[INFO] fetching crate alemat 0.8.0...
[INFO] checking alemat-0.8.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate alemat 0.8.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate alemat 0.8.0
[INFO] finished tweaking crates.io crate alemat 0.8.0
[INFO] tweaked toml for crates.io crate alemat 0.8.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate alemat 0.8.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 91 packages to latest compatible versions
[INFO] [stderr]       Adding xmlem v0.2.3 (available: v0.3.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8df9f8d8fdcb1b40468db75c5bb0d22e99e55270569d6ccca7da58721d472a53
[INFO] running `Command { std: "docker" "start" "-a" "8df9f8d8fdcb1b40468db75c5bb0d22e99e55270569d6ccca7da58721d472a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8df9f8d8fdcb1b40468db75c5bb0d22e99e55270569d6ccca7da58721d472a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df9f8d8fdcb1b40468db75c5bb0d22e99e55270569d6ccca7da58721d472a53", kill_on_drop: false }`
[INFO] [stdout] 8df9f8d8fdcb1b40468db75c5bb0d22e99e55270569d6ccca7da58721d472a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 005e0a66a6dea6d9b27896e375817e3edbe56dec823790e8269dd4a4de24dcd8
[INFO] running `Command { std: "docker" "start" "-a" "005e0a66a6dea6d9b27896e375817e3edbe56dec823790e8269dd4a4de24dcd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unic-ucd-hangul v0.9.0
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking unic-ucd-case v0.9.0
[INFO] [stderr]     Checking unic-ucd-common v0.9.0
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking unic-ucd-name v0.9.0
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking unic-ucd-name_aliases v0.9.0
[INFO] [stderr]     Checking unic-ucd-block v0.9.0
[INFO] [stderr]     Checking unic-ucd-age v0.9.0
[INFO] [stderr]     Checking quick-xml v0.27.1
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking alemat v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unic-ucd-normal v0.9.0
[INFO] [stderr]     Checking insta v1.43.2
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:22:72
[INFO] [stdout]    |
[INFO] [stdout] 22 |       ) -> Result<<Self as Renderer>::Output, <Self as Renderer>::Error> {
[INFO] [stdout]    |  ________________________________________________________________________^
[INFO] [stdout] 23 | |         elements
[INFO] [stdout] 24 | |             .iter()
[INFO] [stdout] 25 | |             .map(|el| self.render_element(el))
[INFO] [stdout] 26 | |             .collect::<Result<_, _>>()
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | /         elements
[INFO] [stdout] 24 | |             .iter()
[INFO] [stdout] 25 | |             .map(|el| self.render_element(el))
[INFO] [stdout] 26 | |             .collect::<Result<_, _>>()
[INFO] [stdout]    | |______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |             .map(|el| self.render_element(el))
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]    |  ____________________________________________^
[INFO] [stdout] 38 | |         let attributes = action
[INFO] [stdout] 39 | |             .attributes()
[INFO] [stdout] 40 | |             .iter()
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |         Ok(format!("<maction {attributes}>{content}</maction>"))
[INFO] [stdout] 52 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]   --> src/default_renderer.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |           let attributes = action
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 39 | |             .attributes()
[INFO] [stdout] 40 | |             .iter()
[INFO] [stdout] 41 | |             .map(|m| match m {
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |             })
[INFO] [stdout] 46 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |           let attributes = action
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 39 | |             .attributes()
[INFO] [stdout] 40 | |             .iter()
[INFO] [stdout] 41 | |             .map(|m| match m {
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |             })
[INFO] [stdout] 46 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |               .map(|m| match m {
[INFO] [stdout]    |  ______________________^
[INFO] [stdout] 42 | |                 ActionAttr::Global(g_attr) => self.render_attr(g_attr),
[INFO] [stdout] 43 | |                 ActionAttr::Selection(sel) => Ok(format!(r#"selection="{sel}""#)),
[INFO] [stdout] 44 | |                 ActionAttr::ActionType(at) => Ok(format!(r#"actiontype="{at}""#)),
[INFO] [stdout] 45 | |             })
[INFO] [stdout]    | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:42:47
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 ActionAttr::Global(g_attr) => self.render_attr(g_attr),
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:43:47
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 ActionAttr::Selection(sel) => Ok(format!(r#"selection="{sel}""#)),
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:44:47
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 ActionAttr::ActionType(at) => Ok(format!(r#"actiontype="{at}""#)),
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |           let attributes = action
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 39 | |             .attributes()
[INFO] [stdout] 40 | |             .iter()
[INFO] [stdout] 41 | |             .map(|m| match m {
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |             })
[INFO] [stdout] 46 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/default_renderer.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let content = self.render_elements(action.content())?;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let content = self.render_elements(action.content())?;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let content = self.render_elements(action.content())?;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Ok(format!("<maction {attributes}>{content}</maction>"))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:57:44
[INFO] [stdout]    |
[INFO] [stdout] 57 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]    |  ____________________________________________^
[INFO] [stdout] 58 | |         let (tag, content) = match annotation.content() {
[INFO] [stdout] 59 | |             AnnotationContent::Text(ref t) => ("annotation", t.clone()),
[INFO] [stdout] 60 | |             AnnotationContent::Nested(ref m) => ("annotation-xml", self.render_elements(m)?),
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |         Ok(format!("<{tag} {attrs}>{content}</{tag}>"))
[INFO] [stdout] 74 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/default_renderer.rs:60:68
[INFO] [stdout]    |
[INFO] [stdout] 60 |             AnnotationContent::Nested(ref m) => ("annotation-xml", self.render_elements(m)?),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:60:68
[INFO] [stdout]    |
[INFO] [stdout] 60 |             AnnotationContent::Nested(ref m) => ("annotation-xml", self.render_elements(m)?),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:60:68
[INFO] [stdout]    |
[INFO] [stdout] 60 |             AnnotationContent::Nested(ref m) => ("annotation-xml", self.render_elements(m)?),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]   --> src/default_renderer.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |           let attrs = annotation
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 64 | |             .attributes()
[INFO] [stdout] 65 | |             .iter()
[INFO] [stdout] 66 | |             .map(|a| match a {
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |             })
[INFO] [stdout] 70 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |           let attrs = annotation
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 64 | |             .attributes()
[INFO] [stdout] 65 | |             .iter()
[INFO] [stdout] 66 | |             .map(|a| match a {
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |             })
[INFO] [stdout] 70 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |               .map(|a| match a {
[INFO] [stdout]    |  ______________________^
[INFO] [stdout] 67 | |                 AnnotationAttr::Global(g_attr) => self.render_attr(g_attr),
[INFO] [stdout] 68 | |                 AnnotationAttr::Encoding(enc) => Ok(format!(r#"encoding="{enc}""#)),
[INFO] [stdout] 69 | |             })
[INFO] [stdout]    | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:67:51
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 AnnotationAttr::Global(g_attr) => self.render_attr(g_attr),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:68:50
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 AnnotationAttr::Encoding(enc) => Ok(format!(r#"encoding="{enc}""#)),
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |           let attrs = annotation
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 64 | |             .attributes()
[INFO] [stdout] 65 | |             .iter()
[INFO] [stdout] 66 | |             .map(|a| match a {
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |             })
[INFO] [stdout] 70 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         Ok(format!("<{tag} {attrs}>{content}</{tag}>"))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:79:44
[INFO] [stdout]    |
[INFO] [stdout] 79 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]    |  ____________________________________________^
[INFO] [stdout] 80 | |         let content = self.render_elements(error.content())?;
[INFO] [stdout] 81 | |
[INFO] [stdout] 82 | |         let attrs = error
[INFO] [stdout] ...  |
[INFO] [stdout] 89 | |         Ok(format!("<merror {attrs}>{content}</merror>"))
[INFO] [stdout] 90 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/default_renderer.rs:80:23
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let content = self.render_elements(error.content())?;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:80:23
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let content = self.render_elements(error.content())?;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:80:23
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let content = self.render_elements(error.content())?;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]   --> src/default_renderer.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |           let attrs = error
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 83 | |             .attributes()
[INFO] [stdout] 84 | |             .iter()
[INFO] [stdout] 85 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 86 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |           let attrs = error
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 83 | |             .attributes()
[INFO] [stdout] 84 | |             .iter()
[INFO] [stdout] 85 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 86 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |             .map(|a| self.render_attr(a))
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |           let attrs = error
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 83 | |             .attributes()
[INFO] [stdout] 84 | |             .iter()
[INFO] [stdout] 85 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 86 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]    | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         Ok(format!("<merror {attrs}>{content}</merror>"))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:92:98
[INFO] [stdout]     |
[INFO] [stdout]  92 |       fn render_frac(&mut self, frac: &crate::elements::Frac) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout]  93 | |         let num = self.render_elements(frac.num())?;
[INFO] [stdout]  94 | |         let denom = self.render_elements(frac.denom())?;
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         Ok(format!("<mfrac {attributes}>{num}{denom}</mfrac>"))
[INFO] [stdout] 107 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/default_renderer.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let num = self.render_elements(frac.num())?;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let num = self.render_elements(frac.num())?;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let num = self.render_elements(frac.num())?;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/default_renderer.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let denom = self.render_elements(frac.denom())?;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let denom = self.render_elements(frac.denom())?;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/default_renderer.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let denom = self.render_elements(frac.denom())?;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:96:26
[INFO] [stdout]     |
[INFO] [stdout]  96 |           let attributes = frac
[INFO] [stdout]     |  __________________________^
[INFO] [stdout]  97 | |             .attributes()
[INFO] [stdout]  98 | |             .iter()
[INFO] [stdout]  99 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |             })
[INFO] [stdout] 103 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:96:26
[INFO] [stdout]     |
[INFO] [stdout]  96 |           let attributes = frac
[INFO] [stdout]     |  __________________________^
[INFO] [stdout]  97 | |             .attributes()
[INFO] [stdout]  98 | |             .iter()
[INFO] [stdout]  99 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |             })
[INFO] [stdout] 103 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:99:22
[INFO] [stdout]     |
[INFO] [stdout]  99 |               .map(|a| match a {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 100 | |                 FracAttr::Global(ga) => self.render_attr(ga),
[INFO] [stdout] 101 | |                 FracAttr::LineThickness(lt) => Ok(format!(r#"linethickness="{lt}""#)),
[INFO] [stdout] 102 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:100:41
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 FracAttr::Global(ga) => self.render_attr(ga),
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:101:48
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 FracAttr::LineThickness(lt) => Ok(format!(r#"linethickness="{lt}""#)),
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:96:26
[INFO] [stdout]     |
[INFO] [stdout]  96 |           let attributes = frac
[INFO] [stdout]     |  __________________________^
[INFO] [stdout]  97 | |             .attributes()
[INFO] [stdout]  98 | |             .iter()
[INFO] [stdout]  99 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |             })
[INFO] [stdout] 103 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Ok(format!("<mfrac {attributes}>{num}{denom}</mfrac>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:112:44
[INFO] [stdout]     |
[INFO] [stdout] 112 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 113 | |         let content = ident.ident();
[INFO] [stdout] 114 | |         let attrs = ident
[INFO] [stdout] 115 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 121 | |         Ok(format!("<mi {attrs}>{content}</mi>"))
[INFO] [stdout] 122 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:114:21
[INFO] [stdout]     |
[INFO] [stdout] 114 |           let attrs = ident
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 115 | |             .attributes()
[INFO] [stdout] 116 | |             .iter()
[INFO] [stdout] 117 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 118 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:114:21
[INFO] [stdout]     |
[INFO] [stdout] 114 |           let attrs = ident
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 115 | |             .attributes()
[INFO] [stdout] 116 | |             .iter()
[INFO] [stdout] 117 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 118 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:117:22
[INFO] [stdout]     |
[INFO] [stdout] 117 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:114:21
[INFO] [stdout]     |
[INFO] [stdout] 114 |           let attrs = ident
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 115 | |             .attributes()
[INFO] [stdout] 116 | |             .iter()
[INFO] [stdout] 117 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 118 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         Ok(format!("<mi {attrs}>{content}</mi>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:127:44
[INFO] [stdout]     |
[INFO] [stdout] 127 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 128 | |         let content = self.render_elements(multiscripts.content())?;
[INFO] [stdout] 129 | |         let attr = multiscripts
[INFO] [stdout] 130 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 136 | |         Ok(format!("<mmultiscripts {attr}>{content}</mmultiscripts>"))
[INFO] [stdout] 137 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let content = self.render_elements(multiscripts.content())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let content = self.render_elements(multiscripts.content())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let content = self.render_elements(multiscripts.content())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |           let attr = multiscripts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 130 | |             .attributes()
[INFO] [stdout] 131 | |             .iter()
[INFO] [stdout] 132 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 133 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |           let attr = multiscripts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 130 | |             .attributes()
[INFO] [stdout] 131 | |             .iter()
[INFO] [stdout] 132 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 133 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |           let attr = multiscripts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 130 | |             .attributes()
[INFO] [stdout] 131 | |             .iter()
[INFO] [stdout] 132 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 133 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         Ok(format!("<mmultiscripts {attr}>{content}</mmultiscripts>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:139:99
[INFO] [stdout]     |
[INFO] [stdout] 139 |       fn render_prescripts(&mut self, prescripts: &Prescripts) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ___________________________________________________________________________________________________^
[INFO] [stdout] 140 | |         let attr = prescripts
[INFO] [stdout] 141 | |             .attributes()
[INFO] [stdout] 142 | |             .iter()
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |         Ok(format!("<mprescripts {attr}/>"))
[INFO] [stdout] 147 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:140:20
[INFO] [stdout]     |
[INFO] [stdout] 140 |           let attr = prescripts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 141 | |             .attributes()
[INFO] [stdout] 142 | |             .iter()
[INFO] [stdout] 143 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 144 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:140:20
[INFO] [stdout]     |
[INFO] [stdout] 140 |           let attr = prescripts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 141 | |             .attributes()
[INFO] [stdout] 142 | |             .iter()
[INFO] [stdout] 143 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 144 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:143:22
[INFO] [stdout]     |
[INFO] [stdout] 143 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:140:20
[INFO] [stdout]     |
[INFO] [stdout] 140 |           let attr = prescripts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 141 | |             .attributes()
[INFO] [stdout] 142 | |             .iter()
[INFO] [stdout] 143 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 144 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Ok(format!("<mprescripts {attr}/>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:149:95
[INFO] [stdout]     |
[INFO] [stdout] 149 |       fn render_num(&mut self, num: &crate::elements::Num) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  _______________________________________________________________________________________________^
[INFO] [stdout] 150 | |         let num_str = num.num();
[INFO] [stdout] 151 | |         let attr = num
[INFO] [stdout] 152 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 158 | |         Ok(format!("<mn {attr}>{num_str}</mn>"))
[INFO] [stdout] 159 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:151:20
[INFO] [stdout]     |
[INFO] [stdout] 151 |           let attr = num
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 152 | |             .attributes()
[INFO] [stdout] 153 | |             .iter()
[INFO] [stdout] 154 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 155 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:151:20
[INFO] [stdout]     |
[INFO] [stdout] 151 |           let attr = num
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 152 | |             .attributes()
[INFO] [stdout] 153 | |             .iter()
[INFO] [stdout] 154 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 155 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:151:20
[INFO] [stdout]     |
[INFO] [stdout] 151 |           let attr = num
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 152 | |             .attributes()
[INFO] [stdout] 153 | |             .iter()
[INFO] [stdout] 154 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 155 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         Ok(format!("<mn {attr}>{num_str}</mn>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:164:44
[INFO] [stdout]     |
[INFO] [stdout] 164 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 165 | |         let op = operator.op();
[INFO] [stdout] 166 | |         let attr = operator
[INFO] [stdout] 167 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 189 | |         Ok(format!("<mo {attr}>{op}</mo>"))
[INFO] [stdout] 190 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:166:20
[INFO] [stdout]     |
[INFO] [stdout] 166 |           let attr = operator
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 167 | |             .attributes()
[INFO] [stdout] 168 | |             .iter()
[INFO] [stdout] 169 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 185 | |             })
[INFO] [stdout] 186 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:166:20
[INFO] [stdout]     |
[INFO] [stdout] 166 |           let attr = operator
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 167 | |             .attributes()
[INFO] [stdout] 168 | |             .iter()
[INFO] [stdout] 169 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 185 | |             })
[INFO] [stdout] 186 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:169:22
[INFO] [stdout]     |
[INFO] [stdout] 169 |               .map(|a| {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 170 | |                 let attr = match a {
[INFO] [stdout] 171 | |                     OperatorAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout] 172 | |                     OperatorAttr::Form(form) => format!(r#"form="{form}""#),
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |                 Ok(attr)
[INFO] [stdout] 185 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:171:49
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     OperatorAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:171:49
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     OperatorAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:171:49
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     OperatorAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:184:17
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 Ok(attr)
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:166:20
[INFO] [stdout]     |
[INFO] [stdout] 166 |           let attr = operator
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 167 | |             .attributes()
[INFO] [stdout] 168 | |             .iter()
[INFO] [stdout] 169 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 185 | |             })
[INFO] [stdout] 186 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         Ok(format!("<mo {attr}>{op}</mo>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:195:44
[INFO] [stdout]     |
[INFO] [stdout] 195 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 196 | |         let content = self.render_elements(padded.children())?;
[INFO] [stdout] 197 | |         let attr = padded
[INFO] [stdout] 198 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 214 | |         Ok(format!(r#"<mpadded {attr}>{content}</mpadded>"#))
[INFO] [stdout] 215 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:196:23
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let content = self.render_elements(padded.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:196:23
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let content = self.render_elements(padded.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:196:23
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let content = self.render_elements(padded.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |           let attr = padded
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 198 | |             .attributes()
[INFO] [stdout] 199 | |             .iter()
[INFO] [stdout] 200 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |             })
[INFO] [stdout] 211 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |           let attr = padded
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 198 | |             .attributes()
[INFO] [stdout] 199 | |             .iter()
[INFO] [stdout] 200 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |             })
[INFO] [stdout] 211 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:200:22
[INFO] [stdout]     |
[INFO] [stdout] 200 |               .map(|a| {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 201 | |                 let attr = match a {
[INFO] [stdout] 202 | |                     PaddedAttr::Width(w) => format!(r#"width="{w}""#),
[INFO] [stdout] 203 | |                     PaddedAttr::Height(h) => format!(r#"height="{h}""#),
[INFO] [stdout] ...   |
[INFO] [stdout] 209 | |                 Ok(attr)
[INFO] [stdout] 210 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:207:47
[INFO] [stdout]     |
[INFO] [stdout] 207 |                     PaddedAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:207:47
[INFO] [stdout]     |
[INFO] [stdout] 207 |                     PaddedAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:207:47
[INFO] [stdout]     |
[INFO] [stdout] 207 |                     PaddedAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 Ok(attr)
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |           let attr = padded
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 198 | |             .attributes()
[INFO] [stdout] 199 | |             .iter()
[INFO] [stdout] 200 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |             })
[INFO] [stdout] 211 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         Ok(format!(r#"<mpadded {attr}>{content}</mpadded>"#))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:220:44
[INFO] [stdout]     |
[INFO] [stdout] 220 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 221 | |         let content = self.render_elements(phantom.children())?;
[INFO] [stdout] 222 | |         let attr = phantom
[INFO] [stdout] 223 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |         Ok(format!("<mphantom {attr}>{content}</mphantom>"))
[INFO] [stdout] 230 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:221:23
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let content = self.render_elements(phantom.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:221:23
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let content = self.render_elements(phantom.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:221:23
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let content = self.render_elements(phantom.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:222:20
[INFO] [stdout]     |
[INFO] [stdout] 222 |           let attr = phantom
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 223 | |             .attributes()
[INFO] [stdout] 224 | |             .iter()
[INFO] [stdout] 225 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 226 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:222:20
[INFO] [stdout]     |
[INFO] [stdout] 222 |           let attr = phantom
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 223 | |             .attributes()
[INFO] [stdout] 224 | |             .iter()
[INFO] [stdout] 225 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 226 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:225:22
[INFO] [stdout]     |
[INFO] [stdout] 225 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:222:20
[INFO] [stdout]     |
[INFO] [stdout] 222 |           let attr = phantom
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 223 | |             .attributes()
[INFO] [stdout] 224 | |             .iter()
[INFO] [stdout] 225 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 226 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         Ok(format!("<mphantom {attr}>{content}</mphantom>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 235 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 236 | |         let content = self.render_elements(radical.content())?;
[INFO] [stdout] 237 | |         let attr = radical
[INFO] [stdout] 238 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 251 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:236:23
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let content = self.render_elements(radical.content())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:236:23
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let content = self.render_elements(radical.content())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:236:23
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let content = self.render_elements(radical.content())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:237:20
[INFO] [stdout]     |
[INFO] [stdout] 237 |           let attr = radical
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 238 | |             .attributes()
[INFO] [stdout] 239 | |             .iter()
[INFO] [stdout] 240 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 241 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:237:20
[INFO] [stdout]     |
[INFO] [stdout] 237 |           let attr = radical
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 238 | |             .attributes()
[INFO] [stdout] 239 | |             .iter()
[INFO] [stdout] 240 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 241 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:240:22
[INFO] [stdout]     |
[INFO] [stdout] 240 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:237:20
[INFO] [stdout]     |
[INFO] [stdout] 237 |           let attr = radical
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 238 | |             .attributes()
[INFO] [stdout] 239 | |             .iter()
[INFO] [stdout] 240 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 241 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 | /         if radical.is_square() {
[INFO] [stdout] 245 | |             Ok(format!(r#"<msqrt {attr}>{content}</msqrt>"#))
[INFO] [stdout] 246 | |         } else {
[INFO] [stdout] 247 | |             let index = self.render_elements(radical.index())?;
[INFO] [stdout] 248 | |
[INFO] [stdout] 249 | |             Ok(format!(r#"<mroot {attr}>{content}{index}</mroot>"#))
[INFO] [stdout] 250 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:244:32
[INFO] [stdout]     |
[INFO] [stdout] 244 |           if radical.is_square() {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 245 | |             Ok(format!(r#"<msqrt {attr}>{content}</msqrt>"#))
[INFO] [stdout] 246 | |         } else {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:245:13
[INFO] [stdout]     |
[INFO] [stdout] 245 |             Ok(format!(r#"<msqrt {attr}>{content}</msqrt>"#))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:246:16
[INFO] [stdout]     |
[INFO] [stdout] 246 |           } else {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 247 | |             let index = self.render_elements(radical.index())?;
[INFO] [stdout] 248 | |
[INFO] [stdout] 249 | |             Ok(format!(r#"<mroot {attr}>{content}{index}</mroot>"#))
[INFO] [stdout] 250 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |             let index = self.render_elements(radical.index())?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |             let index = self.render_elements(radical.index())?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |             let index = self.render_elements(radical.index())?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |             Ok(format!(r#"<mroot {attr}>{content}{index}</mroot>"#))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:256:44
[INFO] [stdout]     |
[INFO] [stdout] 256 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 257 | |         let content = self.render_elements(row.children())?;
[INFO] [stdout] 258 | |         let attr = row
[INFO] [stdout] 259 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 265 | |         Ok(format!("<mrow {attr}>{content}</mrow>"))
[INFO] [stdout] 266 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:257:23
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let content = self.render_elements(row.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:257:23
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let content = self.render_elements(row.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:257:23
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let content = self.render_elements(row.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:258:20
[INFO] [stdout]     |
[INFO] [stdout] 258 |           let attr = row
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 259 | |             .attributes()
[INFO] [stdout] 260 | |             .iter()
[INFO] [stdout] 261 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 262 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:258:20
[INFO] [stdout]     |
[INFO] [stdout] 258 |           let attr = row
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 259 | |             .attributes()
[INFO] [stdout] 260 | |             .iter()
[INFO] [stdout] 261 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 262 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:261:22
[INFO] [stdout]     |
[INFO] [stdout] 261 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:258:20
[INFO] [stdout]     |
[INFO] [stdout] 258 |           let attr = row
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 259 | |             .attributes()
[INFO] [stdout] 260 | |             .iter()
[INFO] [stdout] 261 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 262 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         Ok(format!("<mrow {attr}>{content}</mrow>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:271:44
[INFO] [stdout]     |
[INFO] [stdout] 271 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 272 | |         let content = self.render_elements(semantics.children())?;
[INFO] [stdout] 273 | |         let attrs = semantics
[INFO] [stdout] 274 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 280 | |         Ok(format!("<semantics {attrs}>{content}</semantics>"))
[INFO] [stdout] 281 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:272:23
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let content = self.render_elements(semantics.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:272:23
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let content = self.render_elements(semantics.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:272:23
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let content = self.render_elements(semantics.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:273:21
[INFO] [stdout]     |
[INFO] [stdout] 273 |           let attrs = semantics
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 274 | |             .attributes()
[INFO] [stdout] 275 | |             .iter()
[INFO] [stdout] 276 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 277 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:273:21
[INFO] [stdout]     |
[INFO] [stdout] 273 |           let attrs = semantics
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 274 | |             .attributes()
[INFO] [stdout] 275 | |             .iter()
[INFO] [stdout] 276 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 277 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:276:22
[INFO] [stdout]     |
[INFO] [stdout] 276 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:273:21
[INFO] [stdout]     |
[INFO] [stdout] 273 |           let attrs = semantics
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 274 | |             .attributes()
[INFO] [stdout] 275 | |             .iter()
[INFO] [stdout] 276 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 277 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:280:9
[INFO] [stdout]     |
[INFO] [stdout] 280 |         Ok(format!("<semantics {attrs}>{content}</semantics>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:286:44
[INFO] [stdout]     |
[INFO] [stdout] 286 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 287 | |         let attrs = space
[INFO] [stdout] 288 | |             .attributes()
[INFO] [stdout] 289 | |             .iter()
[INFO] [stdout] ...   |
[INFO] [stdout] 303 | |         Ok(format!("<mspace {attrs}/>"))
[INFO] [stdout] 304 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 287 |           let attrs = space
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 288 | |             .attributes()
[INFO] [stdout] 289 | |             .iter()
[INFO] [stdout] 290 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 299 | |             })
[INFO] [stdout] 300 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 287 |           let attrs = space
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 288 | |             .attributes()
[INFO] [stdout] 289 | |             .iter()
[INFO] [stdout] 290 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 299 | |             })
[INFO] [stdout] 300 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |               .map(|a| {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 291 | |                 let attr = match a {
[INFO] [stdout] 292 | |                     SpaceAttr::Width(w) => format!(r#"width="{w}""#),
[INFO] [stdout] 293 | |                     SpaceAttr::Height(h) => format!(r#"height="{h}""#),
[INFO] [stdout] ...   |
[INFO] [stdout] 298 | |                 Ok(attr)
[INFO] [stdout] 299 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:295:46
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     SpaceAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:295:46
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     SpaceAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:295:46
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     SpaceAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:298:17
[INFO] [stdout]     |
[INFO] [stdout] 298 |                 Ok(attr)
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 287 |           let attrs = space
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 288 | |             .attributes()
[INFO] [stdout] 289 | |             .iter()
[INFO] [stdout] 290 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 299 | |             })
[INFO] [stdout] 300 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:303:9
[INFO] [stdout]     |
[INFO] [stdout] 303 |         Ok(format!("<mspace {attrs}/>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:309:44
[INFO] [stdout]     |
[INFO] [stdout] 309 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 310 | |         let content = str_literal.content();
[INFO] [stdout] 311 | |         let attr = str_literal
[INFO] [stdout] 312 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 318 | |         Ok(format!("<ms {attr}>{content}</ms>"))
[INFO] [stdout] 319 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |           let attr = str_literal
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 312 | |             .attributes()
[INFO] [stdout] 313 | |             .iter()
[INFO] [stdout] 314 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 315 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |           let attr = str_literal
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 312 | |             .attributes()
[INFO] [stdout] 313 | |             .iter()
[INFO] [stdout] 314 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 315 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:314:22
[INFO] [stdout]     |
[INFO] [stdout] 314 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |           let attr = str_literal
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 312 | |             .attributes()
[INFO] [stdout] 313 | |             .iter()
[INFO] [stdout] 314 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 315 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 318 |         Ok(format!("<ms {attr}>{content}</ms>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:324:44
[INFO] [stdout]     |
[INFO] [stdout] 324 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 325 | |         let content = self.render_elements(style.children())?;
[INFO] [stdout] 326 | |         let attr = style
[INFO] [stdout] 327 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 333 | |         Ok(format!("<mstyle {attr}>{content}</mstyle>"))
[INFO] [stdout] 334 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:325:23
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let content = self.render_elements(style.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:325:23
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let content = self.render_elements(style.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:325:23
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let content = self.render_elements(style.children())?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:326:20
[INFO] [stdout]     |
[INFO] [stdout] 326 |           let attr = style
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 327 | |             .attributes()
[INFO] [stdout] 328 | |             .iter()
[INFO] [stdout] 329 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 330 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:326:20
[INFO] [stdout]     |
[INFO] [stdout] 326 |           let attr = style
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 327 | |             .attributes()
[INFO] [stdout] 328 | |             .iter()
[INFO] [stdout] 329 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 330 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:329:22
[INFO] [stdout]     |
[INFO] [stdout] 329 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:326:20
[INFO] [stdout]     |
[INFO] [stdout] 326 |           let attr = style
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 327 | |             .attributes()
[INFO] [stdout] 328 | |             .iter()
[INFO] [stdout] 329 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 330 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         Ok(format!("<mstyle {attr}>{content}</mstyle>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:339:44
[INFO] [stdout]     |
[INFO] [stdout] 339 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 340 | |         let sub = sub_sup.sub();
[INFO] [stdout] 341 | |         let sup = sub_sup.sup();
[INFO] [stdout] ...   |
[INFO] [stdout] 366 | |         Ok(format!("<{tag} {attr}>{base}{formatting}</{tag}>"))
[INFO] [stdout] 367 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:345:43
[INFO] [stdout]     |
[INFO] [stdout] 345 |             (None, Some(sup)) => ("msup", self.render_elements(sup)?),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:345:43
[INFO] [stdout]     |
[INFO] [stdout] 345 |             (None, Some(sup)) => ("msup", self.render_elements(sup)?),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:345:43
[INFO] [stdout]     |
[INFO] [stdout] 345 |             (None, Some(sup)) => ("msup", self.render_elements(sup)?),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:346:43
[INFO] [stdout]     |
[INFO] [stdout] 346 |             (Some(sub), None) => ("msub", self.render_elements(sub)?),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:346:43
[INFO] [stdout]     |
[INFO] [stdout] 346 |             (Some(sub), None) => ("msub", self.render_elements(sub)?),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:346:43
[INFO] [stdout]     |
[INFO] [stdout] 346 |             (Some(sub), None) => ("msub", self.render_elements(sub)?),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:350:38
[INFO] [stdout]     |
[INFO] [stdout] 350 |                 let mut formatting = self.render_elements(sub)?;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:350:38
[INFO] [stdout]     |
[INFO] [stdout] 350 |                 let mut formatting = self.render_elements(sub)?;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:350:38
[INFO] [stdout]     |
[INFO] [stdout] 350 |                 let mut formatting = self.render_elements(sub)?;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:351:38
[INFO] [stdout]     |
[INFO] [stdout] 351 |                 formatting.push_str(&self.render_elements(sup)?);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:351:38
[INFO] [stdout]     |
[INFO] [stdout] 351 |                 formatting.push_str(&self.render_elements(sup)?);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:351:38
[INFO] [stdout]     |
[INFO] [stdout] 351 |                 formatting.push_str(&self.render_elements(sup)?);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:357:20
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let base = self.render_elements(sub_sup.base())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:357:20
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let base = self.render_elements(sub_sup.base())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:357:20
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let base = self.render_elements(sub_sup.base())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:359:20
[INFO] [stdout]     |
[INFO] [stdout] 359 |           let attr = sub_sup
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 360 | |             .attributes()
[INFO] [stdout] 361 | |             .iter()
[INFO] [stdout] 362 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 363 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:359:20
[INFO] [stdout]     |
[INFO] [stdout] 359 |           let attr = sub_sup
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 360 | |             .attributes()
[INFO] [stdout] 361 | |             .iter()
[INFO] [stdout] 362 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 363 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:362:22
[INFO] [stdout]     |
[INFO] [stdout] 362 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:359:20
[INFO] [stdout]     |
[INFO] [stdout] 359 |           let attr = sub_sup
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 360 | |             .attributes()
[INFO] [stdout] 361 | |             .iter()
[INFO] [stdout] 362 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 363 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:366:9
[INFO] [stdout]     |
[INFO] [stdout] 366 |         Ok(format!("<{tag} {attr}>{base}{formatting}</{tag}>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:372:44
[INFO] [stdout]     |
[INFO] [stdout] 372 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 373 | |         let mut rows = String::default();
[INFO] [stdout] 374 | |         let mut cells = String::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 426 | |         Ok(format!(r#"<mtable {table_attr}>{rows}</mtable>"#))
[INFO] [stdout] 427 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:378:36
[INFO] [stdout]     |
[INFO] [stdout] 378 |                 let cell_content = self.render_elements(cell.children())?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:378:36
[INFO] [stdout]     |
[INFO] [stdout] 378 |                 let cell_content = self.render_elements(cell.children())?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:378:36
[INFO] [stdout]     |
[INFO] [stdout] 378 |                 let cell_content = self.render_elements(cell.children())?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:379:33
[INFO] [stdout]     |
[INFO] [stdout] 379 |                   let cell_attr = cell
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 380 | |                     .attributes()
[INFO] [stdout] 381 | |                     .iter()
[INFO] [stdout] 382 | |                     .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 386 | |                     })
[INFO] [stdout] 387 | |                     .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:379:33
[INFO] [stdout]     |
[INFO] [stdout] 379 |                   let cell_attr = cell
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 380 | |                     .attributes()
[INFO] [stdout] 381 | |                     .iter()
[INFO] [stdout] 382 | |                     .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 386 | |                     })
[INFO] [stdout] 387 | |                     .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:382:30
[INFO] [stdout]     |
[INFO] [stdout] 382 |                       .map(|a| match a {
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 383 | |                         TableCellAttr::ColumnSpan(cs) => Ok(format!(r#"columnspan="{cs}""#)),
[INFO] [stdout] 384 | |                         TableCellAttr::RowSpan(rs) => Ok(format!(r#"rowspan="{rs}""#)),
[INFO] [stdout] 385 | |                         TableCellAttr::Global(ga) => self.render_attr(ga),
[INFO] [stdout] 386 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:383:58
[INFO] [stdout]     |
[INFO] [stdout] 383 |                         TableCellAttr::ColumnSpan(cs) => Ok(format!(r#"columnspan="{cs}""#)),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:384:55
[INFO] [stdout]     |
[INFO] [stdout] 384 |                         TableCellAttr::RowSpan(rs) => Ok(format!(r#"rowspan="{rs}""#)),
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:385:54
[INFO] [stdout]     |
[INFO] [stdout] 385 |                         TableCellAttr::Global(ga) => self.render_attr(ga),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:379:33
[INFO] [stdout]     |
[INFO] [stdout] 379 |                   let cell_attr = cell
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 380 | |                     .attributes()
[INFO] [stdout] 381 | |                     .iter()
[INFO] [stdout] 382 | |                     .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 386 | |                     })
[INFO] [stdout] 387 | |                     .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:397:28
[INFO] [stdout]     |
[INFO] [stdout] 397 |               let row_attr = row
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 398 | |                 .attributes()
[INFO] [stdout] 399 | |                 .iter()
[INFO] [stdout] 400 | |                 .map(|a| self.render_attr(a))
[INFO] [stdout] 401 | |                 .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:397:28
[INFO] [stdout]     |
[INFO] [stdout] 397 |               let row_attr = row
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 398 | |                 .attributes()
[INFO] [stdout] 399 | |                 .iter()
[INFO] [stdout] 400 | |                 .map(|a| self.render_attr(a))
[INFO] [stdout] 401 | |                 .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:400:26
[INFO] [stdout]     |
[INFO] [stdout] 400 |                 .map(|a| self.render_attr(a))
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:397:28
[INFO] [stdout]     |
[INFO] [stdout] 397 |               let row_attr = row
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 398 | |                 .attributes()
[INFO] [stdout] 399 | |                 .iter()
[INFO] [stdout] 400 | |                 .map(|a| self.render_attr(a))
[INFO] [stdout] 401 | |                 .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:413:26
[INFO] [stdout]     |
[INFO] [stdout] 413 |           let table_attr = table
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 414 | |             .attributes()
[INFO] [stdout] 415 | |             .iter()
[INFO] [stdout] 416 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 422 | |             })
[INFO] [stdout] 423 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:413:26
[INFO] [stdout]     |
[INFO] [stdout] 413 |           let table_attr = table
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 414 | |             .attributes()
[INFO] [stdout] 415 | |             .iter()
[INFO] [stdout] 416 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 422 | |             })
[INFO] [stdout] 423 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:416:22
[INFO] [stdout]     |
[INFO] [stdout] 416 |               .map(|a| match a {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 417 | |                 TableAttr::ColumnLines(cl) => {
[INFO] [stdout] 418 | |                     let lines = cl.iter().map(AsRef::as_ref).collect::<Vec<_>>().join(" ");
[INFO] [stdout] 419 | |                     Ok(format!(r#"columnlines="{lines}""#))
[INFO] [stdout] 420 | |                 }
[INFO] [stdout] 421 | |                 TableAttr::Global(ga) => self.render_attr(ga),
[INFO] [stdout] 422 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:417:47
[INFO] [stdout]     |
[INFO] [stdout] 417 |                   TableAttr::ColumnLines(cl) => {
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 418 | |                     let lines = cl.iter().map(AsRef::as_ref).collect::<Vec<_>>().join(" ");
[INFO] [stdout] 419 | |                     Ok(format!(r#"columnlines="{lines}""#))
[INFO] [stdout] 420 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:419:21
[INFO] [stdout]     |
[INFO] [stdout] 419 |                     Ok(format!(r#"columnlines="{lines}""#))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:421:42
[INFO] [stdout]     |
[INFO] [stdout] 421 |                 TableAttr::Global(ga) => self.render_attr(ga),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:413:26
[INFO] [stdout]     |
[INFO] [stdout] 413 |           let table_attr = table
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 414 | |             .attributes()
[INFO] [stdout] 415 | |             .iter()
[INFO] [stdout] 416 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 422 | |             })
[INFO] [stdout] 423 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |         Ok(format!(r#"<mtable {table_attr}>{rows}</mtable>"#))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:429:98
[INFO] [stdout]     |
[INFO] [stdout] 429 |       fn render_text(&mut self, text: &crate::elements::Text) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout] 430 | |         let content = text.text();
[INFO] [stdout] 431 | |         let attr = text
[INFO] [stdout] 432 | |             .attributes()
[INFO] [stdout] ...   |
[INFO] [stdout] 438 | |         Ok(format!("<mtext {attr}>{content}</mtext>"))
[INFO] [stdout] 439 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:431:20
[INFO] [stdout]     |
[INFO] [stdout] 431 |           let attr = text
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 432 | |             .attributes()
[INFO] [stdout] 433 | |             .iter()
[INFO] [stdout] 434 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 435 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:431:20
[INFO] [stdout]     |
[INFO] [stdout] 431 |           let attr = text
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 432 | |             .attributes()
[INFO] [stdout] 433 | |             .iter()
[INFO] [stdout] 434 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 435 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:434:22
[INFO] [stdout]     |
[INFO] [stdout] 434 |             .map(|a| self.render_attr(a))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:431:20
[INFO] [stdout]     |
[INFO] [stdout] 431 |           let attr = text
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 432 | |             .attributes()
[INFO] [stdout] 433 | |             .iter()
[INFO] [stdout] 434 | |             .map(|a| self.render_attr(a))
[INFO] [stdout] 435 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 438 |         Ok(format!("<mtext {attr}>{content}</mtext>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:444:44
[INFO] [stdout]     |
[INFO] [stdout] 444 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 445 | |         let under = under_over.under();
[INFO] [stdout] 446 | |         let over = under_over.over();
[INFO] [stdout] ...   |
[INFO] [stdout] 478 | |         Ok(format!("<{tag} {attr}>{base}{formatting}</{tag}>"))
[INFO] [stdout] 479 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:450:45
[INFO] [stdout]     |
[INFO] [stdout] 450 |             (None, Some(over)) => ("mover", self.render_elements(over)?),
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:450:45
[INFO] [stdout]     |
[INFO] [stdout] 450 |             (None, Some(over)) => ("mover", self.render_elements(over)?),
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:450:45
[INFO] [stdout]     |
[INFO] [stdout] 450 |             (None, Some(over)) => ("mover", self.render_elements(over)?),
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:451:47
[INFO] [stdout]     |
[INFO] [stdout] 451 |             (Some(under), None) => ("munder", self.render_elements(under)?),
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:451:47
[INFO] [stdout]     |
[INFO] [stdout] 451 |             (Some(under), None) => ("munder", self.render_elements(under)?),
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:451:47
[INFO] [stdout]     |
[INFO] [stdout] 451 |             (Some(under), None) => ("munder", self.render_elements(under)?),
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:455:38
[INFO] [stdout]     |
[INFO] [stdout] 455 |                 let mut formatting = self.render_elements(under)?;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:455:38
[INFO] [stdout]     |
[INFO] [stdout] 455 |                 let mut formatting = self.render_elements(under)?;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:455:38
[INFO] [stdout]     |
[INFO] [stdout] 455 |                 let mut formatting = self.render_elements(under)?;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:456:38
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 formatting.push_str(&self.render_elements(over)?);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:456:38
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 formatting.push_str(&self.render_elements(over)?);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:456:38
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 formatting.push_str(&self.render_elements(over)?);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:462:20
[INFO] [stdout]     |
[INFO] [stdout] 462 |         let base = self.render_elements(under_over.expr())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:462:20
[INFO] [stdout]     |
[INFO] [stdout] 462 |         let base = self.render_elements(under_over.expr())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:462:20
[INFO] [stdout]     |
[INFO] [stdout] 462 |         let base = self.render_elements(under_over.expr())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:464:20
[INFO] [stdout]     |
[INFO] [stdout] 464 |           let attr = under_over
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 465 | |             .attributes()
[INFO] [stdout] 466 | |             .iter()
[INFO] [stdout] 467 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 474 | |             })
[INFO] [stdout] 475 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:464:20
[INFO] [stdout]     |
[INFO] [stdout] 464 |           let attr = under_over
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 465 | |             .attributes()
[INFO] [stdout] 466 | |             .iter()
[INFO] [stdout] 467 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 474 | |             })
[INFO] [stdout] 475 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:467:22
[INFO] [stdout]     |
[INFO] [stdout] 467 |               .map(|a| {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 468 | |                 let attr = match a {
[INFO] [stdout] 469 | |                     UnderOverAttr::AccentUnder => String::from(r#"accentunder="true""#),
[INFO] [stdout] 470 | |                     UnderOverAttr::AccentOver => String::from(r#"accent="true""#),
[INFO] [stdout] ...   |
[INFO] [stdout] 473 | |                 Ok(attr)
[INFO] [stdout] 474 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:471:50
[INFO] [stdout]     |
[INFO] [stdout] 471 |                     UnderOverAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:471:50
[INFO] [stdout]     |
[INFO] [stdout] 471 |                     UnderOverAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:471:50
[INFO] [stdout]     |
[INFO] [stdout] 471 |                     UnderOverAttr::Global(ga) => self.render_attr(ga)?,
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:473:17
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 Ok(attr)
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:464:20
[INFO] [stdout]     |
[INFO] [stdout] 464 |           let attr = under_over
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 465 | |             .attributes()
[INFO] [stdout] 466 | |             .iter()
[INFO] [stdout] 467 | |             .map(|a| {
[INFO] [stdout] ...   |
[INFO] [stdout] 474 | |             })
[INFO] [stdout] 475 | |             .collect::<Result<Vec<_>, Self::Error>>()?
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |         Ok(format!("<{tag} {attr}>{base}{formatting}</{tag}>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:484:44
[INFO] [stdout]     |
[INFO] [stdout] 484 |       ) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 485 | |         let attr = match attr {
[INFO] [stdout] 486 | |             Attribute::Class(c) => format!("class=\"{}\"", c),
[INFO] [stdout] 487 | |             Attribute::Data { name, value } => format!(r#"data-{name}="{value}""#),
[INFO] [stdout] ...   |
[INFO] [stdout] 515 | |         Ok(attr)
[INFO] [stdout] 516 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:515:9
[INFO] [stdout]     |
[INFO] [stdout] 515 |         Ok(attr)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:518:94
[INFO] [stdout]     |
[INFO] [stdout] 518 |       fn render_mathml(&mut self, mathml: &crate::MathMl) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  ______________________________________________________________________________________________^
[INFO] [stdout] 519 | |         let content = self.render_elements(&mathml.content)?;
[INFO] [stdout] 520 | |
[INFO] [stdout] 521 | |         let attr = mathml
[INFO] [stdout] ...   |
[INFO] [stdout] 535 | |         Ok(format!("<math {attr}>{content}</math>"))
[INFO] [stdout] 536 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]    --> src/default_renderer.rs:519:23
[INFO] [stdout]     |
[INFO] [stdout] 519 |         let content = self.render_elements(&mathml.content)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:519:23
[INFO] [stdout]     |
[INFO] [stdout] 519 |         let content = self.render_elements(&mathml.content)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:519:23
[INFO] [stdout]     |
[INFO] [stdout] 519 |         let content = self.render_elements(&mathml.content)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, Vec<String>>
[INFO] [stdout]    --> src/default_renderer.rs:521:20
[INFO] [stdout]     |
[INFO] [stdout] 521 |           let attr = mathml
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 522 | |             .attr
[INFO] [stdout] 523 | |             .iter()
[INFO] [stdout] 524 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 531 | |             })
[INFO] [stdout] 532 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<String>, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:521:20
[INFO] [stdout]     |
[INFO] [stdout] 521 |           let attr = mathml
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 522 | |             .attr
[INFO] [stdout] 523 | |             .iter()
[INFO] [stdout] 524 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 531 | |             })
[INFO] [stdout] 532 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:524:22
[INFO] [stdout]     |
[INFO] [stdout] 524 |               .map(|a| match a {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 525 | |                 MathMlAttr::Display(d) => match d {
[INFO] [stdout] 526 | |                     DisplayAttr::Block => Ok(String::from(r#"display="block""#)),
[INFO] [stdout] 527 | |                     DisplayAttr::Inline => Ok(String::from(r#"display="inline""#)),
[INFO] [stdout] ...   |
[INFO] [stdout] 530 | |                 MathMlAttr::Global(a) => self.render_attr(a),
[INFO] [stdout] 531 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:525:43
[INFO] [stdout]     |
[INFO] [stdout] 525 |                   MathMlAttr::Display(d) => match d {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 526 | |                     DisplayAttr::Block => Ok(String::from(r#"display="block""#)),
[INFO] [stdout] 527 | |                     DisplayAttr::Inline => Ok(String::from(r#"display="inline""#)),
[INFO] [stdout] 528 | |                 },
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:526:43
[INFO] [stdout]     |
[INFO] [stdout] 526 |                     DisplayAttr::Block => Ok(String::from(r#"display="block""#)),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:527:44
[INFO] [stdout]     |
[INFO] [stdout] 527 |                     DisplayAttr::Inline => Ok(String::from(r#"display="inline""#)),
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:529:47
[INFO] [stdout]     |
[INFO] [stdout] 529 |                 MathMlAttr::AltText(alt_t) => Ok(format!(r#"alttext="{alt_t}""#)),
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:530:42
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 MathMlAttr::Global(a) => self.render_attr(a),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:521:20
[INFO] [stdout]     |
[INFO] [stdout] 521 |           let attr = mathml
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 522 | |             .attr
[INFO] [stdout] 523 | |             .iter()
[INFO] [stdout] 524 | |             .map(|a| match a {
[INFO] [stdout] ...   |
[INFO] [stdout] 531 | |             })
[INFO] [stdout] 532 | |             .collect::<Result<Vec<_>, _>>()?
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/default_renderer.rs:535:9
[INFO] [stdout]     |
[INFO] [stdout] 535 |         Ok(format!("<math {attr}>{content}</math>"))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alemat` (lib) due to 258 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "005e0a66a6dea6d9b27896e375817e3edbe56dec823790e8269dd4a4de24dcd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "005e0a66a6dea6d9b27896e375817e3edbe56dec823790e8269dd4a4de24dcd8", kill_on_drop: false }`
[INFO] [stdout] 005e0a66a6dea6d9b27896e375817e3edbe56dec823790e8269dd4a4de24dcd8
