[INFO] cloning repository https://github.com/rabbitXIII/wasm_snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rabbitXIII/wasm_snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrabbitXIII%2Fwasm_snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrabbitXIII%2Fwasm_snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 792cbbf65d134d99bb608dfd10bf0e15f0b8e8e3
[INFO] testing rabbitXIII/wasm_snake against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrabbitXIII%2Fwasm_snake" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rabbitXIII/wasm_snake 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/rabbitXIII/wasm_snake
[INFO] finished tweaking git repo https://github.com/rabbitXIII/wasm_snake
[INFO] tweaked toml for git repo https://github.com/rabbitXIII/wasm_snake written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rabbitXIII/wasm_snake 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cf9deaf72b67ebc0bc20d7eb4e4ebd72c89c40097c26532051b77139b94fc078
[INFO] running `Command { std: "docker" "start" "-a" "cf9deaf72b67ebc0bc20d7eb4e4ebd72c89c40097c26532051b77139b94fc078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf9deaf72b67ebc0bc20d7eb4e4ebd72c89c40097c26532051b77139b94fc078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9deaf72b67ebc0bc20d7eb4e4ebd72c89c40097c26532051b77139b94fc078", kill_on_drop: false }`
[INFO] [stdout] cf9deaf72b67ebc0bc20d7eb4e4ebd72c89c40097c26532051b77139b94fc078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 041dd79a6efd251f7217ba8cd8d11983c80aa579913aca6ead45119fae97b4b0
[INFO] running `Command { std: "docker" "start" "-a" "041dd79a6efd251f7217ba8cd8d11983c80aa579913aca6ead45119fae97b4b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.2
[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 stdweb v0.4.20
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling wasm_snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/snake.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let length = input_queue.len() as i32;
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BLUE`
[INFO] [stdout]   --> src/snake.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   BLUE,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RED`
[INFO] [stdout]   --> src/snake.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   RED,
[INFO] [stdout]    |   ^^^
[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/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.4k7d6o1cjrfmlaly.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-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/libstdweb-b8eb5bf4e80cd399.rlib" "/opt/rustwide/target/debug/deps/libdiscard-7c423be8641968f0.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-3fd55b91f6a8a492.rlib" "/opt/rustwide/target/debug/deps/libserde_json-3e6d5097e02051ce.rlib" "/opt/rustwide/target/debug/deps/libryu-1635665e46e4f75a.rlib" "/opt/rustwide/target/debug/deps/libitoa-f351d41680f4a4fc.rlib" "/opt/rustwide/target/debug/deps/libserde-92817fd062274031.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" "-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/wasm_snake-4430f30d112e539b" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.9.rcgu.o: in function `wasm_snake::snake::Snake::create_food::snippet::__cargo_web_snippet_ad7d159412cc3f611a3ed6f04ff238a29b21a272':
[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/wasm_snake-4430f30d112e539b.wasm_snake.er2bo8fg-cgu.9.rcgu.o: in function `wasm_snake::snake::Snake::create_food::snippet::__cargo_web_snippet_ad7d159412cc3f611a3ed6f04ff238a29b21a272':
[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-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.0.rcgu.o): in function `<stdweb::webapi::rendering_context::CanvasRenderingContext2d as stdweb::webcore::instance_of::InstanceOf>::instance_of::snippet::__cargo_web_snippet_550049fd354fc2e2d13b8dacf6ebece3de7d60a0':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:64: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-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-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-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-0.4.20/src/webcore/macros.rs:139: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.0.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:139: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.10.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:11: undefined reference to `emscripten_pause_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.12.rcgu.o): in function `<stdweb::webapi::html_element::HtmlElement as stdweb::webcore::instance_of::InstanceOf>::instance_of::snippet::__cargo_web_snippet_b743a9125e0636ae1f20ac2753ae55b93c1706ce':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:64: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.13.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-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.13.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-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.13.rcgu.o): in function `stdweb::webapi::node::INode::set_text_content::snippet::__cargo_web_snippet_f765b15a1a1b5cd266e922e6fca98dd570f17edc':
[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/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.15.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-0.4.20/src/webcore/macros.rs:64: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-b8eb5bf4e80cd399.rlib(stdweb-b8eb5bf4e80cd399.stdweb.3f5sae3b-cgu.15.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; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm_snake`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "041dd79a6efd251f7217ba8cd8d11983c80aa579913aca6ead45119fae97b4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "041dd79a6efd251f7217ba8cd8d11983c80aa579913aca6ead45119fae97b4b0", kill_on_drop: false }`
[INFO] [stdout] 041dd79a6efd251f7217ba8cd8d11983c80aa579913aca6ead45119fae97b4b0
