[INFO] updating cached repository https://github.com/jleahred/connect4 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3516a4ce664330778521d8698f4545d40e79fb9d [INFO] testing jleahred/connect4 against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjleahred%2Fconnect4" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jleahred/connect4 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jleahred/connect4 [INFO] finished tweaking git repo https://github.com/jleahred/connect4 [INFO] tweaked toml for git repo https://github.com/jleahred/connect4 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/jleahred/connect4 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stdout] fd027ef71dd5af4df2618a91b138d377353b537309df2ea48eb07264e88b81dd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "fd027ef71dd5af4df2618a91b138d377353b537309df2ea48eb07264e88b81dd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.2 [INFO] [stderr] Compiling base-x v0.2.3 [INFO] [stderr] Compiling idata v0.1.1 (https://github.com/jleahred/idata.git#08eab4e3) [INFO] [stderr] Compiling bincode v1.0.1 [INFO] [stderr] Compiling stdweb v0.4.12 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling failure v0.1.3 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.4 [INFO] [stderr] Compiling yew v0.5.0 (https://github.com/DenisKolodin/yew#5a040a19) [INFO] [stderr] Compiling connect4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/engine/patterns.rs:111:9 [INFO] [stderr] | [INFO] [stderr] 111 | (other - curr) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/html/game.rs:14:21 [INFO] [stderr] | [INFO] [stderr] 14 | job: Option>, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Task` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/html/config.rs:9:34 [INFO] [stderr] | [INFO] [stderr] 9 | pub onstart: Option>, [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/html/config.rs:25:34 [INFO] [stderr] | [INFO] [stderr] 25 | pub onstart: Option>, [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `if` condition [INFO] [stderr] --> src/html/config.rs:113:54 [INFO] [stderr] | [INFO] [stderr] 113 | [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `if` condition [INFO] [stderr] --> src/html/config.rs:114:59 [INFO] [stderr] | [INFO] [stderr] 114 | [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `if` condition [INFO] [stderr] --> src/html/config.rs:134:68 [INFO] [stderr] | [INFO] [stderr] 134 | [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `if` condition [INFO] [stderr] --> src/html/config.rs:135:61 [INFO] [stderr] | [INFO] [stderr] 135 | [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `if` condition [INFO] [stderr] --> src/html/config.rs:136:61 [INFO] [stderr] | [INFO] [stderr] 136 | [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `PlayersAnalisys` [INFO] [stderr] --> src/html/config.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | PlayersAnalisys, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.connect4.5fhl4p5t-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f" "/opt/rustwide/target/debug/deps/connect4-85fe6f9a7e0e576f.3bfkgh1pokn5zcqk.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-2eda83a68ad54582/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libconnect4-9baf74f27b8805b4.rlib" "/opt/rustwide/target/debug/deps/libidata-5b0ffd6fbe6723e3.rlib" "/opt/rustwide/target/debug/deps/libyew-fe20be8f3789b108.rlib" "/opt/rustwide/target/debug/deps/libslab-51596de4b4140135.rlib" "/opt/rustwide/target/debug/deps/libanymap-56c5d6a24ad3dee8.rlib" "/opt/rustwide/target/debug/deps/libbincode-225a57f201d45322.rlib" "/opt/rustwide/target/debug/deps/libhttp-ab2fa3e8f1073ef7.rlib" "/opt/rustwide/target/debug/deps/libfnv-73f55f8a234ebd2d.rlib" "/opt/rustwide/target/debug/deps/libbytes-d9645dbd4d5f39bf.rlib" "/opt/rustwide/target/debug/deps/libiovec-f478631a3c2b4180.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-12d08455b18d4b97.rlib" "/opt/rustwide/target/debug/deps/liblog-cc96050100bf31d6.rlib" "/opt/rustwide/target/debug/deps/libfailure-4b584f1c3eb6864b.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-3d27e1a7fe278b05.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-d02e503f3dcbeb80.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-febb9c5098bef537.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d9bc28547053b377.rlib" "/opt/rustwide/target/debug/deps/liblibc-8178c70d7148a6f8.rlib" "/opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib" "/opt/rustwide/target/debug/deps/libdiscard-467a332ec5511321.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-cc213ac0f9987a42.rlib" "/opt/rustwide/target/debug/deps/libserde_json-6e46ab771e2fadd1.rlib" "/opt/rustwide/target/debug/deps/libryu-67ce7310b0ade578.rlib" "/opt/rustwide/target/debug/deps/libitoa-268fce15131683f2.rlib" "/opt/rustwide/target/debug/deps/libserde-b0b6939a40694065.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-fe20be8f3789b108.rlib(yew-fe20be8f3789b108.yew.9vrrtaua-cgu.12.rcgu.o): in function `yew::services::timeout::TimeoutService::spawn::snippet::__cargo_web_snippet_f11967ebdd9b2715f6e5dff0f3829fecc1b1a7ec': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-fe20be8f3789b108.rlib(yew-fe20be8f3789b108.yew.9vrrtaua-cgu.12.rcgu.o): in function `::cancel::snippet::__cargo_web_snippet_88fdef85e51047882d647a7f6f4a63bf786cb581': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-fe20be8f3789b108.rlib(yew-fe20be8f3789b108.yew.9vrrtaua-cgu.4.rcgu.o): in function `yew::virtual_dom::vtag::VTag::apply_diffs::snippet::__cargo_web_snippet_0da47658267a7497de743e1b0892f992ba6ca6ef': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-fe20be8f3789b108.rlib(yew-fe20be8f3789b108.yew.9vrrtaua-cgu.4.rcgu.o): in function `yew::virtual_dom::vtag::VTag::apply_diffs::snippet::__cargo_web_snippet_6a77b2f2accec26fefbfa0d864061d26f40f8f6f': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-fe20be8f3789b108.rlib(yew-fe20be8f3789b108.yew.9vrrtaua-cgu.4.rcgu.o): in function `yew::virtual_dom::vtag::set_attribute::snippet::__cargo_web_snippet_da2febd72f9938d90bc2bf2905643f595b07abd9': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libyew-fe20be8f3789b108.rlib(yew-fe20be8f3789b108.yew.9vrrtaua-cgu.4.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:91: more undefined references to `emscripten_asm_const_int' follow [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib(stdweb-c88aa465a3a294f5.stdweb.8iee5wo0-cgu.5.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/ffi/emscripten.rs:9: undefined reference to `emscripten_pause_main_loop' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib(stdweb-c88aa465a3a294f5.stdweb.8iee5wo0-cgu.5.rcgu.o): in function `stdweb::webapi::node::INode::append_child::snippet::__cargo_web_snippet_e741b9d9071097746386b2c2ec044a2bc73e688c': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib(stdweb-c88aa465a3a294f5.stdweb.8iee5wo0-cgu.5.rcgu.o): in function `stdweb::webapi::node::INode::remove_child::snippet::__cargo_web_snippet_cd41a77d0178ae27c833ef2950e5f1a48a1455c1': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib(stdweb-c88aa465a3a294f5.stdweb.8iee5wo0-cgu.5.rcgu.o): in function `stdweb::webapi::node::INode::remove_child::snippet::__cargo_web_snippet_b06dde4acf09433b5190a4b001259fe5d4abcbc2': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib(stdweb-c88aa465a3a294f5.stdweb.8iee5wo0-cgu.5.rcgu.o): in function `stdweb::webapi::node::INode::remove_child::snippet::__cargo_web_snippet_ab05f53189dacccf2d365ad26daa407d4f7abea9': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib(stdweb-c88aa465a3a294f5.stdweb.8iee5wo0-cgu.5.rcgu.o): in function `stdweb::webapi::node::INode::remove_child::snippet::__cargo_web_snippet_614a3dd2adb7e9eac4a0ec6e59d37f87e0521c3b': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-c88aa465a3a294f5.rlib(stdweb-c88aa465a3a294f5.stdweb.8iee5wo0-cgu.5.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.12/src/webcore/macros.rs:101: more undefined references to `emscripten_asm_const_int' follow [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: could not compile `connect4`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "fd027ef71dd5af4df2618a91b138d377353b537309df2ea48eb07264e88b81dd"` [INFO] running `"docker" "rm" "-f" "fd027ef71dd5af4df2618a91b138d377353b537309df2ea48eb07264e88b81dd"` [INFO] [stdout] fd027ef71dd5af4df2618a91b138d377353b537309df2ea48eb07264e88b81dd