alamb commented on pull request #1283:
URL: https://github.com/apache/arrow-datafusion/pull/1283#issuecomment-966248233
The build fails like this
```
Compiling datafusion v5.1.0
(/Users/alamb/Software/arrow-datafusion/datafusion)
error[E0308]: mismatched types
--> ballista/rust/core/src/client.rs:75:19
|
75 | Ok(Self { flight_client })
| ^^^^^^^^^^^^^ expected struct `Channel`, found struct
`tonic::transport::channel::Channel`
|
= note: expected struct `FlightServiceClient<Channel>`
found struct
`FlightServiceClient<tonic::transport::channel::Channel>`
= note: perhaps two different versions of crate `tonic` are being used?
error[E0599]: the method `do_get` exists for struct
`FlightServiceClient<Channel>`, but its trait bounds were not satisfied
--> ballista/rust/core/src/client.rs:112:14
|
112 | .do_get(request)
| ^^^^^^ method cannot be called on
`FlightServiceClient<Channel>` due to unsatisfied trait bounds
|
:::
/Users/alamb/.cargo/registry/src/github.com-1ecc6299db9ec823/tonic-0.5.2/src/transport/channel/mod.rs:68:1
|
68 | pub struct Channel {
| ------------------
| |
| doesn't satisfy `<_ as
Service<tonic::codegen::http::Request<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes,
tonic::status::Status>>>>::Response = tonic::codegen::http::Response<_>`
| doesn't satisfy `_:
Service<tonic::codegen::http::Request<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes,
tonic::status::Status>>>`
| doesn't satisfy `_:
tonic::client::service::GrpcService<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes,
tonic::status::Status>>`
|
= note: the following trait bounds were not satisfied:
`Channel:
tonic::client::service::GrpcService<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes,
tonic::status::Status>>`
`<Channel as
Service<tonic::codegen::http::Request<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes,
tonic::status::Status>>>>::Response = tonic::codegen::http::Response<_>`
`Channel:
Service<tonic::codegen::http::Request<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes,
tonic::status::Status>>>`
```
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