[INFO] updating cached repository https://github.com/saschagrunert/yew-router
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/saschagrunert/yew-router
[INFO] [stderr]    0786d7a..852cd08  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 852cd087425389ccd1f54659dc1e5ca7a32a9269
[INFO] checking saschagrunert/yew-router against master#f834695781d00daa61d04e11720403ff32cb0e78 for pr-63831
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschagrunert%2Fyew-router" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saschagrunert/yew-router on toolchain f834695781d00daa61d04e11720403ff32cb0e78
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+f834695781d00daa61d04e11720403ff32cb0e78" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/saschagrunert/yew-router
[INFO] finished tweaking git repo https://github.com/saschagrunert/yew-router
[INFO] tweaked toml for git repo https://github.com/saschagrunert/yew-router written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/saschagrunert/yew-router already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+f834695781d00daa61d04e11720403ff32cb0e78" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f834695781d00daa61d04e11720403ff32cb0e78" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 66256c6e235ed9d326889de38718ea7e5da6ce9ae7b2a1406ca421109258a08a
[INFO] running `"docker" "start" "-a" "66256c6e235ed9d326889de38718ea7e5da6ce9ae7b2a1406ca421109258a08a"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling base-x v0.2.5
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling yew v0.9.0
[INFO] [stderr]     Checking indexmap v1.2.0
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling stdweb v0.4.19
[INFO] [stderr]    Compiling yew-macro v0.9.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.2
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.8
[INFO] [stderr]     Checking web_logger v0.2.0
[INFO] [stderr]     Checking yew-router v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0599]: no method named `join` found for type `&&str` in the current scope
[INFO] [stderr]   --> examples/history_state.rs:86:80
[INFO] [stderr]    |
[INFO] [stderr] 86 |             ["settings", sub_route] => RouterTarget::Settings(parse(&sub_route.join("/"))?),
[INFO] [stderr]    |                                                                                ^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `yew-router`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "66256c6e235ed9d326889de38718ea7e5da6ce9ae7b2a1406ca421109258a08a"`
[INFO] running `"docker" "rm" "-f" "66256c6e235ed9d326889de38718ea7e5da6ce9ae7b2a1406ca421109258a08a"`
[INFO] [stdout] 66256c6e235ed9d326889de38718ea7e5da6ce9ae7b2a1406ca421109258a08a