[INFO] fetching crate swmr-epoch 0.3.12...
[INFO] testing swmr-epoch-0.3.12 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate swmr-epoch 0.3.12 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate swmr-epoch 0.3.12
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate swmr-epoch 0.3.12
[INFO] tweaked toml for crates.io crate swmr-epoch 0.3.12 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swmr-epoch 0.3.12 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swmr-epoch 0.3.12 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f97732431324fedee0d1c14f10cc423537c41b384215d4e66b975cbdbfb2b60b
[INFO] running `Command { std: "docker" "start" "-a" "f97732431324fedee0d1c14f10cc423537c41b384215d4e66b975cbdbfb2b60b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f97732431324fedee0d1c14f10cc423537c41b384215d4e66b975cbdbfb2b60b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97732431324fedee0d1c14f10cc423537c41b384215d4e66b975cbdbfb2b60b", kill_on_drop: false }`
[INFO] [stdout] f97732431324fedee0d1c14f10cc423537c41b384215d4e66b975cbdbfb2b60b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef8b41b645fc2c4e2e1a0ca5fb375367033db9a33322e23491fdb1b8a3c33d13
[INFO] running `Command { std: "docker" "start" "-a" "ef8b41b645fc2c4e2e1a0ca5fb375367033db9a33322e23491fdb1b8a3c33d13", kill_on_drop: false }`
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling swmr-epoch v0.3.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "ef8b41b645fc2c4e2e1a0ca5fb375367033db9a33322e23491fdb1b8a3c33d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8b41b645fc2c4e2e1a0ca5fb375367033db9a33322e23491fdb1b8a3c33d13", kill_on_drop: false }`
[INFO] [stdout] ef8b41b645fc2c4e2e1a0ca5fb375367033db9a33322e23491fdb1b8a3c33d13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 623073c1dd376bd3304f7fca2b1ae162def7998c08ba8f0262c1b9f5e9d11839
[INFO] running `Command { std: "docker" "start" "-a" "623073c1dd376bd3304f7fca2b1ae162def7998c08ba8f0262c1b9f5e9d11839", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling clap_builder v4.5.51
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling clap v4.5.51
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]    Compiling swmr-epoch v0.3.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 27.57s
[INFO] running `Command { std: "docker" "inspect" "623073c1dd376bd3304f7fca2b1ae162def7998c08ba8f0262c1b9f5e9d11839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623073c1dd376bd3304f7fca2b1ae162def7998c08ba8f0262c1b9f5e9d11839", kill_on_drop: false }`
[INFO] [stdout] 623073c1dd376bd3304f7fca2b1ae162def7998c08ba8f0262c1b9f5e9d11839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f1673d7958eeb12c3bf61925b0a721b042f1a13617a8cb8f5eb101747918593
[INFO] running `Command { std: "docker" "start" "-a" "8f1673d7958eeb12c3bf61925b0a721b042f1a13617a8cb8f5eb101747918593", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/swmr_epoch-c91685eacd32ea51)
[INFO] [stdout] 
[INFO] [stdout] running 65 tests
[INFO] [stdout] test tests::basic_tests::test_epoch_ptr_drop ... ok
[INFO] [stdout] test tests::basic_tests::test_epoch_ptr_with_string ... ok
[INFO] [stdout] test tests::basic_tests::test_epoch_ptr_create_and_load ... ok
[INFO] [stdout] test tests::basic_tests::test_epoch_ptr_with_struct ... ok
[INFO] [stdout] test tests::basic_tests::test_nested_pins ... ok
[INFO] [stdout] test tests::basic_tests::test_pin_guard_clone ... ok
[INFO] [stdout] test tests::basic_tests::test_multiple_epoch_ptr_instances ... ok
[INFO] [stdout] test tests::basic_tests::test_domain_clone ... ok
[INFO] [stdout] test tests::basic_tests::test_create_single_reader ... ok
[INFO] [stdout] test tests::basic_tests::test_writer_collect ... ok
[INFO] [stdout] test tests::basic_tests::test_writer_store ... ok
[INFO] [stdout] test tests::concurrent_tests::test_active_reader_protects_garbage ... ok
[INFO] [stdout] test tests::concurrent_tests::test_garbage_collection_trigger ... ok
[INFO] [stdout] test tests::concurrent_tests::test_garbage_reclaimed_after_reader_drop ... ok
[INFO] [stdout] test tests::concurrent_tests::test_interleaved_read_write_operations ... ok
[INFO] [stdout] test tests::concurrent_tests::test_min_epoch_calculation_multiple_readers ... ok
[INFO] [stdout] test tests::basic_tests::test_reader_pin_unpin_cycle ... ok
[INFO] [stdout] test tests::concurrent_tests::test_heavy_garbage_collection_cycles ... ok
[INFO] [stdout] test tests::concurrent_tests::test_readers_in_different_epochs ... ok
[INFO] [stdout] test tests::edge_case_tests::test_dynamic_reader_registration ... ok
[INFO] [stdout] test tests::edge_case_tests::test_alternating_epoch_advancement ... ok
[INFO] [stdout] test tests::edge_case_tests::test_exactly_reach_reclaim_threshold ... ok
[INFO] [stdout] test tests::edge_case_tests::test_exceed_reclaim_threshold ... ok
[INFO] [stdout] test tests::edge_case_tests::test_large_data_structure ... ok
[INFO] [stdout] test tests::edge_case_tests::test_multiple_store_operations ... ok
[INFO] [stdout] test tests::edge_case_tests::test_garbage_protection_across_epochs ... ok
[INFO] [stdout] test tests::edge_case_tests::test_nested_structures ... ok
[INFO] [stdout] test tests::concurrent_tests::test_sequential_writer_operations ... ok
[INFO] [stdout] test tests::edge_case_tests::test_single_data_retire_and_reclaim ... ok
[INFO] [stdout] test tests::edge_case_tests::test_reader_handle_cleanup_on_drop ... ok
[INFO] [stdout] test tests::edge_case_tests::test_rapid_reader_creation_destruction ... ok
[INFO] [stdout] test tests::edge_case_tests::test_stress_high_frequency_operations ... ok
[INFO] [stdout] test tests::edge_case_tests::test_empty_garbage_collection ... ok
[INFO] [stdout] test tests::concurrent_tests::test_reader_thread_exit_cleanup ... ok
[INFO] [stdout] test tests::edge_case_tests::test_writer_cleanup_on_drop ... ok
[INFO] [stdout] test tests::edge_case_tests::test_rapid_pin_unpin ... ok
[INFO] [stdout] test tests::edge_case_tests::test_vector_type ... ok
[INFO] [stdout] test tests::edge_case_tests::test_zero_sized_type ... ok
[INFO] [stdout] test tests::concurrent_tests::test_reader_holds_guard_during_updates ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_complete_lifecycle_scenario ... ok
[INFO] [stdout] test tests::edge_case_tests::test_many_readers_epoch_management ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_complex_type_lifetime_management ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_domain_clone_safety ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_guard_nested_scopes ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_multiple_epoch_ptr_independence ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_large_garbage_safe_reclamation ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_multiple_guards_simultaneously_active ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_multiple_readers_garbage_protection ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_rapid_reader_switching ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_writer_garbage_management ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_concurrent_read_consistency ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_writer_single_threaded_constraint ... ok
[INFO] [stdout] test tests::concurrent_tests::test_high_concurrency_reads ... ok
[INFO] [stdout] test tests::basic_tests::test_thread_safety ... ok
[INFO] [stdout] test tests::basic_tests::test_create_gc_handle_and_local_epoch ... ok
[INFO] [stdout] test tests::edge_case_tests::test_readers_in_different_threads ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_reader_exit_cleanup ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_reader_isolation_across_threads ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_epoch_advancement_correctness ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_epoch_ptr_drop_implementation ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_garbage_collection_memory_safety ... ok
[INFO] [stdout] test tests::lifecycle_tests::test_guard_lifetime_constraint ... ok
[INFO] [stdout] test tests::concurrent_tests::test_writer_updates_readers_observe ... FAILED
[INFO] [stdout] test tests::concurrent_tests::test_single_writer_multiple_readers_concurrent_reads ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test tests::lifecycle_tests::test_data_visibility_across_epochs ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::concurrent_tests::test_writer_updates_readers_observe stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (72) panicked at src/tests/concurrent_tests.rs:65:13:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 100
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x646a298402ca - std[ec419fa8110287d5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x646a298402ca - std[ec419fa8110287d5]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec419fa8110287d5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x646a298402ca - std[ec419fa8110287d5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x646a298402ca - <<std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[35159d6ffb30e017]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x646a2985412a - <core[35159d6ffb30e017]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x646a2985412a - core[35159d6ffb30e017]::fmt::write
[INFO] [stdout]    6:     0x646a29844b02 - std[ec419fa8110287d5]::io::default_write_fmt::<alloc[a8a7aba520129d98]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x646a29844b02 - <alloc[a8a7aba520129d98]::vec::Vec<u8> as std[ec419fa8110287d5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x646a2981f20f - <std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x646a2981f20f - std[ec419fa8110287d5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x646a298386b9 - std[ec419fa8110287d5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x646a297d4ecc - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x646a297d4ecc - test[a8007afcd3effadc]::test_main_inner::<test[a8007afcd3effadc]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x646a29838872 - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x646a29838872 - std[ec419fa8110287d5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x646a2981f2c8 - std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x646a29816c69 - std[ec419fa8110287d5]::sys::backtrace::__rust_end_short_backtrace::<std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x646a2981ffdd - __rustc[cfb3622dd870db93]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x646a298548bc - core[35159d6ffb30e017]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x646a29854773 - core[35159d6ffb30e017]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x646a298137d5 - core[35159d6ffb30e017]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x646a2979b83d - swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/concurrent_tests.rs:65:13
[INFO] [stdout]   22:     0x646a297a74c3 - std[ec419fa8110287d5]::sys::backtrace::__rust_begin_short_backtrace::<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   23:     0x646a297bd53b - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   24:     0x646a297b3690 - <core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>::{closure#1}::{closure#0}> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   25:     0x646a297ad9f6 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   26:     0x646a297be40b - __rust_try
[INFO] [stdout]   27:     0x646a297bbcc6 - std[ec419fa8110287d5]::panicking::catch_unwind::<(), core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x646a297bbcc6 - std[ec419fa8110287d5]::panic::catch_unwind::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x646a297bbcc6 - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   30:     0x646a2979bcae - <std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}, ()>::{closure#1} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   31:     0x646a2983fbdf - <alloc[a8a7aba520129d98]::boxed::Box<dyn core[35159d6ffb30e017]::ops::function::FnOnce<(), Output = ()> + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   32:     0x646a2983fbdf - <std[ec419fa8110287d5]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   33:     0x7d64e974daa4 - <unknown>
[INFO] [stdout]   34:     0x7d64e97daa64 - clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::concurrent_tests::test_writer_updates_readers_observe' (52) panicked at src/tests/concurrent_tests.rs:73:26:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x646a298402ca - std[ec419fa8110287d5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x646a298402ca - std[ec419fa8110287d5]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec419fa8110287d5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x646a298402ca - std[ec419fa8110287d5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x646a298402ca - <<std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[35159d6ffb30e017]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x646a2985412a - <core[35159d6ffb30e017]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x646a2985412a - core[35159d6ffb30e017]::fmt::write
[INFO] [stdout]    6:     0x646a29844b02 - std[ec419fa8110287d5]::io::default_write_fmt::<alloc[a8a7aba520129d98]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x646a29844b02 - <alloc[a8a7aba520129d98]::vec::Vec<u8> as std[ec419fa8110287d5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x646a2981f20f - <std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x646a2981f20f - std[ec419fa8110287d5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x646a298386b9 - std[ec419fa8110287d5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x646a297d4ecc - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x646a297d4ecc - test[a8007afcd3effadc]::test_main_inner::<test[a8007afcd3effadc]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x646a29838872 - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x646a29838872 - std[ec419fa8110287d5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x646a2981f2c8 - std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x646a29816c69 - std[ec419fa8110287d5]::sys::backtrace::__rust_end_short_backtrace::<std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x646a2981ffdd - __rustc[cfb3622dd870db93]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x646a298548bc - core[35159d6ffb30e017]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x646a29854632 - core[35159d6ffb30e017]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x646a297a1c42 - <core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::boxed::Box<dyn core[35159d6ffb30e017]::any::Any + core[35159d6ffb30e017]::marker::Send>>>::unwrap
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x646a297a1c42 - swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/concurrent_tests.rs:73:26
[INFO] [stdout]   22:     0x646a2979b247 - swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/concurrent_tests.rs:42:41
[INFO] [stdout]   23:     0x646a297a4f56 - <swmr_epoch[893e9e7b1509e9a3]::tests::concurrent_tests::test_writer_updates_readers_observe::{closure#0} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x646a297c81ab - <fn() -> core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x646a297c81ab - test[a8007afcd3effadc]::__rust_begin_short_backtrace::<core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>, fn() -> core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x646a297d599b - test[a8007afcd3effadc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x646a297d599b - <core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x646a297d599b - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>, core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x646a297d599b - std[ec419fa8110287d5]::panicking::catch_unwind::<core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>, core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x646a297d599b - std[ec419fa8110287d5]::panic::catch_unwind::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>, core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x646a297d599b - test[a8007afcd3effadc]::run_test_in_process
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x646a297d599b - test[a8007afcd3effadc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x646a297d0374 - test[a8007afcd3effadc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x646a297d0374 - std[ec419fa8110287d5]::sys::backtrace::__rust_begin_short_backtrace::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x646a297d85a2 - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x646a297d85a2 - <core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x646a297d85a2 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x646a297d85a2 - std[ec419fa8110287d5]::panicking::catch_unwind::<(), core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x646a297d85a2 - std[ec419fa8110287d5]::panic::catch_unwind::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x646a297d85a2 - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x646a297d85a2 - <std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x646a2983fbdf - <alloc[a8a7aba520129d98]::boxed::Box<dyn core[35159d6ffb30e017]::ops::function::FnOnce<(), Output = ()> + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   43:     0x646a2983fbdf - <std[ec419fa8110287d5]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7d64e974daa4 - <unknown>
[INFO] [stdout]   45:     0x7d64e97daa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::concurrent_tests::test_writer_updates_readers_observe
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 64 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f1673d7958eeb12c3bf61925b0a721b042f1a13617a8cb8f5eb101747918593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1673d7958eeb12c3bf61925b0a721b042f1a13617a8cb8f5eb101747918593", kill_on_drop: false }`
[INFO] [stdout] 8f1673d7958eeb12c3bf61925b0a721b042f1a13617a8cb8f5eb101747918593
