[INFO] cloning repository https://github.com/ahouts/web-snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahouts/web-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Fweb-snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Fweb-snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e71f901278c9f31fdddec2d9d158cb848184525
[INFO] testing ahouts/web-snake against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Fweb-snake" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahouts/web-snake on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ahouts/web-snake
[INFO] finished tweaking git repo https://github.com/ahouts/web-snake
[INFO] tweaked toml for git repo https://github.com/ahouts/web-snake written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ahouts/web-snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ca10a5ed041a82fabf2954c049b95b87a2d6a83842fa430f01f1203dc7a2448
[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" "1ca10a5ed041a82fabf2954c049b95b87a2d6a83842fa430f01f1203dc7a2448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ca10a5ed041a82fabf2954c049b95b87a2d6a83842fa430f01f1203dc7a2448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca10a5ed041a82fabf2954c049b95b87a2d6a83842fa430f01f1203dc7a2448", kill_on_drop: false }`
[INFO] [stdout] 1ca10a5ed041a82fabf2954c049b95b87a2d6a83842fa430f01f1203dc7a2448
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 5c8ede0d55a2e5119e7f12c8ef9caa7860e245262944fe4d9c0cf1011b8b78b9
[INFO] running `Command { std: "docker" "start" "-a" "5c8ede0d55a2e5119e7f12c8ef9caa7860e245262944fe4d9c0cf1011b8b78b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]    Compiling alloc-no-stdlib v1.3.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling brotli-decompressor v1.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.2
[INFO] [stderr]    Compiling stdweb v0.4.10
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling brotli v2.5.1
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling web-snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let mut snake_game = snake_ref.borrow_mut();
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[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/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7" "/opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.4exh1dyb6tnjbv8f.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libchrono-1c4b012a94e4b5f4.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-b9c0d786908b6487.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-749e254c0a4b1de3.rlib" "/opt/rustwide/target/debug/deps/libtime-7d95b1ce3d933d01.rlib" "/opt/rustwide/target/debug/deps/liblibc-7b7c1c356f3df9d6.rlib" "/opt/rustwide/target/debug/deps/libbincode-7c5c188ad4385365.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f2e0ef059a40c69d.rlib" "/opt/rustwide/target/debug/deps/libbrotli-8705a3161ddfb6ba.rlib" "/opt/rustwide/target/debug/deps/libbrotli_decompressor-a19518341b0a0c0d.rlib" "/opt/rustwide/target/debug/deps/liballoc_no_stdlib-c62e4fac1e825b93.rlib" "/opt/rustwide/target/debug/deps/libstdweb-da22cb233e2a6ce3.rlib" "/opt/rustwide/target/debug/deps/libdiscard-7d046748822603f8.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-62a65b520279adfd.rlib" "/opt/rustwide/target/debug/deps/libserde_json-4831c07e61811e3a.rlib" "/opt/rustwide/target/debug/deps/libryu-8652b2029b8bca3a.rlib" "/opt/rustwide/target/debug/deps/libitoa-112bb79833734ba1.rlib" "/opt/rustwide/target/debug/deps/libserde-a6b08f6194a1fd54.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c659455244c9d2ca.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-448643d99e633b5d.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-c7c3d631a525883a.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d7659a11bb201e01.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-9aceb6f83a33a9b6.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-876c3057c8a2a7c2.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2f02aa3e24d2aa49.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-1d4694108f8cb543.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-79eaa6e630880f50.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-0df1a4ec96f80cf7.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bba9b0f0f4d77257.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f848f9c987265235.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0d5ea4f2d39b8e27.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22053fa5fc00a3b.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-c52e5d6301e1bd59.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-2675a9a46b5cec89.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-6e3d052afeb9f711.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.11.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),stdweb::webcore::mutfn::Mut<F>> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.11.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),stdweb::webcore::mutfn::Mut<F>> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.11.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),stdweb::webcore::mutfn::Mut<F>> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.11.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),stdweb::webcore::mutfn::Mut<F>> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.11.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),stdweb::webcore::mutfn::Mut<F>> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-4be08cfb16256db7.web_snake.cdte06cu-cgu.11.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-da22cb233e2a6ce3.rlib(stdweb-da22cb233e2a6ce3.stdweb.6tqoci7k-cgu.13.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/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-0.4.10/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-da22cb233e2a6ce3.rlib(stdweb-da22cb233e2a6ce3.stdweb.6tqoci7k-cgu.13.rcgu.o): in function `<stdweb::webcore::symbol::Symbol as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/symbol.rs:30: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-da22cb233e2a6ce3.rlib(stdweb-da22cb233e2a6ce3.stdweb.6tqoci7k-cgu.15.rcgu.o): in function `stdweb::webapi::document::document':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:40: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-da22cb233e2a6ce3.rlib(stdweb-da22cb233e2a6ce3.stdweb.6tqoci7k-cgu.15.rcgu.o): in function `stdweb::webapi::document::Document::create_element':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-da22cb233e2a6ce3.rlib(stdweb-da22cb233e2a6ce3.stdweb.6tqoci7k-cgu.15.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: 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; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `web-snake`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5c8ede0d55a2e5119e7f12c8ef9caa7860e245262944fe4d9c0cf1011b8b78b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8ede0d55a2e5119e7f12c8ef9caa7860e245262944fe4d9c0cf1011b8b78b9", kill_on_drop: false }`
[INFO] [stdout] 5c8ede0d55a2e5119e7f12c8ef9caa7860e245262944fe4d9c0cf1011b8b78b9