[INFO] cloning repository https://github.com/HeyZoos/yew-webgl-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HeyZoos/yew-webgl-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeyZoos%2Fyew-webgl-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeyZoos%2Fyew-webgl-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c283316b82eb6fe19cc48cb6b4fe9730e37f6107
[INFO] testing HeyZoos/yew-webgl-example against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeyZoos%2Fyew-webgl-example" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HeyZoos/yew-webgl-example on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HeyZoos/yew-webgl-example
[INFO] finished tweaking git repo https://github.com/HeyZoos/yew-webgl-example
[INFO] tweaked toml for git repo https://github.com/HeyZoos/yew-webgl-example written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/HeyZoos/yew-webgl-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yew-macro v0.11.0
[INFO] [stderr]   Downloaded yew v0.11.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb25716370912399714ca2ebdc43bf7fa1ed1fa9384f88cb6b61d6ad32cd0aee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb25716370912399714ca2ebdc43bf7fa1ed1fa9384f88cb6b61d6ad32cd0aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb25716370912399714ca2ebdc43bf7fa1ed1fa9384f88cb6b61d6ad32cd0aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb25716370912399714ca2ebdc43bf7fa1ed1fa9384f88cb6b61d6ad32cd0aee", kill_on_drop: false }`
[INFO] [stdout] cb25716370912399714ca2ebdc43bf7fa1ed1fa9384f88cb6b61d6ad32cd0aee
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34f29c03ee1f66b3ee5040111fff25588300f1fb117204dad077fd1a9626dedc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34f29c03ee1f66b3ee5040111fff25588300f1fb117204dad077fd1a9626dedc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling yew v0.11.0
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling yew-macro v0.11.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling backtrace v0.3.42
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.45
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling yew-webgl-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `Float32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub type Float32List = TypedArray<f32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLbyte`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub type GLbyte = i8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLshort`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type GLshort = i16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLubyte`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub type GLubyte = u8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `GLushort`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub type GLushort = u16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Int32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type Int32List = TypedArray<i32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TexImageSource`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub type TexImageSource = Value;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Uint32List`
[INFO] [stdout]   --> src/webgl_rendering_context.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub type Uint32List = TypedArray<u32>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858" "/opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.1y6zpen5e4wecaq5.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-9966d64ec320d7a0/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libyew-694f583954630159.rlib" "/opt/rustwide/target/debug/deps/libproc_macro_nested-97d0dc9b45ecd0b8.rlib" "/opt/rustwide/target/debug/deps/libhttp-b1067e53b75862d1.rlib" "/opt/rustwide/target/debug/deps/libbytes-879803455d619582.rlib" "/opt/rustwide/target/debug/deps/libfnv-37dc92b0673ee3ab.rlib" "/opt/rustwide/target/debug/deps/libslab-e0e9bebbbea2c5c2.rlib" "/opt/rustwide/target/debug/deps/libanymap-c5ec738a6cce3d5b.rlib" "/opt/rustwide/target/debug/deps/libindexmap-24cf33ec383cab49.rlib" "/opt/rustwide/target/debug/deps/liblog-e9c1f4128215cfb7.rlib" "/opt/rustwide/target/debug/deps/libbincode-216b3cf9c06fc129.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-920ed6a70714d423.rlib" "/opt/rustwide/target/debug/deps/libfailure-de75abad0269c948.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-7a240bfc355e399d.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-9e35b38fa218708a.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-becdbf8f7e05c013.rlib" "/opt/rustwide/target/debug/deps/librand-2beef9f9bd6fed34.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-ec7c15293d1d3e0d.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-5a48e65bbdd376cb.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-64bfa76f9410d844.rlib" "/opt/rustwide/target/debug/deps/librand_core-7c9344f4cf02a008.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-28f8d4d44a1d20a2.rlib" "/opt/rustwide/target/debug/deps/liblibc-c5b85844845d5354.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-727e218cbe4629d5.rlib" "/opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib" "/opt/rustwide/target/debug/deps/libdiscard-567e082f2ad47cfa.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-0b85212332cbaf0f.rlib" "/opt/rustwide/target/debug/deps/libserde_json-92b85f6eec828065.rlib" "/opt/rustwide/target/debug/deps/libryu-09efcdfca7c9a68a.rlib" "/opt/rustwide/target/debug/deps/libitoa-8338b4900cac543c.rlib" "/opt/rustwide/target/debug/deps/libserde-ddf22a7394720633.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.2.rcgu.o: in function `<yew_webgl_example::webgl_rendering_context::WebGLRenderingContext as stdweb::webcore::instance_of::InstanceOf>::instance_of::snippet::__cargo_web_snippet_363fa43bccc9e31b6f4424e1a9bd47199c7f6794':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:64: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.2.rcgu.o: in function `yew_webgl_example::webgl_rendering_context::WebGLRenderingContext::clear::snippet::__cargo_web_snippet_77e0e1ec1d4bd4ae51076c4c84da5c7214096ebe':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.2.rcgu.o: in function `yew_webgl_example::webgl_rendering_context::WebGLRenderingContext::clear_color::snippet::__cargo_web_snippet_6895877ca617093d48433651d9853b2907713750':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/yew_webgl_example-cdd0a8ae3d028858.yew_webgl_example.cj5x6e5v-cgu.2.rcgu.o: in function `<yew_webgl_example::webgl_rendering_context::WebGLRenderingContext as stdweb::webapi::rendering_context::RenderingContext>::from_canvas::snippet::__cargo_web_snippet_f1d9d870366ef75a4ecf75a82ffe651d9c3a0fa1':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-694f583954630159.rlib(yew-694f583954630159.yew.puqsi3ur-cgu.11.rcgu.o): in function `yew::virtual_dom::vtag::VTag::apply_diffs::snippet::__cargo_web_snippet_0da47658267a7497de743e1b0892f992ba6ca6ef':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:139: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-694f583954630159.rlib(yew-694f583954630159.yew.puqsi3ur-cgu.11.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:139: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib(stdweb-419b298bcd42527a.stdweb.1ddjf913-cgu.6.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/ffi/emscripten.rs:9: undefined reference to `emscripten_pause_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib(stdweb-419b298bcd42527a.stdweb.1ddjf913-cgu.6.rcgu.o): in function `stdweb::webapi::parent_node::IParentNode::query_selector::snippet::__cargo_web_snippet_a152e8d0e8fac5476f30c1d19e4ab217dbcba73d':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib(stdweb-419b298bcd42527a.stdweb.1ddjf913-cgu.6.rcgu.o): in function `stdweb::webapi::parent_node::IParentNode::query_selector::snippet::__cargo_web_snippet_b06dde4acf09433b5190a4b001259fe5d4abcbc2':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib(stdweb-419b298bcd42527a.stdweb.1ddjf913-cgu.6.rcgu.o): in function `stdweb::webapi::parent_node::IParentNode::query_selector::snippet::__cargo_web_snippet_ab05f53189dacccf2d365ad26daa407d4f7abea9':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib(stdweb-419b298bcd42527a.stdweb.1ddjf913-cgu.6.rcgu.o): in function `stdweb::webapi::parent_node::IParentNode::query_selector::snippet::__cargo_web_snippet_614a3dd2adb7e9eac4a0ec6e59d37f87e0521c3b':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib(stdweb-419b298bcd42527a.stdweb.1ddjf913-cgu.7.rcgu.o): in function `stdweb::webcore::value::Reference::from_raw_unchecked::snippet::__cargo_web_snippet_9f22d4ca7bc938409787341b7db181f8dd41e6df':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-419b298bcd42527a.rlib(stdweb-419b298bcd42527a.stdweb.1ddjf913-cgu.7.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:32: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yew-webgl-example`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "34f29c03ee1f66b3ee5040111fff25588300f1fb117204dad077fd1a9626dedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f29c03ee1f66b3ee5040111fff25588300f1fb117204dad077fd1a9626dedc", kill_on_drop: false }`
[INFO] [stdout] 34f29c03ee1f66b3ee5040111fff25588300f1fb117204dad077fd1a9626dedc
