panic

note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
thread 'tokio-runtime-worker' panicked at 'gai background task failed: JoinError::Cancelled', /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/connect/dns.rs:144:30
stack backtrace:
   0:        0x10979d6b5 - std::sys_common::at_exit_imp::push::h0636e6b5f7616352
   1:        0x1097c16a0 - core::fmt::ArgumentV1::show_usize::hca33af0aed7db5c5
   2:        0x10979900b - std::io::Write::write_fmt::he6837371b9a45188
   3:        0x10979f403 - std::panicking::default_hook::{{closure}}::h708e66cfeb0483ba
   4:        0x10979f10a - std::panicking::default_hook::h39ea8ddf674c04ec
   5:        0x10979facb - <std::panicking::begin_panic::PanicPayload<A> as core::panic::BoxMeUp>::get::hf147e9d6b92d24d8
   6:        0x10979f659 - std::panicking::continue_panic_fmt::h2dfa3a5b90265361
   7:        0x1097d1a6f - std::thread::local::fast::Key<T>::try_initialize::ha9c626eb0a4b75ab
   8:        0x109429ddc - <hyper::client::connect::dns::GaiFuture as core::future::future::Future>::poll::{{closure}}::hbb058218ea8ed6d9
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/connect/dns.rs:144
   9:        0x10944e4ac - core::task::poll::Poll<T>::map::h5ad027fe70befa34
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/task/poll.rs:35
  10:        0x109429b3c - <hyper::client::connect::dns::GaiFuture as core::future::future::Future>::poll::h4b6b9f308de0a08a
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/connect/dns.rs:141
  11:        0x108ee4254 - std::future::poll_with_tls_context::{{closure}}::h5e7469d8582ff1a8
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  12:        0x108ee0140 - std::future::get_task_context::h5e6b54c76b4890cc
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
  13:        0x108ee3984 - std::future::poll_with_tls_context::h140164d3b7e7b5e9
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  14:        0x108f98205 - hyper::client::connect::dns::resolve::{{closure}}::h8910dcc438cd2329
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/connect/dns.rs:342
  15:        0x108ef271e - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::h88d65ef4fcfb6a1f
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  16:        0x108ee2c17 - std::future::set_task_context::hbf555cd11ba3e340
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
  17:        0x108ef1124 - <std::future::GenFuture<T> as core::future::future::Future>::poll::h06bd38c136ead279
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  18:        0x108ee4044 - std::future::poll_with_tls_context::{{closure}}::h15f81ee0c71a57aa
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  19:        0x108edef40 - std::future::get_task_context::h0531c00f676a3fd9
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
  20:        0x108ee3bf4 - std::future::poll_with_tls_context::h881c0326b6bbbfd6
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  21:        0x108ecbdd6 - hyper::client::connect::http::HttpConnector<R>::call_async::{{closure}}::he30721588a2b85d7
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/connect/http.rs:307
  22:        0x108ef2ca1 - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::ha5fc3453bfe0270e
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  23:        0x108ee1bd7 - std::future::set_task_context::h2e3ef923de550296
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
  24:        0x108ef14e4 - <std::future::GenFuture<T> as core::future::future::Future>::poll::h95329394578a4759
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  25:        0x108ee41c4 - std::future::poll_with_tls_context::{{closure}}::h4ae5ba90300bfb9d
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  26:        0x108edf960 - std::future::get_task_context::h3c3524c8a709015e
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
  27:        0x108ee3b34 - std::future::poll_with_tls_context::h73cdb5672319e608
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  28:        0x108eae59a - <hyper::client::connect::http::HttpConnector<R> as tower_service::Service<http::uri::Uri>>::call::{{closure}}::hb701e4875e94d5d0
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/connect/http.rs:248
  29:        0x108ef30a1 - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::hb5606eb30d3c8288
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  30:        0x108ee23f7 - std::future::set_task_context::h8ecec3dd28e48268
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
  31:        0x108ef1624 - <std::future::GenFuture<T> as core::future::future::Future>::poll::hb7aac02e81614972
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  32:        0x108f24bfa - <core::pin::Pin<P> as core::future::future::Future>::poll::h7244ca8ddf774139
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/future/future.rs:119
  33:        0x108eadc7c - <hyper::client::connect::http::HttpConnecting<R> as core::future::future::Future>::poll::h2cf0ad4715309d16
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/connect/http.rs:388
  34:        0x108d1b0b4 - std::future::poll_with_tls_context::{{closure}}::h4b4df1f124391c6e
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  35:        0x108d198f0 - std::future::get_task_context::he4d4f1b1f402be59
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
  36:        0x108d1af34 - std::future::poll_with_tls_context::ha3ac8c617fa196f7
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  37:        0x108d5116d - <hyper_tls::client::HttpsConnector<T> as tower_service::Service<http::uri::Uri>>::call::{{closure}}::h09ec61dc50509f92
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-tls-0.4.1/src/client.rs:115
  38:        0x108d28e91 - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::hec5f949f4b33147b
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  39:        0x108d1a8a7 - std::future::set_task_context::heda3631b19c5ff37
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
  40:        0x108d27e64 - <std::future::GenFuture<T> as core::future::future::Future>::poll::hf02ee9bb55de9c67
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  41:        0x108d2786a - <core::pin::Pin<P> as core::future::future::Future>::poll::h993c1c4eecde871c
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/future/future.rs:119
  42:        0x108d58a5c - <hyper_tls::client::HttpsConnecting<T> as core::future::future::Future>::poll::h08db87a214c9cb17
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-tls-0.4.1/src/client.rs:144
  43:        0x108cf2f10 - <hyper::service::oneshot::Oneshot<S,Req> as core::future::future::Future>::poll::h836ffa8316d87284
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/service/oneshot.rs:58
  44:        0x108cf13b4 - <F as futures_core::future::TryFuture>::try_poll::h14e9c892148417ca
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-core-0.3.1/src/future.rs:83
  45:        0x108d292e3 - <futures_util::future::try_future::map_err::MapErr<Fut,F> as core::future::future::Future>::poll::h35c85d38e6b60ab5
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/try_future/map_err.rs:43
  46:        0x108d3a7b4 - <F as futures_core::future::TryFuture>::try_poll::h2dba09b6a865bae4
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-core-0.3.1/src/future.rs:83
  47:        0x108d0065c - futures_util::future::try_future::try_chain::TryChain<Fut1,Fut2,Data>::poll::hc0f2d444b04daa54
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/try_future/try_chain.rs:53
  48:        0x108d53bac - <futures_util::future::try_future::and_then::AndThen<Fut1,Fut2,F> as core::future::future::Future>::poll::h7a2966d2b43f79ba
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/try_future/and_then.rs:46
  49:        0x108d62694 - <futures_util::future::either::Either<A,B> as core::future::future::Future>::poll::h8fe07477b1a83699
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/either.rs:62
  50:        0x108d79a0f - <hyper::common::lazy::Lazy<F,R> as core::future::future::Future>::poll::hdd5f30f9e3e40cc6
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/common/lazy.rs:60
  51:        0x108d6ef6c - futures_util::future::future::FutureExt::poll_unpin::h8b5acc566494c841
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/future/mod.rs:510
  52:        0x108d84bc8 - <futures_util::future::select::Select<A,B> as core::future::future::Future>::poll::he967e0e839185b03
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/select.rs:64
  53:        0x108cf5082 - futures_util::future::future::chain::Chain<Fut1,Fut2,Data>::poll::hf6c5b47be92c2781
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/future/chain.rs:44
  54:        0x108d53a41 - <futures_util::future::future::then::Then<Fut1,Fut2,F> as core::future::future::Future>::poll::h7868efb38a01f600
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/future/then.rs:44
  55:        0x108d58054 - <F as futures_core::future::TryFuture>::try_poll::h54020f2d2134ddf9
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-core-0.3.1/src/future.rs:83
  56:        0x108d00dc2 - futures_util::future::try_future::try_chain::TryChain<Fut1,Fut2,Data>::poll::hf914714138395cbc
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/try_future/try_chain.rs:53
  57:        0x108d53bfc - <futures_util::future::try_future::and_then::AndThen<Fut1,Fut2,F> as core::future::future::Future>::poll::haca0e2a363bc0006
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/try_future/and_then.rs:46
  58:        0x108d212d3 - hyper::client::Client<C,B>::retryably_send_request::{{closure}}::h2a6d812d5b8ce885
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/mod.rs:254
  59:        0x108d79e7a - <futures_util::future::poll_fn::PollFn<F> as core::future::future::Future>::poll::hccac8d990b6214b6
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.1/src/future/poll_fn.rs:54
  60:        0x1094424aa - <core::pin::Pin<P> as core::future::future::Future>::poll::hdf53e2688e1fd012
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/future/future.rs:119
  61:        0x1094335bc - <hyper::client::ResponseFuture as core::future::future::Future>::poll::ha537855b3fbd3506
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.1/src/client/mod.rs:607
  62:        0x108d1b114 - std::future::poll_with_tls_context::{{closure}}::h806a531cf7f19dad
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  63:        0x108d196b0 - std::future::get_task_context::hc07e33bbafd93ac1
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
  64:        0x108d1ae74 - std::future::poll_with_tls_context::h573032b951083007
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  65:        0x108cfd0dc - rusoto_core::request::http_client_dispatch::{{closure}}::h28279fe55faae41f
                               at /Users/anacrolix/.cargo/git/checkouts/rusoto-db9114b21f5f92ba/3585014/rusoto/core/src/request.rs:406
  66:        0x108d283f1 - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::h1f345d02ec2ad7cf
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  67:        0x108d19ee7 - std::future::set_task_context::h08b8d0ab7527d012
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
  68:        0x108d27f04 - <std::future::GenFuture<T> as core::future::future::Future>::poll::hf9b9a4e2b48a3e16
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  69:        0x108d277da - <core::pin::Pin<P> as core::future::future::Future>::poll::h0ce08861ba30fb71
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/future/future.rs:119
  70:        0x108d1aff4 - std::future::poll_with_tls_context::{{closure}}::h275ef31d07278971
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  71:        0x108d197d0 - std::future::get_task_context::he351992ec4c6a06f
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
  72:        0x108d1af94 - std::future::poll_with_tls_context::hb86aca600ead4d44
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  73:        0x108cf4305 - rusoto_core::client::sign_and_dispatch::{{closure}}::h66c8c9aa7a9bcb22
                               at /Users/anacrolix/.cargo/git/checkouts/rusoto-db9114b21f5f92ba/3585014/rusoto/core/src/client.rs:172
  74:        0x108d28cb1 - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::hbfe0deff600a2a43
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  75:        0x108d1a2f7 - std::future::set_task_context::h319f00d55204a29f
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
  76:        0x108d27c34 - <std::future::GenFuture<T> as core::future::future::Future>::poll::h375d4019cfd75d15
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  77:        0x108d1b054 - std::future::poll_with_tls_context::{{closure}}::h416fbac2592ff460
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  78:        0x108d18dc0 - std::future::get_task_context::h4dc6f5606ab8a0be
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
  79:        0x108d1ae14 - std::future::poll_with_tls_context::h49da0e8d9d78a919
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
  80:        0x108cf4c69 - <rusoto_core::client::ClientInner<P,D> as rusoto_core::client::SignAndDispatch>::sign_and_dispatch::__sign_and_dispatch::{{closure}}::heb121e64dfc2e76f
                               at /Users/anacrolix/.cargo/git/checkouts/rusoto-db9114b21f5f92ba/3585014/rusoto/core/src/client.rs:190
  81:        0x108d28af1 - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::hadb74b3bebd7fbfc
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  82:        0x108d1a7d7 - std::future::set_task_context::hcd49236b8104c8ff
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
  83:        0x108d27d74 - <std::future::GenFuture<T> as core::future::future::Future>::poll::h8e847fa4bf3a53a7
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
  84:        0x108c8989a - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  85:        0x108c8ab64 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  86:        0x108c89fd0 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  87:        0x108c8aa44 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  88:        0x108c84553 - <bytes::bytes::Bytes as core::convert::AsRef<[u8]>>::as_ref::h651306834484321f
  89:        0x108c8b2d1 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  90:        0x108c8a4b7 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  91:        0x108c8ac04 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  92:        0x108c8aad4 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  93:        0x108c89eb0 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  94:        0x108c8aa74 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  95:        0x108c5942f - <rusoto_sqs::generated::SqsClient as rusoto_sqs::generated::Sqs>::delete_queue::__delete_queue::{{closure}}::h80402e1eab48bfc5
                               at /Users/anacrolix/.cargo/git/checkouts/rusoto-db9114b21f5f92ba/3585014/rusoto/services/sqs/src/generated.rs:3455
  96:        0x108c8b891 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  97:        0x108c8a317 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  98:        0x108c8acf4 - core::alloc::Layout::repeat::h0b2a3d1a88b9070e
  99:        0x108bbc8ca - <core::pin::Pin<P> as core::future::future::Future>::poll::h6b841b865bf413cb
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/future/future.rs:119
 100:        0x108b950b4 - std::future::poll_with_tls_context::{{closure}}::h0e334c25800489dd
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
 101:        0x108b92100 - std::future::get_task_context::h6f61acc5f10aae41
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:111
 102:        0x108b94c64 - std::future::poll_with_tls_context::h24ce77dfb4249bab
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:121
 103:        0x108bf135c - search::s3::delete_queue::{{closure}}::h76b880526b82ef67
                               at src/s3.rs:296
 104:        0x108b95d9d - <std::future::GenFuture<T> as core::future::future::Future>::poll::{{closure}}::h6503ff2e670a50a4
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
 105:        0x108b938e8 - std::future::set_task_context::h098215b65161bde4
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:79
 106:        0x108b959b2 - <std::future::GenFuture<T> as core::future::future::Future>::poll::hacdab219fa47c4a8
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/future.rs:43
 107:        0x108b3a3f8 - futures_executor::local_pool::block_on::{{closure}}::ha3b7df2664e4f3e0
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.1/src/local_pool.rs:289
 108:        0x108b3a215 - futures_executor::local_pool::run_executor::{{closure}}::he3bbf069a3284f46
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.1/src/local_pool.rs:70
 109:        0x108b5c5d1 - std::thread::local::LocalKey<T>::try_with::h3122b749770e7f9c
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/thread/local.rs:262
 110:        0x108b5af5d - std::thread::local::LocalKey<T>::with::h169610638537f069
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/thread/local.rs:239
 111:        0x108b3a0f9 - futures_executor::local_pool::run_executor::hf1b2d1d4b705a14d
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.1/src/local_pool.rs:66
 112:        0x108b3a2c1 - futures_executor::local_pool::block_on::h58f7d729d557fe3c
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.1/src/local_pool.rs:289
 113:        0x108be100f - <search::s3::EventQueue as core::ops::drop::Drop>::drop::hc65bd550aba510c0
                               at src/s3.rs:207
 114:        0x108b4b3f5 - core::ptr::real_drop_in_place::h0de91b3feaa96042
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/ptr/mod.rs:175
 115:        0x108b54763 - core::ptr::real_drop_in_place::h9fcb8bca4399ca47
                               at src/main.rs:38
 116:        0x108b4f068 - core::ptr::real_drop_in_place::h4a5a88832c0fa3a0
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/ptr/mod.rs:175
 117:        0x108b54638 - core::ptr::real_drop_in_place::h9ecd93bafadffd79
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/ptr/mod.rs:175
 118:        0x108b4bb92 - core::ptr::real_drop_in_place::h15edcde816ddf45e
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/ptr/mod.rs:175
 119:        0x108c00cd9 - tokio::task::core::Core<T>::transition_to_consumed::h2b369e4f02da02ba
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/core.rs:106
 120:        0x108b81e8b - tokio::task::harness::Harness<T,S>::do_cancel::{{closure}}::{{closure}}::h2055c7518e5b9f08
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/harness.rs:359
 121:        0x108b49d85 - core::ops::function::FnOnce::call_once::h1d54cbddeec71e09
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libcore/ops/function.rs:227
 122:        0x108c020e5 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7b8c07e0a3f47cd5
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panic.rs:317
 123:        0x108be9875 - std::panicking::try::do_call::h39856944f119ab99
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panicking.rs:287
 124:        0x1097a6e1f - panic_unwind::dwarf::eh::read_encoded_pointer::hfbc429bd78d10760
 125:        0x108be907a - std::panicking::try::hb1550cfd0168dfeb
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panicking.rs:265
 126:        0x108c02485 - std::panic::catch_unwind::haddbc3d400d11502
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panic.rs:396
 127:        0x108b81be9 - tokio::task::harness::Harness<T,S>::do_cancel::{{closure}}::h2a34fdcc2f30eb45
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/harness.rs:357
 128:        0x108be2eab - tokio::loom::std::causal_cell::CausalCell<T>::with_mut::h1d6cb52e4e2967d6
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/loom/std/causal_cell.rs:41
 129:        0x108b810b6 - tokio::task::harness::Harness<T,S>::do_cancel::h86db8f52547f7a50
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/harness.rs:355
 130:        0x108b7d52f - tokio::task::harness::Harness<T,S>::cancel::hd1f25cdce9c577a9
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/harness.rs:338
 131:        0x108bc9ef2 - tokio::task::raw::cancel::he8d54a444b172b24
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/raw.rs:196
 132:        0x109725c7e - tokio::task::list::OwnedList<T>::insert::hff05fcceb5ec6be5
 133:        0x1096ed198 - tokio::runtime::thread_pool::worker::GenerationGuard::shutdown::ha393a08bcdc260a6
 134:        0x1096ebfc2 - tokio::runtime::thread_pool::worker::GenerationGuard::run::h08737df1a73c9c9b
 135:        0x1096ebb99 - tokio::runtime::thread_pool::worker::Worker::run::{{closure}}::{{closure}}::hfa91ae734b787fd2
 136:        0x10967d72f - std::thread::local::LocalKey<T>::try_with::h64941eb0fb7006e4
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/thread/local.rs:262
 137:        0x10967cf85 - std::thread::local::LocalKey<T>::with::hff199a45ebf11715
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/thread/local.rs:239
 138:        0x1096ebc26 - tokio::runtime::thread_pool::worker::Worker::run::{{closure}}::h2346d96e1d3e36fb
 139:        0x10968cf44 - tokio::runtime::thread_pool::current::set::{{closure}}::ha78f3c8276c621c6
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/thread_pool/current.rs:47
 140:        0x10967d51c - std::thread::local::LocalKey<T>::try_with::h60974db1fb9542b7
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/thread/local.rs:262
 141:        0x10967cb28 - std::thread::local::LocalKey<T>::with::h53628e8d38070da7
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/thread/local.rs:239
 142:        0x10968ce68 - tokio::runtime::thread_pool::current::set::hec04e89075de3544
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/thread_pool/current.rs:29
 143:        0x1096eba13 - tokio::runtime::thread_pool::worker::Worker::run::hcb46652759249759
 144:        0x1096b8ff1 - tokio::runtime::thread_pool::Workers::spawn::{{closure}}::{{closure}}::h51ce0a40893961d3
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/thread_pool/mod.rs:113
 145:        0x1096d6fe0 - tokio::process::imp::orphan::OrphanQueueImpl<T>::new::hef2553a1c560639d
 146:        0x1096e363e - tokio::runtime::thread_pool::queue::build::{{closure}}::h90242eab48da344b
 147:        0x10966f892 - tokio::task::harness::Harness<T,S>::poll::{{closure}}::{{closure}}::hbb1ee000e8819254
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/harness.rs:120
 148:        0x109708e69 - core::ops::function::FnOnce::call_once::h7d73bef110fa36f2
 149:        0x1096dafdd - tokio::util::slab::shard::Shard<T>::local::h06b7ab0cbed1fce9
 150:        0x1096badda - std::panicking::try::do_call::h1f556b2298be6e26
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panicking.rs:287
 151:        0x1097a6e1f - panic_unwind::dwarf::eh::read_encoded_pointer::hfbc429bd78d10760
 152:        0x1096babdb - std::panicking::try::hdbd6d97b1a87587c
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panicking.rs:265
 153:        0x1096db344 - tokio::util::slab::shard::Shard<T>::local::h06b7ab0cbed1fce9
 154:        0x10966f9c8 - tokio::task::harness::Harness<T,S>::poll::{{closure}}::h7f458396dab086c5
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/harness.rs:101
 155:        0x1096c491a - tokio::loom::std::causal_cell::CausalCell<T>::with_mut::h496c8c51e8195217
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/loom/std/causal_cell.rs:41
 156:        0x10966ef31 - tokio::task::harness::Harness<T,S>::poll::h44e6e052ac62e1b1
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/task/harness.rs:100
 157:        0x1096e45c2 - tokio::task::raw::RawTask::into_raw::hdad319e8e6e4d9af
 158:        0x1096e42ba - tokio::task::raw::RawTask::into_raw::hdad319e8e6e4d9af
 159:        0x1096fe2c4 - tokio::task::Task<S>::into_raw::hd29c4e08a5f49574
 160:        0x109680ffa - tokio::runtime::blocking::pool::run_task::h4cad77953e0c2009
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/blocking/pool.rs:290
 161:        0x1096807c4 - tokio::runtime::blocking::pool::Inner::run::ha1f0943c2ef6d51a
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/blocking/pool.rs:206
 162:        0x109680567 - tokio::runtime::blocking::pool::Spawner::spawn_thread::{{closure}}::{{closure}}::h739d9862aa525d22
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/blocking/pool.rs:186
 163:        0x1096e03c9 - tokio::runtime::context::current::{{closure}}::hd672c71907d81896
 164:        0x1096b39cb - tokio::runtime::handle::Handle::enter::h039a7c83a1079cc8
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/handle.rs:34
 165:        0x1096805f0 - tokio::runtime::blocking::pool::Spawner::spawn_thread::{{closure}}::ha41baf3d6baf49bf
                               at /Users/anacrolix/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.10/src/runtime/blocking/pool.rs:185
 166:        0x10971b1e1 - tokio::util::slab::stack::TransferStack::push::h7bd36457b64924da
 167:        0x1096e7781 - std::sys_common::condvar::Condvar::wait_timeout::h6899ea5a9284d8ab
 168:        0x1096daf91 - tokio::util::slab::shard::Shard<T>::local::h06b7ab0cbed1fce9
 169:        0x1096bad89 - std::panicking::try::do_call::h1cbed99d6ef36790
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panicking.rs:287
 170:        0x1097a6e1f - panic_unwind::dwarf::eh::read_encoded_pointer::hfbc429bd78d10760
 171:        0x1096ba6da - std::panicking::try::h866429c219f43b35
                               at /rustc/73528e339aae0f17a15ffa49a8ac608f50c6cf14/src/libstd/panicking.rs:265
 172:        0x1096db411 - tokio::util::slab::shard::Shard<T>::local::h06b7ab0cbed1fce9
 173:        0x1096e75b7 - std::sys_common::condvar::Condvar::wait_timeout::h6899ea5a9284d8ab
 174:        0x1097089b5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h570e0bd3978326d5
 175:        0x10979434e - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h49b3841a036d0711
 176:        0x1097a632e - std::sys::unix::thread::Thread::new::thread_start::hd9de55a9c1593989
 177:     0x7fff6b793e65 - <unknown>
thread panicked while panicking. aborting.
Illegal instruction: 4