[INFO] fetching crate yew-router-min-macro 0.8.0...
[INFO] documenting yew-router-min-macro-0.8.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate yew-router-min-macro 0.8.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate yew-router-min-macro 0.8.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yew-router-min-macro 0.8.0
[INFO] finished tweaking crates.io crate yew-router-min-macro 0.8.0
[INFO] tweaked toml for crates.io crate yew-router-min-macro 0.8.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f43f111ac3c77825ffb7a977034bdfbbb85d551dda9d9bd7b96a6d17cdc5753d
[INFO] running `Command { std: "docker" "start" "-a" "f43f111ac3c77825ffb7a977034bdfbbb85d551dda9d9bd7b96a6d17cdc5753d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f43f111ac3c77825ffb7a977034bdfbbb85d551dda9d9bd7b96a6d17cdc5753d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f43f111ac3c77825ffb7a977034bdfbbb85d551dda9d9bd7b96a6d17cdc5753d", kill_on_drop: false }`
[INFO] [stdout] f43f111ac3c77825ffb7a977034bdfbbb85d551dda9d9bd7b96a6d17cdc5753d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ebbe5ae96a8a663f5f9ff90e63956c6e50521c6c76f86a1315407226c9ff8a78
[INFO] running `Command { std: "docker" "start" "-a" "ebbe5ae96a8a663f5f9ff90e63956c6e50521c6c76f86a1315407226c9ff8a78", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking yew-router-min-route-parser v0.8.0
[INFO] [stderr]  Documenting yew-router-min-macro v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/switch.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     export::TokenStream2, parse_macro_input, Data, DeriveInput, Fields, GenericParam, Generics,
[INFO] [stdout]   |     ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/switch/enum_impl.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{export::TokenStream2, Field, Fields, Generics, Ident, Type};
[INFO] [stdout]   |           ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/switch/shadow.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/switch/struct_impl.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     export::{TokenStream, TokenStream2},
[INFO] [stdout]   |     ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `yew-router-min-macro`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type proc-macro --crate-name yew_router_min_macro src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-664abb91e2bdc317.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-dc7cbb122f009b6c.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-8a4c5b8baf226954.rmeta --extern yew_router_route_parser=/opt/rustwide/target/debug/deps/libyew_router_min_route_parser-dbec7732cda3d79d.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.8.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ebbe5ae96a8a663f5f9ff90e63956c6e50521c6c76f86a1315407226c9ff8a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebbe5ae96a8a663f5f9ff90e63956c6e50521c6c76f86a1315407226c9ff8a78", kill_on_drop: false }`
[INFO] [stdout] ebbe5ae96a8a663f5f9ff90e63956c6e50521c6c76f86a1315407226c9ff8a78
