[INFO] fetching crate yew-route-breadcrumbs-derive 0.1.2...
[INFO] testing yew-route-breadcrumbs-derive-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate yew-route-breadcrumbs-derive 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate yew-route-breadcrumbs-derive 0.1.2
[INFO] finished tweaking crates.io crate yew-route-breadcrumbs-derive 0.1.2
[INFO] tweaked toml for crates.io crate yew-route-breadcrumbs-derive 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yew-route-breadcrumbs-derive 0.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dc762bbeb7e93a4ddc5fe488400a0d84bb028e2d7b8bac5ea1cbf09213be4ac
[INFO] running `Command { std: "docker" "start" "-a" "8dc762bbeb7e93a4ddc5fe488400a0d84bb028e2d7b8bac5ea1cbf09213be4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dc762bbeb7e93a4ddc5fe488400a0d84bb028e2d7b8bac5ea1cbf09213be4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc762bbeb7e93a4ddc5fe488400a0d84bb028e2d7b8bac5ea1cbf09213be4ac", kill_on_drop: false }`
[INFO] [stdout] 8dc762bbeb7e93a4ddc5fe488400a0d84bb028e2d7b8bac5ea1cbf09213be4ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8457059e6db517c03d484dbdc87c6fedd21503022a633fa4f152e27ac849be0
[INFO] running `Command { std: "docker" "start" "-a" "d8457059e6db517c03d484dbdc87c6fedd21503022a633fa4f152e27ac849be0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling yew-route-breadcrumbs-derive v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/attr.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syn::export::TokenStream2;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/enu.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syn::export::TokenStream2;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     quote! {
[INFO] [stdout] 12 | |         match self {
[INFO] [stdout] 13 | |             #(#iterator,)*
[INFO] [stdout] 14 | |             _ => None
[INFO] [stdout] 15 | |         }
[INFO] [stdout] 16 | |     }
[INFO] [stdout]    | |_____^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Fields::Unit => quote! { #ty::#var_ident => Some(vec![#(#type_breadcrumbs,)* #(#attributes,)*]) },
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Fields::Unit => quote! { #ty::#var_ident => Some(vec![#(#type_breadcrumbs,)* #(#attributes,)*]) },
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Fields::Named(_) => quote! { #ty::#var_ident { .. } => Some(vec![#(#type_breadcrumbs,)* #(#attributes,)*]) },
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Fields::Named(_) => quote! { #ty::#var_ident { .. } => Some(vec![#(#type_breadcrumbs,)* #(#attributes,)*]) },
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 | /                 quote! { #ty::#var_ident(inner) => inner.breadcrumbs().map(|items| {
[INFO] [stdout] 36 | |                     let mut final_items = vec![#(#type_breadcrumbs,)* #(#attributes,)*];
[INFO] [stdout] 37 | |                     final_items.extend(items);
[INFO] [stdout] 38 | |                     final_items
[INFO] [stdout] 39 | |                 })}
[INFO] [stdout]    | |___________________^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 | /                 quote! { #ty::#var_ident(inner) => inner.breadcrumbs().map(|items| {
[INFO] [stdout] 36 | |                     let mut final_items = vec![#(#type_breadcrumbs,)* #(#attributes,)*];
[INFO] [stdout] 37 | |                     final_items.extend(items);
[INFO] [stdout] 38 | |                     final_items
[INFO] [stdout] 39 | |                 })}
[INFO] [stdout]    | |___________________^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 quote! { #ty::#var_ident(#(#skip_iter)*) => Some(vec![#(#type_breadcrumbs,)* #(#attributes,)*]) }
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/enu.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 quote! { #ty::#var_ident(#(#skip_iter)*) => Some(vec![#(#type_breadcrumbs,)* #(#attributes,)*]) }
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 quote! { Some(vec![#(#breadcrumbs),*]) }
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_bind_next_or_break` which comes from the expansion of the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yew-route-breadcrumbs-derive` (lib) due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "d8457059e6db517c03d484dbdc87c6fedd21503022a633fa4f152e27ac849be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8457059e6db517c03d484dbdc87c6fedd21503022a633fa4f152e27ac849be0", kill_on_drop: false }`
[INFO] [stdout] d8457059e6db517c03d484dbdc87c6fedd21503022a633fa4f152e27ac849be0