[INFO] cloning repository https://github.com/keithnoguchi/webchat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keithnoguchi/webchat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithnoguchi%2Fwebchat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithnoguchi%2Fwebchat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86f4f2844db9231804dba0818c4b3bf9b337e1ab
[INFO] testing keithnoguchi/webchat against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithnoguchi%2Fwebchat" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keithnoguchi/webchat 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/keithnoguchi/webchat
[INFO] finished tweaking git repo https://github.com/keithnoguchi/webchat
[INFO] tweaked toml for git repo https://github.com/keithnoguchi/webchat written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/keithnoguchi/webchat 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 33237a8437f749a96932e315988a0d033ec23ee7cdd436532ba1efd819017aef
[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" "33237a8437f749a96932e315988a0d033ec23ee7cdd436532ba1efd819017aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33237a8437f749a96932e315988a0d033ec23ee7cdd436532ba1efd819017aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33237a8437f749a96932e315988a0d033ec23ee7cdd436532ba1efd819017aef", kill_on_drop: false }`
[INFO] [stdout] 33237a8437f749a96932e315988a0d033ec23ee7cdd436532ba1efd819017aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 741db6af194e91cde88c75a0aa41bc31f3b2fd4f4af00bd5ed3e042b9afaf8f1
[INFO] running `Command { std: "docker" "start" "-a" "741db6af194e91cde88c75a0aa41bc31f3b2fd4f4af00bd5ed3e042b9afaf8f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling web_logger v0.2.0
[INFO] [stderr]    Compiling yew v0.4.0
[INFO] [stderr]    Compiling webchat v0.1.0 (/opt/rustwide/workdir)
[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/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.webchat.eo33cwxv-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab" "/opt/rustwide/target/debug/deps/webchat-01d07b04983207ab.37lomi4ol9zyf5sd.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-d7eaed8ce89f6116/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/libweb_logger-5370b532a551569c.rlib" "/opt/rustwide/target/debug/deps/libwebchat-cb54aa3ee75c6869.rlib" "/opt/rustwide/target/debug/deps/libyew-4b174d73f8b9941f.rlib" "/opt/rustwide/target/debug/deps/libstdweb-ee2e0a14e224e95d.rlib" "/opt/rustwide/target/debug/deps/libdiscard-8c304c4ed57889f5.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-aaac370e75a059d7.rlib" "/opt/rustwide/target/debug/deps/libserde_json-35952998af1be52c.rlib" "/opt/rustwide/target/debug/deps/libryu-a2405bbc21fe032f.rlib" "/opt/rustwide/target/debug/deps/libserde-93b873d565533175.rlib" "/opt/rustwide/target/debug/deps/libhttp-d4d03a8d1edc8893.rlib" "/opt/rustwide/target/debug/deps/libitoa-b724f5a34e749b1e.rlib" "/opt/rustwide/target/debug/deps/libfnv-f34a80f1f2884e58.rlib" "/opt/rustwide/target/debug/deps/libbytes-52dc0855b611a954.rlib" "/opt/rustwide/target/debug/deps/libiovec-a3a7177b62ecd889.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-0f5da4dd94179155.rlib" "/opt/rustwide/target/debug/deps/liblog-8b6516a76b79af81.rlib" "/opt/rustwide/target/debug/deps/libfailure-720d510a9519db1c.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-57bd063839a7cbea.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-62ea0cb929070cec.rlib" "/opt/rustwide/target/debug/deps/liblibc-be60e1470675d7ff.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d2033c938d1688fd.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-62310dac5ec68432.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" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libweb_logger-5370b532a551569c.rlib(web_logger-5370b532a551569c.web_logger.54qnyv2k-cgu.4.rcgu.o): in function `web_logger::console::trace::snippet::__cargo_web_snippet_199d5eb25dfe761687bcd487578eb7e636bd9650':
[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/libweb_logger-5370b532a551569c.rlib(web_logger-5370b532a551569c.web_logger.54qnyv2k-cgu.4.rcgu.o): in function `web_logger::console::debug::snippet::__cargo_web_snippet_6bcfdb0f4808b0b1e8b8b8d2facd39b73ac5018b':
[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/libweb_logger-5370b532a551569c.rlib(web_logger-5370b532a551569c.web_logger.54qnyv2k-cgu.4.rcgu.o): in function `web_logger::console::info::snippet::__cargo_web_snippet_c5c1b47195f246fcd2672c546e8c4d526e328687':
[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/libweb_logger-5370b532a551569c.rlib(web_logger-5370b532a551569c.web_logger.54qnyv2k-cgu.4.rcgu.o): in function `web_logger::console::warn::snippet::__cargo_web_snippet_114b518968fda2247f8d0d6ad5a226d35aa55986':
[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/libweb_logger-5370b532a551569c.rlib(web_logger-5370b532a551569c.web_logger.54qnyv2k-cgu.4.rcgu.o): in function `web_logger::console::error::snippet::__cargo_web_snippet_4fd31c9e56d40b8642cf9e6f96fd6b570f355cea':
[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/libwebchat-cb54aa3ee75c6869.rlib(webchat-cb54aa3ee75c6869.webchat.15uuk2i4-cgu.1.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-ee2e0a14e224e95d.rlib(stdweb-ee2e0a14e224e95d.stdweb.ypcj5tez-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-ee2e0a14e224e95d.rlib(stdweb-ee2e0a14e224e95d.stdweb.ypcj5tez-cgu.6.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-ee2e0a14e224e95d.rlib(stdweb-ee2e0a14e224e95d.stdweb.ypcj5tez-cgu.6.rcgu.o): in function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop::snippet::__cargo_web_snippet_80d6d56760c65e49b7be8b6b01c1ea861b046bf0':
[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-ee2e0a14e224e95d.rlib(stdweb-ee2e0a14e224e95d.stdweb.ypcj5tez-cgu.7.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-ee2e0a14e224e95d.rlib(stdweb-ee2e0a14e224e95d.stdweb.ypcj5tez-cgu.7.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-ee2e0a14e224e95d.rlib(stdweb-ee2e0a14e224e95d.stdweb.ypcj5tez-cgu.7.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-ee2e0a14e224e95d.rlib(stdweb-ee2e0a14e224e95d.stdweb.ypcj5tez-cgu.7.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: 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 `webchat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "741db6af194e91cde88c75a0aa41bc31f3b2fd4f4af00bd5ed3e042b9afaf8f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741db6af194e91cde88c75a0aa41bc31f3b2fd4f4af00bd5ed3e042b9afaf8f1", kill_on_drop: false }`
[INFO] [stdout] 741db6af194e91cde88c75a0aa41bc31f3b2fd4f4af00bd5ed3e042b9afaf8f1
