[INFO] cloning repository https://github.com/aidanhs/slow-ref-stdweb-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aidanhs/slow-ref-stdweb-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidanhs%2Fslow-ref-stdweb-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidanhs%2Fslow-ref-stdweb-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fe6f72f6dd92ca0027a4334e1f00124fee9a74f
[INFO] testing aidanhs/slow-ref-stdweb-example against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidanhs%2Fslow-ref-stdweb-example" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aidanhs/slow-ref-stdweb-example on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aidanhs/slow-ref-stdweb-example
[INFO] finished tweaking git repo https://github.com/aidanhs/slow-ref-stdweb-example
[INFO] tweaked toml for git repo https://github.com/aidanhs/slow-ref-stdweb-example written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/aidanhs/slow-ref-stdweb-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bc2a853d05226da49b539870e6750f10c8f1c4c0803611eed47f149404de8c2
[INFO] running `Command { std: "docker" "start" "-a" "5bc2a853d05226da49b539870e6750f10c8f1c4c0803611eed47f149404de8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bc2a853d05226da49b539870e6750f10c8f1c4c0803611eed47f149404de8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc2a853d05226da49b539870e6750f10c8f1c4c0803611eed47f149404de8c2", kill_on_drop: false }`
[INFO] [stdout] 5bc2a853d05226da49b539870e6750f10c8f1c4c0803611eed47f149404de8c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6064213a62e45a43bec4ef9cb2209b106aafa995e1bcd326c135ac16a55e3f4
[INFO] running `Command { std: "docker" "start" "-a" "d6064213a62e45a43bec4ef9cb2209b106aafa995e1bcd326c135ac16a55e3f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling stdweb v0.4.6
[INFO] [stderr]    Compiling discard v1.0.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.59
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling backtrace v0.3.7
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]    Compiling yew v0.4.0 (https://github.com/DenisKolodin/yew.git?rev=f392d7e#f392d7ef)
[INFO] [stderr]    Compiling web_logger v0.1.0
[INFO] [stderr]    Compiling logobble-dataflow-page v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let env = app.mount(elt);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/main.rs:78:46
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn update(&mut self, msg: Self::Message, env: &mut Env<CTX, Self>) -> ShouldRender {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.24vxisd3rhiw1lky.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-314f46405eb1be55/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libyew-3d3ab0617bb6d28c.rlib" "/opt/rustwide/target/debug/deps/libhttp-158f4c492f2617c2.rlib" "/opt/rustwide/target/debug/deps/libfnv-6f4452e033ff10c8.rlib" "/opt/rustwide/target/debug/deps/libbytes-1418ab7dc7efe6e3.rlib" "/opt/rustwide/target/debug/deps/libiovec-beb9468d0363cad6.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f570f72f2e3a5dc9.rlib" "/opt/rustwide/target/debug/deps/libfailure-63d6161aa566a807.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-e04de9017e49ad49.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-346cf9b510b9d5cb.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-b72b2d02c38a80a6.rlib" "/opt/rustwide/target/debug/deps/liblibc-9001139dcd3142d6.rlib" "/opt/rustwide/target/debug/deps/libweb_logger-44d266aa6d89a0ee.rlib" "/opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib" "/opt/rustwide/target/debug/deps/libdiscard-58208c9de54a35e7.rlib" "/opt/rustwide/target/debug/deps/libserde_json-59819e4fe494a18a.rlib" "/opt/rustwide/target/debug/deps/libitoa-ad34e53707dc7146.rlib" "/opt/rustwide/target/debug/deps/libdtoa-8301410d92a10f25.rlib" "/opt/rustwide/target/debug/deps/libserde-451e894fbd1d9dd9.rlib" "/opt/rustwide/target/debug/deps/liblog-85223dedf42084b6.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-c6e96304176f941d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.11.rcgu.o: in function `stdweb::webapi::node::INode::next_sibling':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/node.rs:142: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.11.rcgu.o: in function `stdweb::webapi::node::INode::set_node_value':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/node.rs:193: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.12.rcgu.o: in function `stdweb::webapi::node::INode::append_child':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/node.rs:45: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.12.rcgu.o: in function `stdweb::webapi::node::INode::append_child':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/node.rs:45: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.12.rcgu.o: in function `stdweb::webapi::node::INode::append_child':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/node.rs:45: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/logobble_dataflow_page-e3ef7cd1f8423a1d.logobble_dataflow_page.1f2iclnh-cgu.12.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/node.rs:142: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib(stdweb-b9ffbc9a352e38d3.stdweb.8kgporfp-cgu.5.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_pause_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib(stdweb-b9ffbc9a352e38d3.stdweb.8kgporfp-cgu.5.rcgu.o): in function `stdweb::webapi::token_list::TokenList::add':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/token_list.rs:27: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib(stdweb-b9ffbc9a352e38d3.stdweb.8kgporfp-cgu.5.rcgu.o): in function `stdweb::webapi::token_list::TokenList::remove':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/token_list.rs:39: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib(stdweb-b9ffbc9a352e38d3.stdweb.8kgporfp-cgu.7.rcgu.o): in function `stdweb::webapi::event_target::EventListenerHandle::remove':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webapi/event_target.rs:29: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib(stdweb-b9ffbc9a352e38d3.stdweb.8kgporfp-cgu.8.rcgu.o): in function `stdweb::webcore::initialization::initialize':
[INFO] [stdout]           /opt/rustwide/target/debug/build/stdweb-8c0dbc522a627dc1/out/runtime.rs:1: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib(stdweb-b9ffbc9a352e38d3.stdweb.8kgporfp-cgu.8.rcgu.o): in function `stdweb::webcore::initialization::initialize::{{closure}}':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webcore/initialization.rs:24: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b9ffbc9a352e38d3.rlib(stdweb-b9ffbc9a352e38d3.stdweb.8kgporfp-cgu.8.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.6/src/webcore/initialization.rs:26: 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; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `logobble-dataflow-page`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d6064213a62e45a43bec4ef9cb2209b106aafa995e1bcd326c135ac16a55e3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6064213a62e45a43bec4ef9cb2209b106aafa995e1bcd326c135ac16a55e3f4", kill_on_drop: false }`
[INFO] [stdout] d6064213a62e45a43bec4ef9cb2209b106aafa995e1bcd326c135ac16a55e3f4
