[INFO] cloning repository https://github.com/Samuelwidjaja/advpro-tutorial9 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Samuelwidjaja/advpro-tutorial9" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamuelwidjaja%2Fadvpro-tutorial9", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamuelwidjaja%2Fadvpro-tutorial9'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f30ff48a0f1e2901e7828b30d68203c3ced19fec [INFO] building Samuelwidjaja/advpro-tutorial9 against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamuelwidjaja%2Fadvpro-tutorial9" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. 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[INFO] started tweaking git repo https://github.com/Samuelwidjaja/advpro-tutorial9 [INFO] finished tweaking git repo https://github.com/Samuelwidjaja/advpro-tutorial9 [INFO] tweaked toml for git repo https://github.com/Samuelwidjaja/advpro-tutorial9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Samuelwidjaja/advpro-tutorial9 on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Samuelwidjaja/advpro-tutorial9 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc677ebed750376315f3c918b822a75fbbcede3a4e7ca7fd352654c91c0237a7 [INFO] running `Command { std: "docker" "start" "-a" "dc677ebed750376315f3c918b822a75fbbcede3a4e7ca7fd352654c91c0237a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc677ebed750376315f3c918b822a75fbbcede3a4e7ca7fd352654c91c0237a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc677ebed750376315f3c918b822a75fbbcede3a4e7ca7fd352654c91c0237a7", kill_on_drop: false }` [INFO] [stdout] dc677ebed750376315f3c918b822a75fbbcede3a4e7ca7fd352654c91c0237a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f5650e79a5e99b4a7e2122aa4a8b5661106915a7fa20f34f97f1763bf1bd496 [INFO] running `Command { std: "docker" "start" "-a" "0f5650e79a5e99b4a7e2122aa4a8b5661106915a7fa20f34f97f1763bf1bd496", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling bytes v1.6.0 [INFO] [stderr] Compiling either v1.11.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling anyhow v1.0.82 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling futures-task v0.3.30 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling linux-raw-sys v0.4.13 [INFO] [stderr] Compiling cc v1.0.95 [INFO] [stderr] Compiling home v0.5.9 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling fastrand v2.1.0 [INFO] [stderr] Compiling futures-util v0.3.30 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling tower-layer v0.3.2 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling prettyplease v0.1.25 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling http v0.2.12 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling multimap v0.8.3 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling serde v1.0.199 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling http-range-header v0.3.1 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling mio v0.8.11 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Compiling parking_lot v0.12.2 [INFO] [stderr] Compiling socket2 v0.5.7 [INFO] [stderr] Compiling getrandom v0.2.14 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling petgraph v0.6.4 [INFO] [stderr] Compiling http-body v0.4.6 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling matchit v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling which v4.4.2 [INFO] [stderr] Compiling tempfile v3.10.1 [INFO] [stderr] Compiling prost-build v0.10.4 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling async-trait v0.1.80 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling prost-derive v0.10.1 [INFO] [stderr] Compiling async-stream v0.3.5 [INFO] [stderr] Compiling tokio v1.37.0 [INFO] [stderr] Compiling axum-core v0.2.9 [INFO] [stderr] Compiling tracing v0.1.40 [INFO] [stderr] Compiling prost v0.10.4 [INFO] [stderr] Compiling pin-project v1.1.5 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling prost-types v0.10.1 [INFO] [stderr] Compiling tonic-build v0.7.2 [INFO] [stderr] Compiling grpc-tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling tokio-util v0.7.10 [INFO] [stderr] Compiling tokio-io-timeout v1.2.0 [INFO] [stderr] Compiling tokio-stream v0.1.15 [INFO] [stderr] Compiling h2 v0.3.26 [INFO] [stderr] Compiling tower v0.4.13 [INFO] [stderr] Compiling tower-http v0.3.5 [INFO] [stderr] Compiling hyper v0.14.28 [INFO] [stderr] Compiling axum v0.5.17 [INFO] [stderr] Compiling hyper-timeout v0.4.1 [INFO] [stderr] Compiling tonic v0.7.2 [INFO] [stdout] error[E0425]: cannot find type `Request` in this scope [INFO] [stdout] --> src/grpc_server.rs:17:19 [INFO] [stdout] | [INFO] [stdout] 17 | request : Request [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 1 + use std::error::Request; [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Request; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Response` in this scope [INFO] [stdout] --> src/grpc_server.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | ) -> Result, Status>{ [INFO] [stdout] | ^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Response; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Status` in this scope [INFO] [stdout] --> src/grpc_server.rs:18:44 [INFO] [stdout] | [INFO] [stdout] 18 | ) -> Result, Status>{ [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Status; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Response` [INFO] [stdout] --> src/grpc_server.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | Ok(Response::new (PaymentResponse{success:true})) [INFO] [stdout] | ^^^^^^^^ use of undeclared type `Response` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Response; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Status` in this scope [INFO] [stdout] --> src/grpc_server.rs:32:83 [INFO] [stdout] | [INFO] [stdout] 32 | type GetTransactionHistoryStream = ReceiverStream>; [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Status; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Request` in this scope [INFO] [stdout] --> src/grpc_server.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 36 | request : Request, [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 1 + use std::error::Request; [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Request; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Response` in this scope [INFO] [stdout] --> src/grpc_server.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | ) ->Result, Status>{ [INFO] [stdout] | ^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Response; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Status` in this scope [INFO] [stdout] --> src/grpc_server.rs:37:61 [INFO] [stdout] | [INFO] [stdout] 37 | ) ->Result, Status>{ [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Status; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Status` in this scope [INFO] [stdout] --> src/grpc_server.rs:39:58 [INFO] [stdout] | [INFO] [stdout] 39 | let (tx,rx): (Sender>, Receiver>) = mpsc::channel(4); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Status; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Status` in this scope [INFO] [stdout] --> src/grpc_server.rs:39:104 [INFO] [stdout] | [INFO] [stdout] 39 | let (tx,rx): (Sender>, Receiver>) = mpsc::channel(4); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Status; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `mpsc` [INFO] [stdout] --> src/grpc_server.rs:39:116 [INFO] [stdout] | [INFO] [stdout] 39 | let (tx,rx): (Sender>, Receiver>) = mpsc::channel(4); [INFO] [stdout] | ^^^^ use of unresolved module or unlinked crate `mpsc` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `mpsc`, use `cargo add mpsc` to add it to your `Cargo.toml` [INFO] [stdout] help: consider importing one of these modules [INFO] [stdout] | [INFO] [stdout] 1 + use std::sync::mpsc; [INFO] [stdout] | [INFO] [stdout] 1 + use tokio::sync::mpsc; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Response` [INFO] [stdout] --> src/grpc_server.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | Ok(Response::new(ReceiverStream::new(rx))) [INFO] [stdout] | ^^^^^^^^ use of undeclared type `Response` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Response; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Status` in this scope [INFO] [stdout] --> src/grpc_server.rs:66:58 [INFO] [stdout] | [INFO] [stdout] 66 | type ChatStream = ReceiverStream>; [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Status; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Request` in this scope [INFO] [stdout] --> src/grpc_server.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | request: Request>, [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 1 + use std::error::Request; [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Request; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Response` in this scope [INFO] [stdout] --> src/grpc_server.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | ) -> Result, Status>{ [INFO] [stdout] | ^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Response; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `Status` in this scope [INFO] [stdout] --> src/grpc_server.rs:71:45 [INFO] [stdout] | [INFO] [stdout] 71 | ) -> Result, Status>{ [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Status; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `mpsc` [INFO] [stdout] --> src/grpc_server.rs:73:23 [INFO] [stdout] | [INFO] [stdout] 73 | let (tx,rx) = mpsc::channel(10); [INFO] [stdout] | ^^^^ use of unresolved module or unlinked crate `mpsc` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `mpsc`, use `cargo add mpsc` to add it to your `Cargo.toml` [INFO] [stdout] help: consider importing one of these modules [INFO] [stdout] | [INFO] [stdout] 1 + use std::sync::mpsc; [INFO] [stdout] | [INFO] [stdout] 1 + use tokio::sync::mpsc; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Response` [INFO] [stdout] --> src/grpc_server.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 88 | Ok(Response::new(ReceiverStream::new(rx))) [INFO] [stdout] | ^^^^^^^^ use of undeclared type `Response` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::Response; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Server` [INFO] [stdout] --> src/grpc_server.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | Server::builder() [INFO] [stdout] | ^^^^^^ use of undeclared type `Server` [INFO] [stdout] | [INFO] [stdout] help: a struct with a similar name exists [INFO] [stdout] | [INFO] [stdout] 98 - Server::builder() [INFO] [stdout] 98 + Sender::builder() [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use tonic::transport::Server; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ChatServiceServer` [INFO] [stdout] --> src/grpc_server.rs:5:40 [INFO] [stdout] | [INFO] [stdout] 5 | chat_service_server::{ChatService, ChatServiceServer}, ChatMessage}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/grpc_client.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut channel = Channel::from_static("http://[::1]:50051").connect().await?; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/grpc_server.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | if tx.send (Ok(TransactionResponse{ [INFO] [stdout] | ____________________^ [INFO] [stdout] 44 | | transaction_id : format!("trans_{}",i), [INFO] [stdout] 45 | | status : "Completed".to_string(), [INFO] [stdout] 46 | | amount:100.0, [INFO] [stdout] 47 | | timestamp:"2022-01-01T12:00:00Z".to_string(), [INFO] [stdout] 48 | | })).await.is_err() { [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/grpc_server.rs:76:39 [INFO] [stdout] | [INFO] [stdout] 76 | while let Some(message) = stream.message().await.unwrap_or_else(|_| None){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/grpc_server.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | tx.send(Ok(reply)).await.unwrap_or_else(|_| {}); [INFO] [stdout] | ^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/grpc_server.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | tx.send(Ok(reply)).await.unwrap_or_else(|_| {}); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `grpc-tutorial` (bin "grpc-server") due to 23 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0f5650e79a5e99b4a7e2122aa4a8b5661106915a7fa20f34f97f1763bf1bd496", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f5650e79a5e99b4a7e2122aa4a8b5661106915a7fa20f34f97f1763bf1bd496", kill_on_drop: false }` [INFO] [stdout] 0f5650e79a5e99b4a7e2122aa4a8b5661106915a7fa20f34f97f1763bf1bd496