[INFO] fetching crate google-spanner1 1.0.12+20190613...
[INFO] checking google-spanner1-1.0.12+20190613 against master#f1ce0e6a00593493a12e0e3662119786c761f375 for pr-92413
[INFO] extracting crate google-spanner1 1.0.12+20190613 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate google-spanner1 1.0.12+20190613 on toolchain f1ce0e6a00593493a12e0e3662119786c761f375
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate google-spanner1 1.0.12+20190613
[INFO] finished tweaking crates.io crate google-spanner1 1.0.12+20190613
[INFO] tweaked toml for crates.io crate google-spanner1 1.0.12+20190613 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8503a5fddb5ba23260b640a230692fdc40dba96f3e8dff2ec6bda61f39aaf431
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8503a5fddb5ba23260b640a230692fdc40dba96f3e8dff2ec6bda61f39aaf431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8503a5fddb5ba23260b640a230692fdc40dba96f3e8dff2ec6bda61f39aaf431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8503a5fddb5ba23260b640a230692fdc40dba96f3e8dff2ec6bda61f39aaf431", kill_on_drop: false }`
[INFO] [stdout] 8503a5fddb5ba23260b640a230692fdc40dba96f3e8dff2ec6bda61f39aaf431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35ab980701b6e0534a08c13118325065d46e7d94b775c45f87c2fa386e1fe91
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d35ab980701b6e0534a08c13118325065d46e7d94b775c45f87c2fa386e1fe91", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking serde_json v1.0.74
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]     Checking hyper-native-tls v0.3.0
[INFO] [stderr]     Checking hyper-rustls v0.6.2
[INFO] [stderr]     Checking yup-oauth2 v1.0.12
[INFO] [stderr]     Checking google-spanner1 v1.0.12+20190613 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/cmn.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn begin(&mut self, MethodInfo) {}
[INFO] [stdout]     |                         ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: MethodInfo`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/cmn.rs:150:30
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn http_error(&mut self, &hyper::Error) -> Retry {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &hyper::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/cmn.rs:213:61
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn http_failure(&mut self, _: &hyper::client::Response, Option<JsonServerError>, _: Option<ServerError>) -> Retry {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Option<JsonServerError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:306:17
[INFO] [stdout]     |
[INFO] [stdout] 306 |                 try!(writeln!(f, "Bad Request ({}): {}", err.error.code, err.error.message));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:308:21
[INFO] [stdout]     |
[INFO] [stdout] 308 |                     try!(writeln!(f, "    {}: {}, {}{}",
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:572:9
[INFO] [stdout]     |
[INFO] [stdout] 572 |         try!(fmt.write_str("bytes "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:574:28
[INFO] [stdout]     |
[INFO] [stdout] 574 |             Some(ref c) => try!(c.fmt(fmt)),
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:575:21
[INFO] [stdout]     |
[INFO] [stdout] 575 |             None => try!(fmt.write_str("*"))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/cmn.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn begin(&mut self, MethodInfo) {}
[INFO] [stdout]     |                         ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: MethodInfo`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/cmn.rs:150:30
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn http_error(&mut self, &hyper::Error) -> Retry {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &hyper::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/cmn.rs:213:61
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn http_failure(&mut self, _: &hyper::client::Response, Option<JsonServerError>, _: Option<ServerError>) -> Retry {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Option<JsonServerError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:306:17
[INFO] [stdout]     |
[INFO] [stdout] 306 |                 try!(writeln!(f, "Bad Request ({}): {}", err.error.code, err.error.message));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:308:21
[INFO] [stdout]     |
[INFO] [stdout] 308 |                     try!(writeln!(f, "    {}: {}, {}{}",
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:572:9
[INFO] [stdout]     |
[INFO] [stdout] 572 |         try!(fmt.write_str("bytes "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:574:28
[INFO] [stdout]     |
[INFO] [stdout] 574 |             Some(ref c) => try!(c.fmt(fmt)),
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cmn.rs:575:21
[INFO] [stdout]     |
[INFO] [stdout] 575 |             None => try!(fmt.write_str("*"))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:616:27
[INFO] [stdout]     |
[INFO] [stdout] 616 |     pub delegate: &'a mut Delegate,
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 616 -     pub delegate: &'a mut Delegate,
[INFO] [stdout] 616 +     pub delegate: &'a mut dyn Delegate,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:622:25
[INFO] [stdout]     |
[INFO] [stdout] 622 |     pub reader: &'a mut ReadSeek,
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 622 -     pub reader: &'a mut ReadSeek,
[INFO] [stdout] 622 +     pub reader: &'a mut dyn ReadSeek,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:3945:31
[INFO] [stdout]      |
[INFO] [stdout] 3945 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 3945 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 3945 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4217:31
[INFO] [stdout]      |
[INFO] [stdout] 4217 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4217 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 4217 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4480:31
[INFO] [stdout]      |
[INFO] [stdout] 4480 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4480 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 4480 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4763:31
[INFO] [stdout]      |
[INFO] [stdout] 4763 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4763 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 4763 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5047:31
[INFO] [stdout]      |
[INFO] [stdout] 5047 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5047 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5047 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5338:31
[INFO] [stdout]      |
[INFO] [stdout] 5338 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5338 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5338 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5635:31
[INFO] [stdout]      |
[INFO] [stdout] 5635 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5635 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5635 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5918:31
[INFO] [stdout]      |
[INFO] [stdout] 5918 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5918 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5918 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6202:31
[INFO] [stdout]      |
[INFO] [stdout] 6202 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6202 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 6202 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6478:31
[INFO] [stdout]      |
[INFO] [stdout] 6478 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6478 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 6478 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6764:31
[INFO] [stdout]      |
[INFO] [stdout] 6764 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6764 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 6764 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7036:31
[INFO] [stdout]      |
[INFO] [stdout] 7036 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7036 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7036 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7287:31
[INFO] [stdout]      |
[INFO] [stdout] 7287 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7287 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7287 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7546:31
[INFO] [stdout]      |
[INFO] [stdout] 7546 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7546 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7546 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7824:31
[INFO] [stdout]      |
[INFO] [stdout] 7824 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7824 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7824 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8149:31
[INFO] [stdout]      |
[INFO] [stdout] 8149 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8149 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 8149 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8435:31
[INFO] [stdout]      |
[INFO] [stdout] 8435 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8435 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 8435 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8721:31
[INFO] [stdout]      |
[INFO] [stdout] 8721 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8721 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 8721 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9004:31
[INFO] [stdout]      |
[INFO] [stdout] 9004 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9004 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9004 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9322:31
[INFO] [stdout]      |
[INFO] [stdout] 9322 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9322 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9322 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9599:31
[INFO] [stdout]      |
[INFO] [stdout] 9599 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9599 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9599 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9847:31
[INFO] [stdout]      |
[INFO] [stdout] 9847 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9847 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9847 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10113:31
[INFO] [stdout]       |
[INFO] [stdout] 10113 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10113 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10113 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10397:31
[INFO] [stdout]       |
[INFO] [stdout] 10397 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10397 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10397 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10671:31
[INFO] [stdout]       |
[INFO] [stdout] 10671 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10671 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10671 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10929:31
[INFO] [stdout]       |
[INFO] [stdout] 10929 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10929 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10929 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11216:31
[INFO] [stdout]       |
[INFO] [stdout] 11216 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11216 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 11216 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11498:31
[INFO] [stdout]       |
[INFO] [stdout] 11498 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11498 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 11498 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11790:31
[INFO] [stdout]       |
[INFO] [stdout] 11790 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11790 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 11790 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12073:31
[INFO] [stdout]       |
[INFO] [stdout] 12073 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12073 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12073 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12347:31
[INFO] [stdout]       |
[INFO] [stdout] 12347 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12347 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12347 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12604:31
[INFO] [stdout]       |
[INFO] [stdout] 12604 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12604 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12604 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12858:31
[INFO] [stdout]       |
[INFO] [stdout] 12858 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12858 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12858 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13163:31
[INFO] [stdout]       |
[INFO] [stdout] 13163 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13163 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 13163 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13481:31
[INFO] [stdout]       |
[INFO] [stdout] 13481 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13481 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 13481 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13754:31
[INFO] [stdout]       |
[INFO] [stdout] 13754 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13754 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 13754 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14005:31
[INFO] [stdout]       |
[INFO] [stdout] 14005 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14005 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14005 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14256:31
[INFO] [stdout]       |
[INFO] [stdout] 14256 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14256 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14256 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14514:31
[INFO] [stdout]       |
[INFO] [stdout] 14514 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14514 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14514 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14772:31
[INFO] [stdout]       |
[INFO] [stdout] 14772 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14772 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14772 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:15022:31
[INFO] [stdout]       |
[INFO] [stdout] 15022 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 15022 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 15022 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:277:22
[INFO] [stdout]     |
[INFO] [stdout] 277 |     MissingToken(Box<error::Error>),
[INFO] [stdout]     |                      ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 277 -     MissingToken(Box<error::Error>),
[INFO] [stdout] 277 +     MissingToken(Box<dyn error::Error>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:368:38
[INFO] [stdout]     |
[INFO] [stdout] 368 |     raw_parts: Vec<(Headers, &'a mut Read)>,
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 368 -     raw_parts: Vec<(Headers, &'a mut Read)>,
[INFO] [stdout] 368 +     raw_parts: Vec<(Headers, &'a mut dyn Read)>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:369:52
[INFO] [stdout]     |
[INFO] [stdout] 369 |     current_part: Option<(Cursor<Vec<u8>>, &'a mut Read)>,
[INFO] [stdout]     |                                                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 369 -     current_part: Option<(Cursor<Vec<u8>>, &'a mut Read)>,
[INFO] [stdout] 369 +     current_part: Option<(Cursor<Vec<u8>>, &'a mut dyn Read)>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:616:27
[INFO] [stdout]     |
[INFO] [stdout] 616 |     pub delegate: &'a mut Delegate,
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 616 -     pub delegate: &'a mut Delegate,
[INFO] [stdout] 616 +     pub delegate: &'a mut dyn Delegate,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:622:25
[INFO] [stdout]     |
[INFO] [stdout] 622 |     pub reader: &'a mut ReadSeek,
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 622 -     pub reader: &'a mut ReadSeek,
[INFO] [stdout] 622 +     pub reader: &'a mut dyn ReadSeek,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:3945:31
[INFO] [stdout]      |
[INFO] [stdout] 3945 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 3945 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 3945 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4217:31
[INFO] [stdout]      |
[INFO] [stdout] 4217 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4217 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 4217 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4480:31
[INFO] [stdout]      |
[INFO] [stdout] 4480 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4480 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 4480 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4763:31
[INFO] [stdout]      |
[INFO] [stdout] 4763 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4763 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 4763 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5047:31
[INFO] [stdout]      |
[INFO] [stdout] 5047 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5047 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5047 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5338:31
[INFO] [stdout]      |
[INFO] [stdout] 5338 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5338 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5338 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5635:31
[INFO] [stdout]      |
[INFO] [stdout] 5635 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5635 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5635 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5918:31
[INFO] [stdout]      |
[INFO] [stdout] 5918 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5918 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 5918 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6202:31
[INFO] [stdout]      |
[INFO] [stdout] 6202 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6202 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 6202 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6478:31
[INFO] [stdout]      |
[INFO] [stdout] 6478 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6478 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 6478 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6764:31
[INFO] [stdout]      |
[INFO] [stdout] 6764 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6764 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 6764 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7036:31
[INFO] [stdout]      |
[INFO] [stdout] 7036 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7036 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7036 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7287:31
[INFO] [stdout]      |
[INFO] [stdout] 7287 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7287 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7287 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7546:31
[INFO] [stdout]      |
[INFO] [stdout] 7546 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7546 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7546 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7824:31
[INFO] [stdout]      |
[INFO] [stdout] 7824 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7824 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 7824 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8149:31
[INFO] [stdout]      |
[INFO] [stdout] 8149 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8149 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 8149 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8435:31
[INFO] [stdout]      |
[INFO] [stdout] 8435 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8435 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 8435 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8721:31
[INFO] [stdout]      |
[INFO] [stdout] 8721 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8721 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 8721 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9004:31
[INFO] [stdout]      |
[INFO] [stdout] 9004 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9004 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9004 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9322:31
[INFO] [stdout]      |
[INFO] [stdout] 9322 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9322 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9322 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9599:31
[INFO] [stdout]      |
[INFO] [stdout] 9599 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9599 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9599 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9847:31
[INFO] [stdout]      |
[INFO] [stdout] 9847 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]      |                               ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9847 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 9847 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10113:31
[INFO] [stdout]       |
[INFO] [stdout] 10113 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10113 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10113 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10397:31
[INFO] [stdout]       |
[INFO] [stdout] 10397 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10397 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10397 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10671:31
[INFO] [stdout]       |
[INFO] [stdout] 10671 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10671 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10671 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10929:31
[INFO] [stdout]       |
[INFO] [stdout] 10929 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10929 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 10929 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11216:31
[INFO] [stdout]       |
[INFO] [stdout] 11216 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11216 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 11216 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11498:31
[INFO] [stdout]       |
[INFO] [stdout] 11498 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11498 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 11498 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11790:31
[INFO] [stdout]       |
[INFO] [stdout] 11790 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11790 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 11790 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12073:31
[INFO] [stdout]       |
[INFO] [stdout] 12073 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12073 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12073 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12347:31
[INFO] [stdout]       |
[INFO] [stdout] 12347 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12347 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12347 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12604:31
[INFO] [stdout]       |
[INFO] [stdout] 12604 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12604 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12604 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12858:31
[INFO] [stdout]       |
[INFO] [stdout] 12858 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12858 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 12858 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13163:31
[INFO] [stdout]       |
[INFO] [stdout] 13163 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13163 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 13163 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13481:31
[INFO] [stdout]       |
[INFO] [stdout] 13481 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13481 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 13481 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13754:31
[INFO] [stdout]       |
[INFO] [stdout] 13754 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13754 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 13754 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14005:31
[INFO] [stdout]       |
[INFO] [stdout] 14005 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14005 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14005 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14256:31
[INFO] [stdout]       |
[INFO] [stdout] 14256 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14256 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14256 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14514:31
[INFO] [stdout]       |
[INFO] [stdout] 14514 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14514 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14514 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14772:31
[INFO] [stdout]       |
[INFO] [stdout] 14772 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14772 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 14772 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:15022:31
[INFO] [stdout]       |
[INFO] [stdout] 15022 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout]       |                               ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 15022 -     _delegate: Option<&'a mut Delegate>,
[INFO] [stdout] 15022 +     _delegate: Option<&'a mut dyn Delegate>,
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4124:50
[INFO] [stdout]      |
[INFO] [stdout] 4124 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionQueryCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4124 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionQueryCall<'a, C, A> {
[INFO] [stdout] 4124 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionPartitionQueryCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:277:22
[INFO] [stdout]     |
[INFO] [stdout] 277 |     MissingToken(Box<error::Error>),
[INFO] [stdout]     |                      ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 277 -     MissingToken(Box<error::Error>),
[INFO] [stdout] 277 +     MissingToken(Box<dyn error::Error>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:368:38
[INFO] [stdout]     |
[INFO] [stdout] 368 |     raw_parts: Vec<(Headers, &'a mut Read)>,
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 368 -     raw_parts: Vec<(Headers, &'a mut Read)>,
[INFO] [stdout] 368 +     raw_parts: Vec<(Headers, &'a mut dyn Read)>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4373:50
[INFO] [stdout]      |
[INFO] [stdout] 4373 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4373 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetCall<'a, C, A> {
[INFO] [stdout] 4373 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseGetCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4659:50
[INFO] [stdout]      |
[INFO] [stdout] 4659 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCommitCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4659 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCommitCall<'a, C, A> {
[INFO] [stdout] 4659 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionCommitCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4942:50
[INFO] [stdout]      |
[INFO] [stdout] 4942 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4942 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 4942 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5226:50
[INFO] [stdout]      |
[INFO] [stdout] 5226 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5226 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 5226 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5517:50
[INFO] [stdout]      |
[INFO] [stdout] 5517 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionReadCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5517 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionReadCall<'a, C, A> {
[INFO] [stdout] 5517 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionReadCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5814:50
[INFO] [stdout]      |
[INFO] [stdout] 5814 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteBatchDmlCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5814 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteBatchDmlCall<'a, C, A> {
[INFO] [stdout] 5814 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionExecuteBatchDmlCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6097:50
[INFO] [stdout]      |
[INFO] [stdout] 6097 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6097 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceSetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 6097 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6381:50
[INFO] [stdout]      |
[INFO] [stdout] 6381 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6381 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseTestIamPermissionCall<'a, C, A> {
[INFO] [stdout] 6381 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6657:50
[INFO] [stdout]      |
[INFO] [stdout] 6657 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseListCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6657 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseListCall<'a, C, A> {
[INFO] [stdout] 6657 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseListCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:369:52
[INFO] [stdout]     |
[INFO] [stdout] 369 |     current_part: Option<(Cursor<Vec<u8>>, &'a mut Read)>,
[INFO] [stdout]     |                                                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 369 -     current_part: Option<(Cursor<Vec<u8>>, &'a mut Read)>,
[INFO] [stdout] 369 +     current_part: Option<(Cursor<Vec<u8>>, &'a mut dyn Read)>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6943:50
[INFO] [stdout]      |
[INFO] [stdout] 6943 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionRollbackCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6943 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionRollbackCall<'a, C, A> {
[INFO] [stdout] 6943 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionRollbackCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7192:50
[INFO] [stdout]      |
[INFO] [stdout] 7192 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7192 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetCall<'a, C, A> {
[INFO] [stdout] 7192 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceGetCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7442:50
[INFO] [stdout]      |
[INFO] [stdout] 7442 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationGetCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7442 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationGetCall<'a, C, A> {
[INFO] [stdout] 7442 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationGetCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7725:50
[INFO] [stdout]      |
[INFO] [stdout] 7725 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionStreamingReadCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7725 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionStreamingReadCall<'a, C, A> {
[INFO] [stdout] 7725 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionStreamingReadCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8031:50
[INFO] [stdout]      |
[INFO] [stdout] 8031 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceListCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8031 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceListCall<'a, C, A> {
[INFO] [stdout] 8031 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceListCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8328:50
[INFO] [stdout]      |
[INFO] [stdout] 8328 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCreateCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8328 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCreateCall<'a, C, A> {
[INFO] [stdout] 8328 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionCreateCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8615:50
[INFO] [stdout]      |
[INFO] [stdout] 8615 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseCreateCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8615 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseCreateCall<'a, C, A> {
[INFO] [stdout] 8615 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseCreateCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8900:50
[INFO] [stdout]      |
[INFO] [stdout] 8900 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseUpdateDdlCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8900 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseUpdateDdlCall<'a, C, A> {
[INFO] [stdout] 8900 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseUpdateDdlCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9183:50
[INFO] [stdout]      |
[INFO] [stdout] 9183 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9183 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 9183 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9504:50
[INFO] [stdout]      |
[INFO] [stdout] 9504 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstancePatchCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9504 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstancePatchCall<'a, C, A> {
[INFO] [stdout] 9504 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstancePatchCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9754:50
[INFO] [stdout]      |
[INFO] [stdout] 9754 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionDeleteCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9754 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionDeleteCall<'a, C, A> {
[INFO] [stdout] 9754 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionDeleteCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10003:50
[INFO] [stdout]       |
[INFO] [stdout] 10003 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigGetCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10003 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigGetCall<'a, C, A> {
[INFO] [stdout] 10003 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceConfigGetCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10292:50
[INFO] [stdout]       |
[INFO] [stdout] 10292 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteSqlCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10292 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteSqlCall<'a, C, A> {
[INFO] [stdout] 10292 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionExecuteSqlCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10576:50
[INFO] [stdout]       |
[INFO] [stdout] 10576 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10576 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceTestIamPermissionCall<'a, C, A> {
[INFO] [stdout] 10576 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10826:50
[INFO] [stdout]       |
[INFO] [stdout] 10826 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetDdlCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10826 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetDdlCall<'a, C, A> {
[INFO] [stdout] 10826 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseGetDdlCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11108:50
[INFO] [stdout]       |
[INFO] [stdout] 11108 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionBeginTransactionCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11108 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionBeginTransactionCall<'a, C, A> {
[INFO] [stdout] 11108 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionBeginTransactionCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11401:50
[INFO] [stdout]       |
[INFO] [stdout] 11401 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11401 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationListCall<'a, C, A> {
[INFO] [stdout] 11401 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11678:50
[INFO] [stdout]       |
[INFO] [stdout] 11678 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11678 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigListCall<'a, C, A> {
[INFO] [stdout] 11678 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceConfigListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11969:50
[INFO] [stdout]       |
[INFO] [stdout] 11969 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionReadCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11969 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionReadCall<'a, C, A> {
[INFO] [stdout] 11969 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionPartitionReadCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12252:50
[INFO] [stdout]       |
[INFO] [stdout] 12252 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteStreamingSqlCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12252 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteStreamingSqlCall<'a, C, A> {
[INFO] [stdout] 12252 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionExecuteStreamingSqlCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12502:50
[INFO] [stdout]       |
[INFO] [stdout] 12502 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationGetCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12502 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationGetCall<'a, C, A> {
[INFO] [stdout] 12502 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationGetCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12759:50
[INFO] [stdout]       |
[INFO] [stdout] 12759 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationCancelCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12759 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationCancelCall<'a, C, A> {
[INFO] [stdout] 12759 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationCancelCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13055:50
[INFO] [stdout]       |
[INFO] [stdout] 13055 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13055 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionListCall<'a, C, A> {
[INFO] [stdout] 13055 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13348:50
[INFO] [stdout]       |
[INFO] [stdout] 13348 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13348 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationListCall<'a, C, A> {
[INFO] [stdout] 13348 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13661:50
[INFO] [stdout]       |
[INFO] [stdout] 13661 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceCreateCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13661 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceCreateCall<'a, C, A> {
[INFO] [stdout] 13661 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceCreateCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13909:50
[INFO] [stdout]       |
[INFO] [stdout] 13909 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseDropDatabaseCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13909 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseDropDatabaseCall<'a, C, A> {
[INFO] [stdout] 13909 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseDropDatabaseCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14160:50
[INFO] [stdout]       |
[INFO] [stdout] 14160 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14160 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationDeleteCall<'a, C, A> {
[INFO] [stdout] 14160 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14411:50
[INFO] [stdout]       |
[INFO] [stdout] 14411 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14411 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationDeleteCall<'a, C, A> {
[INFO] [stdout] 14411 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14670:50
[INFO] [stdout]       |
[INFO] [stdout] 14670 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDeleteCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14670 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDeleteCall<'a, C, A> {
[INFO] [stdout] 14670 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDeleteCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14927:50
[INFO] [stdout]       |
[INFO] [stdout] 14927 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationCancelCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14927 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationCancelCall<'a, C, A> {
[INFO] [stdout] 14927 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationCancelCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:15177:50
[INFO] [stdout]       |
[INFO] [stdout] 15177 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionGetCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 15177 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionGetCall<'a, C, A> {
[INFO] [stdout] 15177 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionGetCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn token(&mut self, err: &error::Error) -> Option<oauth2::Token> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 -     fn token(&mut self, err: &error::Error) -> Option<oauth2::Token> {
[INFO] [stdout] 166 +     fn token(&mut self, err: &dyn error::Error) -> Option<oauth2::Token> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:342:32
[INFO] [stdout]     |
[INFO] [stdout] 342 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 342 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 342 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:391:48
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn add_part(&mut self, reader: &'a mut Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stdout]     |                                                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 391 -     pub fn add_part(&mut self, reader: &'a mut Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stdout] 391 +     pub fn add_part(&mut self, reader: &'a mut dyn Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4124:50
[INFO] [stdout]      |
[INFO] [stdout] 4124 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionQueryCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4124 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionQueryCall<'a, C, A> {
[INFO] [stdout] 4124 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionPartitionQueryCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4373:50
[INFO] [stdout]      |
[INFO] [stdout] 4373 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4373 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetCall<'a, C, A> {
[INFO] [stdout] 4373 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseGetCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4659:50
[INFO] [stdout]      |
[INFO] [stdout] 4659 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCommitCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4659 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCommitCall<'a, C, A> {
[INFO] [stdout] 4659 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionCommitCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4942:50
[INFO] [stdout]      |
[INFO] [stdout] 4942 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4942 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 4942 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5226:50
[INFO] [stdout]      |
[INFO] [stdout] 5226 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5226 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 5226 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseGetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5517:50
[INFO] [stdout]      |
[INFO] [stdout] 5517 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionReadCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5517 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionReadCall<'a, C, A> {
[INFO] [stdout] 5517 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionReadCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5814:50
[INFO] [stdout]      |
[INFO] [stdout] 5814 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteBatchDmlCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5814 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteBatchDmlCall<'a, C, A> {
[INFO] [stdout] 5814 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionExecuteBatchDmlCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6097:50
[INFO] [stdout]      |
[INFO] [stdout] 6097 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6097 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceSetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 6097 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6381:50
[INFO] [stdout]      |
[INFO] [stdout] 6381 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6381 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseTestIamPermissionCall<'a, C, A> {
[INFO] [stdout] 6381 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6657:50
[INFO] [stdout]      |
[INFO] [stdout] 6657 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseListCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6657 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseListCall<'a, C, A> {
[INFO] [stdout] 6657 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseListCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6943:50
[INFO] [stdout]      |
[INFO] [stdout] 6943 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionRollbackCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6943 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionRollbackCall<'a, C, A> {
[INFO] [stdout] 6943 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionRollbackCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7192:50
[INFO] [stdout]      |
[INFO] [stdout] 7192 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7192 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceGetCall<'a, C, A> {
[INFO] [stdout] 7192 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceGetCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7442:50
[INFO] [stdout]      |
[INFO] [stdout] 7442 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationGetCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7442 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationGetCall<'a, C, A> {
[INFO] [stdout] 7442 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationGetCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7725:50
[INFO] [stdout]      |
[INFO] [stdout] 7725 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionStreamingReadCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7725 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionStreamingReadCall<'a, C, A> {
[INFO] [stdout] 7725 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionStreamingReadCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8031:50
[INFO] [stdout]      |
[INFO] [stdout] 8031 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceListCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8031 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceListCall<'a, C, A> {
[INFO] [stdout] 8031 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceListCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8328:50
[INFO] [stdout]      |
[INFO] [stdout] 8328 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCreateCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8328 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionCreateCall<'a, C, A> {
[INFO] [stdout] 8328 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionCreateCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8615:50
[INFO] [stdout]      |
[INFO] [stdout] 8615 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseCreateCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8615 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseCreateCall<'a, C, A> {
[INFO] [stdout] 8615 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseCreateCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8900:50
[INFO] [stdout]      |
[INFO] [stdout] 8900 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseUpdateDdlCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8900 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseUpdateDdlCall<'a, C, A> {
[INFO] [stdout] 8900 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseUpdateDdlCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9183:50
[INFO] [stdout]      |
[INFO] [stdout] 9183 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9183 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSetIamPolicyCall<'a, C, A> {
[INFO] [stdout] 9183 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSetIamPolicyCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9504:50
[INFO] [stdout]      |
[INFO] [stdout] 9504 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstancePatchCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9504 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstancePatchCall<'a, C, A> {
[INFO] [stdout] 9504 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstancePatchCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9754:50
[INFO] [stdout]      |
[INFO] [stdout] 9754 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionDeleteCall<'a, C, A> {
[INFO] [stdout]      |                                                  ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9754 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionDeleteCall<'a, C, A> {
[INFO] [stdout] 9754 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionDeleteCall<'a, C, A> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10003:50
[INFO] [stdout]       |
[INFO] [stdout] 10003 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigGetCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10003 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigGetCall<'a, C, A> {
[INFO] [stdout] 10003 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceConfigGetCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10292:50
[INFO] [stdout]       |
[INFO] [stdout] 10292 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteSqlCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10292 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteSqlCall<'a, C, A> {
[INFO] [stdout] 10292 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionExecuteSqlCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10576:50
[INFO] [stdout]       |
[INFO] [stdout] 10576 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10576 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceTestIamPermissionCall<'a, C, A> {
[INFO] [stdout] 10576 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceTestIamPermissionCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10826:50
[INFO] [stdout]       |
[INFO] [stdout] 10826 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetDdlCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10826 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseGetDdlCall<'a, C, A> {
[INFO] [stdout] 10826 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseGetDdlCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11108:50
[INFO] [stdout]       |
[INFO] [stdout] 11108 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionBeginTransactionCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11108 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionBeginTransactionCall<'a, C, A> {
[INFO] [stdout] 11108 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionBeginTransactionCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11401:50
[INFO] [stdout]       |
[INFO] [stdout] 11401 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11401 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationListCall<'a, C, A> {
[INFO] [stdout] 11401 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11678:50
[INFO] [stdout]       |
[INFO] [stdout] 11678 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11678 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceConfigListCall<'a, C, A> {
[INFO] [stdout] 11678 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceConfigListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11969:50
[INFO] [stdout]       |
[INFO] [stdout] 11969 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionReadCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11969 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionPartitionReadCall<'a, C, A> {
[INFO] [stdout] 11969 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionPartitionReadCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12252:50
[INFO] [stdout]       |
[INFO] [stdout] 12252 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteStreamingSqlCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12252 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionExecuteStreamingSqlCall<'a, C, A> {
[INFO] [stdout] 12252 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionExecuteStreamingSqlCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12502:50
[INFO] [stdout]       |
[INFO] [stdout] 12502 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationGetCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12502 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationGetCall<'a, C, A> {
[INFO] [stdout] 12502 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationGetCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12759:50
[INFO] [stdout]       |
[INFO] [stdout] 12759 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationCancelCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12759 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationCancelCall<'a, C, A> {
[INFO] [stdout] 12759 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationCancelCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13055:50
[INFO] [stdout]       |
[INFO] [stdout] 13055 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13055 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionListCall<'a, C, A> {
[INFO] [stdout] 13055 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13348:50
[INFO] [stdout]       |
[INFO] [stdout] 13348 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationListCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13348 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationListCall<'a, C, A> {
[INFO] [stdout] 13348 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationListCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13661:50
[INFO] [stdout]       |
[INFO] [stdout] 13661 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceCreateCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13661 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceCreateCall<'a, C, A> {
[INFO] [stdout] 13661 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceCreateCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13909:50
[INFO] [stdout]       |
[INFO] [stdout] 13909 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseDropDatabaseCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13909 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseDropDatabaseCall<'a, C, A> {
[INFO] [stdout] 13909 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseDropDatabaseCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14160:50
[INFO] [stdout]       |
[INFO] [stdout] 14160 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14160 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationDeleteCall<'a, C, A> {
[INFO] [stdout] 14160 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14411:50
[INFO] [stdout]       |
[INFO] [stdout] 14411 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14411 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseOperationDeleteCall<'a, C, A> {
[INFO] [stdout] 14411 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseOperationDeleteCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14670:50
[INFO] [stdout]       |
[INFO] [stdout] 14670 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDeleteCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14670 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDeleteCall<'a, C, A> {
[INFO] [stdout] 14670 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDeleteCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14927:50
[INFO] [stdout]       |
[INFO] [stdout] 14927 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationCancelCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14927 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceOperationCancelCall<'a, C, A> {
[INFO] [stdout] 14927 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceOperationCancelCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:15177:50
[INFO] [stdout]       |
[INFO] [stdout] 15177 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionGetCall<'a, C, A> {
[INFO] [stdout]       |                                                  ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 15177 -     pub fn delegate(mut self, new_value: &'a mut Delegate) -> ProjectInstanceDatabaseSessionGetCall<'a, C, A> {
[INFO] [stdout] 15177 +     pub fn delegate(mut self, new_value: &'a mut dyn Delegate) -> ProjectInstanceDatabaseSessionGetCall<'a, C, A> {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn token(&mut self, err: &error::Error) -> Option<oauth2::Token> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 -     fn token(&mut self, err: &error::Error) -> Option<oauth2::Token> {
[INFO] [stdout] 166 +     fn token(&mut self, err: &dyn error::Error) -> Option<oauth2::Token> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:342:32
[INFO] [stdout]     |
[INFO] [stdout] 342 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 342 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 342 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cmn.rs:391:48
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn add_part(&mut self, reader: &'a mut Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stdout]     |                                                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 391 -     pub fn add_part(&mut self, reader: &'a mut Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stdout] 391 +     pub fn add_part(&mut self, reader: &'a mut dyn Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cmn.rs:336:46
[INFO] [stdout]     |
[INFO] [stdout] 336 |             Error::HttpError(ref err) => err.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cmn.rs:337:55
[INFO] [stdout]     |
[INFO] [stdout] 337 |             Error::JsonDecodeError(_, ref err) => err.description(),
[INFO] [stdout]     |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/cmn.rs:344:46
[INFO] [stdout]     |
[INFO] [stdout] 344 |             Error::HttpError(ref err) => err.cause(),
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/cmn.rs:345:55
[INFO] [stdout]     |
[INFO] [stdout] 345 |             Error::JsonDecodeError(_, ref err) => err.cause(),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:3961:27
[INFO] [stdout]      |
[INFO] [stdout] 3961 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 3961 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 3961 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4233:27
[INFO] [stdout]      |
[INFO] [stdout] 4233 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4233 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 4233 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4496:27
[INFO] [stdout]      |
[INFO] [stdout] 4496 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4496 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 4496 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4779:27
[INFO] [stdout]      |
[INFO] [stdout] 4779 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4779 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 4779 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5063:27
[INFO] [stdout]      |
[INFO] [stdout] 5063 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5063 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5063 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5354:27
[INFO] [stdout]      |
[INFO] [stdout] 5354 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5354 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5354 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5651:27
[INFO] [stdout]      |
[INFO] [stdout] 5651 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5651 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5651 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5934:27
[INFO] [stdout]      |
[INFO] [stdout] 5934 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5934 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5934 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6218:27
[INFO] [stdout]      |
[INFO] [stdout] 6218 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6218 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 6218 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6494:27
[INFO] [stdout]      |
[INFO] [stdout] 6494 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6494 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 6494 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6780:27
[INFO] [stdout]      |
[INFO] [stdout] 6780 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6780 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 6780 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7052:27
[INFO] [stdout]      |
[INFO] [stdout] 7052 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7052 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7052 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7303:27
[INFO] [stdout]      |
[INFO] [stdout] 7303 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7303 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7303 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7562:27
[INFO] [stdout]      |
[INFO] [stdout] 7562 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7562 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7562 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7840:27
[INFO] [stdout]      |
[INFO] [stdout] 7840 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7840 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7840 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8165:27
[INFO] [stdout]      |
[INFO] [stdout] 8165 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8165 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 8165 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cmn.rs:336:46
[INFO] [stdout]     |
[INFO] [stdout] 336 |             Error::HttpError(ref err) => err.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cmn.rs:337:55
[INFO] [stdout]     |
[INFO] [stdout] 337 |             Error::JsonDecodeError(_, ref err) => err.description(),
[INFO] [stdout]     |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/cmn.rs:344:46
[INFO] [stdout]     |
[INFO] [stdout] 344 |             Error::HttpError(ref err) => err.cause(),
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/cmn.rs:345:55
[INFO] [stdout]     |
[INFO] [stdout] 345 |             Error::JsonDecodeError(_, ref err) => err.cause(),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8451:27
[INFO] [stdout]      |
[INFO] [stdout] 8451 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8451 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 8451 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8737:27
[INFO] [stdout]      |
[INFO] [stdout] 8737 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8737 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 8737 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9020:27
[INFO] [stdout]      |
[INFO] [stdout] 9020 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9020 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9020 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9338:27
[INFO] [stdout]      |
[INFO] [stdout] 9338 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9338 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9338 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9615:27
[INFO] [stdout]      |
[INFO] [stdout] 9615 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9615 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9615 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9863:27
[INFO] [stdout]      |
[INFO] [stdout] 9863 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9863 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9863 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10129:27
[INFO] [stdout]       |
[INFO] [stdout] 10129 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10129 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10129 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10413:27
[INFO] [stdout]       |
[INFO] [stdout] 10413 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10413 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10413 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:3961:27
[INFO] [stdout]      |
[INFO] [stdout] 3961 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 3961 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 3961 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10687:27
[INFO] [stdout]       |
[INFO] [stdout] 10687 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10687 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10687 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4233:27
[INFO] [stdout]      |
[INFO] [stdout] 4233 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4233 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 4233 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10945:27
[INFO] [stdout]       |
[INFO] [stdout] 10945 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10945 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10945 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4496:27
[INFO] [stdout]      |
[INFO] [stdout] 4496 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4496 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 4496 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11232:27
[INFO] [stdout]       |
[INFO] [stdout] 11232 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11232 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 11232 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:4779:27
[INFO] [stdout]      |
[INFO] [stdout] 4779 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 4779 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 4779 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11514:27
[INFO] [stdout]       |
[INFO] [stdout] 11514 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11514 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 11514 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5063:27
[INFO] [stdout]      |
[INFO] [stdout] 5063 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5063 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5063 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5354:27
[INFO] [stdout]      |
[INFO] [stdout] 5354 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5354 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5354 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11806:27
[INFO] [stdout]       |
[INFO] [stdout] 11806 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11806 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 11806 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5651:27
[INFO] [stdout]      |
[INFO] [stdout] 5651 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5651 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5651 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12089:27
[INFO] [stdout]       |
[INFO] [stdout] 12089 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12089 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12089 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:5934:27
[INFO] [stdout]      |
[INFO] [stdout] 5934 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 5934 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 5934 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12363:27
[INFO] [stdout]       |
[INFO] [stdout] 12363 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12363 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12363 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12620:27
[INFO] [stdout]       |
[INFO] [stdout] 12620 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12620 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12620 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12874:27
[INFO] [stdout]       |
[INFO] [stdout] 12874 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12874 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12874 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6218:27
[INFO] [stdout]      |
[INFO] [stdout] 6218 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6218 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 6218 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13179:27
[INFO] [stdout]       |
[INFO] [stdout] 13179 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13179 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 13179 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6494:27
[INFO] [stdout]      |
[INFO] [stdout] 6494 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6494 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 6494 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13497:27
[INFO] [stdout]       |
[INFO] [stdout] 13497 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13497 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 13497 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:6780:27
[INFO] [stdout]      |
[INFO] [stdout] 6780 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 6780 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 6780 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13770:27
[INFO] [stdout]       |
[INFO] [stdout] 13770 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13770 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 13770 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7052:27
[INFO] [stdout]      |
[INFO] [stdout] 7052 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7052 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7052 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14021:27
[INFO] [stdout]       |
[INFO] [stdout] 14021 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14021 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14021 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7303:27
[INFO] [stdout]      |
[INFO] [stdout] 7303 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7303 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7303 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14272:27
[INFO] [stdout]       |
[INFO] [stdout] 14272 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14272 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14272 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7562:27
[INFO] [stdout]      |
[INFO] [stdout] 7562 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7562 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7562 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14530:27
[INFO] [stdout]       |
[INFO] [stdout] 14530 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14530 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14530 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:7840:27
[INFO] [stdout]      |
[INFO] [stdout] 7840 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 7840 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 7840 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14788:27
[INFO] [stdout]       |
[INFO] [stdout] 14788 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14788 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14788 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8165:27
[INFO] [stdout]      |
[INFO] [stdout] 8165 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8165 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 8165 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:15038:27
[INFO] [stdout]       |
[INFO] [stdout] 15038 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 15038 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 15038 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8451:27
[INFO] [stdout]      |
[INFO] [stdout] 8451 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8451 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 8451 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:8737:27
[INFO] [stdout]      |
[INFO] [stdout] 8737 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 8737 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 8737 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9020:27
[INFO] [stdout]      |
[INFO] [stdout] 9020 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9020 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9020 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9338:27
[INFO] [stdout]      |
[INFO] [stdout] 9338 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9338 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9338 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9615:27
[INFO] [stdout]      |
[INFO] [stdout] 9615 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9615 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9615 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:9863:27
[INFO] [stdout]      |
[INFO] [stdout] 9863 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]      |                           ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 9863 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 9863 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10129:27
[INFO] [stdout]       |
[INFO] [stdout] 10129 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10129 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10129 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10413:27
[INFO] [stdout]       |
[INFO] [stdout] 10413 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10413 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10413 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10687:27
[INFO] [stdout]       |
[INFO] [stdout] 10687 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10687 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10687 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:10945:27
[INFO] [stdout]       |
[INFO] [stdout] 10945 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 10945 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 10945 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11232:27
[INFO] [stdout]       |
[INFO] [stdout] 11232 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11232 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 11232 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11514:27
[INFO] [stdout]       |
[INFO] [stdout] 11514 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11514 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 11514 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:11806:27
[INFO] [stdout]       |
[INFO] [stdout] 11806 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 11806 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 11806 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12089:27
[INFO] [stdout]       |
[INFO] [stdout] 12089 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12089 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12089 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12363:27
[INFO] [stdout]       |
[INFO] [stdout] 12363 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12363 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12363 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12620:27
[INFO] [stdout]       |
[INFO] [stdout] 12620 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12620 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12620 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:12874:27
[INFO] [stdout]       |
[INFO] [stdout] 12874 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 12874 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 12874 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13179:27
[INFO] [stdout]       |
[INFO] [stdout] 13179 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13179 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 13179 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13497:27
[INFO] [stdout]       |
[INFO] [stdout] 13497 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13497 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 13497 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:13770:27
[INFO] [stdout]       |
[INFO] [stdout] 13770 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 13770 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 13770 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14021:27
[INFO] [stdout]       |
[INFO] [stdout] 14021 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14021 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14021 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14272:27
[INFO] [stdout]       |
[INFO] [stdout] 14272 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14272 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14272 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14530:27
[INFO] [stdout]       |
[INFO] [stdout] 14530 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14530 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14530 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:14788:27
[INFO] [stdout]       |
[INFO] [stdout] 14788 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 14788 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 14788 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]      --> src/lib.rs:15038:27
[INFO] [stdout]       |
[INFO] [stdout] 15038 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout]       |                           ^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]       |
[INFO] [stdout] 15038 -         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stdout] 15038 +         let mut dlg: &mut dyn Delegate = match self._delegate {
[INFO] [stdout]       | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 143 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 143 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.54s
[INFO] running `Command { std: "docker" "inspect" "d35ab980701b6e0534a08c13118325065d46e7d94b775c45f87c2fa386e1fe91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35ab980701b6e0534a08c13118325065d46e7d94b775c45f87c2fa386e1fe91", kill_on_drop: false }`
[INFO] [stdout] d35ab980701b6e0534a08c13118325065d46e7d94b775c45f87c2fa386e1fe91