[INFO] fetching crate tiberqueries 0.1.3... [INFO] testing tiberqueries-0.1.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate tiberqueries 0.1.3 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate tiberqueries 0.1.3 [INFO] finished tweaking crates.io crate tiberqueries 0.1.3 [INFO] tweaked toml for crates.io crate tiberqueries 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tiberqueries 0.1.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 145 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47a30412ad0e3182be7f8b2ad072653f16dccb25be8b1bfcb1eaaa1b6d79b1e9 [INFO] running `Command { std: "docker" "start" "-a" "47a30412ad0e3182be7f8b2ad072653f16dccb25be8b1bfcb1eaaa1b6d79b1e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47a30412ad0e3182be7f8b2ad072653f16dccb25be8b1bfcb1eaaa1b6d79b1e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47a30412ad0e3182be7f8b2ad072653f16dccb25be8b1bfcb1eaaa1b6d79b1e9", kill_on_drop: false }` [INFO] [stdout] 47a30412ad0e3182be7f8b2ad072653f16dccb25be8b1bfcb1eaaa1b6d79b1e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a5fcbc05a1b92cf3bc57c3b735db248288231022ad18f9cd8bf7c2b6c8991d5 [INFO] running `Command { std: "docker" "start" "-a" "8a5fcbc05a1b92cf3bc57c3b735db248288231022ad18f9cd8bf7c2b6c8991d5", kill_on_drop: false }` [INFO] [stderr] Compiling openssl-sys v0.9.111 [INFO] [stderr] Compiling openssl v0.10.75 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.9.12 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling enumflags2_derive v0.7.12 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling parking_lot v0.12.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling chrono v0.4.42 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling enumflags2 v0.7.12 [INFO] [stderr] Compiling uuid v1.18.1 [INFO] [stderr] Compiling connection-string v0.2.0 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling pretty-hex v0.3.0 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling tiberqueries_derive v0.1.3 [INFO] [stderr] Compiling asynchronous-codec v0.6.2 [INFO] [stderr] Compiling async-native-tls v0.4.0 [INFO] [stderr] Compiling tokio-util v0.7.17 [INFO] [stderr] Compiling tiberius v0.12.3 [INFO] [stderr] Compiling tiberqueries v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | async fn qry<'a, T: FromRow>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] = note: `#[warn(async_fn_in_trait)]` on by default [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 10 ~ fn qry<'a, T: FromRow>( [INFO] [stdout] 11 | &mut self, [INFO] [stdout] 12 | qry: Query<'a>, [INFO] [stdout] 13 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | async fn qry_first_or_none<'a, T: FromRow>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 15 ~ fn qry_first_or_none<'a, T: FromRow>( [INFO] [stdout] 16 | &mut self, [INFO] [stdout] 17 | qry: Query<'a>, [INFO] [stdout] 18 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 20 - async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stdout] 20 + fn exec<'a>(&mut self, qry: Query<'a>) -> impl std::future::Future> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.01s [INFO] running `Command { std: "docker" "inspect" "8a5fcbc05a1b92cf3bc57c3b735db248288231022ad18f9cd8bf7c2b6c8991d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a5fcbc05a1b92cf3bc57c3b735db248288231022ad18f9cd8bf7c2b6c8991d5", kill_on_drop: false }` [INFO] [stdout] 8a5fcbc05a1b92cf3bc57c3b735db248288231022ad18f9cd8bf7c2b6c8991d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 413e08302b568f694c0f6440456efe18f5fe3b6dcdc04a5f40e19855a2f83e70 [INFO] running `Command { std: "docker" "start" "-a" "413e08302b568f694c0f6440456efe18f5fe3b6dcdc04a5f40e19855a2f83e70", kill_on_drop: false }` [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | async fn qry<'a, T: FromRow>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] = note: `#[warn(async_fn_in_trait)]` on by default [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 10 ~ fn qry<'a, T: FromRow>( [INFO] [stdout] 11 | &mut self, [INFO] [stdout] 12 | qry: Query<'a>, [INFO] [stdout] 13 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | async fn qry_first_or_none<'a, T: FromRow>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 15 ~ fn qry_first_or_none<'a, T: FromRow>( [INFO] [stdout] 16 | &mut self, [INFO] [stdout] 17 | qry: Query<'a>, [INFO] [stdout] 18 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tiberqueries v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 20 - async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stdout] 20 + fn exec<'a>(&mut self, qry: Query<'a>) -> impl std::future::Future> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | async fn qry<'a, T: FromRow>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] = note: `#[warn(async_fn_in_trait)]` on by default [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 10 ~ fn qry<'a, T: FromRow>( [INFO] [stdout] 11 | &mut self, [INFO] [stdout] 12 | qry: Query<'a>, [INFO] [stdout] 13 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | async fn qry_first_or_none<'a, T: FromRow>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 15 ~ fn qry_first_or_none<'a, T: FromRow>( [INFO] [stdout] 16 | &mut self, [INFO] [stdout] 17 | qry: Query<'a>, [INFO] [stdout] 18 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/query.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 20 - async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stdout] 20 + fn exec<'a>(&mut self, qry: Query<'a>) -> impl std::future::Future> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "413e08302b568f694c0f6440456efe18f5fe3b6dcdc04a5f40e19855a2f83e70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "413e08302b568f694c0f6440456efe18f5fe3b6dcdc04a5f40e19855a2f83e70", kill_on_drop: false }` [INFO] [stdout] 413e08302b568f694c0f6440456efe18f5fe3b6dcdc04a5f40e19855a2f83e70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f4aaab860e2d391d53b7f46987bccaaf978e7e4980cbb5af0855eb60572ce3e3 [INFO] running `Command { std: "docker" "start" "-a" "f4aaab860e2d391d53b7f46987bccaaf978e7e4980cbb5af0855eb60572ce3e3", kill_on_drop: false }` [INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stderr] --> src/query.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | async fn qry<'a, T: FromRow>( [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stderr] = note: `#[warn(async_fn_in_trait)]` on by default [INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stderr] | [INFO] [stderr] 10 ~ fn qry<'a, T: FromRow>( [INFO] [stderr] 11 | &mut self, [INFO] [stderr] 12 | qry: Query<'a>, [INFO] [stderr] 13 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stderr] --> src/query.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | async fn qry_first_or_none<'a, T: FromRow>( [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stderr] | [INFO] [stderr] 15 ~ fn qry_first_or_none<'a, T: FromRow>( [INFO] [stderr] 16 | &mut self, [INFO] [stderr] 17 | qry: Query<'a>, [INFO] [stderr] 18 ~ ) -> impl std::future::Future, tiberius::error::Error>> + Send; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stderr] --> src/query.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stderr] | [INFO] [stderr] 20 - async fn exec<'a>(&mut self, qry: Query<'a>) -> Result; [INFO] [stderr] 20 + fn exec<'a>(&mut self, qry: Query<'a>) -> impl std::future::Future> + Send; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `tiberqueries` (lib) generated 3 warnings [INFO] [stderr] warning: `tiberqueries` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tiberqueries-cfc22ed1597451bf) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests tiberqueries [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/query.rs - query::SqlConnection::exec (line 76) ... ignored [INFO] [stdout] test src/query.rs - query::SqlConnection::qry (line 28) ... ignored [INFO] [stdout] test src/query.rs - query::SqlConnection::qry_first_or_none (line 54) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f4aaab860e2d391d53b7f46987bccaaf978e7e4980cbb5af0855eb60572ce3e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4aaab860e2d391d53b7f46987bccaaf978e7e4980cbb5af0855eb60572ce3e3", kill_on_drop: false }` [INFO] [stdout] f4aaab860e2d391d53b7f46987bccaaf978e7e4980cbb5af0855eb60572ce3e3