[INFO] fetching crate tower-limit 0.1.3...
[INFO] testing tower-limit-0.1.3 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate tower-limit 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tower-limit 0.1.3
[INFO] finished tweaking crates.io crate tower-limit 0.1.3
[INFO] tweaked toml for crates.io crate tower-limit 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-limit 0.1.3 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 69 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.52.3)
[INFO] [stderr]       Adding tower-layer v0.1.0 (available: v0.3.3)
[INFO] [stderr]       Adding tower-service v0.2.0 (available: v0.3.3)
[INFO] [stderr]       Adding tower-test v0.1.0 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-test v0.1.0
[INFO] [stderr]   Downloaded tokio-mock-task v0.1.1
[INFO] [stderr]   Downloaded tower-service v0.2.0
[INFO] [stderr]   Downloaded tower-layer v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a04a96fe814fc09932fd51d5cbfc3da03ec9b29d6b996fff046544b98072a79a
[INFO] running `Command { std: "docker" "start" "-a" "a04a96fe814fc09932fd51d5cbfc3da03ec9b29d6b996fff046544b98072a79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a04a96fe814fc09932fd51d5cbfc3da03ec9b29d6b996fff046544b98072a79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04a96fe814fc09932fd51d5cbfc3da03ec9b29d6b996fff046544b98072a79a", kill_on_drop: false }`
[INFO] [stdout] a04a96fe814fc09932fd51d5cbfc3da03ec9b29d6b996fff046544b98072a79a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 448a63806610f6784a92508c9e4d657675444656d011bd5187b1379c7ca94755
[INFO] running `Command { std: "docker" "start" "-a" "448a63806610f6784a92508c9e4d657675444656d011bd5187b1379c7ca94755", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-service v0.2.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tower-layer v0.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tower-limit v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.65s
[INFO] running `Command { std: "docker" "inspect" "448a63806610f6784a92508c9e4d657675444656d011bd5187b1379c7ca94755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448a63806610f6784a92508c9e4d657675444656d011bd5187b1379c7ca94755", kill_on_drop: false }`
[INFO] [stdout] 448a63806610f6784a92508c9e4d657675444656d011bd5187b1379c7ca94755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 462e37aef55bd0be79831c75626d038464523d8125be21f34cd93e25b63afa20
[INFO] running `Command { std: "docker" "start" "-a" "462e37aef55bd0be79831c75626d038464523d8125be21f34cd93e25b63afa20", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-mock-task v0.1.1
[INFO] [stderr]    Compiling tower-test v0.1.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tower-limit v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "462e37aef55bd0be79831c75626d038464523d8125be21f34cd93e25b63afa20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462e37aef55bd0be79831c75626d038464523d8125be21f34cd93e25b63afa20", kill_on_drop: false }`
[INFO] [stdout] 462e37aef55bd0be79831c75626d038464523d8125be21f34cd93e25b63afa20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15514fea3d95490e4cfe3d0dcc24494292a6b755d95c4f8a17bff7a4ac9b988b
[INFO] running `Command { std: "docker" "start" "-a" "15514fea3d95490e4cfe3d0dcc24494292a6b755d95c4f8a17bff7a4ac9b988b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_limit-d3809edb98cc787b)
[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/concurrency.rs (/opt/rustwide/target/debug/deps/concurrency-e01e8ea214bf0223)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'basic_service_limit_functionality_with_poll_ready' (18) panicked at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:225:5:
[INFO] [stderr] attempted to leave type `futures::task_impl::Task` uninitialized, which is invalid
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x60a7665a7c7a - std[29689e6404d28ef9]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x60a7665a7c7a - std[29689e6404d28ef9]::backtrace_rs::backtrace::trace_unsynchronized::<std[29689e6404d28ef9]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x60a7665a7c7a - std[29689e6404d28ef9]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x60a7665a7c7a - <<std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e929cb53b82a81ca]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x60a7665bbb8a - <core[e929cb53b82a81ca]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x60a7665bbb8a - core[e929cb53b82a81ca]::fmt::write
[INFO] [stderr]    6:     0x60a7665ad0b2 - std[29689e6404d28ef9]::io::default_write_fmt::<std[29689e6404d28ef9]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:621:11
[INFO] [stderr]    7:     0x60a7665ad0b2 - <std[29689e6404d28ef9]::sys::stdio::unix::Stderr as std[29689e6404d28ef9]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]    8:     0x60a766586b7f - <std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x60a766586b7f - std[29689e6404d28ef9]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x60a7665a00a1 - std[29689e6404d28ef9]::panicking::default_hook
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x60a76652bf8c - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stderr]   12:     0x60a76652bf8c - test[a24b3028667022f7]::test_main_inner::<test[a24b3028667022f7]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:155:21
[INFO] [stderr]   13:     0x60a7665a0292 - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stderr]   14:     0x60a7665a0292 - std[29689e6404d28ef9]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x60a766586c6a - std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x60a76657be19 - std[29689e6404d28ef9]::sys::backtrace::__rust_end_short_backtrace::<std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x60a76658794d - __rustc[3aed6af316653e63]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x60a7665bc0fd - core[e929cb53b82a81ca]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x60a7665bc0fd - core[e929cb53b82a81ca]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/intrinsics/mod.rs:2450:9
[INFO] [stderr]   20:     0x60a7665bc07b - core[e929cb53b82a81ca]::panicking::panic_nounwind
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:225:5
[INFO] [stderr]   21:     0x60a76650efa1 - core[e929cb53b82a81ca]::mem::uninitialized::<futures[c068dab7634534e2]::task_impl::Task>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/mem/mod.rs:750:9
[INFO] [stderr]   22:     0x60a76650efa1 - tokio_sync[17bd0d289bf8cedd]::oneshot::channel::<core[e929cb53b82a81ca]::result::Result<&str, alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn core[e929cb53b82a81ca]::error::Error + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync>>>
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-sync-0.1.8/src/oneshot.rs:133:61
[INFO] [stderr]   23:     0x60a766513a2b - <tower_test[4f7d62016a1104b2]::mock::Mock<&str, &str> as tower_service[9e3bbd2823b6b2d9]::Service<&str>>::call
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tower-test-0.1.0/src/mock/mod.rs:141:24
[INFO] [stderr]   24:     0x60a76651d630 - <tower_limit[58771bd3987538b9]::concurrency::service::ConcurrencyLimit<tower_test[4f7d62016a1104b2]::mock::Mock<&str, &str>> as tower_service[9e3bbd2823b6b2d9]::Service<&str>>::call
[INFO] [stderr]                                at /opt/rustwide/workdir/src/concurrency/service.rs:82:33
[INFO] [stderr]   25:     0x60a76651ae0f - concurrency[d207accc0856ff8a]::basic_service_limit_functionality_with_poll_ready
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/concurrency.rs:38:22
[INFO] [stderr]   26:     0x60a7665179e7 - concurrency[d207accc0856ff8a]::basic_service_limit_functionality_with_poll_ready::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/concurrency.rs:32:55
[INFO] [stderr]   27:     0x60a76651f006 - <concurrency[d207accc0856ff8a]::basic_service_limit_functionality_with_poll_ready::{closure#0} as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x60a76651f26b - <fn() -> core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x60a76651f26b - test[a24b3028667022f7]::__rust_begin_short_backtrace::<core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>, fn() -> core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:724:18
[INFO] [stderr]   30:     0x60a76652ca5b - test[a24b3028667022f7]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:747:74
[INFO] [stderr]   31:     0x60a76652ca5b - <core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   32:     0x60a76652ca5b - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>, core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stderr]   33:     0x60a76652ca5b - std[29689e6404d28ef9]::panicking::catch_unwind::<core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>, core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stderr]   34:     0x60a76652ca5b - std[29689e6404d28ef9]::panic::catch_unwind::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>, core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stderr]   35:     0x60a76652ca5b - test[a24b3028667022f7]::run_test_in_process
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:747:27
[INFO] [stderr]   36:     0x60a76652ca5b - test[a24b3028667022f7]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:668:43
[INFO] [stderr]   37:     0x60a766526174 - test[a24b3028667022f7]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:698:41
[INFO] [stderr]   38:     0x60a766526174 - std[29689e6404d28ef9]::sys::backtrace::__rust_begin_short_backtrace::<test[a24b3028667022f7]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   39:     0x60a76652f662 - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   40:     0x60a76652f662 - <core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   41:     0x60a76652f662 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stderr]   42:     0x60a76652f662 - std[29689e6404d28ef9]::panicking::catch_unwind::<(), core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stderr]   43:     0x60a76652f662 - std[29689e6404d28ef9]::panic::catch_unwind::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stderr]   44:     0x60a76652f662 - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   45:     0x60a76652f662 - <std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1} as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x60a7665a758f - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn core[e929cb53b82a81ca]::ops::function::FnOnce<(), Output = ()> + core[e929cb53b82a81ca]::marker::Send> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2271:9
[INFO] [stderr]   47:     0x60a7665a758f - <std[29689e6404d28ef9]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   48:     0x7b41a6221aa4 - <unknown>
[INFO] [stderr]   49:     0x7b41a62aea64 - clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test concurrency`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/concurrency-e01e8ea214bf0223` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "15514fea3d95490e4cfe3d0dcc24494292a6b755d95c4f8a17bff7a4ac9b988b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15514fea3d95490e4cfe3d0dcc24494292a6b755d95c4f8a17bff7a4ac9b988b", kill_on_drop: false }`
[INFO] [stdout] 15514fea3d95490e4cfe3d0dcc24494292a6b755d95c4f8a17bff7a4ac9b988b
