[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 try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Fweb-snake" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahouts/web-snake on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/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-6/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alloc-no-stdlib v1.3.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.21
[INFO] [stderr]   Downloaded brotli-decompressor v1.3.1
[INFO] [stderr]   Downloaded brotli v2.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0defd357c2eb82bb4b783ec7dd232eeacf8a0f572699679ef3e928bf9517928
[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" "b0defd357c2eb82bb4b783ec7dd232eeacf8a0f572699679ef3e928bf9517928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0defd357c2eb82bb4b783ec7dd232eeacf8a0f572699679ef3e928bf9517928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0defd357c2eb82bb4b783ec7dd232eeacf8a0f572699679ef3e928bf9517928", kill_on_drop: false }`
[INFO] [stdout] b0defd357c2eb82bb4b783ec7dd232eeacf8a0f572699679ef3e928bf9517928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf2ff250c66716fbe0c9e8d47927fca09e96e325e53ad60997c2878af4671a40
[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" "bf2ff250c66716fbe0c9e8d47927fca09e96e325e53ad60997c2878af4671a40", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[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 discard v1.0.4
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling brotli-decompressor v1.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.2
[INFO] [stderr]    Compiling stdweb v0.4.10
[INFO] [stderr]    Compiling chrono v0.4.6
[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_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" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-Wl,--as-needed" "-L" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca" "/opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.1ykcoe1rud1wpp3j.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libchrono-400107aee09c61bc.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-9939bff4b793dbbb.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-eb20b5fec31850de.rlib" "/opt/rustwide/target/debug/deps/libtime-49efe0ff9d813ef9.rlib" "/opt/rustwide/target/debug/deps/liblibc-7a70711042a43204.rlib" "/opt/rustwide/target/debug/deps/libbincode-dfe94704d8c36a9d.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-c96334850bb98647.rlib" "/opt/rustwide/target/debug/deps/libbrotli-bf2595b5b3104552.rlib" "/opt/rustwide/target/debug/deps/libbrotli_decompressor-5179998cca6029c6.rlib" "/opt/rustwide/target/debug/deps/liballoc_no_stdlib-1cbd304fd6bfd559.rlib" "/opt/rustwide/target/debug/deps/libstdweb-62fee6b207ff388b.rlib" "/opt/rustwide/target/debug/deps/libdiscard-9847723efbd5428f.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-b730e19ec2c0009b.rlib" "/opt/rustwide/target/debug/deps/libserde_json-c1458f6b33205386.rlib" "/opt/rustwide/target/debug/deps/libryu-57e8b516b2b85776.rlib" "/opt/rustwide/target/debug/deps/libitoa-bf00738b2b8bc4b5.rlib" "/opt/rustwide/target/debug/deps/libserde-97206d3707110e98.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-21256c14e4504640.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-986e7fea4474d4d2.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-91d85f45babdb06e.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-756509c31813f9a6.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5c2ef587e740c0cc.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-ad8f9371d31db1b3.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-402820fb3b4d3dd8.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-5e8e903f07dc8747.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7ab9ae5080c07187.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-c8e8d47c6bf14de2.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5a02dbb58abd015a.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-cedc8fec61444895.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1c96351c52bc56a.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e41c6d24baeb2249.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-62493b241881590c.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-a1fd7734706d5518.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-c8ded1707ad10767.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1eec8756baa5bc24.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.1.rcgu.o: in function `_RNvXs1p_NtNtNtCsgf9t8PM6yrP_6stdweb6webapi6events5mouseNtB6_10ClickEventNtNtNtBc_7webcore11instance_of10InstanceOf11instance_ofCsfohwklUK0FZ_9web_snake':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/events/mouse.rs:259: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.1.rcgu.o: in function `_RNvXs31_NtNtNtCsgf9t8PM6yrP_6stdweb6webapi6events5mouseNtB6_14MouseDownEventNtNtNtBc_7webcore11instance_of10InstanceOf11instance_ofCsfohwklUK0FZ_9web_snake':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/events/mouse.rs:320: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.1.rcgu.o: in function `_RNvXs5_NtNtCsgf9t8PM6yrP_6stdweb6webapi12html_elementNtB5_4RectNtNtNtB9_7webcore11instance_of10InstanceOf11instance_ofCsfohwklUK0FZ_9web_snake':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/html_element.rs:11: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.1.rcgu.o: in function `_RNvYNtNtNtNtCsgf9t8PM6yrP_6stdweb6webapi6events5mouse14MouseDownEventNtB4_11IMouseEvent8client_xCsfohwklUK0FZ_9web_snake':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/events/mouse.rs:59: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.1.rcgu.o: in function `_RNvYNtNtNtNtCsgf9t8PM6yrP_6stdweb6webapi6events5mouse14MouseDownEventNtB4_11IMouseEvent8client_yCsfohwklUK0FZ_9web_snake':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/events/mouse.rs:70: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-11a834500b3c0fca.web_snake.6ertxn30-cgu.11.rcgu.o:/opt/rustwide/workdir/src/js_utils.rs:5: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-62fee6b207ff388b.rlib(stdweb-62fee6b207ff388b.stdweb.az10sste-cgu.5.rcgu.o): in function `_RNvNtNtNtCsgf9t8PM6yrP_6stdweb7webcore3ffi10emscripten10event_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-62fee6b207ff388b.rlib(stdweb-62fee6b207ff388b.stdweb.az10sste-cgu.5.rcgu.o): in function `_RNvNtNtCsgf9t8PM6yrP_6stdweb6webapi6window6window':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/window.rs:45: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-62fee6b207ff388b.rlib(stdweb-62fee6b207ff388b.stdweb.az10sste-cgu.5.rcgu.o): in function `_RNvMs1_NtNtCsgf9t8PM6yrP_6stdweb6webapi6windowNtB5_6Window5alert':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/window.rs:55: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-62fee6b207ff388b.rlib(stdweb-62fee6b207ff388b.stdweb.az10sste-cgu.5.rcgu.o): in function `_RNvMs2_NtNtNtCsgf9t8PM6yrP_6stdweb6webapi13html_elements6canvasNtB5_13CanvasElement6height':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/html_elements/canvas.rs:35: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-62fee6b207ff388b.rlib(stdweb-62fee6b207ff388b.stdweb.az10sste-cgu.5.rcgu.o): in function `_RNvMs2_NtNtNtCsgf9t8PM6yrP_6stdweb6webapi13html_elements6canvasNtB5_13CanvasElement5width':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/html_elements/canvas.rs:59: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-62fee6b207ff388b.rlib(stdweb-62fee6b207ff388b.stdweb.az10sste-cgu.5.rcgu.o): in function `_RNvXsh_NtNtNtCsgf9t8PM6yrP_6stdweb6webapi13html_elements6canvasNtB5_13CanvasElementNtNtNtBb_7webcore11instance_of10InstanceOf11instance_ofBb_':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/html_elements/canvas.rs:17: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-62fee6b207ff388b.rlib(stdweb-62fee6b207ff388b.stdweb.az10sste-cgu.7.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/symbol.rs:30: 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; 2 warnings 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" "bf2ff250c66716fbe0c9e8d47927fca09e96e325e53ad60997c2878af4671a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2ff250c66716fbe0c9e8d47927fca09e96e325e53ad60997c2878af4671a40", kill_on_drop: false }`
[INFO] [stdout] bf2ff250c66716fbe0c9e8d47927fca09e96e325e53ad60997c2878af4671a40