backtrace 2018-04-23-21:21:47

Apr 23 21:21:47.289 ERRO Failed to get coinbase from http://127.0.0.1:13415/v1/receive/coinbase. Run grin wallet listen
Apr 23 21:21:47.290 ERRO Successfully received coinbase from http://127.0.0.1:13415/v1/receive/coinbase
Apr 23 21:21:47.298 DEBG ping/pong: 167.99.87.54:13414: 60126 @ 37698 vs us: 63534 @ 40964
Apr 23 21:21:47.521 DEBG ping/pong: 139.59.105.169:13414: 59192 @ 36764 vs us: 63534 @ 40964
Apr 23 21:21:47.752 ERRO 
thread 'miner' panicked at 'cannot recursively call into `Core`': libcore/option.rs:917stack backtrace:
   0:     0x564b8734c6d4 - backtrace::backtrace::libunwind::trace::h90855c49aa470e35
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.5/src/backtrace/libunwind.rs:53
                         - backtrace::backtrace::trace::hcffffd5b27d483b3
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.5/src/backtrace/mod.rs:42
   1:     0x564b8734a5bc - backtrace::capture::Backtrace::new_unresolved::h8229f861881269a1
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.5/src/capture.rs:88
   2:     0x564b8734a50e - backtrace::capture::Backtrace::new::h986c70a5237a92f4
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.5/src/capture.rs:63
   3:     0x564b871d506c - grin_util::logger::send_panic_to_log::{{closure}}::h80eb8ab4fe4731b0
                        at util/src/logger.rs:120
   4:     0x564b8762fc8a - std::panicking::rust_panic_with_hook::h09a7a3a353dc2f38
                        at libstd/panicking.rs:577
   5:     0x564b8762fb0e - std::panicking::begin_panic::h8327f16bde15df70
                        at libstd/panicking.rs:537
   6:     0x564b8762fa09 - std::panicking::begin_panic_fmt::h42ff1d37404632d6
                        at libstd/panicking.rs:521
   7:     0x564b8762f992 - rust_begin_unwind
                        at libstd/panicking.rs:497
   8:     0x564b876775f0 - core::panicking::panic_fmt::h0bd854df201d1baf
                        at libcore/panicking.rs:71
   9:     0x564b87677668 - core::option::expect_failed::hfa0c8a51e07f7adc
                        at libcore/option.rs:917
  10:     0x564b862de315 - <core::option::Option<T>>::expect::h4fbf2fac13d5e385
                        at /checkout/src/libcore/option.rs:302
  11:     0x564b86405766 - tokio_core::reactor::Core::run::hd7b8cf0be45e0343
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-core-0.1.16/src/reactor/mod.rs:242
  12:     0x564b862aa7da - grin_wallet::client::single_create_coinbase::h580f847b5f756624
                        at wallet/src/client.rs:126
  13:     0x564b8640a184 - grin_wallet::client::create_coinbase::{{closure}}::hbcbb22525ebca77a
                        at wallet/src/client.rs:38
  14:     0x564b8640a106 - <F as tokio_retry::action::Action>::run::h536b9063ef242154
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-retry-0.1.1/src/action.rs:21
  15:     0x564b8642c7ff - <tokio_retry::future::RetryIf<I, A, C>>::attempt::hda29e75f37d1a897
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-retry-0.1.1/src/future.rs:126
  16:     0x564b8642edcb - <tokio_retry::future::RetryIf<I, A, C> as futures::future::Future>::poll::h6f5d57646e28ccf6
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-retry-0.1.1/src/future.rs:162
  17:     0x564b8642d0eb - <tokio_retry::future::Retry<I, A> as futures::future::Future>::poll::hf43b9639e931f3ac
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-retry-0.1.1/src/future.rs:95
  18:     0x564b8634914b - <futures::task_impl::Spawn<T>>::poll_future_notify::{{closure}}::hed183d7340b1ebbe
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:289
  19:     0x564b8634b091 - <futures::task_impl::Spawn<T>>::enter::{{closure}}::h619af8e96f86b97f
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:363
  20:     0x564b86457d08 - futures::task_impl::std::set::hc0000fe8711fcbbc
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/std/mod.rs:78
  21:     0x564b8634ade0 - <futures::task_impl::Spawn<T>>::enter::hfefe46bc055d4e0e
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:363
  22:     0x564b86347de0 - <futures::task_impl::Spawn<T>>::poll_future_notify::h50a178727685125d
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:289
  23:     0x564b86407aa5 - tokio_core::reactor::Core::run::{{closure}}::{{closure}}::{{closure}}::{{closure}}::hd91aa9aec2e1fb73
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-core-0.1.16/src/reactor/mod.rs:253
  24:     0x564b86352089 - <futures::future::lazy::Lazy<F, R>>::get::h355c7471c8247f87
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/future/lazy.rs:64
  25:     0x564b86354522 - <futures::future::lazy::Lazy<F, R> as futures::future::Future>::poll::h1668dccddf098ff9
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/future/lazy.rs:82
  26:     0x564b863489eb - <futures::task_impl::Spawn<T>>::poll_future_notify::{{closure}}::h6d37be93df36a807
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:289
  27:     0x564b8634b451 - <futures::task_impl::Spawn<T>>::enter::{{closure}}::hde0fb65e11c78c5b
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:363
  28:     0x564b86456b08 - futures::task_impl::std::set::h2c57fdcd9d18f73a
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/std/mod.rs:78
  29:     0x564b863498c0 - <futures::task_impl::Spawn<T>>::enter::h243c4d590ebf8b5b
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:363
  30:     0x564b86347d00 - <futures::task_impl::Spawn<T>>::poll_future_notify::h4be663be8cb0f2cc
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/futures-0.1.19/src/task_impl/mod.rs:289
  31:     0x564b863c321d - <tokio::executor::current_thread::Entered<'a, P>>::block_on::{{closure}}::hcd24e90e14163fc4
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.4/src/executor/current_thread/mod.rs:445
  32:     0x564b863bf98b - <tokio::executor::current_thread::Borrow<'a, U>>::enter::{{closure}}::{{closure}}::hf923191c947cc840
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.4/src/executor/current_thread/mod.rs:657
  33:     0x564b863be46b - tokio::executor::current_thread::CurrentRunner::set_spawn::h8a11d8b92e118985
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.4/src/executor/current_thread/mod.rs:689
  34:     0x564b863bf3b2 - <tokio::executor::current_thread::Borrow<'a, U>>::enter::{{closure}}::h6e4b296466c7469d
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.4/src/executor/current_thread/mod.rs:656
  35:     0x564b8638956e - <std::thread::local::LocalKey<T>>::try_with::h408ea9baf21003ca
                        at /checkout/src/libstd/thread/local.rs:377
  36:     0x564b863870ca - <std::thread::local::LocalKey<T>>::with::hde189c26ae86c212
                        at /checkout/src/libstd/thread/local.rs:288
  37:     0x564b863bef89 - <tokio::executor::current_thread::Borrow<'a, U>>::enter::hddc69e8d96ec74e8
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.4/src/executor/current_thread/mod.rs:655
  38:     0x564b863c0fcc - <tokio::executor::current_thread::Entered<'a, P>>::block_on::h8aece03091d9136d
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.4/src/executor/current_thread/mod.rs:444
  39:     0x564b864070f9 - tokio_core::reactor::Core::run::{{closure}}::{{closure}}::{{closure}}::h6e2806e312ac27b2
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-core-0.1.16/src/reactor/mod.rs:251
  40:     0x564b86391050 - tokio_executor::global::with_default::{{closure}}::hd71a95017bfc0256
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.1/src/global.rs:176
  41:     0x564b863883f6 - <std::thread::local::LocalKey<T>>::try_with::h1fc5f96597c6d42a
                        at /checkout/src/libstd/thread/local.rs:377
  42:     0x564b8638691a - <std::thread::local::LocalKey<T>>::with::h9a999cb36932218f
                        at /checkout/src/libstd/thread/local.rs:288
  43:     0x564b8638f848 - tokio_executor::global::with_default::h3b135136f32cd0c3
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.1/src/global.rs:150
  44:     0x564b86406ae4 - tokio_core::reactor::Core::run::{{closure}}::{{closure}}::h98dfdb3d07d4a86b
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-core-0.1.16/src/reactor/mod.rs:250
  45:     0x564b8644e46a - tokio_reactor::with_default::{{closure}}::hb321cb127fd8a52e
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.1/src/lib.rs:207
  46:     0x564b863876e6 - <std::thread::local::LocalKey<T>>::try_with::h1218c6c535001d7b
                        at /checkout/src/libstd/thread/local.rs:377
  47:     0x564b86385efd - <std::thread::local::LocalKey<T>>::with::h300fe567046ed31f
                        at /checkout/src/libstd/thread/local.rs:288
  48:     0x564b8644d2c8 - tokio_reactor::with_default::h8761008e5f17ef70
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.1/src/lib.rs:199
  49:     0x564b86406628 - tokio_core::reactor::Core::run::{{closure}}::h78fec4e13070c250
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-core-0.1.16/src/reactor/mod.rs:249
  50:     0x564b86442811 - <scoped_tls::ScopedKey<T>>::set::h1720bc5f9e7af2d9
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.1/src/lib.rs:155
  51:     0x564b8640131e - tokio_core::reactor::Core::run::h3d1da1fe0ffc1ed8
                        at /home/photis/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-core-0.1.16/src/reactor/mod.rs:248
  52:     0x564b8640a887 - grin_wallet::client::retry_backoff_forever::h5ae80c4b16f83e89
                        at wallet/src/client.rs:63
  53:     0x564b862a8ea2 - grin_wallet::client::create_coinbase::hf24c79d5f9399f25
                        at wallet/src/client.rs:37
  54:     0x564b860f9285 - grin_servers::mining::mine_block::get_coinbase::haaed034b03d31ddb
                        at servers/src/mining/mine_block.rs:229
  55:     0x564b860f75ec - grin_servers::mining::mine_block::build_block::h17efbc94e9c0bbd8
                        at servers/src/mining/mine_block.rs:158
  56:     0x564b860f6add - grin_servers::mining::mine_block::get_block::h05a9e0938e735dc9
                        at servers/src/mining/mine_block.rs:90
  57:     0x564b8602c097 - grin_servers::mining::miner::Miner::run_loop::h6ced86837d0d11ea
                        at servers/src/mining/miner.rs:456
  58:     0x564b860a8b6c - grin_servers::grin::server::Server::start_miner::{{closure}}::haf06b9f87efa813c
                        at servers/src/grin/server.rs:289
  59:     0x564b861b8c14 - std::sys_common::backtrace::__rust_begin_short_backtrace::h46cf10914d535ba7
                        at /checkout/src/libstd/sys_common/backtrace.rs:136
  60:     0x564b86113abb - std::thread::Builder::spawn::{{closure}}::{{closure}}::h73afd7d024bce7be
                        at /checkout/src/libstd/thread/mod.rs:406
  61:     0x564b861a8664 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h618c99b2aead9438
                        at /checkout/src/libstd/panic.rs:293
  62:     0x564b86176bd4 - std::panicking::try::do_call::hb2b3955b65325e91
                        at /checkout/src/libstd/panicking.rs:479
  63:     0x564b8763c9de - __rust_maybe_catch_panic
                        at libpanic_unwind/lib.rs:102
  64:     0x564b8617581c - std::panicking::try::h1125c9366ac66247
                        at /checkout/src/libstd/panicking.rs:458
  65:     0x564b861a885c - std::panic::catch_unwind::h1e84f9115c4ad463
                        at /checkout/src/libstd/panic.rs:358
  66:     0x564b86112d18 - std::thread::Builder::spawn::{{closure}}::hdf600c4ec5a4d714
                        at /checkout/src/libstd/thread/mod.rs:405
  67:     0x564b86114095 - <F as alloc::boxed::FnBox<A>>::call_box::hd705cf8c6509a6d0
                        at /checkout/src/liballoc/boxed.rs:788
  68:     0x564b8763487b - <alloc::boxed::Box<alloc::boxed::FnBox<A, Output$u3d$R$GT$$u20$$u2b$$u20$$u27$a$GT$$u20$as$u20$core..ops..function..FnOnce$LT$A$GT$$GT$::call_once::h598f9713c9cb9093
                        at /checkout/src/liballoc/boxed.rs:798
                         - std::sys_common::thread::start_thread::h65eb43a1201d41e6
                        at libstd/sys_common/thread.rs:24
                         - std::sys::unix::thread::Thread::new::thread_start::h711c51a13a158afa
                        at libstd/sys/unix/thread.rs:90
  69:     0x7f8fed8966b9 - start_thread
  70:     0x7f8fed3b641c - clone
  71:                0x0 - <unknown>


Thread 'miner' panicked with message:
"cannot recursively call into `Core`"
See grin.log for further details.