[INFO] fetching crate yew-router-min 0.8.0...
[INFO] testing yew-router-min-0.8.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate yew-router-min 0.8.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate yew-router-min 0.8.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yew-router-min 0.8.0
[INFO] finished tweaking crates.io crate yew-router-min 0.8.0
[INFO] tweaked toml for crates.io crate yew-router-min 0.8.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f252c258f58d256b858364c9bf5b1cac3140038aaf6cc3c0c15e6640144d900f
[INFO] running `Command { std: "docker" "start" "-a" "f252c258f58d256b858364c9bf5b1cac3140038aaf6cc3c0c15e6640144d900f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f252c258f58d256b858364c9bf5b1cac3140038aaf6cc3c0c15e6640144d900f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f252c258f58d256b858364c9bf5b1cac3140038aaf6cc3c0c15e6640144d900f", kill_on_drop: false }`
[INFO] [stdout] f252c258f58d256b858364c9bf5b1cac3140038aaf6cc3c0c15e6640144d900f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd5c6ab9e488d52d10e237848ed0233bf07ae1cf4e3eee82124a9e93bc0ee750
[INFO] running `Command { std: "docker" "start" "-a" "bd5c6ab9e488d52d10e237848ed0233bf07ae1cf4e3eee82124a9e93bc0ee750", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling yew-router-min-route-parser v0.8.0
[INFO] [stderr]    Compiling yew-router-min-macro v0.8.0
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-router-min-macro-0.8.0/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]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-router-min-macro-0.8.0/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]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-router-min-macro-0.8.0/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]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-router-min-macro-0.8.0/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: aborting due to 4 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 compile `yew-router-min-macro` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bd5c6ab9e488d52d10e237848ed0233bf07ae1cf4e3eee82124a9e93bc0ee750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5c6ab9e488d52d10e237848ed0233bf07ae1cf4e3eee82124a9e93bc0ee750", kill_on_drop: false }`
[INFO] [stdout] bd5c6ab9e488d52d10e237848ed0233bf07ae1cf4e3eee82124a9e93bc0ee750