[INFO] fetching crate yew-alt-html 0.4.0...
[INFO] testing yew-alt-html-0.4.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate yew-alt-html 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yew-alt-html 0.4.0
[INFO] finished tweaking crates.io crate yew-alt-html 0.4.0
[INFO] tweaked toml for crates.io crate yew-alt-html 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yew-alt-html 0.4.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e4a37127cd2ef60693e3a4017372d9adac829104bb2f220b4c7c11ae1674711
[INFO] running `Command { std: "docker" "start" "-a" "2e4a37127cd2ef60693e3a4017372d9adac829104bb2f220b4c7c11ae1674711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e4a37127cd2ef60693e3a4017372d9adac829104bb2f220b4c7c11ae1674711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4a37127cd2ef60693e3a4017372d9adac829104bb2f220b4c7c11ae1674711", kill_on_drop: false }`
[INFO] [stdout] 2e4a37127cd2ef60693e3a4017372d9adac829104bb2f220b4c7c11ae1674711
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f576f0dbcd669d083469eb974227d88ac40b46e44fde32694ca3592ab864378
[INFO] running `Command { std: "docker" "start" "-a" "9f576f0dbcd669d083469eb974227d88ac40b46e44fde32694ca3592ab864378", kill_on_drop: false }`
[INFO] [stderr]    Compiling yew-alt-html v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:26:39
[INFO] [stdout]     |
[INFO] [stdout]  26 |             Content::ForIter(expr) => tt_stream![tt::brace(expr)],
[INFO] [stdout]     |                                       --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:29:42
[INFO] [stdout]     |
[INFO] [stdout]  29 |             Content::Expression(expr) => tt_stream![tt::brace(expr)],
[INFO] [stdout]     |                                          --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:69:30
[INFO] [stdout]     |
[INFO] [stdout]  69 |           tt_stream![tt::brace(tt_stream![
[INFO] [stdout]     |  ______________________________-
[INFO] [stdout]  70 | |             match_keyword,
[INFO] [stdout]  71 | |             value,
[INFO] [stdout]  72 | |             tt::brace(cases)
[INFO] [stdout]  73 | |         ])]
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:69:9
[INFO] [stdout]     |
[INFO] [stdout]  69 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stdout]  70 | |             match_keyword,
[INFO] [stdout]  71 | |             value,
[INFO] [stdout]  72 | |             tt::brace(cases)
[INFO] [stdout]  73 | |         ])]
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:100:18
[INFO] [stdout]     |
[INFO] [stdout] 100 |             } => tt_stream![pattern, arrow, tt_call_macro!(::yew::html!(value))],
[INFO] [stdout]     |                  --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:101:40
[INFO] [stdout]     |
[INFO] [stdout] 101 |             MatchCase::Comma(comma) => tt_stream![comma],
[INFO] [stdout]     |                                        ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:149:32
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let if_opt_let_start = tt_stream![if_keyword, condition, tt::brace((*if_true).clone())];
[INFO] [stdout]     |                                ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:152:43
[INFO] [stdout]     |
[INFO] [stdout] 152 |             .map(|(else_keyword, r#else)| tt_stream![else_keyword, tt::brace((*r#else).clone())])
[INFO] [stdout]     |                                           ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         tt_stream![if_opt_let_start, else_part]
[INFO] [stdout]     |         --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:206:30
[INFO] [stdout]     |
[INFO] [stdout] 206 |           tt_stream![tt::brace(tt_stream![
[INFO] [stdout]     |  ______________________________-
[INFO] [stdout] 207 | |             for_keyword.clone(),
[INFO] [stdout] 208 | |             tt::brace(tt_stream![
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             ])
[INFO] [stdout] 238 | |         ])]
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:208:23
[INFO] [stdout]     |
[INFO] [stdout] 208 |               tt::brace(tt_stream![
[INFO] [stdout]     |  _______________________-
[INFO] [stdout] 209 | |                 // let mut _result = Vec::<::yew::html::Html>::new();
[INFO] [stdout] 210 | |                 tt::ident("let"),
[INFO] [stdout] 211 | |                 tt::ident("mut"),
[INFO] [stdout] ...   |
[INFO] [stdout] 236 | |                 tt::ident("_result"),
[INFO] [stdout] 237 | |             ])
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:228:27
[INFO] [stdout]     |
[INFO] [stdout] 228 |                   tt::brace(tt_stream![
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 229 | |                     // _result.push(::yew::html! { body })
[INFO] [stdout] 230 | |                     tt::ident("_result"),
[INFO] [stdout] 231 | |                     '.',
[INFO] [stdout] 232 | |                     tt::ident("push"),
[INFO] [stdout] 233 | |                     tt::parenthesis(tt_call_macro!(::yew::html!(body))),
[INFO] [stdout] 234 | |                 ]),
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stdout] 207 | |             for_keyword.clone(),
[INFO] [stdout] 208 | |             tt::brace(tt_stream![
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             ])
[INFO] [stdout] 238 | |         ])]
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:285:28
[INFO] [stdout]     |
[INFO] [stdout] 285 |                     return tt_stream!['<', name, generics, attributes, '/', '>'];
[INFO] [stdout]     |                            ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:288:17
[INFO] [stdout]     |
[INFO] [stdout] 288 | /                 tt_stream![
[INFO] [stdout] 289 | |                     // <...<...> ...=...>
[INFO] [stdout] 290 | |                     '<',
[INFO] [stdout] 291 | |                     name.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 302 | |                     '>',
[INFO] [stdout] 303 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:308:28
[INFO] [stdout]     |
[INFO] [stdout] 308 |                     return tt_stream!['<', name, attributes, '/', '>'];
[INFO] [stdout]     |                            ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 | /                 tt_stream![
[INFO] [stdout] 312 | |                     // <... ...=...>
[INFO] [stdout] 313 | |                     '<',
[INFO] [stdout] 314 | |                     name.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 323 | |                     '>',
[INFO] [stdout] 324 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:335:28
[INFO] [stdout]     |
[INFO] [stdout] 335 |                     return tt_stream!['<', start, name, attributes, '/', '>'];
[INFO] [stdout]     |                            -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 | /                 tt_stream![
[INFO] [stdout] 339 | |                     // <@{...} ...=...>
[INFO] [stdout] 340 | |                     '<',
[INFO] [stdout] 341 | |                     start.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 351 | |                     '>',
[INFO] [stdout] 352 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:354:34
[INFO] [stdout]     |
[INFO] [stdout] 354 |             TagOpen::Fragment => tt_stream!['<', '>', children, '<', '/', '>'],
[INFO] [stdout]     |                                  --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:490:29
[INFO] [stdout]     |
[INFO] [stdout] 490 |             .map(|generics| tt_stream!['<', generics, '>'])
[INFO] [stdout]     |                             ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:529:18
[INFO] [stdout]     |
[INFO] [stdout] 529 |             } => tt_stream![property, name, equals, tt::brace(value)],
[INFO] [stdout]     |                  ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:530:56
[INFO] [stdout]     |
[INFO] [stdout] 530 |             Attribute::Short { variable, property } => tt_stream![property, tt::brace(variable)],
[INFO] [stdout]     |                                                        ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:531:57
[INFO] [stdout]     |
[INFO] [stdout] 531 |             Attribute::PropSpread { rest, variable } => tt_stream![rest, variable],
[INFO] [stdout]     |                                                         -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:104:38
[INFO] [stdout]     |
[INFO] [stdout] 104 |             return ctx.complete_with(tt_stream![punct]);
[INFO] [stdout]     |                                      ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:146:78
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream![literal]),
[INFO] [stdout]     |                                                                              ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:164:47
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 _ => return ctx.complete_with(tt_stream![group]),
[INFO] [stdout]     |                                               ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:175:78
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream!(ident)),
[INFO] [stdout]     |                                                                              ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/mod.rs:516:23
[INFO] [stdout]     |
[INFO] [stdout] 516 |     ctx.complete_with(tt_stream![for_keyword, expr])
[INFO] [stdout]     |                       ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout]  74 | /             tt_stream![
[INFO] [stdout]  75 | |                 non_first_or_extern.then(|| tt::punct("::")),
[INFO] [stdout]  76 | |                 tt::ident(ident)
[INFO] [stdout]  77 | |             ]
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:230:27
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.into_punct().into_token_stream()
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     tt_stream![name, '!', tt::brace(inner),]
[INFO] [stdout]     |     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |         call_macro(tt_path!(compile_error), tt_stream![tt::literal(message)]),
[INFO] [stdout]     |                                             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reader.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn save(&self) -> Context {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn save(&self) -> Context<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "9f576f0dbcd669d083469eb974227d88ac40b46e44fde32694ca3592ab864378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f576f0dbcd669d083469eb974227d88ac40b46e44fde32694ca3592ab864378", kill_on_drop: false }`
[INFO] [stdout] 9f576f0dbcd669d083469eb974227d88ac40b46e44fde32694ca3592ab864378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47fab144789b91d2492a16255f2eae1526a02bd6e80e9ee656a239205817de49
[INFO] running `Command { std: "docker" "start" "-a" "47fab144789b91d2492a16255f2eae1526a02bd6e80e9ee656a239205817de49", kill_on_drop: false }`
[INFO] [stderr]    Compiling yew-alt-html v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:26:39
[INFO] [stdout]     |
[INFO] [stdout]  26 |             Content::ForIter(expr) => tt_stream![tt::brace(expr)],
[INFO] [stdout]     |                                       --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:29:42
[INFO] [stdout]     |
[INFO] [stdout]  29 |             Content::Expression(expr) => tt_stream![tt::brace(expr)],
[INFO] [stdout]     |                                          --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:69:30
[INFO] [stdout]     |
[INFO] [stdout]  69 |           tt_stream![tt::brace(tt_stream![
[INFO] [stdout]     |  ______________________________-
[INFO] [stdout]  70 | |             match_keyword,
[INFO] [stdout]  71 | |             value,
[INFO] [stdout]  72 | |             tt::brace(cases)
[INFO] [stdout]  73 | |         ])]
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:69:9
[INFO] [stdout]     |
[INFO] [stdout]  69 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stdout]  70 | |             match_keyword,
[INFO] [stdout]  71 | |             value,
[INFO] [stdout]  72 | |             tt::brace(cases)
[INFO] [stdout]  73 | |         ])]
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:100:18
[INFO] [stdout]     |
[INFO] [stdout] 100 |             } => tt_stream![pattern, arrow, tt_call_macro!(::yew::html!(value))],
[INFO] [stdout]     |                  --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:101:40
[INFO] [stdout]     |
[INFO] [stdout] 101 |             MatchCase::Comma(comma) => tt_stream![comma],
[INFO] [stdout]     |                                        ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:149:32
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let if_opt_let_start = tt_stream![if_keyword, condition, tt::brace((*if_true).clone())];
[INFO] [stdout]     |                                ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:152:43
[INFO] [stdout]     |
[INFO] [stdout] 152 |             .map(|(else_keyword, r#else)| tt_stream![else_keyword, tt::brace((*r#else).clone())])
[INFO] [stdout]     |                                           ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         tt_stream![if_opt_let_start, else_part]
[INFO] [stdout]     |         --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:206:30
[INFO] [stdout]     |
[INFO] [stdout] 206 |           tt_stream![tt::brace(tt_stream![
[INFO] [stdout]     |  ______________________________-
[INFO] [stdout] 207 | |             for_keyword.clone(),
[INFO] [stdout] 208 | |             tt::brace(tt_stream![
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             ])
[INFO] [stdout] 238 | |         ])]
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:208:23
[INFO] [stdout]     |
[INFO] [stdout] 208 |               tt::brace(tt_stream![
[INFO] [stdout]     |  _______________________-
[INFO] [stdout] 209 | |                 // let mut _result = Vec::<::yew::html::Html>::new();
[INFO] [stdout] 210 | |                 tt::ident("let"),
[INFO] [stdout] 211 | |                 tt::ident("mut"),
[INFO] [stdout] ...   |
[INFO] [stdout] 236 | |                 tt::ident("_result"),
[INFO] [stdout] 237 | |             ])
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:228:27
[INFO] [stdout]     |
[INFO] [stdout] 228 |                   tt::brace(tt_stream![
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 229 | |                     // _result.push(::yew::html! { body })
[INFO] [stdout] 230 | |                     tt::ident("_result"),
[INFO] [stdout] 231 | |                     '.',
[INFO] [stdout] 232 | |                     tt::ident("push"),
[INFO] [stdout] 233 | |                     tt::parenthesis(tt_call_macro!(::yew::html!(body))),
[INFO] [stdout] 234 | |                 ]),
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stdout] 207 | |             for_keyword.clone(),
[INFO] [stdout] 208 | |             tt::brace(tt_stream![
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             ])
[INFO] [stdout] 238 | |         ])]
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:285:28
[INFO] [stdout]     |
[INFO] [stdout] 285 |                     return tt_stream!['<', name, generics, attributes, '/', '>'];
[INFO] [stdout]     |                            ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:26:39
[INFO] [stdout]     |
[INFO] [stdout]  26 |             Content::ForIter(expr) => tt_stream![tt::brace(expr)],
[INFO] [stdout]     |                                       --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:288:17
[INFO] [stdout]     |
[INFO] [stdout] 288 | /                 tt_stream![
[INFO] [stdout] 289 | |                     // <...<...> ...=...>
[INFO] [stdout] 290 | |                     '<',
[INFO] [stdout] 291 | |                     name.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 302 | |                     '>',
[INFO] [stdout] 303 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:308:28
[INFO] [stdout]     |
[INFO] [stdout] 308 |                     return tt_stream!['<', name, attributes, '/', '>'];
[INFO] [stdout]     |                            ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:29:42
[INFO] [stdout]     |
[INFO] [stdout]  29 |             Content::Expression(expr) => tt_stream![tt::brace(expr)],
[INFO] [stdout]     |                                          --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 | /                 tt_stream![
[INFO] [stdout] 312 | |                     // <... ...=...>
[INFO] [stdout] 313 | |                     '<',
[INFO] [stdout] 314 | |                     name.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 323 | |                     '>',
[INFO] [stdout] 324 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:69:30
[INFO] [stdout]     |
[INFO] [stdout]  69 |           tt_stream![tt::brace(tt_stream![
[INFO] [stdout]     |  ______________________________-
[INFO] [stdout]  70 | |             match_keyword,
[INFO] [stdout]  71 | |             value,
[INFO] [stdout]  72 | |             tt::brace(cases)
[INFO] [stdout]  73 | |         ])]
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:69:9
[INFO] [stdout]     |
[INFO] [stdout]  69 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stdout]  70 | |             match_keyword,
[INFO] [stdout]  71 | |             value,
[INFO] [stdout]  72 | |             tt::brace(cases)
[INFO] [stdout]  73 | |         ])]
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:100:18
[INFO] [stdout]     |
[INFO] [stdout] 100 |             } => tt_stream![pattern, arrow, tt_call_macro!(::yew::html!(value))],
[INFO] [stdout]     |                  --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:101:40
[INFO] [stdout]     |
[INFO] [stdout] 101 |             MatchCase::Comma(comma) => tt_stream![comma],
[INFO] [stdout]     |                                        ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:149:32
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let if_opt_let_start = tt_stream![if_keyword, condition, tt::brace((*if_true).clone())];
[INFO] [stdout]     |                                ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:152:43
[INFO] [stdout]     |
[INFO] [stdout] 152 |             .map(|(else_keyword, r#else)| tt_stream![else_keyword, tt::brace((*r#else).clone())])
[INFO] [stdout]     |                                           ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:335:28
[INFO] [stdout]     |
[INFO] [stdout] 335 |                     return tt_stream!['<', start, name, attributes, '/', '>'];
[INFO] [stdout]     |                            -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 | /                 tt_stream![
[INFO] [stdout] 339 | |                     // <@{...} ...=...>
[INFO] [stdout] 340 | |                     '<',
[INFO] [stdout] 341 | |                     start.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 351 | |                     '>',
[INFO] [stdout] 352 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:354:34
[INFO] [stdout]     |
[INFO] [stdout] 354 |             TagOpen::Fragment => tt_stream!['<', '>', children, '<', '/', '>'],
[INFO] [stdout]     |                                  --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         tt_stream![if_opt_let_start, else_part]
[INFO] [stdout]     |         --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:206:30
[INFO] [stdout]     |
[INFO] [stdout] 206 |           tt_stream![tt::brace(tt_stream![
[INFO] [stdout]     |  ______________________________-
[INFO] [stdout] 207 | |             for_keyword.clone(),
[INFO] [stdout] 208 | |             tt::brace(tt_stream![
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             ])
[INFO] [stdout] 238 | |         ])]
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:208:23
[INFO] [stdout]     |
[INFO] [stdout] 208 |               tt::brace(tt_stream![
[INFO] [stdout]     |  _______________________-
[INFO] [stdout] 209 | |                 // let mut _result = Vec::<::yew::html::Html>::new();
[INFO] [stdout] 210 | |                 tt::ident("let"),
[INFO] [stdout] 211 | |                 tt::ident("mut"),
[INFO] [stdout] ...   |
[INFO] [stdout] 236 | |                 tt::ident("_result"),
[INFO] [stdout] 237 | |             ])
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:490:29
[INFO] [stdout]     |
[INFO] [stdout] 490 |             .map(|generics| tt_stream!['<', generics, '>'])
[INFO] [stdout]     |                             ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:228:27
[INFO] [stdout]     |
[INFO] [stdout] 228 |                   tt::brace(tt_stream![
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 229 | |                     // _result.push(::yew::html! { body })
[INFO] [stdout] 230 | |                     tt::ident("_result"),
[INFO] [stdout] 231 | |                     '.',
[INFO] [stdout] 232 | |                     tt::ident("push"),
[INFO] [stdout] 233 | |                     tt::parenthesis(tt_call_macro!(::yew::html!(body))),
[INFO] [stdout] 234 | |                 ]),
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:529:18
[INFO] [stdout]     |
[INFO] [stdout] 529 |             } => tt_stream![property, name, equals, tt::brace(value)],
[INFO] [stdout]     |                  ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:530:56
[INFO] [stdout]     |
[INFO] [stdout] 530 |             Attribute::Short { variable, property } => tt_stream![property, tt::brace(variable)],
[INFO] [stdout]     |                                                        ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stdout] 207 | |             for_keyword.clone(),
[INFO] [stdout] 208 | |             tt::brace(tt_stream![
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             ])
[INFO] [stdout] 238 | |         ])]
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:285:28
[INFO] [stdout]     |
[INFO] [stdout] 285 |                     return tt_stream!['<', name, generics, attributes, '/', '>'];
[INFO] [stdout]     |                            ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:288:17
[INFO] [stdout]     |
[INFO] [stdout] 288 | /                 tt_stream![
[INFO] [stdout] 289 | |                     // <...<...> ...=...>
[INFO] [stdout] 290 | |                     '<',
[INFO] [stdout] 291 | |                     name.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 302 | |                     '>',
[INFO] [stdout] 303 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:308:28
[INFO] [stdout]     |
[INFO] [stdout] 308 |                     return tt_stream!['<', name, attributes, '/', '>'];
[INFO] [stdout]     |                            ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 | /                 tt_stream![
[INFO] [stdout] 312 | |                     // <... ...=...>
[INFO] [stdout] 313 | |                     '<',
[INFO] [stdout] 314 | |                     name.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 323 | |                     '>',
[INFO] [stdout] 324 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:335:28
[INFO] [stdout]     |
[INFO] [stdout] 335 |                     return tt_stream!['<', start, name, attributes, '/', '>'];
[INFO] [stdout]     |                            -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:531:57
[INFO] [stdout]     |
[INFO] [stdout] 531 |             Attribute::PropSpread { rest, variable } => tt_stream![rest, variable],
[INFO] [stdout]     |                                                         -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 | /                 tt_stream![
[INFO] [stdout] 339 | |                     // <@{...} ...=...>
[INFO] [stdout] 340 | |                     '<',
[INFO] [stdout] 341 | |                     start.clone(),
[INFO] [stdout] ...   |
[INFO] [stdout] 351 | |                     '>',
[INFO] [stdout] 352 | |                 ]
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:354:34
[INFO] [stdout]     |
[INFO] [stdout] 354 |             TagOpen::Fragment => tt_stream!['<', '>', children, '<', '/', '>'],
[INFO] [stdout]     |                                  --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:490:29
[INFO] [stdout]     |
[INFO] [stdout] 490 |             .map(|generics| tt_stream!['<', generics, '>'])
[INFO] [stdout]     |                             ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:529:18
[INFO] [stdout]     |
[INFO] [stdout] 529 |             } => tt_stream![property, name, equals, tt::brace(value)],
[INFO] [stdout]     |                  ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:530:56
[INFO] [stdout]     |
[INFO] [stdout] 530 |             Attribute::Short { variable, property } => tt_stream![property, tt::brace(variable)],
[INFO] [stdout]     |                                                        ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:104:38
[INFO] [stdout]     |
[INFO] [stdout] 104 |             return ctx.complete_with(tt_stream![punct]);
[INFO] [stdout]     |                                      ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/content.rs:531:57
[INFO] [stdout]     |
[INFO] [stdout] 531 |             Attribute::PropSpread { rest, variable } => tt_stream![rest, variable],
[INFO] [stdout]     |                                                         -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:146:78
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream![literal]),
[INFO] [stdout]     |                                                                              ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:164:47
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 _ => return ctx.complete_with(tt_stream![group]),
[INFO] [stdout]     |                                               ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:175:78
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream!(ident)),
[INFO] [stdout]     |                                                                              ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:104:38
[INFO] [stdout]     |
[INFO] [stdout] 104 |             return ctx.complete_with(tt_stream![punct]);
[INFO] [stdout]     |                                      ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:146:78
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream![literal]),
[INFO] [stdout]     |                                                                              ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:164:47
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 _ => return ctx.complete_with(tt_stream![group]),
[INFO] [stdout]     |                                               ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/expr.rs:175:78
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream!(ident)),
[INFO] [stdout]     |                                                                              ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/mod.rs:516:23
[INFO] [stdout]     |
[INFO] [stdout] 516 |     ctx.complete_with(tt_stream![for_keyword, expr])
[INFO] [stdout]     |                       ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/logic/mod.rs:516:23
[INFO] [stdout]     |
[INFO] [stdout] 516 |     ctx.complete_with(tt_stream![for_keyword, expr])
[INFO] [stdout]     |                       ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout]  74 | /             tt_stream![
[INFO] [stdout]  75 | |                 non_first_or_extern.then(|| tt::punct("::")),
[INFO] [stdout]  76 | |                 tt::ident(ident)
[INFO] [stdout]  77 | |             ]
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout]  74 | /             tt_stream![
[INFO] [stdout]  75 | |                 non_first_or_extern.then(|| tt::punct("::")),
[INFO] [stdout]  76 | |                 tt::ident(ident)
[INFO] [stdout]  77 | |             ]
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:230:27
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.into_punct().into_token_stream()
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:230:27
[INFO] [stdout]     |
[INFO] [stdout] 230 |         self.into_punct().into_token_stream()
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     tt_stream![name, '!', tt::brace(inner),]
[INFO] [stdout]     |     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     tt_stream![name, '!', tt::brace(inner),]
[INFO] [stdout]     |     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |         call_macro(tt_path!(compile_error), tt_stream![tt::literal(message)]),
[INFO] [stdout]     |                                             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tt.rs:248:52
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |         call_macro(tt_path!(compile_error), tt_stream![tt::literal(message)]),
[INFO] [stdout]     |                                             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stdout]    --> src/lib.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout]  56 + #![feature(proc_macro_totokens)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reader.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn save(&self) -> Context {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn save(&self) -> Context<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/reader.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn save(&self) -> Context {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn save(&self) -> Context<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "47fab144789b91d2492a16255f2eae1526a02bd6e80e9ee656a239205817de49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47fab144789b91d2492a16255f2eae1526a02bd6e80e9ee656a239205817de49", kill_on_drop: false }`
[INFO] [stdout] 47fab144789b91d2492a16255f2eae1526a02bd6e80e9ee656a239205817de49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54648d425d2c9a70078292f85976bd97329447b29b28e4fd1cc8e0aa739a30eb
[INFO] running `Command { std: "docker" "start" "-a" "54648d425d2c9a70078292f85976bd97329447b29b28e4fd1cc8e0aa739a30eb", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:26:39
[INFO] [stderr]     |
[INFO] [stderr]  26 |             Content::ForIter(expr) => tt_stream![tt::brace(expr)],
[INFO] [stderr]     |                                       --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:29:42
[INFO] [stderr]     |
[INFO] [stderr]  29 |             Content::Expression(expr) => tt_stream![tt::brace(expr)],
[INFO] [stderr]     |                                          --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:69:30
[INFO] [stderr]     |
[INFO] [stderr]  69 |           tt_stream![tt::brace(tt_stream![
[INFO] [stderr]     |  ______________________________-
[INFO] [stderr]  70 | |             match_keyword,
[INFO] [stderr]  71 | |             value,
[INFO] [stderr]  72 | |             tt::brace(cases)
[INFO] [stderr]  73 | |         ])]
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:69:9
[INFO] [stderr]     |
[INFO] [stderr]  69 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stderr]  70 | |             match_keyword,
[INFO] [stderr]  71 | |             value,
[INFO] [stderr]  72 | |             tt::brace(cases)
[INFO] [stderr]  73 | |         ])]
[INFO] [stderr]     | |___________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:100:18
[INFO] [stderr]     |
[INFO] [stderr] 100 |             } => tt_stream![pattern, arrow, tt_call_macro!(::yew::html!(value))],
[INFO] [stderr]     |                  --------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:101:40
[INFO] [stderr]     |
[INFO] [stderr] 101 |             MatchCase::Comma(comma) => tt_stream![comma],
[INFO] [stderr]     |                                        ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:149:32
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let if_opt_let_start = tt_stream![if_keyword, condition, tt::brace((*if_true).clone())];
[INFO] [stderr]     |                                ---------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:152:43
[INFO] [stderr]     |
[INFO] [stderr] 152 |             .map(|(else_keyword, r#else)| tt_stream![else_keyword, tt::brace((*r#else).clone())])
[INFO] [stderr]     |                                           ------------------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:155:9
[INFO] [stderr]     |
[INFO] [stderr] 155 |         tt_stream![if_opt_let_start, else_part]
[INFO] [stderr]     |         --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:206:30
[INFO] [stderr]     |
[INFO] [stderr] 206 |           tt_stream![tt::brace(tt_stream![
[INFO] [stderr]     |  ______________________________-
[INFO] [stderr] 207 | |             for_keyword.clone(),
[INFO] [stderr] 208 | |             tt::brace(tt_stream![
[INFO] [stderr] ...   |
[INFO] [stderr] 237 | |             ])
[INFO] [stderr] 238 | |         ])]
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:208:23
[INFO] [stderr]     |
[INFO] [stderr] 208 |               tt::brace(tt_stream![
[INFO] [stderr]     |  _______________________-
[INFO] [stderr] 209 | |                 // let mut _result = Vec::<::yew::html::Html>::new();
[INFO] [stderr] 210 | |                 tt::ident("let"),
[INFO] [stderr] 211 | |                 tt::ident("mut"),
[INFO] [stderr] ...   |
[INFO] [stderr] 236 | |                 tt::ident("_result"),
[INFO] [stderr] 237 | |             ])
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:228:27
[INFO] [stderr]     |
[INFO] [stderr] 228 |                   tt::brace(tt_stream![
[INFO] [stderr]     |  ___________________________-
[INFO] [stderr] 229 | |                     // _result.push(::yew::html! { body })
[INFO] [stderr] 230 | |                     tt::ident("_result"),
[INFO] [stderr] 231 | |                     '.',
[INFO] [stderr] 232 | |                     tt::ident("push"),
[INFO] [stderr] 233 | |                     tt::parenthesis(tt_call_macro!(::yew::html!(body))),
[INFO] [stderr] 234 | |                 ]),
[INFO] [stderr]     | |_________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 | /         tt_stream![tt::brace(tt_stream![
[INFO] [stderr] 207 | |             for_keyword.clone(),
[INFO] [stderr] 208 | |             tt::brace(tt_stream![
[INFO] [stderr] ...   |
[INFO] [stderr] 237 | |             ])
[INFO] [stderr] 238 | |         ])]
[INFO] [stderr]     | |___________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:285:28
[INFO] [stderr]     |
[INFO] [stderr] 285 |                     return tt_stream!['<', name, generics, attributes, '/', '>'];
[INFO] [stderr]     |                            ----------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:288:17
[INFO] [stderr]     |
[INFO] [stderr] 288 | /                 tt_stream![
[INFO] [stderr] 289 | |                     // <...<...> ...=...>
[INFO] [stderr] 290 | |                     '<',
[INFO] [stderr] 291 | |                     name.clone(),
[INFO] [stderr] ...   |
[INFO] [stderr] 302 | |                     '>',
[INFO] [stderr] 303 | |                 ]
[INFO] [stderr]     | |_________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:308:28
[INFO] [stderr]     |
[INFO] [stderr] 308 |                     return tt_stream!['<', name, attributes, '/', '>'];
[INFO] [stderr]     |                            ------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:311:17
[INFO] [stderr]     |
[INFO] [stderr] 311 | /                 tt_stream![
[INFO] [stderr] 312 | |                     // <... ...=...>
[INFO] [stderr] 313 | |                     '<',
[INFO] [stderr] 314 | |                     name.clone(),
[INFO] [stderr] ...   |
[INFO] [stderr] 323 | |                     '>',
[INFO] [stderr] 324 | |                 ]
[INFO] [stderr]     | |_________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:335:28
[INFO] [stderr]     |
[INFO] [stderr] 335 |                     return tt_stream!['<', start, name, attributes, '/', '>'];
[INFO] [stderr]     |                            -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:338:17
[INFO] [stderr]     |
[INFO] [stderr] 338 | /                 tt_stream![
[INFO] [stderr] 339 | |                     // <@{...} ...=...>
[INFO] [stderr] 340 | |                     '<',
[INFO] [stderr] 341 | |                     start.clone(),
[INFO] [stderr] ...   |
[INFO] [stderr] 351 | |                     '>',
[INFO] [stderr] 352 | |                 ]
[INFO] [stderr]     | |_________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:354:34
[INFO] [stderr]     |
[INFO] [stderr] 354 |             TagOpen::Fragment => tt_stream!['<', '>', children, '<', '/', '>'],
[INFO] [stderr]     |                                  --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:490:29
[INFO] [stderr]     |
[INFO] [stderr] 490 |             .map(|generics| tt_stream!['<', generics, '>'])
[INFO] [stderr]     |                             ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:529:18
[INFO] [stderr]     |
[INFO] [stderr] 529 |             } => tt_stream![property, name, equals, tt::brace(value)],
[INFO] [stderr]     |                  ---------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:530:56
[INFO] [stderr]     |
[INFO] [stderr] 530 |             Attribute::Short { variable, property } => tt_stream![property, tt::brace(variable)],
[INFO] [stderr]     |                                                        ----------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/content.rs:531:57
[INFO] [stderr]     |
[INFO] [stderr] 531 |             Attribute::PropSpread { rest, variable } => tt_stream![rest, variable],
[INFO] [stderr]     |                                                         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/logic/expr.rs:104:38
[INFO] [stderr]     |
[INFO] [stderr] 104 |             return ctx.complete_with(tt_stream![punct]);
[INFO] [stderr]     |                                      ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/logic/expr.rs:146:78
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream![literal]),
[INFO] [stderr]     |                                                                              ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/logic/expr.rs:164:47
[INFO] [stderr]     |
[INFO] [stderr] 164 |                 _ => return ctx.complete_with(tt_stream![group]),
[INFO] [stderr]     |                                               ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/logic/expr.rs:175:78
[INFO] [stderr]     |
[INFO] [stderr] 175 |                 Some(TokenTree::Punct(_)) | None => return ctx.complete_with(tt_stream!(ident)),
[INFO] [stderr]     |                                                                              ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/logic/mod.rs:516:23
[INFO] [stderr]     |
[INFO] [stderr] 516 |     ctx.complete_with(tt_stream![for_keyword, expr])
[INFO] [stderr]     |                       ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr]  74 | /             tt_stream![
[INFO] [stderr]  75 | |                 non_first_or_extern.then(|| tt::punct("::")),
[INFO] [stderr]  76 | |                 tt::ident(ident)
[INFO] [stderr]  77 | |             ]
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 248 |               let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:230:27
[INFO] [stderr]     |
[INFO] [stderr] 230 |         self.into_punct().into_token_stream()
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 259 |     tt_stream![name, '!', tt::brace(inner),]
[INFO] [stderr]     |     ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tt.rs:248:52
[INFO] [stderr]     |
[INFO] [stderr] 248 |             let vec: Vec<TokenStream> = vec![$($tt.into_token_stream()),*];
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 288 |         call_macro(tt_path!(compile_error), tt_stream![tt::literal(message)]),
[INFO] [stderr]     |                                             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `IntoTokenStream::into_token_stream(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in the macro `tt_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add `#![feature(proc_macro_totokens)]` to the crate attributes to enable `into_token_stream`
[INFO] [stderr]    --> src/lib.rs:56:1
[INFO] [stderr]     |
[INFO] [stderr]  56 + #![feature(proc_macro_totokens)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/reader.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn save(&self) -> Context {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn save(&self) -> Context<'_> {
[INFO] [stderr]    |                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `yew-alt-html` (lib) generated 34 warnings (run `cargo fix --lib -p yew-alt-html` to apply 1 suggestion)
[INFO] [stderr] warning: `yew-alt-html` (lib test) generated 34 warnings (34 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yew_alt_html-576507107ca940b0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yew_alt_html
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 22) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 22) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `yew`
[INFO] [stdout]  --> src/lib.rs:24:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use yew::prelude::*;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `yew`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `yew`, use `cargo add yew` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `yew` in the list of imported crates
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     ah! {
[INFO] [stdout] 23 | |         <h1 style=italic_style>"Hello " name "!"</>
[INFO] [stdout] 24 | |         match state {
[INFO] [stdout] 25 | |             Loading => "Loading...",
[INFO] [stdout] ...  |
[INFO] [stdout] 33 | |         </>
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^ could not find `yew` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `ah` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `function_component` in this scope
[INFO] [stdout]   --> src/lib.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[function_component]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Html` in this scope
[INFO] [stdout]   --> src/lib.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn App() -> Html {
[INFO] [stdout]    |                 ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 22)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "54648d425d2c9a70078292f85976bd97329447b29b28e4fd1cc8e0aa739a30eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54648d425d2c9a70078292f85976bd97329447b29b28e4fd1cc8e0aa739a30eb", kill_on_drop: false }`
[INFO] [stdout] 54648d425d2c9a70078292f85976bd97329447b29b28e4fd1cc8e0aa739a30eb