 'tests::test_backed' panicked at 'called `Option::unwrap()` on a `None` value', src/lib.rs:837:18
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dbe7857dec - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55dbe7857dec - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55dbe7857dec - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55dbe7857dec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3e2b509ce2ce6007
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55dbe787d7cc - core::fmt::write::h753c7571fa063ecb
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17
[INFO] [stdout]    5:     0x55dbe7853053 - std::io::Write::write_fmt::hb649ab67f71b6655
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15
[INFO] [stdout]    6:     0x55dbe785a4c2 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55dbe785a4c2 - std::sys_common::backtrace::print::hcf25e43e1a9b0766
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55dbe785a4c2 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x55dbe785a111 - std::panicking::default_hook::hda898f8d3ad1a5ae
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55dbe785ab13 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x55dbe785a802 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:500:13
[INFO] [stdout]   12:     0x55dbe7858294 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x55dbe785a569 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x55dbe77a1e51 - core::panicking::panic_fmt::h3a79a6a99affe1d5
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14
[INFO] [stdout]   15:     0x55dbe77a1d9d - core::panicking::panic::h97167cd315d19cd4
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x55dbe77c8bb0 - core::option::Option<T>::unwrap::h107fae71ec802c20
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/option.rs:729:21
[INFO] [stdout]   17:     0x55dbe77e4a90 - gulkana::tests::test_backed::hf22f97924d905a96
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:835:26
[INFO] [stdout]   18:     0x55dbe77e499a - gulkana::tests::test_backed::{{closure}}::h64788e1855d1fd83
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:831:5
[INFO] [stdout]   19:     0x55dbe77cd83e - core::ops::function::FnOnce::call_once::hd87aa1a648736bc2
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55dbe7827ad3 - core::ops::function::FnOnce::call_once::h1845a80638abc06e
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55dbe7827ad3 - test::__rust_begin_short_backtrace::h4f56ccea01b9889f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:574:5
[INFO] [stdout]   22:     0x55dbe78267bf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5afedf14a39ffa74
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   23:     0x55dbe78267bf - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd5aaa1b551e9ce71
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x55dbe78267bf - std::panicking::try::do_call::h316eebee63f96d32
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stdout]   25:     0x55dbe78267bf - std::panicking::try::h662e31e84dd7ce52
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stdout]   26:     0x55dbe78267bf - std::panic::catch_unwind::h129c1b23f076663f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stdout]   27:     0x55dbe78267bf - test::run_test_in_process::h51d800d572f878ef
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:597:18
[INFO] [stdout]   28:     0x55dbe78267bf - test::run_test::run_test_inner::{{closure}}::h71a47db430260854
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:491:39
[INFO] [stdout]   29:     0x55dbe782fb81 - test::run_test::run_test_inner::{{closure}}::h02edd5b3e2dab52a
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:518:37
[INFO] [stdout]   30:     0x55dbe782fb81 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0838cfc8b0e995ec
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   31:     0x55dbe77fc60f - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4c2725d7078043cd
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:477:17
[INFO] [stdout]   32:     0x55dbe77fc60f - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdf1aa612eed87270
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x55dbe77fc60f - std::panicking::try::do_call::hc72f8de3706d18d6
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stdout]   34:     0x55dbe77fc60f - std::panicking::try::h63f01f54dbd0fb87
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stdout]   35:     0x55dbe77fc60f - std::panic::catch_unwind::h58bc464ae9b26453
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stdout]   36:     0x55dbe77fc60f - std::thread::Builder::spawn_unchecked::{{closure}}::h6c065e19513e33e3
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:476:30
[INFO] [stdout]   37:     0x55dbe77fc60f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd143450c74f35c32
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55dbe7860783 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h49b6c7c5155a2296
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   39:     0x55dbe7860783 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha8b5234bfeb15105
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   40:     0x55dbe7860783 - std::sys::unix::thread::Thread::new::thread_start::h6f207dd842d64859
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   41:     0x7fe436d33609 - start_thread
[INFO] [stdout]   42:     0x7fe436fbe293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_make_backed stdout ----
[INFO] [stdout] thread 'tests::test_make_backed' panicked at 'called `Option::unwrap()` on a `None` value', src/lib.rs:864:40
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dbe7857dec - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55dbe7857dec - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55dbe7857dec - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55dbe7857dec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3e2b509ce2ce6007
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55dbe787d7cc - core::fmt::write::h753c7571fa063ecb
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17
[INFO] [stdout]    5:     0x55dbe7853053 - std::io::Write::write_fmt::hb649ab67f71b6655
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15
[INFO] [stdout]    6:     0x55dbe785a4c2 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55dbe785a4c2 - std::sys_common::backtrace::print::hcf25e43e1a9b0766
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55dbe785a4c2 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x55dbe785a111 - std::panicking::default_hook::hda898f8d3ad1a5ae
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55dbe785ab13 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x55dbe785a802 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:500:13
[INFO] [stdout]   12:     0x55dbe7858294 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x55dbe785a569 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x55dbe77a1e51 - core::panicking::panic_fmt::h3a79a6a99affe1d5
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14
[INFO] [stdout]   15:     0x55dbe77a1d9d - core::panicking::panic::h97167cd315d19cd4
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:48:5
[INFO] [stdout]   16:     0x55dbe77c904c - core::option::Option<T>::unwrap::hd1b4fcd8dc41963f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/option.rs:729:21
[INFO] [stdout]   17:     0x55dbe77e4fee - gulkana::tests::test_make_backed::h7445aa5bb4706904
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:864:24
[INFO] [stdout]   18:     0x55dbe77e4d0a - gulkana::tests::test_make_backed::{{closure}}::h6a25e48ff60ea2f2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:851:5
[INFO] [stdout]   19:     0x55dbe77cd78e - core::ops::function::FnOnce::call_once::hcd5516725da710d4
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55dbe7827ad3 - core::ops::function::FnOnce::call_once::h1845a80638abc06e
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55dbe7827ad3 - test::__rust_begin_short_backtrace::h4f56ccea01b9889f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:574:5
[INFO] [stdout]   22:     0x55dbe78267bf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5afedf14a39ffa74
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   23:     0x55dbe78267bf - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd5aaa1b551e9ce71
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x55dbe78267bf - std::panicking::try::do_call::h316eebee63f96d32
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stdout]   25:     0x55dbe78267bf - std::panicking::try::h662e31e84dd7ce52
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stdout]   26:     0x55dbe78267bf - std::panic::catch_unwind::h129c1b23f076663f
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stdout]   27:     0x55dbe78267bf - test::run_test_in_process::h51d800d572f878ef
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:597:18
[INFO] [stdout]   28:     0x55dbe78267bf - test::run_test::run_test_inner::{{closure}}::h71a47db430260854
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:491:39
[INFO] [stdout]   29:     0x55dbe782fb81 - test::run_test::run_test_inner::{{closure}}::h02edd5b3e2dab52a
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:518:37
[INFO] [stdout]   30:     0x55dbe782fb81 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0838cfc8b0e995ec
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   31:     0x55dbe77fc60f - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4c2725d7078043cd
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:477:17
[INFO] [stdout]   32:     0x55dbe77fc60f - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdf1aa612eed87270
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x55dbe77fc60f - std::panicking::try::do_call::hc72f8de3706d18d6
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stdout]   34:     0x55dbe77fc60f - std::panicking::try::h63f01f54dbd0fb87
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stdout]   35:     0x55dbe77fc60f - std::panic::catch_unwind::h58bc464ae9b26453
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stdout]   36:     0x55dbe77fc60f - std::thread::Builder::spawn_unchecked::{{closure}}::h6c065e19513e33e3
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:476:30
[INFO] [stdout]   37:     0x55dbe77fc60f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd143450c74f35c32
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55dbe7860783 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h49b6c7c5155a2296
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   39:     0x55dbe7860783 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha8b5234bfeb15105
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9
[INFO] [stdout]   40:     0x55dbe7860783 - std::sys::unix::thread::Thread::new::thread_start::h6f207dd842d64859
[INFO] [stdout]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   41:     0x7fe436d33609 - start_thread
[INFO] [stdout]   42:     0x7fe436fbe293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::make_backed_with_file
[INFO] [stdout]     tests::test_backed
[INFO] [stdout]     tests::test_make_backed
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 15 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.18s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "afcf93ff8389fb22310d749752993cb4883a8d3810e224a825771a40a7761d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcf93ff8389fb22310d749752993cb4883a8d3810e224a825771a40a7761d33", kill_on_drop: false }`
[INFO] [stdout] afcf93ff8389fb22310d749752993cb4883a8d3810e224a825771a40a7761d33