[INFO] cloning repository https://github.com/mallek/stdweb_wasm_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mallek/stdweb_wasm_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmallek%2Fstdweb_wasm_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmallek%2Fstdweb_wasm_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7640baa8e7c0b179fd10a7b6c15d1ae3789ae8f5
[INFO] testing mallek/stdweb_wasm_example against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmallek%2Fstdweb_wasm_example" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mallek/stdweb_wasm_example on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mallek/stdweb_wasm_example
[INFO] finished tweaking git repo https://github.com/mallek/stdweb_wasm_example
[INFO] tweaked toml for git repo https://github.com/mallek/stdweb_wasm_example written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/mallek/stdweb_wasm_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b15e5a782d585dde4e5ffa21c12ee08cd5864c9a0da59670672c25a4177488e
[INFO] running `Command { std: "docker" "start" "-a" "3b15e5a782d585dde4e5ffa21c12ee08cd5864c9a0da59670672c25a4177488e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b15e5a782d585dde4e5ffa21c12ee08cd5864c9a0da59670672c25a4177488e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b15e5a782d585dde4e5ffa21c12ee08cd5864c9a0da59670672c25a4177488e", kill_on_drop: false }`
[INFO] [stdout] 3b15e5a782d585dde4e5ffa21c12ee08cd5864c9a0da59670672c25a4177488e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061170a438effb1c1c38a0b8f31cf0b01fb445da9971583e5cc5ce3a680a7e22
[INFO] running `Command { std: "docker" "start" "-a" "061170a438effb1c1c38a0b8f31cf0b01fb445da9971583e5cc5ce3a680a7e22", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.3
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base-x v0.2.4
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling stdweb v0.4.15
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.6
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling stdweb_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MouseMoveEvent`
[INFO] [stdout]   --> src/main.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     MouseDownEvent, MouseMoveEvent, MouseUpEvent,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `on_mouse_move`
[INFO] [stdout]    --> src/main.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn on_mouse_move(position: (f64, f64)) -> bool {
[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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.mmrvo2irnzx6087.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib" "/opt/rustwide/target/debug/deps/libdiscard-cc4f4c59330690ca.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-10a0628d9328d35a.rlib" "/opt/rustwide/target/debug/deps/libserde_json-c2f94516b843cee1.rlib" "/opt/rustwide/target/debug/deps/libryu-3885e61aeb97370e.rlib" "/opt/rustwide/target/debug/deps/libitoa-3fcba51b14786bdb.rlib" "/opt/rustwide/target/debug/deps/libserde-cf20d37472622450.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5534b29ea7b2d8f5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bfbb13072fc2761.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d6d1fa92fa620f17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7cfd201521727d95.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0e8010e8fce8e5a7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-19093fec3c6dd913.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-89c4cbe9256c1890.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-73e4507673363945.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-3fe98c0f46f27964.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a76787f08d45e37d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8cea480e62c5b261.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-1fb939608cd05a1c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-842e67e3ab562f66.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0c1c8fec3b1a54cc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-689faa634b72af17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6c2c561a8181be5e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-88c4d85fe493b0a6.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5394bdb1df5df01.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.0.rcgu.o: in function `stdweb_example::on_key::snippet::__cargo_web_snippet_d7e8d583ab25cab43e46b8259eaf81008ad7c207':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb_example-2da937a1db6bf637.stdweb_example.48229ccc-cgu.0.rcgu.o: in function `stdweb_example::on_mouse_click::snippet::__cargo_web_snippet_8ac85f6f7d8d2c7a5411feb115a1fc72d713e39c':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.0.rcgu.o): in function `<stdweb::webapi::rendering_context::CanvasRenderingContext2d as stdweb::webcore::instance_of::InstanceOf>::instance_of::snippet::__cargo_web_snippet_89611721005b3de331324f19bedec5df179862e4':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.0.rcgu.o): in function `<stdweb::webapi::rendering_context::CanvasRenderingContext2d as stdweb::webapi::rendering_context::RenderingContext>::from_canvas::snippet::__cargo_web_snippet_49ae24e0f2d690c290030200ef793256363af281':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.0.rcgu.o): in function `stdweb::webapi::rendering_context::CanvasRenderingContext2d::set_fill_style_color::snippet::__cargo_web_snippet_7e69871d2f0243bddcb8cffc809fd6fb5fb78697':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.0.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.15.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/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-0.4.15/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.15.rcgu.o): in function `stdweb::webapi::event::IEvent::prevent_default::snippet::__cargo_web_snippet_7bead6b563d52eee65504adb6b76c5cacb5428d3':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.15.rcgu.o): in function `stdweb::webapi::non_element_parent_node::INonElementParentNode::get_element_by_id::snippet::__cargo_web_snippet_d5e30f74cb752784e06bd97a37b1f89b6c3433a7':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.2.rcgu.o): in function `stdweb::webapi::window::window::snippet::__cargo_web_snippet_0f503de1d61309643e0e13a7871406891e3691c9':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.2.rcgu.o): in function `stdweb::webapi::events::mouse::IMouseEvent::button::snippet::__cargo_web_snippet_2e92e77c21dea6f3b01f9ba7ab22b0a1dae4a9ab':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.2.rcgu.o): in function `stdweb::webapi::events::mouse::IMouseEvent::client_x::snippet::__cargo_web_snippet_6c1f25bf7c9104accb489618515bd1869f4ca315':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-9b4bced96e73cb14.rlib(stdweb-9b4bced96e73cb14.stdweb.9e7478e4-cgu.2.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:101: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[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 `stdweb_example` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "061170a438effb1c1c38a0b8f31cf0b01fb445da9971583e5cc5ce3a680a7e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061170a438effb1c1c38a0b8f31cf0b01fb445da9971583e5cc5ce3a680a7e22", kill_on_drop: false }`
[INFO] [stdout] 061170a438effb1c1c38a0b8f31cf0b01fb445da9971583e5cc5ce3a680a7e22