there is no reactor running

tonic-trace.txt

thread 'main' panicked at 'there is no reactor running, must be called from the context of Tokio runtime', /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/io/driver/mod.rs:204:14
stack backtrace:
   0: rust_begin_unwind
             at /rustc/7eac88abb2e57e752f3302f02be5f3ce3d7adfb4/library/std/src/panicking.rs:483
   1: core::panicking::panic_fmt
             at /rustc/7eac88abb2e57e752f3302f02be5f3ce3d7adfb4/library/core/src/panicking.rs:85
   2: core::option::expect_failed
             at /rustc/7eac88abb2e57e752f3302f02be5f3ce3d7adfb4/library/core/src/option.rs:1226
   3: core::option::Option<T>::expect
             at /Users/pradip.caulagi/.rustup/toolchains/stable-x86_64-apple-darwin/lib/rustlib/src/rust/library/core/src/option.rs:346
   4: tokio::io::driver::Handle::current
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/io/driver/mod.rs:203
   5: tokio::io::registration::Registration::new_with_ready
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/io/registration.rs:106
   6: tokio::io::poll_evented::PollEvented<E>::new_with_ready
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/io/poll_evented.rs:206
   7: tokio::io::poll_evented::PollEvented<E>::new
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/io/poll_evented.rs:178
   8: tokio::net::tcp::listener::TcpListener::from_std
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/net/tcp/listener.rs:268
   9: hyper::server::tcp::AddrIncoming::from_std
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.9/src/server/tcp.rs:33
  10: hyper::server::tcp::AddrIncoming::new
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.9/src/server/tcp.rs:29
  11: hyper::server::tcp::AddrIncoming::bind
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.9/src/server/tcp.rs:47
  12: tonic::transport::server::incoming::TcpIncoming::new
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tonic-0.3.1/src/transport/server/incoming.rs:54
  13: tonic::transport::server::Router<A,B>::serve::{{closure}}
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tonic-0.3.1/src/transport/server/mod.rs:419
  14: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
             at /Users/pradip.caulagi/.rustup/toolchains/stable-x86_64-apple-darwin/lib/rustlib/src/rust/library/core/src/future/mod.rs:80
  15: quotation_server::main::{{closure}}
             at ./src/main.rs:68
  16: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
             at /Users/pradip.caulagi/.rustup/toolchains/stable-x86_64-apple-darwin/lib/rustlib/src/rust/library/core/src/future/mod.rs:80
  17: tokio::park::thread::CachedParkThread::block_on::{{closure}}
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/park/thread.rs:263
  18: tokio::coop::with_budget::{{closure}}
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/coop.rs:121
  19: std::thread::local::LocalKey<T>::try_with
             at /Users/pradip.caulagi/.rustup/toolchains/stable-x86_64-apple-darwin/lib/rustlib/src/rust/library/std/src/thread/local.rs:272
  20: std::thread::local::LocalKey<T>::with
             at /Users/pradip.caulagi/.rustup/toolchains/stable-x86_64-apple-darwin/lib/rustlib/src/rust/library/std/src/thread/local.rs:248
  21: tokio::coop::with_budget
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/coop.rs:114
  22: tokio::coop::budget
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/coop.rs:98
  23: tokio::park::thread::CachedParkThread::block_on
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/park/thread.rs:263
  24: tokio::runtime::enter::Enter::block_on
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/runtime/enter.rs:151
  25: tokio::runtime::thread_pool::ThreadPool::block_on
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/runtime/thread_pool/mod.rs:71
  26: tokio::runtime::Runtime::block_on
             at /Users/pradip.caulagi/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-1.0.0/src/runtime/mod.rs:452
  27: quotation_server::main
             at ./src/main.rs:60
  28: core::ops::function::FnOnce::call_once
             at /Users/pradip.caulagi/.rustup/toolchains/stable-x86_64-apple-darwin/lib/rustlib/src/rust/library/core/src/ops/function.rs:227
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.