[INFO] cloning repository https://github.com/jackyzhen/rust-vs-go-slides
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackyzhen/rust-vs-go-slides" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackyzhen%2Frust-vs-go-slides", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackyzhen%2Frust-vs-go-slides'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aab94ec37548c57d445ea7438359d3f1e66f0988
[INFO] testing jackyzhen/rust-vs-go-slides against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackyzhen%2Frust-vs-go-slides" "/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/jackyzhen/rust-vs-go-slides on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackyzhen/rust-vs-go-slides
[INFO] finished tweaking git repo https://github.com/jackyzhen/rust-vs-go-slides
[INFO] tweaked toml for git repo https://github.com/jackyzhen/rust-vs-go-slides written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jackyzhen/rust-vs-go-slides already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bbe4fc61c63aea3432825390c0e98f1ecff2462d68387fcf505c3757a4aadf9
[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" "5bbe4fc61c63aea3432825390c0e98f1ecff2462d68387fcf505c3757a4aadf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bbe4fc61c63aea3432825390c0e98f1ecff2462d68387fcf505c3757a4aadf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbe4fc61c63aea3432825390c0e98f1ecff2462d68387fcf505c3757a4aadf9", kill_on_drop: false }`
[INFO] [stdout] 5bbe4fc61c63aea3432825390c0e98f1ecff2462d68387fcf505c3757a4aadf9
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", 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] 08d3bd3dc35821888db078dfbbccec50d05241cf0a5d79fb3f5cad499049ac8c
[INFO] running `Command { std: "docker" "start" "-a" "08d3bd3dc35821888db078dfbbccec50d05241cf0a5d79fb3f5cad499049ac8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling stdweb v0.4.8
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling discard v1.0.3
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling http v0.1.8
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling serde_json v1.0.24
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]    Compiling yew v0.5.0 (https://github.com/DenisKolodin/yew?rev=b957f8778ebb3ce88a6d10dfb41f04a4e44d6640#b957f877)
[INFO] [stderr]    Compiling rust-vs-go-slides v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub handler: Option<Box<Task>>,
[INFO] [stdout]    |                             ^^^^ help: use `dyn`: `dyn Task`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7" "/opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.4ju11k2voho4piky.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-09c1f7f93f8261f5/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librust_vs_go_slides-c072fc72982ab042.rlib" "/opt/rustwide/target/debug/deps/libpulldown_cmark-0063501449c0df9c.rlib" "/opt/rustwide/target/debug/deps/libbitflags-784789cfb973a420.rlib" "/opt/rustwide/target/debug/deps/libyew-fc0b0ddbfd4cddf9.rlib" "/opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib" "/opt/rustwide/target/debug/deps/libdiscard-a7078ed5c6f139ae.rlib" "/opt/rustwide/target/debug/deps/libslab-7ddddf3e2fb20867.rlib" "/opt/rustwide/target/debug/deps/libanymap-6bbd4a7bd711f443.rlib" "/opt/rustwide/target/debug/deps/libbincode-704fcbeb750c3db2.rlib" "/opt/rustwide/target/debug/deps/libserde_json-88c2b632745ffc1a.rlib" "/opt/rustwide/target/debug/deps/libdtoa-ef96281157d55c80.rlib" "/opt/rustwide/target/debug/deps/libserde-36ae9d829ac76b1d.rlib" "/opt/rustwide/target/debug/deps/libhttp-b3275797aaaa955e.rlib" "/opt/rustwide/target/debug/deps/libitoa-ee70a488172f294c.rlib" "/opt/rustwide/target/debug/deps/libfnv-f34a80f1f2884e58.rlib" "/opt/rustwide/target/debug/deps/libbytes-6c14e7119c6f4f58.rlib" "/opt/rustwide/target/debug/deps/libiovec-dfcb93e4b0a18607.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-56c4181cf51af370.rlib" "/opt/rustwide/target/debug/deps/liblog-857c0052086795db.rlib" "/opt/rustwide/target/debug/deps/libfailure-9e1c7dec6465cd61.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-acf710c264adb134.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-c69606b78a9e33ca.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-e17cec21ad3f096e.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-38dbe541ca7bbf4d.rlib" "/opt/rustwide/target/debug/deps/liblibc-32e78cd0c0890b1b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rust_vs_go_slides-ba9166bffa26f0a7.rust_vs_go_slides.azwr1arl-cgu.2.rcgu.o: in function `stdweb::webapi::parent_node::IParentNode::query_selector':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webapi/parent_node.rs:23: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librust_vs_go_slides-c072fc72982ab042.rlib(rust_vs_go_slides-c072fc72982ab042.rust_vs_go_slides.68uwqewv-cgu.10.rcgu.o): in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),F> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/serialization.rs:1036: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librust_vs_go_slides-c072fc72982ab042.rlib(rust_vs_go_slides-c072fc72982ab042.rust_vs_go_slides.68uwqewv-cgu.10.rcgu.o): in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),F> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/serialization.rs:1036: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librust_vs_go_slides-c072fc72982ab042.rlib(rust_vs_go_slides-c072fc72982ab042.rust_vs_go_slides.68uwqewv-cgu.10.rcgu.o): in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),F> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/serialization.rs:1036: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librust_vs_go_slides-c072fc72982ab042.rlib(rust_vs_go_slides-c072fc72982ab042.rust_vs_go_slides.68uwqewv-cgu.11.rcgu.o): in function `stdweb::webapi::event_target::IEventTarget::add_event_listener':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webapi/event_target.rs:53: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librust_vs_go_slides-c072fc72982ab042.rlib(rust_vs_go_slides-c072fc72982ab042.rust_vs_go_slides.68uwqewv-cgu.11.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webapi/event_target.rs:53: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib(stdweb-099ef9707f70688e.stdweb.1ko90qcs-cgu.15.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/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-0.4.8/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib(stdweb-099ef9707f70688e.stdweb.1ko90qcs-cgu.15.rcgu.o): in function `<stdweb::webapi::element::Element as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webapi/element.rs:173: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib(stdweb-099ef9707f70688e.stdweb.1ko90qcs-cgu.4.rcgu.o): in function `stdweb::webcore::value::Reference::from_raw_unchecked':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/value.rs:33: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib(stdweb-099ef9707f70688e.stdweb.1ko90qcs-cgu.4.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-0.4.8/src/webcore/value.rs:89: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib(stdweb-099ef9707f70688e.stdweb.1ko90qcs-cgu.4.rcgu.o): in function `<stdweb::webapi::dom_exception::HierarchyRequestError as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:567: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib(stdweb-099ef9707f70688e.stdweb.1ko90qcs-cgu.4.rcgu.o): in function `<stdweb::webapi::dom_exception::NotFoundError as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:567: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-099ef9707f70688e.rlib(stdweb-099ef9707f70688e.stdweb.1ko90qcs-cgu.7.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webapi/document.rs:34: 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-vs-go-slides`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "08d3bd3dc35821888db078dfbbccec50d05241cf0a5d79fb3f5cad499049ac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d3bd3dc35821888db078dfbbccec50d05241cf0a5d79fb3f5cad499049ac8c", kill_on_drop: false }`
[INFO] [stdout] 08d3bd3dc35821888db078dfbbccec50d05241cf0a5d79fb3f5cad499049ac8c
