[INFO] fetching crate rxr 0.1.11...
[INFO] testing rxr-0.1.11 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rxr 0.1.11 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rxr 0.1.11
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rxr 0.1.11
[INFO] tweaked toml for crates.io crate rxr 0.1.11 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rxr 0.1.11 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rxr 0.1.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 699fb97b8f9e592e84959e6bead0d8c4bd89db36e0193f954606d96b0e9e5f4a
[INFO] running `Command { std: "docker" "start" "-a" "699fb97b8f9e592e84959e6bead0d8c4bd89db36e0193f954606d96b0e9e5f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699fb97b8f9e592e84959e6bead0d8c4bd89db36e0193f954606d96b0e9e5f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699fb97b8f9e592e84959e6bead0d8c4bd89db36e0193f954606d96b0e9e5f4a", kill_on_drop: false }`
[INFO] [stdout] 699fb97b8f9e592e84959e6bead0d8c4bd89db36e0193f954606d96b0e9e5f4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe24f09f1d26f55dbd9e8b29db29581b6b9c97921c82110f28b74172c86e3e9e
[INFO] running `Command { std: "docker" "start" "-a" "fe24f09f1d26f55dbd9e8b29db29581b6b9c97921c82110f28b74172c86e3e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.44.0
[INFO] [stderr]    Compiling rxr v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "fe24f09f1d26f55dbd9e8b29db29581b6b9c97921c82110f28b74172c86e3e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe24f09f1d26f55dbd9e8b29db29581b6b9c97921c82110f28b74172c86e3e9e", kill_on_drop: false }`
[INFO] [stdout] fe24f09f1d26f55dbd9e8b29db29581b6b9c97921c82110f28b74172c86e3e9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b9fb73e425010c215ece1416ae0b7933d291f71aecf884a7be9d619a7b79d39
[INFO] running `Command { std: "docker" "start" "-a" "6b9fb73e425010c215ece1416ae0b7933d291f71aecf884a7be9d619a7b79d39", kill_on_drop: false }`
[INFO] [stderr]    Compiling rxr v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "6b9fb73e425010c215ece1416ae0b7933d291f71aecf884a7be9d619a7b79d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9fb73e425010c215ece1416ae0b7933d291f71aecf884a7be9d619a7b79d39", kill_on_drop: false }`
[INFO] [stdout] 6b9fb73e425010c215ece1416ae0b7933d291f71aecf884a7be9d619a7b79d39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ef90fb002fa86be4842f504514241c3501455bb6d612e0ebad946de555fff45
[INFO] running `Command { std: "docker" "start" "-a" "9ef90fb002fa86be4842f504514241c3501455bb6d612e0ebad946de555fff45", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rxr-a1e42c5a8e6f3fdf)
[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 tests/async_subject.rs (/opt/rustwide/target/debug/deps/async_subject-f6ecd98831de251f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test async_subject_complete ... ok
[INFO] [stdout] test async_subject_complete_empty ... ok
[INFO] [stdout] test async_subject_error ... ok
[INFO] [stdout] test async_subject_error_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/behavior_subject.rs (/opt/rustwide/target/debug/deps/behavior_subject-444e5a4fba2ab1ef)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test behavior_subject_emit_than_complete ... ok
[INFO] [stdout] test behaviour_subject_emit_than_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/connectable.rs (/opt/rustwide/target/debug/deps/connectable-fcb8fa65952002f7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test connectable_observable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/higher_order_operators.rs (/opt/rustwide/target/debug/deps/higher_order_operators-c023a2c88222c3bf)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test switch_map_observable ... ok
[INFO] [stdout] test debounce_map_observable_notify_none ... ok
[INFO] [stdout] test debounce_map_observable_notify_all ... ok
[INFO] [stdout] test merge_map_observable ... ok
[INFO] [stdout] test concat_map_observable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 25.13s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/observables.rs (/opt/rustwide/target/debug/deps/observables-c09abd6d51cdb905)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test unchained_observable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/operators.rs (/opt/rustwide/target/debug/deps/operators-af98224da0b88164)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test filter_observable ... ok
[INFO] [stdout] test map_observable ... ok
[INFO] [stdout] test skip_observable ... ok
[INFO] [stdout] test timestamped_emit ... ok
[INFO] [stdout] test scan_observable ... ok
[INFO] [stdout] test take_until_observable_with_subject_notifier ... ok
[INFO] [stdout] test first_observable ... ok
[INFO] [stdout] test take_while_observable ... FAILED
[INFO] [stdout] test merge_one_observable ... ok
[INFO] [stdout] test merge_observable ... ok
[INFO] [stdout] test take_observable ... ok
[INFO] [stdout] test take_last_observable ... ok
[INFO] [stdout] test zip_observable ... ok
[INFO] [stdout] test buffer_observable ... ok
[INFO] [stdout] test debounce_observable_emit_all ... ok
[INFO] [stdout] test debounce_observable_emit_one ... ok
[INFO] [stdout] test take_until_observable_do_not_unsubscribe_notifier ... ok
[INFO] [stdout] test take_until_observable_unsubscribe_notifier ... ok
[INFO] [stdout] test delay_observable ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- take_while_observable stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (779) panicked at tests/operators.rs:1026:9:
[INFO] [stdout] take_while failed to unsubscribe background emissions, last emitted value is 13 but should be less than 10
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c7c6c0c41d2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c7c6c0c41d2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c7c6c0c41d2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c7c6c0c41d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c7c6c0d4c1f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c7c6c0d4c1f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5c7c6c0911e1 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c7c6c0911e1 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c7c6c09d482 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c7c6c0a217f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c7c6c0a2011 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5c7c6bf7ca6e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5c7c6bf7ca6e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c7c6c0a28ef - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x5c7c6c0a28ef - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5c7c6c0a269a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5c7c6c09d5b9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5c7c6c0856ad - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5c7c6c0dc8b0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5c7c6be92b01 - operators::take_while_observable::{{closure}}::h2cb5226ecdcd0509
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/operators.rs:1026:9
[INFO] [stdout]   20:     0x5c7c6bf4c79f - operators::generate_observable::generate_u32_observable::{{closure}}::{{closure}}::h59565549dce4ea07
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/generate_observable/mod.rs:42:13
[INFO] [stdout]   21:     0x5c7c6befd926 - std::sys::backtrace::__rust_begin_short_backtrace::h738d2de4aae881e9
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   22:     0x5c7c6bdc2187 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc755d04e30e59e39
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   23:     0x5c7c6be660c3 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h27e6cdac5c9239e6
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   24:     0x5c7c6be50be8 - std::panicking::catch_unwind::do_call::h1f706f9c6089d10d
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x5c7c6bdc571b - __rust_try
[INFO] [stdout]   26:     0x5c7c6bdaef5e - std::panicking::catch_unwind::h2b49a8c1d5b34f46
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   27:     0x5c7c6bdaef5e - std::panic::catch_unwind::he2dfc14245005c29
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x5c7c6bdaef5e - std::thread::Builder::spawn_unchecked_::{{closure}}::h9bc75d26aebddbf1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   29:     0x5c7c6beb596e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h44126525335d02f3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x5c7c6c09871f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   31:     0x5c7c6c09871f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   32:     0x7d1db377aaa4 - <unknown>
[INFO] [stdout]   33:     0x7d1db3807a34 - clone
[INFO] [stdout]   34:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     take_while_observable
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 18 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.53s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test operators`
[INFO] running `Command { std: "docker" "inspect" "9ef90fb002fa86be4842f504514241c3501455bb6d612e0ebad946de555fff45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef90fb002fa86be4842f504514241c3501455bb6d612e0ebad946de555fff45", kill_on_drop: false }`
[INFO] [stdout] 9ef90fb002fa86be4842f504514241c3501455bb6d612e0ebad946de555fff45
