[INFO] updating cached repository https://github.com/saschagrunert/yew-router
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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]  - [deleted]         (none)     -> dependabot/cargo/cfg-if-0.1.10
[INFO] [stderr]    37b1cec..086a684  gh-pages   -> gh-pages
[INFO] [stderr]    3c9aa9d..0786d7a  master     -> master
[INFO] [stderr]  * [new tag]         v0.5.0     -> v0.5.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0786d7a63760bf11a69a2be0107b66dc839242a9
[INFO] testing saschagrunert/yew-router against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschagrunert%2Fyew-router" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saschagrunert/yew-router on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "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-1/source/Cargo.toml
[INFO] crate git repo https://github.com/saschagrunert/yew-router already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 3831aa0e9229fcfcc2b051540535f2eeb365a51dc6526bf145864ef01e47d88e
[INFO] running `"docker" "start" "-a" "3831aa0e9229fcfcc2b051540535f2eeb365a51dc6526bf145864ef01e47d88e"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling base-x v0.2.5
[INFO] [stderr]    Compiling yew v0.9.0
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling yew-macro v0.9.0
[INFO] [stderr]    Compiling stdweb v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.2
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.8
[INFO] [stderr]    Compiling yew-router v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "3831aa0e9229fcfcc2b051540535f2eeb365a51dc6526bf145864ef01e47d88e"`
[INFO] running `"docker" "rm" "-f" "3831aa0e9229fcfcc2b051540535f2eeb365a51dc6526bf145864ef01e47d88e"`
[INFO] [stdout] 3831aa0e9229fcfcc2b051540535f2eeb365a51dc6526bf145864ef01e47d88e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6c353e4630301eed29ca9ad034de3fcfaeca1acd1cb06b63b22ad68faece305c
[INFO] running `"docker" "start" "-a" "6c353e4630301eed29ca9ad034de3fcfaeca1acd1cb06b63b22ad68faece305c"`
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]    Compiling web_logger v0.2.0
[INFO] [stderr]    Compiling yew-router v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> examples/history_state.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[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]    |                                                                                ^^^^ method not found in `&&str`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `yew-router`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.minimal.10a7p4yg-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5" "/opt/rustwide/target/debug/examples/minimal-f1819134c5785ab5.2voznw060rgctgfj.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-f66bd34361c58f86/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libyew_router-440e9d2cce4d52e4.rlib" "/opt/rustwide/target/debug/deps/libyew-e3b4a18253f73bfd.rlib" "/opt/rustwide/target/debug/deps/libproc_macro_nested-88def48819911dea.rlib" "/opt/rustwide/target/debug/deps/libindexmap-4a59c9b469e24e20.rlib" "/opt/rustwide/target/debug/deps/libhttp-e86bd597aef06726.rlib" "/opt/rustwide/target/debug/deps/libfnv-593caa3c2629b83d.rlib" "/opt/rustwide/target/debug/deps/libbytes-6a7433ba33860324.rlib" "/opt/rustwide/target/debug/deps/libiovec-59a91995df16326d.rlib" "/opt/rustwide/target/debug/deps/libfailure-937948824448ce45.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-07c858d204cd0094.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-6c3c00b5933b3a63.rlib" "/opt/rustwide/target/debug/deps/liblibc-9f7a5de25bd5699b.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-8305082ed3b64c26.rlib" "/opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib" "/opt/rustwide/target/debug/deps/libdiscard-846edfb26de9cf45.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-5af01c48012fc42f.rlib" "/opt/rustwide/target/debug/deps/libserde_json-9eec915c9d24346a.rlib" "/opt/rustwide/target/debug/deps/libryu-6dbb2e6f31cf0558.rlib" "/opt/rustwide/target/debug/deps/libitoa-e736842aeff4074b.rlib" "/opt/rustwide/target/debug/deps/libslab-48da5e5bfb95471c.rlib" "/opt/rustwide/target/debug/deps/liblog-833296188fe8c24d.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-1e2186a891f602d1.rlib" "/opt/rustwide/target/debug/deps/libbincode-0b54d4a97d0ca395.rlib" "/opt/rustwide/target/debug/deps/libserde-707313bb3ddbdb77.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-fdd43a3ae319d8ce.rlib" "/opt/rustwide/target/debug/deps/libanymap-9b2684f03e561fe5.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-db812c66f862af4c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e7871a21575d5ff7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-2f2c581bc0d759e6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-35731cabc05dc8a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-36477394541292db.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-8b706b170c1272d8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-801dbb3043ccf581.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-a32aa66ce6f72b21.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d00ea3bfb2bb6c00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d2c6ebe88c3e113c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-df74f62f6bb60621.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2170473575daeedb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1a08089bbddc4f51.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f8f562e5472ad5c3.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/rustwide/target/debug/deps/libyew_router-440e9d2cce4d52e4.rlib(yew_router-440e9d2cce4d52e4.yew_router.ufh3lmfa-cgu.0.rcgu.o): In function `yew_router::router::RouterService<T>::get_state::snippet::__cargo_web_snippet_7a16449fc689111d4959ea419d959cb136353be1':
[INFO] [stderr]           /opt/rustwide/workdir/<::stdweb::webcore::macros::_js_impl macros>:45: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libyew-e3b4a18253f73bfd.rlib(yew-e3b4a18253f73bfd.yew.47vcs2u9-cgu.7.rcgu.o): In function `yew::virtual_dom::vtag::VTag<COMP>::apply_diffs::snippet::__cargo_web_snippet_0da47658267a7497de743e1b0892f992ba6ca6ef':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-0.9.0/<::stdweb::webcore::macros::_js_impl macros>:35: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libyew-e3b4a18253f73bfd.rlib(yew-e3b4a18253f73bfd.yew.47vcs2u9-cgu.7.rcgu.o): In function `yew::virtual_dom::vtag::set_attribute::snippet::__cargo_web_snippet_da2febd72f9938d90bc2bf2905643f595b07abd9':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-0.9.0/<::stdweb::webcore::macros::_js_impl macros>:35: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libyew-e3b4a18253f73bfd.rlib(yew-e3b4a18253f73bfd.yew.47vcs2u9-cgu.7.rcgu.o): In function `yew::virtual_dom::vtag::remove_attribute::snippet::__cargo_web_snippet_f6358c198ebcc61c9da370cca2679c0b8bc81a7b':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-0.9.0/<::stdweb::webcore::macros::_js_impl macros>:35: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libyew-e3b4a18253f73bfd.rlib(yew-e3b4a18253f73bfd.yew.47vcs2u9-cgu.7.rcgu.o): In function `yew::virtual_dom::vtag::set_checked::snippet::__cargo_web_snippet_a1f43b583e011a9bbeae64030b81f677e6c29005':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yew-0.9.0/<::stdweb::webcore::macros::_js_impl macros>:35: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.1.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/macros.rs:32: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.14.rcgu.o): In function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/ffi/emscripten.rs:9: undefined reference to `emscripten_pause_main_loop'
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.14.rcgu.o): In function `stdweb::webapi::document::document::snippet::__cargo_web_snippet_6fcce0aae651e2d748e085ff1f800f87625ff8c8':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.14.rcgu.o): In function `stdweb::webapi::document::Document::create_element::snippet::__cargo_web_snippet_91749aeb589cd0f9b17cbc01b2872ba709817982':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.14.rcgu.o): In function `stdweb::webapi::document::Document::create_element::snippet::__cargo_web_snippet_b06dde4acf09433b5190a4b001259fe5d4abcbc2':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.14.rcgu.o): In function `stdweb::webapi::document::Document::create_element::snippet::__cargo_web_snippet_ab05f53189dacccf2d365ad26daa407d4f7abea9':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.14.rcgu.o): In function `stdweb::webapi::document::Document::create_element::snippet::__cargo_web_snippet_614a3dd2adb7e9eac4a0ec6e59d37f87e0521c3b':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-3297229c3c104f84.rlib(stdweb-3297229c3c104f84.stdweb.1s4e9mf8-cgu.14.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.19/src/webcore/macros.rs:101: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[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" "6c353e4630301eed29ca9ad034de3fcfaeca1acd1cb06b63b22ad68faece305c"`
[INFO] running `"docker" "rm" "-f" "6c353e4630301eed29ca9ad034de3fcfaeca1acd1cb06b63b22ad68faece305c"`
[INFO] [stdout] 6c353e4630301eed29ca9ad034de3fcfaeca1acd1cb06b63b22ad68faece305c