[INFO] fetching crate tarpc-lib 0.7.0... [INFO] testing tarpc-lib-0.7.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate tarpc-lib 0.7.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate tarpc-lib 0.7.0 [INFO] finished tweaking crates.io crate tarpc-lib 0.7.0 [INFO] tweaked toml for crates.io crate tarpc-lib 0.7.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tarpc-lib 0.7.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 60 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.6.2 (available: v0.11.8) [INFO] [stderr] Adding humantime v1.3.0 (available: v2.3.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.47.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Downloaded tarpc-trace v0.3.0 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-test-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Downloaded tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4f9c89826b20a15972566fb1113930e8a131bdc1b8e89d6df1052605ec66fe98 [INFO] running `Command { std: "docker" "start" "-a" "4f9c89826b20a15972566fb1113930e8a131bdc1b8e89d6df1052605ec66fe98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f9c89826b20a15972566fb1113930e8a131bdc1b8e89d6df1052605ec66fe98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f9c89826b20a15972566fb1113930e8a131bdc1b8e89d6df1052605ec66fe98", kill_on_drop: false }` [INFO] [stdout] 4f9c89826b20a15972566fb1113930e8a131bdc1b8e89d6df1052605ec66fe98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00b5a38d89a270f89150512896bf71c8fad9e76a58afa6f96d0f0f94640bf040 [INFO] running `Command { std: "docker" "start" "-a" "00b5a38d89a270f89150512896bf71c8fad9e76a58afa6f96d0f0f94640bf040", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Compiling tarpc-trace v0.3.0 [INFO] [stderr] Compiling tarpc-lib v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(weak_counts, non_exhaustive, trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `weak_counts` has been stable since 1.41.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(weak_counts, non_exhaustive, trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ctx` is never read [INFO] [stdout] --> src/client/channel.rs:161:5 [INFO] [stdout] | [INFO] [stdout] 159 | struct DispatchResponse { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 160 | response: Timeout>>, [INFO] [stdout] 161 | ctx: context::Context, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DispatchResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tracker` is never read [INFO] [stdout] --> src/server/filter.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct TrackedChannel { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 44 | inner: C, [INFO] [stdout] 45 | tracker: Arc>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrackedChannel` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/channel.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | fn send(&mut self, mut ctx: context::Context, request: Req) -> Send { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here --------------- the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 113 | fn send(&mut self, mut ctx: context::Context, request: Req) -> Send<'_, Req, Resp> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/channel.rs:149:17 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn call(&mut self, context: context::Context, request: Req) -> Call { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here --------------- the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 149 | pub fn call(&mut self, context: context::Context, request: Req) -> Call<'_, Req, Resp> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s [INFO] running `Command { std: "docker" "inspect" "00b5a38d89a270f89150512896bf71c8fad9e76a58afa6f96d0f0f94640bf040", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00b5a38d89a270f89150512896bf71c8fad9e76a58afa6f96d0f0f94640bf040", kill_on_drop: false }` [INFO] [stdout] 00b5a38d89a270f89150512896bf71c8fad9e76a58afa6f96d0f0f94640bf040 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e83777ac0c969d67526e140afb84ae0e073461dff90b2ad96183aca484ccc9b [INFO] running `Command { std: "docker" "start" "-a" "0e83777ac0c969d67526e140afb84ae0e073461dff90b2ad96183aca484ccc9b", kill_on_drop: false }` [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling futures-test-preview v0.3.0-alpha.19 [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(weak_counts, non_exhaustive, trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `weak_counts` has been stable since 1.41.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(weak_counts, non_exhaustive, trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ctx` is never read [INFO] [stdout] --> src/client/channel.rs:161:5 [INFO] [stdout] | [INFO] [stdout] 159 | struct DispatchResponse { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 160 | response: Timeout>>, [INFO] [stdout] 161 | ctx: context::Context, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DispatchResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tracker` is never read [INFO] [stdout] --> src/server/filter.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct TrackedChannel { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 44 | inner: C, [INFO] [stdout] 45 | tracker: Arc>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrackedChannel` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/channel.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | fn send(&mut self, mut ctx: context::Context, request: Req) -> Send { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here --------------- the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 113 | fn send(&mut self, mut ctx: context::Context, request: Req) -> Send<'_, Req, Resp> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/channel.rs:149:17 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn call(&mut self, context: context::Context, request: Req) -> Call { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here --------------- the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 149 | pub fn call(&mut self, context: context::Context, request: Req) -> Call<'_, Req, Resp> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling tarpc-lib v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio` [INFO] [stdout] --> src/client/channel.rs:736:9 [INFO] [stdout] | [INFO] [stdout] 736 | use tokio::runtime::current_thread; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tokio` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio` [INFO] [stdout] --> src/transport/channel.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | #[tokio::test] [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tokio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Handler` [INFO] [stdout] --> src/transport/channel.rs:82:18 [INFO] [stdout] | [INFO] [stdout] 82 | server::{Handler, Server}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(weak_counts, non_exhaustive, trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `weak_counts` has been stable since 1.41.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(weak_counts, non_exhaustive, trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio` [INFO] [stdout] --> src/transport/channel.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | tokio::spawn( [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tokio` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `respond_with` found for opaque type `impl Stream>>` in the current scope [INFO] [stdout] --> src/transport/channel.rs:98:18 [INFO] [stdout] | [INFO] [stdout] 96 | / Server::default() [INFO] [stdout] 97 | | .incoming(stream::once(future::ready(server_channel))) [INFO] [stdout] 98 | | .respond_with(|_ctx, request: String| { [INFO] [stdout] | | -^^^^^^^^^^^^ method not found in `impl Stream>>` [INFO] [stdout] | |_________________| [INFO] [stdout] | [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is implemented and in scope [INFO] [stdout] note: `server::Channel` defines an item `respond_with`, perhaps you need to implement it [INFO] [stdout] --> src/server/mod.rs:243:1 [INFO] [stdout] | [INFO] [stdout] 243 | pub trait Channel [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/tarpc_lib-de142b03e8362086.long-type-4233068845766779936.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `spawn` found for struct `NewClient` in the current scope [INFO] [stdout] --> src/transport/channel.rs:108:81 [INFO] [stdout] | [INFO] [stdout] 108 | let mut client = client::new(client::Config::default(), client_channel).spawn()?; [INFO] [stdout] | ^^^^^ method not found in `NewClient, RequestDispatch<_, _, ...>>` [INFO] [stdout] | [INFO] [stdout] ::: src/client/mod.rs:131:1 [INFO] [stdout] | [INFO] [stdout] 131 | pub struct NewClient { [INFO] [stdout] | -------------------------- method `spawn` not found for this struct [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is implemented and in scope [INFO] [stdout] = note: the following traits define an item `spawn`, perhaps you need to implement one of them: [INFO] [stdout] candidate #1: `SpawnExt` [INFO] [stdout] candidate #2: `tokio_executor::executor::Executor` [INFO] [stdout] candidate #3: `tokio_executor::typed::TypedExecutor` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/tarpc_lib-de142b03e8362086.long-type-6352950125781557639.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed for `Result<_, _>` [INFO] [stdout] --> src/transport/channel.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let response2 = client.call(context::current(), "abc".into()).await?; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | assert_matches!(response2, Err(ref e) if e.kind() == io::ErrorKind::InvalidInput); [INFO] [stdout] | ---- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `response2` an explicit type, where the type for type parameter `E` is specified [INFO] [stdout] | [INFO] [stdout] 111 | let response2: Result = client.call(context::current(), "abc".into()).await?; [INFO] [stdout] | ++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0433, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tarpc-lib` (lib test) due to 6 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0e83777ac0c969d67526e140afb84ae0e073461dff90b2ad96183aca484ccc9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e83777ac0c969d67526e140afb84ae0e073461dff90b2ad96183aca484ccc9b", kill_on_drop: false }` [INFO] [stdout] 0e83777ac0c969d67526e140afb84ae0e073461dff90b2ad96183aca484ccc9b