[INFO] crate sprattus 0.0.1 is already in cache
[INFO] testing sprattus-0.0.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate sprattus 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sprattus 0.0.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sprattus 0.0.1
[INFO] finished tweaking crates.io crate sprattus 0.0.1
[INFO] tweaked toml for crates.io crate sprattus 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 1a8e06c31ae4ae4d422532ce20f8785c76a91f2db9d38a087f0ea66b5d2c94ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1a8e06c31ae4ae4d422532ce20f8785c76a91f2db9d38a087f0ea66b5d2c94ff"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling strfmt v0.1.6
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling postgres-protocol v0.5.0-alpha.2
[INFO] [stderr]    Compiling postgres-types v0.1.0-alpha.2
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling sprattus-derive v0.0.1
[INFO] [stderr]    Compiling pin-project v0.4.19
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling tokio-postgres v0.5.0-alpha.2
[INFO] [stderr]    Compiling sprattus v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.56s
[INFO] running `"docker" "inspect" "1a8e06c31ae4ae4d422532ce20f8785c76a91f2db9d38a087f0ea66b5d2c94ff"`
[INFO] running `"docker" "rm" "-f" "1a8e06c31ae4ae4d422532ce20f8785c76a91f2db9d38a087f0ea66b5d2c94ff"`
[INFO] [stdout] 1a8e06c31ae4ae4d422532ce20f8785c76a91f2db9d38a087f0ea66b5d2c94ff
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e7df6d8435bc0482dcd547c0c86f8d3b01d84d3cd4e5b74ff918698ba3bf363
[INFO] running `"docker" "start" "-a" "1e7df6d8435bc0482dcd547c0c86f8d3b01d84d3cd4e5b74ff918698ba3bf363"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sprattus v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "1e7df6d8435bc0482dcd547c0c86f8d3b01d84d3cd4e5b74ff918698ba3bf363"`
[INFO] running `"docker" "rm" "-f" "1e7df6d8435bc0482dcd547c0c86f8d3b01d84d3cd4e5b74ff918698ba3bf363"`
[INFO] [stdout] 1e7df6d8435bc0482dcd547c0c86f8d3b01d84d3cd4e5b74ff918698ba3bf363
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 86d1c6963f8fafcf720d75b2b0d47b0c3547a925700bc516eaba4ccd44d2884f
[INFO] running `"docker" "start" "-a" "86d1c6963f8fafcf720d75b2b0d47b0c3547a925700bc516eaba4ccd44d2884f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sprattus-94a56cbc0e3727a9
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sprattus
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs -  (line 18) ... ok
[INFO] [stdout] test src/connection.rs - connection::Connection::update_multiple (line 220) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 133) ... ok
[INFO] [stdout] test src/lib.rs -  (line 146) ... ok
[INFO] [stdout] test src/lib.rs -  (line 118) ... ok
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] test src/connection.rs - connection::Connection::create_multiple (line 336) ... FAILED
[INFO] [stdout] test src/connection.rs - connection::Connection::update (line 162) ... FAILED
[INFO] [stdout] test src/connection.rs - connection::Connection::create (line 292) ... FAILED
[INFO] [stdout] test src/connection.rs - connection::Connection::delete_multiple (line 435) ... FAILED
[INFO] [stdout] test src/connection.rs - connection::Connection::query (line 131) ... FAILED
[INFO] [stdout] test src/connection.rs - connection::Connection::delete (line 391) ... FAILED
[INFO] [stdout] test src/connection.rs - connection::Connection::new (line 25) ... FAILED
[INFO] [stdout] test src/connection.rs - connection::Connection::query_multiple (line 77) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 38) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/connection.rs - connection::Connection::update_multiple (line 220) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:231:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:232:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:232:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::create_multiple (line 336) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:347:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:348:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:348:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::update (line 162) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:173:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:174:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:174:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::create (line 292) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:303:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:304:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:304:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::delete_multiple (line 435) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:446:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:447:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:447:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::query (line 131) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:142:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:143:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:143:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::delete (line 391) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:402:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:403:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:403:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::new (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]  --> src/connection.rs:28:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[tokio::main]
[INFO] [stdout]   |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]  --> src/connection.rs:29:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | async fn main() -> Result<(), Error> {
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]  --> src/connection.rs:29:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | async fn main() -> Result<(), Error> {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/connection.rs - connection::Connection::query_multiple (line 77) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/connection.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/connection.rs:88:20
[INFO] [stdout]    |
[INFO] [stdout] 13 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/connection.rs:88:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 38) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `main` in `tokio`
[INFO] [stdout]   --> src/lib.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[tokio::main]
[INFO] [stdout]    |          ^^^^ could not find `main` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/lib.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | async fn main() -> Result<(), Error>{
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/lib.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | async fn main() -> Result<(), Error>{
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/connection.rs - connection::Connection::create (line 292)
[INFO] [stdout]     src/connection.rs - connection::Connection::create_multiple (line 336)
[INFO] [stdout]     src/connection.rs - connection::Connection::delete (line 391)
[INFO] [stdout]     src/connection.rs - connection::Connection::delete_multiple (line 435)
[INFO] [stdout]     src/connection.rs - connection::Connection::new (line 25)
[INFO] [stdout]     src/connection.rs - connection::Connection::query (line 131)
[INFO] [stdout]     src/connection.rs - connection::Connection::query_multiple (line 77)
[INFO] [stdout]     src/connection.rs - connection::Connection::update (line 162)
[INFO] [stdout]     src/connection.rs - connection::Connection::update_multiple (line 220)
[INFO] [stdout]     src/lib.rs -  (line 38)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 10 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "86d1c6963f8fafcf720d75b2b0d47b0c3547a925700bc516eaba4ccd44d2884f"`
[INFO] running `"docker" "rm" "-f" "86d1c6963f8fafcf720d75b2b0d47b0c3547a925700bc516eaba4ccd44d2884f"`
[INFO] [stdout] 86d1c6963f8fafcf720d75b2b0d47b0c3547a925700bc516eaba4ccd44d2884f