[INFO] fetching crate actix-diesel 0.3.0...
[INFO] checking actix-diesel-0.3.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate actix-diesel 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate actix-diesel 0.3.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate actix-diesel 0.3.0
[INFO] finished tweaking crates.io crate actix-diesel 0.3.0
[INFO] tweaked toml for crates.io crate actix-diesel 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f14da3024b681bd7eaf562588e749dd39490878346336a2792dfc9c814937140
[INFO] running `Command { std: "docker" "start" "-a" "f14da3024b681bd7eaf562588e749dd39490878346336a2792dfc9c814937140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f14da3024b681bd7eaf562588e749dd39490878346336a2792dfc9c814937140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14da3024b681bd7eaf562588e749dd39490878346336a2792dfc9c814937140", kill_on_drop: false }`
[INFO] [stdout] f14da3024b681bd7eaf562588e749dd39490878346336a2792dfc9c814937140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86f3ab072f610f72b27314f1bc1b6afaf6d56d45d85ceaeb9f025e0bc97950e6
[INFO] running `Command { std: "docker" "start" "-a" "86f3ab072f610f72b27314f1bc1b6afaf6d56d45d85ceaeb9f025e0bc97950e6", kill_on_drop: false }`
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[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) on_acquire: Option<Box<Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) on_acquire: Option<Box<dyn Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) on_acquire: Option<Box<Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) on_acquire: Option<Box<dyn Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub(crate) on_release: Option<Box<Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub(crate) on_release: Option<Box<dyn Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub(crate) on_release: Option<Box<Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub(crate) on_release: Option<Box<dyn Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:98:28
[INFO] [stdout]    |
[INFO] [stdout] 98 |     on_acquire: Option<Box<Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 |     on_acquire: Option<Box<dyn Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:98:28
[INFO] [stdout]    |
[INFO] [stdout] 98 |     on_acquire: Option<Box<Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 |     on_acquire: Option<Box<dyn Fn(&mut C) -> Result<(), R2D2Error> + Send + Sync>>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:99:28
[INFO] [stdout]    |
[INFO] [stdout] 99 |     on_release: Option<Box<Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |     on_release: Option<Box<dyn Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builder.rs:99:28
[INFO] [stdout]    |
[INFO] [stdout] 99 |     on_release: Option<Box<Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |     on_release: Option<Box<dyn Fn(C) + Send + Sync>>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ) -> Box<Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ) -> Box<dyn Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ) -> Box<Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ) -> Box<dyn Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> Box<Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> Box<dyn Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:49:14
[INFO] [stdout]    |
[INFO] [stdout] 49 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 57 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 |     ) -> Box<Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 73 |     ) -> Box<dyn Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> Box<Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> Box<dyn Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:85:14
[INFO] [stdout]    |
[INFO] [stdout] 85 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:49:14
[INFO] [stdout]    |
[INFO] [stdout] 49 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:97:14
[INFO] [stdout]    |
[INFO] [stdout] 97 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 57 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dsl.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 |     ) -> Box<Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 73 |     ) -> Box<dyn Future<Item = usize, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dsl.rs:121:14
[INFO] [stdout]     |
[INFO] [stdout] 121 |     ) -> Box<Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     ) -> Box<dyn Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:85:14
[INFO] [stdout]    |
[INFO] [stdout] 85 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dsl.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dsl.rs:97:14
[INFO] [stdout]    |
[INFO] [stdout] 97 |     ) -> Box<Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     ) -> Box<dyn Future<Item = Vec<U>, Error = AsyncError<Error>>>
[INFO] [stdout]    |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dsl.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dsl.rs:121:14
[INFO] [stdout]     |
[INFO] [stdout] 121 |     ) -> Box<Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     ) -> Box<dyn Future<Item = Option<U>, Error = AsyncError<Error>>>
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dsl.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     ) -> Box<Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 |     ) -> Box<dyn Future<Item = U, Error = AsyncError<Error>>>
[INFO] [stdout]     |              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.70s
[INFO] running `Command { std: "docker" "inspect" "86f3ab072f610f72b27314f1bc1b6afaf6d56d45d85ceaeb9f025e0bc97950e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f3ab072f610f72b27314f1bc1b6afaf6d56d45d85ceaeb9f025e0bc97950e6", kill_on_drop: false }`
[INFO] [stdout] 86f3ab072f610f72b27314f1bc1b6afaf6d56d45d85ceaeb9f025e0bc97950e6
