[INFO] cloning repository https://github.com/tellefsen/blobworld_wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tellefsen/blobworld_wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftellefsen%2Fblobworld_wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftellefsen%2Fblobworld_wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 467e8ce2ecba0b4acd170ac6dad0bee5220e83df
[INFO] testing tellefsen/blobworld_wasm against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftellefsen%2Fblobworld_wasm" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tellefsen/blobworld_wasm on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tellefsen/blobworld_wasm
[INFO] finished tweaking git repo https://github.com/tellefsen/blobworld_wasm
[INFO] tweaked toml for git repo https://github.com/tellefsen/blobworld_wasm written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tellefsen/blobworld_wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.47
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.4
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.47
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.47
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.7
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.47
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.47
[INFO] [stderr]   Downloaded bumpalo v2.5.0
[INFO] [stderr]   Downloaded stdweb v0.4.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 822e1600fdf687062b98e1023f572212dcd4e942a1e5dab378e1fd9df5bc5e0f
[INFO] running `Command { std: "docker" "start" "-a" "822e1600fdf687062b98e1023f572212dcd4e942a1e5dab378e1fd9df5bc5e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "822e1600fdf687062b98e1023f572212dcd4e942a1e5dab378e1fd9df5bc5e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822e1600fdf687062b98e1023f572212dcd4e942a1e5dab378e1fd9df5bc5e0f", kill_on_drop: false }`
[INFO] [stdout] 822e1600fdf687062b98e1023f572212dcd4e942a1e5dab378e1fd9df5bc5e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c471c92dde8b89882637a79e28af781f1f16d9863ff8e607116622827270e73
[INFO] running `Command { std: "docker" "start" "-a" "6c471c92dde8b89882637a79e28af781f1f16d9863ff8e607116622827270e73", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.4
[INFO] [stderr]    Compiling base-x v0.2.5
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling stdweb v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.7
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling blobworld_wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.blobworld_wasm.e12ffec6-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14.96j96kh7yhht875.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib" "/opt/rustwide/target/debug/deps/libdiscard-4ee9a3464a5782b7.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-5263d53d4b6f4624.rlib" "/opt/rustwide/target/debug/deps/libserde_json-5ea1578f3f8aef3b.rlib" "/opt/rustwide/target/debug/deps/libryu-a0f24e45ca50d2b6.rlib" "/opt/rustwide/target/debug/deps/libitoa-cca9d566c5b7acd5.rlib" "/opt/rustwide/target/debug/deps/libserde-00c7c3ee2fb4c516.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8d61b92a0a02f53a.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-fc45202bb435016b.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f2400674c7513725.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-605c3a7d1a5d300d.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3d4fb4efa907e4e8.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-65207f030ab23308.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-76ca199cb0186109.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-1e3e01ed4f561dc1.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dd8dddcba7c13fee.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-00b13d31c3420656.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e4c8460b81557bd5.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-600d46e5f0005455.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e4a08a2585b62d37.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fbc21ec567cb9dc7.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-10b3fa8e49bd978f.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64625b73694ffce7.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-fb6b78ac543a58ee.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1d1f2d1bec6f51b8.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-acf5ff6e9595d982.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/blobworld_wasm-32d3f3abb5f27f14" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-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-0.4.17/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-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-0.4.17/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-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-0.4.17/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.0.rcgu.o): in function `stdweb::webapi::rendering_context::CanvasRenderingContext2d::arc::snippet::__cargo_web_snippet_beb1ef96dc78600c39cf4a2d30d33fb4fa78d6e9':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.0.rcgu.o): in function `stdweb::webapi::rendering_context::CanvasRenderingContext2d::fill::snippet::__cargo_web_snippet_34614a54b9917541d4d53cb2b9cf99dadc50b155':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.0.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/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-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.1.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/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-0.4.17/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.1.rcgu.o): in function `<stdweb::webapi::dom_exception::SyntaxError as stdweb::webcore::instance_of::InstanceOf>::instance_of::snippet::__cargo_web_snippet_7c8dfab835dc8a552cd9d67f27d26624590e052c':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-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-0.4.17/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.2.rcgu.o): in function `stdweb::webapi::window::Window::inner_width::snippet::__cargo_web_snippet_ea6ad9d8415e84119621f5aa2c86a39abc588b75':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.2.rcgu.o): in function `stdweb::webapi::window::Window::inner_height::snippet::__cargo_web_snippet_b6fbe111e441333398599f63dc09b26f8d172654':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.3.rcgu.o): in function `<stdweb::webapi::element::Element as stdweb::webcore::instance_of::InstanceOf>::instance_of::snippet::__cargo_web_snippet_352943ae98b2eeb817e36305c3531d61c7e1a52b':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-093ac18dbd8c025a.rlib(stdweb-093ac18dbd8c025a.stdweb.5a3b40e0-cgu.3.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.17/src/webcore/macros.rs:32: 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blobworld_wasm` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c471c92dde8b89882637a79e28af781f1f16d9863ff8e607116622827270e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c471c92dde8b89882637a79e28af781f1f16d9863ff8e607116622827270e73", kill_on_drop: false }`
[INFO] [stdout] 6c471c92dde8b89882637a79e28af781f1f16d9863ff8e607116622827270e73