[INFO] fetching crate tower-limit 0.1.3...
[INFO] testing tower-limit-0.1.3 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate tower-limit 0.1.3 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-limit 0.1.3 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 69 packages to highest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.34)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.53.2)
[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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | homepage = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 | repository = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `tower-limit` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e
[INFO] running `Command { std: "docker" "start" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | homepage = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 | repository = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `tower-limit` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tower-service v0.2.0
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tower-layer v0.1.0
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[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 13.89s
[INFO] running `Command { std: "docker" "inspect" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | homepage = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 | repository = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `tower-limit` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tower-test v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling tokio-mock-task v0.1.1
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling net2 v0.2.39
[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 tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[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 13.39s
[INFO] running `Command { std: "docker" "inspect" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | homepage = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 | repository = "https://github.com/tower-rs/tower"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `tower-limit` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/tower-limit/33d68890d221dcd3/out/tower_limit-33d68890d221dcd3)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/concurrency.rs (/opt/rustwide/target/debug/build/tower-limit/515421da7c9270e5/out/concurrency-515421da7c9270e5)
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] thread 'basic_service_limit_functionality_with_poll_ready' (860) panicked at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:225:5:
[INFO] [stdout] 
[INFO] [stderr] attempted to leave type `futures::task_impl::Task` uninitialized, which is invalid
[INFO] [stdout] 
[INFO] [stderr] stack backtrace:
[INFO] [stdout] running 8 tests
[INFO] [stderr]    0:     0x5e73c1fb2811 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5e73c1fb2811 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5e73c1fb2811 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5e73c1fb2811 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5e73c1fc67fa - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5e73c1fc67fa - core[a373ad73a504971]::fmt::write
[INFO] [stderr]    6:     0x5e73c1fb78ec - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stderr]    7:     0x5e73c1fb78ec - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stderr]    8:     0x5e73c1f8eb76 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5e73c1f8eb76 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stderr]   10:     0x5e73c1faae71 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stderr]   11:     0x5e73c1f353b0 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stderr]   12:     0x5e73c1f353b0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:137:21
[INFO] [stderr]   13:     0x5e73c1fab062 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stderr]   14:     0x5e73c1fab062 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:819:13
[INFO] [stderr]   15:     0x5e73c1f8ec54 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:678:13
[INFO] [stderr]   16:     0x5e73c1f87909 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5e73c1f8f82d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stderr]   18:     0x5e73c1fc6dad - core[a373ad73a504971]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5e73c1fc6dad - core[a373ad73a504971]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/intrinsics/mod.rs:2563:9
[INFO] [stderr]   20:     0x5e73c1fc6d2b - core[a373ad73a504971]::panicking::panic_nounwind
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:225:5
[INFO] [stderr]   21:     0x5e73c1f19511 - core[a373ad73a504971]::mem::uninitialized::<futures[e4d72b8390faf442]::task_impl::Task>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/mem/mod.rs:797:9
[INFO] [stderr]   22:     0x5e73c1f19511 - tokio_sync[9fda208b7407cc82]::oneshot::channel::<core[a373ad73a504971]::result::Result<&str, alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send>>>
[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:     0x5e73c1f157ff - <tower_test[b9a215b7da692678]::mock::Mock<&str, &str> as tower_service[82fb527c58de7a20]::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:     0x5e73c1f280b4 - <tower_limit[572355ac6090daa]::concurrency::service::ConcurrencyLimit<tower_test[b9a215b7da692678]::mock::Mock<&str, &str>> as tower_service[82fb527c58de7a20]::Service<&str>>::call
[INFO] [stderr]                                at /opt/rustwide/workdir/src/concurrency/service.rs:82:33
[INFO] [stderr]   25:     0x5e73c1f2467b - concurrency[6347c5a17d062aa]::basic_service_limit_functionality_with_poll_ready
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/concurrency.rs:38:22
[INFO] [stderr]   26:     0x5e73c1f21787 - concurrency[6347c5a17d062aa]::basic_service_limit_functionality_with_poll_ready::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/concurrency.rs:32:55
[INFO] [stderr]   27:     0x5e73c1f20266 - <concurrency[6347c5a17d062aa]::basic_service_limit_functionality_with_poll_ready::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x5e73c1f287fb - <fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x5e73c1f287fb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:701:18
[INFO] [stderr]   30:     0x5e73c1f359d5 - test[aada8e7e76ba119b]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:74
[INFO] [stderr]   31:     0x5e73c1f359d5 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   32:     0x5e73c1f359d5 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stderr]   33:     0x5e73c1f359d5 - std[617be2ca0a6fd877]::panicking::catch_unwind::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stderr]   34:     0x5e73c1f359d5 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stderr]   35:     0x5e73c1f359d5 - test[aada8e7e76ba119b]::run_test_in_process
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:27
[INFO] [stderr]   36:     0x5e73c1f359d5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:645:43
[INFO] [stderr]   37:     0x5e73c1f2f2c4 - test[aada8e7e76ba119b]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:675:41
[INFO] [stderr]   38:     0x5e73c1f2f2c4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   39:     0x5e73c1f38a62 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   40:     0x5e73c1f38a62 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   41:     0x5e73c1f38a62 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stderr]   42:     0x5e73c1f38a62 - std[617be2ca0a6fd877]::panicking::catch_unwind::<(), core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stderr]   43:     0x5e73c1f38a62 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stderr]   44:     0x5e73c1f38a62 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   45:     0x5e73c1f38a62 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x5e73c1fb206f - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::ops::function::FnOnce<(), Output = ()> + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2314:9
[INFO] [stderr]   47:     0x5e73c1fb206f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stderr]   48:     0x7178bedf4dfa - <unknown>
[INFO] [stderr]   49:     0x7178bee883d4 - 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/build/tower-limit/515421da7c9270e5/out/concurrency-515421da7c9270e5` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e", kill_on_drop: false }`
[INFO] [stdout] 76085dfc53f75ef0814687804ed71308ccc6a2fd3da4ee3e3e5ebda4bab0181e
