[INFO] fetching crate builder_macro 0.5.1...
[INFO] checking builder_macro-0.5.1 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate builder_macro 0.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate builder_macro 0.5.1 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate builder_macro 0.5.1
[INFO] finished tweaking crates.io crate builder_macro 0.5.1
[INFO] tweaked toml for crates.io crate builder_macro 0.5.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dea07e7890f7249aef521c7ef8c980d5afe8cd29001ca91e9d28c154c5997e5b
[INFO] running `Command { std: "docker" "start" "-a" "dea07e7890f7249aef521c7ef8c980d5afe8cd29001ca91e9d28c154c5997e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dea07e7890f7249aef521c7ef8c980d5afe8cd29001ca91e9d28c154c5997e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea07e7890f7249aef521c7ef8c980d5afe8cd29001ca91e9d28c154c5997e5b", kill_on_drop: false }`
[INFO] [stdout] dea07e7890f7249aef521c7ef8c980d5afe8cd29001ca91e9d28c154c5997e5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaf1892cf45e8e827ec4a453c8683ebd14636ba70403bf5acf5f143a7d2591bc
[INFO] running `Command { std: "docker" "start" "-a" "aaf1892cf45e8e827ec4a453c8683ebd14636ba70403bf5acf5f143a7d2591bc", kill_on_drop: false }`
[INFO] [stderr]     Checking builder_macro v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:471:55
[INFO] [stdout]     |
[INFO] [stdout] 471 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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]     = note: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 471 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:472:57
[INFO] [stdout]     |
[INFO] [stdout] 472 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 472 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:486:55
[INFO] [stdout]     |
[INFO] [stdout] 486 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 486 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:487:57
[INFO] [stdout]     |
[INFO] [stdout] 487 |                             $($PUB)* field_vec: Vec<Box<Magic>>,
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 487 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>>,
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:504:55
[INFO] [stdout]     |
[INFO] [stdout] 504 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 504 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:506:57
[INFO] [stdout]     |
[INFO] [stdout] 506 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 506 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:521:55
[INFO] [stdout]     |
[INFO] [stdout] 521 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 521 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:523:57
[INFO] [stdout]     |
[INFO] [stdout] 523 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 523 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:577:55
[INFO] [stdout]     |
[INFO] [stdout] 577 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 577 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:762:55
[INFO] [stdout]     |
[INFO] [stdout] 762 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 762 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:763:57
[INFO] [stdout]     |
[INFO] [stdout] 763 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 763 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:777:55
[INFO] [stdout]     |
[INFO] [stdout] 777 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 777 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:778:57
[INFO] [stdout]     |
[INFO] [stdout] 778 |                             $($PUB)* field_vec: Vec<Box<Magic>>,
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 778 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>>,
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:794:55
[INFO] [stdout]     |
[INFO] [stdout] 794 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 794 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:796:57
[INFO] [stdout]     |
[INFO] [stdout] 796 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 796 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:810:55
[INFO] [stdout]     |
[INFO] [stdout] 810 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 810 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:812:57
[INFO] [stdout]     |
[INFO] [stdout] 812 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 812 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:856:55
[INFO] [stdout]     |
[INFO] [stdout] 856 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 911 |     macro_tests!(module_private, []);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 856 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:471:55
[INFO] [stdout]     |
[INFO] [stdout] 471 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 471 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:472:57
[INFO] [stdout]     |
[INFO] [stdout] 472 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 472 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:486:55
[INFO] [stdout]     |
[INFO] [stdout] 486 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 486 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:487:57
[INFO] [stdout]     |
[INFO] [stdout] 487 |                             $($PUB)* field_vec: Vec<Box<Magic>>,
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 487 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>>,
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:504:55
[INFO] [stdout]     |
[INFO] [stdout] 504 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 504 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:506:57
[INFO] [stdout]     |
[INFO] [stdout] 506 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 506 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:521:55
[INFO] [stdout]     |
[INFO] [stdout] 521 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 521 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:523:57
[INFO] [stdout]     |
[INFO] [stdout] 523 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 523 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:577:55
[INFO] [stdout]     |
[INFO] [stdout] 577 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 577 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:762:55
[INFO] [stdout]     |
[INFO] [stdout] 762 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 762 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:763:57
[INFO] [stdout]     |
[INFO] [stdout] 763 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 763 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:777:55
[INFO] [stdout]     |
[INFO] [stdout] 777 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 777 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:778:57
[INFO] [stdout]     |
[INFO] [stdout] 778 |                             $($PUB)* field_vec: Vec<Box<Magic>>,
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 778 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>>,
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:794:55
[INFO] [stdout]     |
[INFO] [stdout] 794 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 794 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:796:57
[INFO] [stdout]     |
[INFO] [stdout] 796 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 796 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:810:55
[INFO] [stdout]     |
[INFO] [stdout] 810 |                             $($PUB)* field_trait: Box<Magic>,
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 810 |                             $($PUB)* field_trait: Box<dyn Magic>,
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:812:57
[INFO] [stdout]     |
[INFO] [stdout] 812 |                             $($PUB)* field_vec: Vec<Box<Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 812 |                             $($PUB)* field_vec: Vec<Box<dyn Magic>> = vec![Box::new(Dust { value: 2 })],
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:856:55
[INFO] [stdout]     |
[INFO] [stdout] 856 |                             $($PUB)* field_trait: Box<Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 912 |     macro_tests!(public, [pub]);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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: this warning originates in the macro `macro_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 856 |                             $($PUB)* field_trait: Box<dyn Magic> = Box::new(Dust { value: 1 }),
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "aaf1892cf45e8e827ec4a453c8683ebd14636ba70403bf5acf5f143a7d2591bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf1892cf45e8e827ec4a453c8683ebd14636ba70403bf5acf5f143a7d2591bc", kill_on_drop: false }`
[INFO] [stdout] aaf1892cf45e8e827ec4a453c8683ebd14636ba70403bf5acf5f143a7d2591bc
