[INFO] fetching crate ext_format 0.1.1...
[INFO] checking ext_format-0.1.1 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate ext_format 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate ext_format 0.1.1
[INFO] finished tweaking crates.io crate ext_format 0.1.1
[INFO] tweaked toml for crates.io crate ext_format 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ext_format 0.1.1 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "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" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to highest compatible versions
[INFO] [stderr]       Adding litrs v0.4.2 (available: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | homepage = "https://github.com/FlorianNAdam/ext_format-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 | repository = "https://github.com/FlorianNAdam/ext_format-rs"
[INFO] [stderr]    |              -----------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `ext_format` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f
[INFO] running `Command { std: "docker" "start" "cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | homepage = "https://github.com/FlorianNAdam/ext_format-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 | repository = "https://github.com/FlorianNAdam/ext_format-rs"
[INFO] [stderr]    |              -----------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `ext_format` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]     Checking unicode-ident v1.0.27
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]     Checking litrs v0.4.2
[INFO] [stderr]     Checking ext_format v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     quote!(
[INFO] [stdout] 10 | |         #[allow(unused_macros)]
[INFO] [stdout] 11 | |         macro_rules! nested_tuple {
[INFO] [stdout] 12 | |                 (@inner [] $($r:tt)*) => {$($r),*};
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     .into()
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:42:37
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens).into();
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 42 -     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens).into();
[INFO] [stdout] 42 +     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 42 -     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens).into();
[INFO] [stdout] 42 +     let inner_stream: TokenStream = <proc_macro2::TokenStream as Into<_>>::into(TokenStream::from_iter(rust_tokens));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | /     quote!({
[INFO] [stdout] 47 | |         #macro_tokens
[INFO] [stdout] 48 | |
[INFO] [stdout] 49 | |         let mut res = String::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |     })
[INFO] [stdout] 53 | |     .into()
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     new_tokens.into()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 79 -     new_tokens.into()
[INFO] [stdout] 79 +     new_tokens
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 79 -     new_tokens.into()
[INFO] [stdout] 79 +     <proc_macro2::TokenStream as Into<_>>::into(new_tokens)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     new_tokens.into()
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 100 -     new_tokens.into()
[INFO] [stdout] 100 +     new_tokens
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 100 -     new_tokens.into()
[INFO] [stdout] 100 +     <proc_macro2::TokenStream as Into<_>>::into(new_tokens)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:156:37
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let token_stream: TokenStream = generate_inner_code(tokens, mapping).into();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 156 -     let token_stream: TokenStream = generate_inner_code(tokens, mapping).into();
[INFO] [stdout] 156 +     let token_stream: TokenStream = generate_inner_code(tokens, mapping);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 156 -     let token_stream: TokenStream = generate_inner_code(tokens, mapping).into();
[INFO] [stdout] 156 +     let token_stream: TokenStream = <proc_macro2::TokenStream as Into<_>>::into(generate_inner_code(tokens, mapping));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         TokenStream::new().into()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 165 -         TokenStream::new().into()
[INFO] [stdout] 165 +         TokenStream::new()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 165 -         TokenStream::new().into()
[INFO] [stdout] 165 +         <proc_macro2::TokenStream as Into<_>>::into(TokenStream::new())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 | /     quote!(
[INFO] [stdout] 169 | |         let mut iterator = fizip!(#(#idents.iter()),*).collect::<Vec<_>>();
[INFO] [stdout] 170 | |         if !iterator.is_empty() {
[INFO] [stdout] 171 | |             for (i, nested_tuple!(#(#inner_idents),*)) in iterator.iter().enumerate() {
[INFO] [stdout] ...   |
[INFO] [stdout] 177 | |     .into()
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     quote!(
[INFO] [stdout] 10 | |         #[allow(unused_macros)]
[INFO] [stdout] 11 | |         macro_rules! nested_tuple {
[INFO] [stdout] 12 | |                 (@inner [] $($r:tt)*) => {$($r),*};
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     .into()
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:42:37
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens).into();
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 42 -     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens).into();
[INFO] [stdout] 42 +     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 42 -     let inner_stream: TokenStream = TokenStream::from_iter(rust_tokens).into();
[INFO] [stdout] 42 +     let inner_stream: TokenStream = <proc_macro2::TokenStream as Into<_>>::into(TokenStream::from_iter(rust_tokens));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | /     quote!({
[INFO] [stdout] 47 | |         #macro_tokens
[INFO] [stdout] 48 | |
[INFO] [stdout] 49 | |         let mut res = String::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |     })
[INFO] [stdout] 53 | |     .into()
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/codegen.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     new_tokens.into()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 79 -     new_tokens.into()
[INFO] [stdout] 79 +     new_tokens
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 79 -     new_tokens.into()
[INFO] [stdout] 79 +     <proc_macro2::TokenStream as Into<_>>::into(new_tokens)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     new_tokens.into()
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 100 -     new_tokens.into()
[INFO] [stdout] 100 +     new_tokens
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 100 -     new_tokens.into()
[INFO] [stdout] 100 +     <proc_macro2::TokenStream as Into<_>>::into(new_tokens)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:156:37
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let token_stream: TokenStream = generate_inner_code(tokens, mapping).into();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 156 -     let token_stream: TokenStream = generate_inner_code(tokens, mapping).into();
[INFO] [stdout] 156 +     let token_stream: TokenStream = generate_inner_code(tokens, mapping);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 156 -     let token_stream: TokenStream = generate_inner_code(tokens, mapping).into();
[INFO] [stdout] 156 +     let token_stream: TokenStream = <proc_macro2::TokenStream as Into<_>>::into(generate_inner_code(tokens, mapping));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         TokenStream::new().into()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 165 -         TokenStream::new().into()
[INFO] [stdout] 165 +         TokenStream::new()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 165 -         TokenStream::new().into()
[INFO] [stdout] 165 +         <proc_macro2::TokenStream as Into<_>>::into(TokenStream::new())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/codegen.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 | /     quote!(
[INFO] [stdout] 169 | |         let mut iterator = fizip!(#(#idents.iter()),*).collect::<Vec<_>>();
[INFO] [stdout] 170 | |         if !iterator.is_empty() {
[INFO] [stdout] 171 | |             for (i, nested_tuple!(#(#inner_idents),*)) in iterator.iter().enumerate() {
[INFO] [stdout] ...   |
[INFO] [stdout] 177 | |     .into()
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ext_format` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ext_format` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f", kill_on_drop: false }`
[INFO] [stdout] cbb0721ea4b7d1de8ac5302722f3e2eaa8b06eafc4a095afcf695abdac1cbb4f
