[INFO] fetching crate stpl 0.5.0...
[INFO] checking stpl-0.5.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate stpl 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stpl 0.5.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stpl 0.5.0
[INFO] finished tweaking crates.io crate stpl 0.5.0
[INFO] tweaked toml for crates.io crate stpl 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9656f85b1a174ecf56bc0ab114f8b48d6f0be9ffbe70d11649eb653eece86567
[INFO] running `Command { std: "docker" "start" "-a" "9656f85b1a174ecf56bc0ab114f8b48d6f0be9ffbe70d11649eb653eece86567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9656f85b1a174ecf56bc0ab114f8b48d6f0be9ffbe70d11649eb653eece86567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9656f85b1a174ecf56bc0ab114f8b48d6f0be9ffbe70d11649eb653eece86567", kill_on_drop: false }`
[INFO] [stdout] 9656f85b1a174ecf56bc0ab114f8b48d6f0be9ffbe70d11649eb653eece86567
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b11eb9e65c64711cdf39470135a25bcb11786e4311a9402fc681c4a3e970f4b
[INFO] running `Command { std: "docker" "start" "-a" "9b11eb9e65c64711cdf39470135a25bcb11786e4311a9402fc681c4a3e970f4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking bincode v0.9.2
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking stpl v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/html.rs:65:58
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn render(&self, argument: &Self::Argument, io: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]    |                                                          ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:148:30
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:169:30
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:180:30
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:333:22
[INFO] [stdout]     |
[INFO] [stdout] 333 |     Fn(move |r: &mut super::Renderer| {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:349:38
[INFO] [stdout]     |
[INFO] [stdout] 349 |             fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 356 | impl_esc!(nbsp, Nbsp, "&nbsp;");
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_esc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:349:38
[INFO] [stdout]     |
[INFO] [stdout] 349 |             fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 357 | impl_esc!(lt, Lt, "&lt;");
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_esc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:349:38
[INFO] [stdout]     |
[INFO] [stdout] 349 |             fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 358 | impl_esc!(gt, Gt, "&gt;");
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_esc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:361:22
[INFO] [stdout]     |
[INFO] [stdout] 361 |     Fn(move |r: &mut super::Renderer| x.render(&mut super::RawRenderer(r)))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:195:65
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn render<'a>(&self, argument: &Self::Argument, io: &'a mut io::Write) -> io::Result<()>;
[INFO] [stdout]     |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/lib.rs:330:22
[INFO] [stdout]     |
[INFO] [stdout] 330 |     fn render(&self, &mut Renderer) -> io::Result<()>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Renderer`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:330:27
[INFO] [stdout]     |
[INFO] [stdout] 330 |     fn render(&self, &mut Renderer) -> io::Result<()>;
[INFO] [stdout]     |                           ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:335:30
[INFO] [stdout]     |
[INFO] [stdout] 335 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:344:30
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 365 | impl_narr!(0);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 366 | impl_narr!(1);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 367 | impl_narr!(2);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 368 | impl_narr!(3);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 369 | impl_narr!(4);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 370 | impl_narr!(5);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 371 | impl_narr!(6);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 372 | impl_narr!(7);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 373 | impl_narr!(8);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 374 | impl_narr!(9);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 375 | impl_narr!(10);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 376 | impl_narr!(11);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 377 | impl_narr!(12);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 378 | impl_narr!(13);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 379 | impl_narr!(14);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 380 | impl_narr!(15);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 381 | impl_narr!(16);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 382 | impl_narr!(17);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 383 | impl_narr!(18);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 384 | impl_narr!(19);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 385 | impl_narr!(20);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 386 | impl_narr!(21);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 387 | impl_narr!(22);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 388 | impl_narr!(23);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 389 | impl_narr!(24);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 390 | impl_narr!(25);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 391 | impl_narr!(26);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 392 | impl_narr!(27);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 393 | impl_narr!(28);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 394 | impl_narr!(29);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 395 | impl_narr!(30);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 396 | impl_narr!(31);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 397 | impl_narr!(32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:400:30
[INFO] [stdout]     |
[INFO] [stdout] 400 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:407:30
[INFO] [stdout]     |
[INFO] [stdout] 407 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:414:30
[INFO] [stdout]     |
[INFO] [stdout] 414 |     fn render(&self, _: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:420:30
[INFO] [stdout]     |
[INFO] [stdout] 420 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:428:30
[INFO] [stdout]     |
[INFO] [stdout] 428 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 444 | impl_render_raw!(f64);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 445 | impl_render_raw!(f32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 446 | impl_render_raw!(i64);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 447 | impl_render_raw!(u64);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 448 | impl_render_raw!(i32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 449 | impl_render_raw!(u32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 450 | impl_render_raw!(usize);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 451 | impl_render_raw!(isize);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:454:30
[INFO] [stdout]     |
[INFO] [stdout] 454 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:460:30
[INFO] [stdout]     |
[INFO] [stdout] 460 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:466:30
[INFO] [stdout]     |
[INFO] [stdout] 466 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/html.rs:65:58
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn render(&self, argument: &Self::Argument, io: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]    |                                                          ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:148:30
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:475:30
[INFO] [stdout]     |
[INFO] [stdout] 475 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:169:30
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:180:30
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:485:30
[INFO] [stdout]     |
[INFO] [stdout] 485 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:333:22
[INFO] [stdout]     |
[INFO] [stdout] 333 |     Fn(move |r: &mut super::Renderer| {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:497:30
[INFO] [stdout]     |
[INFO] [stdout] 497 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:349:38
[INFO] [stdout]     |
[INFO] [stdout] 349 |             fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 356 | impl_esc!(nbsp, Nbsp, "&nbsp;");
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_esc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:511:30
[INFO] [stdout]     |
[INFO] [stdout] 511 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:526:30
[INFO] [stdout]     |
[INFO] [stdout] 526 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:349:38
[INFO] [stdout]     |
[INFO] [stdout] 349 |             fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 357 | impl_esc!(lt, Lt, "&lt;");
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_esc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:544:30
[INFO] [stdout]     |
[INFO] [stdout] 544 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:349:38
[INFO] [stdout]     |
[INFO] [stdout] 349 |             fn render(&self, r: &mut super::Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 358 | impl_esc!(gt, Gt, "&gt;");
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_esc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:564:30
[INFO] [stdout]     |
[INFO] [stdout] 564 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/html.rs:361:22
[INFO] [stdout]     |
[INFO] [stdout] 361 |     Fn(move |r: &mut super::Renderer| x.render(&mut super::RawRenderer(r)))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn super::Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:586:30
[INFO] [stdout]     |
[INFO] [stdout] 586 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:195:65
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn render<'a>(&self, argument: &Self::Argument, io: &'a mut io::Write) -> io::Result<()>;
[INFO] [stdout]     |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/lib.rs:330:22
[INFO] [stdout]     |
[INFO] [stdout] 330 |     fn render(&self, &mut Renderer) -> io::Result<()>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Renderer`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:604:26
[INFO] [stdout]     |
[INFO] [stdout] 604 |     F: std::ops::Fn(&mut Renderer) -> io::Result<()>,
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:330:27
[INFO] [stdout]     |
[INFO] [stdout] 330 |     fn render(&self, &mut Renderer) -> io::Result<()>;
[INFO] [stdout]     |                           ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:606:30
[INFO] [stdout]     |
[INFO] [stdout] 606 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:335:30
[INFO] [stdout]     |
[INFO] [stdout] 335 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:344:30
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 365 | impl_narr!(0);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 366 | impl_narr!(1);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 367 | impl_narr!(2);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 368 | impl_narr!(3);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 369 | impl_narr!(4);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 370 | impl_narr!(5);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 371 | impl_narr!(6);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 372 | impl_narr!(7);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 373 | impl_narr!(8);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 374 | impl_narr!(9);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 375 | impl_narr!(10);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 376 | impl_narr!(11);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 377 | impl_narr!(12);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 378 | impl_narr!(13);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 379 | impl_narr!(14);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 380 | impl_narr!(15);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 381 | impl_narr!(16);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 382 | impl_narr!(17);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 383 | impl_narr!(18);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 384 | impl_narr!(19);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 385 | impl_narr!(20);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 386 | impl_narr!(21);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 387 | impl_narr!(22);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 388 | impl_narr!(23);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 389 | impl_narr!(24);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 390 | impl_narr!(25);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 391 | impl_narr!(26);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 392 | impl_narr!(27);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 393 | impl_narr!(28);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 394 | impl_narr!(29);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 395 | impl_narr!(30);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 396 | impl_narr!(31);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:355:38
[INFO] [stdout]     |
[INFO] [stdout] 355 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 397 | impl_narr!(32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_narr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:400:30
[INFO] [stdout]     |
[INFO] [stdout] 400 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:407:30
[INFO] [stdout]     |
[INFO] [stdout] 407 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:414:30
[INFO] [stdout]     |
[INFO] [stdout] 414 |     fn render(&self, _: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:420:30
[INFO] [stdout]     |
[INFO] [stdout] 420 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:428:30
[INFO] [stdout]     |
[INFO] [stdout] 428 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 444 | impl_render_raw!(f64);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 445 | impl_render_raw!(f32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 446 | impl_render_raw!(i64);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 447 | impl_render_raw!(u64);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 448 | impl_render_raw!(i32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 449 | impl_render_raw!(u32);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 450 | impl_render_raw!(usize);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:437:38
[INFO] [stdout]     |
[INFO] [stdout] 437 |             fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout] ...
[INFO] [stdout] 451 | impl_render_raw!(isize);
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_render_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:454:30
[INFO] [stdout]     |
[INFO] [stdout] 454 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:460:30
[INFO] [stdout]     |
[INFO] [stdout] 460 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:466:30
[INFO] [stdout]     |
[INFO] [stdout] 466 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:475:30
[INFO] [stdout]     |
[INFO] [stdout] 475 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:485:30
[INFO] [stdout]     |
[INFO] [stdout] 485 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:497:30
[INFO] [stdout]     |
[INFO] [stdout] 497 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:511:30
[INFO] [stdout]     |
[INFO] [stdout] 511 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:526:30
[INFO] [stdout]     |
[INFO] [stdout] 526 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:544:30
[INFO] [stdout]     |
[INFO] [stdout] 544 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:564:30
[INFO] [stdout]     |
[INFO] [stdout] 564 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:586:30
[INFO] [stdout]     |
[INFO] [stdout] 586 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:604:26
[INFO] [stdout]     |
[INFO] [stdout] 604 |     F: std::ops::Fn(&mut Renderer) -> io::Result<()>,
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:606:30
[INFO] [stdout]     |
[INFO] [stdout] 606 |     fn render(&self, r: &mut Renderer) -> io::Result<()> {
[INFO] [stdout]     |                              ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 155 | #![feature(universal_impl_trait)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 | #![feature(conservative_impl_trait)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 75 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 155 | #![feature(universal_impl_trait)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 | #![feature(conservative_impl_trait)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 75 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "9b11eb9e65c64711cdf39470135a25bcb11786e4311a9402fc681c4a3e970f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b11eb9e65c64711cdf39470135a25bcb11786e4311a9402fc681c4a3e970f4b", kill_on_drop: false }`
[INFO] [stdout] 9b11eb9e65c64711cdf39470135a25bcb11786e4311a9402fc681c4a3e970f4b