[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#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Fweb-snake" "/workspace/builds/worker-115/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahouts/web-snake on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-115/source/rust-toolchain
[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-115/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2754faa0cecffbf5b52d99857ee37701fce7e5b65b2c88fc8eb601d0993c6b30
[INFO] running `Command { std: "docker" "start" "-a" "2754faa0cecffbf5b52d99857ee37701fce7e5b65b2c88fc8eb601d0993c6b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2754faa0cecffbf5b52d99857ee37701fce7e5b65b2c88fc8eb601d0993c6b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2754faa0cecffbf5b52d99857ee37701fce7e5b65b2c88fc8eb601d0993c6b30", kill_on_drop: false }`
[INFO] [stdout] 2754faa0cecffbf5b52d99857ee37701fce7e5b65b2c88fc8eb601d0993c6b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd65bde32431902abfbb18a2540850bfaadccb578e44d361081436ef3fe1d75a
[INFO] running `Command { std: "docker" "start" "-a" "cd65bde32431902abfbb18a2540850bfaadccb578e44d361081436ef3fe1d75a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.2
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]    Compiling alloc-no-stdlib v1.3.0
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.2
[INFO] [stderr]    Compiling stdweb v0.4.10
[INFO] [stderr]    Compiling brotli-decompressor v1.3.1
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling brotli v2.5.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.18
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:148:6
[INFO] [stdout]     |
[INFO] [stdout] 148 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.dmsik23ymrlywje.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libchrono-35281266258203cf.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-bf46201c40e0d0a9.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-6ba7abf9c08c9052.rlib" "/opt/rustwide/target/debug/deps/libtime-fe888bf65ee32468.rlib" "/opt/rustwide/target/debug/deps/liblibc-c23787a595f08a63.rlib" "/opt/rustwide/target/debug/deps/libbincode-83a1d5b84aab1705.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-d225e2dd059ea547.rlib" "/opt/rustwide/target/debug/deps/libbrotli-4dbd5e8aa1dc2d7d.rlib" "/opt/rustwide/target/debug/deps/libbrotli_decompressor-60d78c7dc5ba6339.rlib" "/opt/rustwide/target/debug/deps/liballoc_no_stdlib-d3c618febd5671ff.rlib" "/opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib" "/opt/rustwide/target/debug/deps/libdiscard-e8075c277bd827d9.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-2d86b3c4fc71f800.rlib" "/opt/rustwide/target/debug/deps/libserde_json-2ec2b54179e4dddb.rlib" "/opt/rustwide/target/debug/deps/libryu-c38caa1788232c92.rlib" "/opt/rustwide/target/debug/deps/libitoa-96ce37d5cfefc361.rlib" "/opt/rustwide/target/debug/deps/libserde-cf97db2f353d6d48.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.1.rcgu.o: in function `web_snake::js_utils::random':
[INFO] [stdout]           /opt/rustwide/workdir/src/js_utils.rs:5: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.1.rcgu.o: in function `web_snake::js_utils::get_date':
[INFO] [stdout]           /opt/rustwide/workdir/src/js_utils.rs:10: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.10.rcgu.o: in function `stdweb::webapi::event_target::IEventTarget::add_event_listener':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/event_target.rs:54: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.10.rcgu.o: in function `stdweb::webapi::event_target::IEventTarget::add_event_listener':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/event_target.rs:54: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.10.rcgu.o: in function `stdweb::webapi::event_target::IEventTarget::add_event_listener':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/event_target.rs:54: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-825cf1ed10efc293.web_snake.3d6b40f6-cgu.10.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/event_target.rs:54: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib(stdweb-a424535d8d37a472.stdweb.3f438350-cgu.12.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:11: undefined reference to `emscripten_pause_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib(stdweb-a424535d8d37a472.stdweb.3f438350-cgu.12.rcgu.o): in function `<stdweb::webapi::dom_exception::InvalidCharacterError as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/macros.rs:546: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib(stdweb-a424535d8d37a472.stdweb.3f438350-cgu.15.rcgu.o): in function `<stdweb::webapi::element::Element as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/element.rs:236: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib(stdweb-a424535d8d37a472.stdweb.3f438350-cgu.3.rcgu.o): in function `stdweb::webapi::html_element::Rect::get_top':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/html_element.rs:57: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib(stdweb-a424535d8d37a472.stdweb.3f438350-cgu.3.rcgu.o): in function `stdweb::webapi::html_element::Rect::get_left':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/html_element.rs:84: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib(stdweb-a424535d8d37a472.stdweb.3f438350-cgu.5.rcgu.o): in function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/value.rs:92: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-a424535d8d37a472.rlib(stdweb-a424535d8d37a472.stdweb.3f438350-cgu.5.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/window.rs:45: 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 `web-snake` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cd65bde32431902abfbb18a2540850bfaadccb578e44d361081436ef3fe1d75a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd65bde32431902abfbb18a2540850bfaadccb578e44d361081436ef3fe1d75a", kill_on_drop: false }`
[INFO] [stdout] cd65bde32431902abfbb18a2540850bfaadccb578e44d361081436ef3fe1d75a