[INFO] crate swagger 3.1.0 is already in cache
[INFO] extracting crate swagger 3.1.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/swagger/3.1.0
[INFO] extracting crate swagger 3.1.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/swagger/3.1.0
[INFO] validating manifest of swagger-3.1.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of swagger-3.1.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing swagger-3.1.0
[INFO] finished frobbing swagger-3.1.0
[INFO] frobbed toml for swagger-3.1.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/swagger/3.1.0/Cargo.toml
[INFO] started frobbing swagger-3.1.0
[INFO] finished frobbing swagger-3.1.0
[INFO] frobbed toml for swagger-3.1.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/swagger/3.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking swagger-3.1.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/swagger/3.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6333256840adee966ae29ffafb378ea3f04f5638016120988f0d4e2d5f2016af
[INFO] running `"docker" "start" "-a" "6333256840adee966ae29ffafb378ea3f04f5638016120988f0d4e2d5f2016af"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking hyper-old-types v0.11.0
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.2.1
[INFO] [stderr]     Checking swagger v3.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/context.rs:392:1
[INFO] [stderr]     |
[INFO] [stderr] 392 |   /// Create a default context type to export.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 393 | / new_context_type!(
[INFO] [stderr] 394 | |     ContextBuilder,
[INFO] [stderr] 395 | |     EmptyContext,
[INFO] [stderr] 396 | |     XSpanIdString,
[INFO] [stderr] 397 | |     Option<AuthData>,
[INFO] [stderr] 398 | |     Option<Authorization>
[INFO] [stderr] 399 | | );
[INFO] [stderr]     | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/context.rs:392:1
[INFO] [stderr]     |
[INFO] [stderr] 392 |   /// Create a default context type to export.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 393 | / new_context_type!(
[INFO] [stderr] 394 | |     ContextBuilder,
[INFO] [stderr] 395 | |     EmptyContext,
[INFO] [stderr] 396 | |     XSpanIdString,
[INFO] [stderr] 397 | |     Option<AuthData>,
[INFO] [stderr] 398 | |     Option<Authorization>
[INFO] [stderr] 399 | | );
[INFO] [stderr]     | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/auth.rs:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |     type Future = Box<Future<Item = Self::Service, Error = ME> + Send>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = ME> + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/auth.rs:188:23
[INFO] [stderr]     |
[INFO] [stderr] 188 |     type Future = Box<Future<Item = Response<T::ResBody>, Error = T::Error> + Send>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<T::ResBody>, Error = T::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context.rs:558:22
[INFO] [stderr]     |
[INFO] [stderr] 558 |         Future = Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context.rs:577:26
[INFO] [stderr]     |
[INFO] [stderr] 577 |             Future = Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:14:32
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn http_connector() -> Box<Fn() -> hyper::client::HttpConnector + Send + Sync> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> hyper::client::HttpConnector + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | ) -> Box<Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:72:10
[INFO] [stderr]    |
[INFO] [stderr] 72 | ) -> Box<Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/composites.rs:28:30
[INFO] [stderr]    |
[INFO] [stderr] 28 | type BoxedFuture<V, W> = Box<Future<Item = V, Error = W>>;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = V, Error = W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/composites.rs:29:67
[INFO] [stderr]    |
[INFO] [stderr] 29 | type CompositeMakeServiceVec<C, U, V, W> = Vec<(&'static str, Box<BoxedMakeService<C, U, V, W>>)>;
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedMakeService<C, U, V, W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/composites.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Box<Service<ReqBody = U, ResBody = V, Error = W, Future = BoxedFuture<Response<V>, W>>>;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Service<ReqBody = U, ResBody = V, Error = W, Future = BoxedFuture<Response<V>, W>>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/composites.rs:196:23
[INFO] [stderr]     |
[INFO] [stderr] 196 |     type Future = Box<Future<Item = Response<V>, Error = W>>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<V>, Error = W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/add_context.rs:69:23
[INFO] [stderr]    |
[INFO] [stderr] 69 |     type Future = Box<Future<Item = Self::Service, Error = ME> + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = ME> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/drop_context.rs:77:23
[INFO] [stderr]    |
[INFO] [stderr] 77 |     type Future = Box<Future<Item = Self::Service, Error = io::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:32
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub trait ErrorBound: Into<Box<std::error::Error + Send + Sync>> {}
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:70:44
[INFO] [stderr]    |
[INFO] [stderr] 70 | impl<T> ErrorBound for T where T: Into<Box<std::error::Error + Send + Sync>> {}
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:82:21
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let debug: &fmt::Debug = self;
[INFO] [stderr]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/auth.rs:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |     type Future = Box<Future<Item = Self::Service, Error = ME> + Send>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = ME> + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/auth.rs:188:23
[INFO] [stderr]     |
[INFO] [stderr] 188 |     type Future = Box<Future<Item = Response<T::ResBody>, Error = T::Error> + Send>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<T::ResBody>, Error = T::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context.rs:558:22
[INFO] [stderr]     |
[INFO] [stderr] 558 |         Future = Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context.rs:577:26
[INFO] [stderr]     |
[INFO] [stderr] 577 |             Future = Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context.rs:651:27
[INFO] [stderr]     |
[INFO] [stderr] 651 |         type Future = Box<Future<Item = Response<Body>, Error = Error>>;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Body>, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context.rs:782:27
[INFO] [stderr]     |
[INFO] [stderr] 782 |         type Future = Box<Future<Item = Self::Service, Error = Self::MakeError>>;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = Self::MakeError>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context.rs:871:27
[INFO] [stderr]     |
[INFO] [stderr] 871 |         type Future = Box<Future<Item = Self::Service, Error = Self::MakeError>>;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = Self::MakeError>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:14:32
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn http_connector() -> Box<Fn() -> hyper::client::HttpConnector + Send + Sync> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> hyper::client::HttpConnector + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | ) -> Box<Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:72:10
[INFO] [stderr]    |
[INFO] [stderr] 72 | ) -> Box<Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> hyper_tls::HttpsConnector<hyper::client::HttpConnector> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/composites.rs:28:30
[INFO] [stderr]    |
[INFO] [stderr] 28 | type BoxedFuture<V, W> = Box<Future<Item = V, Error = W>>;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = V, Error = W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/composites.rs:29:67
[INFO] [stderr]    |
[INFO] [stderr] 29 | type CompositeMakeServiceVec<C, U, V, W> = Vec<(&'static str, Box<BoxedMakeService<C, U, V, W>>)>;
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedMakeService<C, U, V, W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/composites.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Box<Service<ReqBody = U, ResBody = V, Error = W, Future = BoxedFuture<Response<V>, W>>>;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Service<ReqBody = U, ResBody = V, Error = W, Future = BoxedFuture<Response<V>, W>>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/composites.rs:196:23
[INFO] [stderr]     |
[INFO] [stderr] 196 |     type Future = Box<Future<Item = Response<V>, Error = W>>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<V>, Error = W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/add_context.rs:69:23
[INFO] [stderr]    |
[INFO] [stderr] 69 |     type Future = Box<Future<Item = Self::Service, Error = ME> + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = ME> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/drop_context.rs:77:23
[INFO] [stderr]    |
[INFO] [stderr] 77 |     type Future = Box<Future<Item = Self::Service, Error = io::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Service, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:32
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub trait ErrorBound: Into<Box<std::error::Error + Send + Sync>> {}
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:70:44
[INFO] [stderr]    |
[INFO] [stderr] 70 | impl<T> ErrorBound for T where T: Into<Box<std::error::Error + Send + Sync>> {}
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:82:21
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let debug: &fmt::Debug = self;
[INFO] [stderr]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `"docker" "inspect" "6333256840adee966ae29ffafb378ea3f04f5638016120988f0d4e2d5f2016af"`
[INFO] running `"docker" "rm" "-f" "6333256840adee966ae29ffafb378ea3f04f5638016120988f0d4e2d5f2016af"`
[INFO] [stdout] 6333256840adee966ae29ffafb378ea3f04f5638016120988f0d4e2d5f2016af