[INFO] cloning repository https://github.com/elpassion-labs/wasm-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elpassion-labs/wasm-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpassion-labs%2Fwasm-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpassion-labs%2Fwasm-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac5afd8cf4cf334031225abd7aee0a863ff92cad
[INFO] testing elpassion-labs/wasm-demo against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpassion-labs%2Fwasm-demo" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elpassion-labs/wasm-demo on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elpassion-labs/wasm-demo
[INFO] finished tweaking git repo https://github.com/elpassion-labs/wasm-demo
[INFO] tweaked toml for git repo https://github.com/elpassion-labs/wasm-demo written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/elpassion-labs/wasm-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_cbor v0.8.2
[INFO] [stderr]   Downloaded syn v0.15.8
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.0
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.0
[INFO] [stderr]   Downloaded stdweb v0.4.9
[INFO] [stderr]   Downloaded base-x v0.2.3
[INFO] [stderr]   Downloaded stdweb-derive v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 21dbde7c82e1c367f87a300fa43ce8926a41a0bb09f75bbc4e73479ee0cc5c92
[INFO] running `Command { std: "docker" "start" "-a" "21dbde7c82e1c367f87a300fa43ce8926a41a0bb09f75bbc4e73479ee0cc5c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21dbde7c82e1c367f87a300fa43ce8926a41a0bb09f75bbc4e73479ee0cc5c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21dbde7c82e1c367f87a300fa43ce8926a41a0bb09f75bbc4e73479ee0cc5c92", kill_on_drop: false }`
[INFO] [stdout] 21dbde7c82e1c367f87a300fa43ce8926a41a0bb09f75bbc4e73479ee0cc5c92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a01ad48c683fd46baaad08e0f75626e1aaf7046bcce3cf88b3608dbf8b2a33c3
[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" "a01ad48c683fd46baaad08e0f75626e1aaf7046bcce3cf88b3608dbf8b2a33c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling yaml-rust v0.4.2
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling http v0.1.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.8
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rmp v0.8.7
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling toml v0.4.8
[INFO] [stderr]    Compiling serde_cbor v0.8.2
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling stdweb-derive v0.5.0
[INFO] [stderr]    Compiling stdweb v0.4.9
[INFO] [stderr]    Compiling yew v0.5.0 (https://github.com/DenisKolodin/yew#33ebfcbe)
[INFO] [stderr]    Compiling wasm-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `GotInput`
[INFO] [stdout]   --> src/main.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     GotInput(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1" "/opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.3rxuwce54347xg4b.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-55e05520c7a6130e/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libyew-1bcb6a95e9039e63.rlib" "/opt/rustwide/target/debug/deps/libserde_cbor-acad627a0147d154.rlib" "/opt/rustwide/target/debug/deps/librmp_serde-33da2c18ee321035.rlib" "/opt/rustwide/target/debug/deps/librmp-9be47720b70ec4f5.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-774b469d7f520719.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-918fa676b9c82de8.rlib" "/opt/rustwide/target/debug/deps/libserde_yaml-b2c5f875ea25b15d.rlib" "/opt/rustwide/target/debug/deps/libyaml_rust-95ab90ba5d04940a.rlib" "/opt/rustwide/target/debug/deps/liblinked_hash_map-462785b77305e5ce.rlib" "/opt/rustwide/target/debug/deps/libdtoa-6996bee27d65cc33.rlib" "/opt/rustwide/target/debug/deps/libtoml-7f73250118a1ed7a.rlib" "/opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib" "/opt/rustwide/target/debug/deps/libdiscard-94ce9fa1d11eb511.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-8cd175a95bd3e1cd.rlib" "/opt/rustwide/target/debug/deps/libslab-fc763721e6638fb6.rlib" "/opt/rustwide/target/debug/deps/libanymap-c120d879964f2488.rlib" "/opt/rustwide/target/debug/deps/libbincode-c64754ce8062445c.rlib" "/opt/rustwide/target/debug/deps/libserde_json-76f46c8adc0098d3.rlib" "/opt/rustwide/target/debug/deps/libryu-53530ff718e85eab.rlib" "/opt/rustwide/target/debug/deps/libserde-bfb76d3a1364bbfb.rlib" "/opt/rustwide/target/debug/deps/libhttp-9fdbbd570bf96386.rlib" "/opt/rustwide/target/debug/deps/libitoa-a9910cb6817ea53c.rlib" "/opt/rustwide/target/debug/deps/libfnv-81254b20febae08d.rlib" "/opt/rustwide/target/debug/deps/libbytes-434da8f7c5090c1d.rlib" "/opt/rustwide/target/debug/deps/libiovec-d342dbe3712d48c6.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f648cedb70e9c836.rlib" "/opt/rustwide/target/debug/deps/liblog-ecf28b8b860b39e1.rlib" "/opt/rustwide/target/debug/deps/libfailure-8ae814859136e957.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-6d2d517ab86cbfe7.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-71c1e96f0d15c6bc.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-b3bd6de6b2cdd2ea.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-0c8785fea185b581.rlib" "/opt/rustwide/target/debug/deps/liblibc-b3206c5e4079c222.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.10.rcgu.o: in function `stdweb::webcore::serialization::deserialize_object':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webcore/serialization.rs:233: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.11.rcgu.o: in function `stdweb::webcore::value::Reference::from_raw_unchecked':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webcore/value.rs:33: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.13.rcgu.o: in function `<stdweb::webapi::html_elements::input::InputElement as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webapi/html_elements/input.rs:13: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.13.rcgu.o: in function `stdweb::webapi::html_elements::input::InputElement::set_raw_value':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webapi/html_elements/input.rs:37: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.14.rcgu.o: in function `<stdweb::webapi::events::mouse::ClickEvent as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webapi/events/mouse.rs:259: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/wasm_demo-33f37de2022ac8d1.wasm_demo.f0ltw9bh-cgu.14.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webapi/event.rs:117: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib(stdweb-2c634e1af5e90d8e.stdweb.b6ipgwqy-cgu.15.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/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-0.4.9/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib(stdweb-2c634e1af5e90d8e.stdweb.b6ipgwqy-cgu.15.rcgu.o): in function `stdweb::webapi::event_target::EventListenerHandle::remove':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webapi/event_target.rs:29: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib(stdweb-2c634e1af5e90d8e.stdweb.b6ipgwqy-cgu.2.rcgu.o): in function `stdweb::webcore::global_arena::reserve_impl':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webcore/global_arena.rs:94: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib(stdweb-2c634e1af5e90d8e.stdweb.b6ipgwqy-cgu.2.rcgu.o): in function `<stdweb::webapi::node::Node as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webapi/node.rs:357: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib(stdweb-2c634e1af5e90d8e.stdweb.b6ipgwqy-cgu.3.rcgu.o): in function `stdweb::webcore::value::Reference::from_raw_unchecked':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webcore/value.rs:33: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib(stdweb-2c634e1af5e90d8e.stdweb.b6ipgwqy-cgu.3.rcgu.o): in function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webcore/value.rs:89: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2c634e1af5e90d8e.rlib(stdweb-2c634e1af5e90d8e.stdweb.b6ipgwqy-cgu.6.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.9/src/webcore/macros.rs:546: 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; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-demo`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a01ad48c683fd46baaad08e0f75626e1aaf7046bcce3cf88b3608dbf8b2a33c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01ad48c683fd46baaad08e0f75626e1aaf7046bcce3cf88b3608dbf8b2a33c3", kill_on_drop: false }`
[INFO] [stdout] a01ad48c683fd46baaad08e0f75626e1aaf7046bcce3cf88b3608dbf8b2a33c3