[INFO] updating cached repository https://github.com/mabruckner/mathland [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] f0300787f6e0bf4b369640848341e08536843a9a [INFO] testing mabruckner/mathland against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabruckner%2Fmathland" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mabruckner/mathland on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mabruckner/mathland [INFO] finished tweaking git repo https://github.com/mabruckner/mathland [INFO] tweaked toml for git repo https://github.com/mabruckner/mathland written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/mabruckner/mathland already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 612a75f04d7e1f67c8305093c9b51ffd75e7a012a3191907729b259d72ee4688 [INFO] running `"docker" "start" "-a" "612a75f04d7e1f67c8305093c9b51ffd75e7a012a3191907729b259d72ee4688"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling cc v1.0.34 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.3 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling rustc-demangle v0.1.13 [INFO] [stderr] Compiling base-x v0.2.4 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling cgmath v0.17.0 [INFO] [stderr] Compiling discard v1.0.4 [INFO] [stderr] Compiling anymap v0.12.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling stdweb v0.4.15 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling bincode v1.0.1 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.90 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.6 [INFO] [stderr] Compiling yew v0.7.0 (https://github.com/mabruckner/yew.git?branch=svg-hack#b69be1d5) [INFO] [stderr] Compiling mathland v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/enemy.rs:76:19 [INFO] [stderr] | [INFO] [stderr] 76 | pub card: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn EnemyCard` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/enemy.rs:93:43 [INFO] [stderr] | [INFO] [stderr] 93 | fn generate_problem(&mut self) -> Box; [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Problem` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/enemy.rs:118:35 [INFO] [stderr] | [INFO] [stderr] 118 | let (name, card): (_, Box) = match self.level { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn EnemyCard` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/enemy.rs:119:14 [INFO] [stderr] | [INFO] [stderr] 119 | 0...3 => ("Circle", Box::new(CircleCard())), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/enemy.rs:135:43 [INFO] [stderr] | [INFO] [stderr] 135 | fn generate_problem(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Problem` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:80:39 [INFO] [stderr] | [INFO] [stderr] 80 | pub obstacles: Vec<([f32; 2], Box)>, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Problem` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:81:29 [INFO] [stderr] | [INFO] [stderr] 81 | pub encounters: Vec>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Enemy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:104:20 [INFO] [stderr] | [INFO] [stderr] 104 | pub enemy: Box, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Enemy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:29 [INFO] [stderr] | [INFO] [stderr] 107 | pub problem: Option>, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Problem` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:149:25 [INFO] [stderr] | [INFO] [stderr] 149 | pub _anim_task: Box, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Task` [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/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.mathland.8yk73upw-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66" "/opt/rustwide/target/debug/deps/mathland-dc48a0c54def0a66.1n39xbays7i13i24.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-ac2716ccb7bce3ee/out" "-L" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmathland-4ee29fbcefd3ad8d.rlib" "/opt/rustwide/target/debug/deps/libcgmath-608ad840081b8fa2.rlib" "/opt/rustwide/target/debug/deps/libapprox-647059200db02d09.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-bd7e186de06bd61a.rlib" "/opt/rustwide/target/debug/deps/librand-789ad1922d1e1ae1.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-b89e9be76dd5ebdb.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-3a519fbcee54b706.rlib" "/opt/rustwide/target/debug/deps/librand_hc-458e9d01f330c516.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-d440540607dda80d.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-383ffb82adde40d9.rlib" "/opt/rustwide/target/debug/deps/librand_core-e860bcf581bc8c7b.rlib" "/opt/rustwide/target/debug/deps/librand_os-7f68b70f980f7e9d.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-942983b3afd369e8.rlib" "/opt/rustwide/target/debug/deps/librand_core-efb9f61e179ac79b.rlib" "/opt/rustwide/target/debug/deps/libyew-9b54ebae95897c1a.rlib" "/opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib" "/opt/rustwide/target/debug/deps/libdiscard-f890596eaa6281c6.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-165f4be6fd4cc746.rlib" "/opt/rustwide/target/debug/deps/libslab-d3206e5bd8666d5d.rlib" "/opt/rustwide/target/debug/deps/libanymap-20eb64a09072c07a.rlib" "/opt/rustwide/target/debug/deps/libbincode-6c8fda4747901b42.rlib" "/opt/rustwide/target/debug/deps/libserde_json-b906b3947b8adb11.rlib" "/opt/rustwide/target/debug/deps/libryu-bde80f248a257dac.rlib" "/opt/rustwide/target/debug/deps/libserde-69b67b35ba1c7867.rlib" "/opt/rustwide/target/debug/deps/libhttp-2127e25bcd0e9152.rlib" "/opt/rustwide/target/debug/deps/libitoa-6c514d0363297749.rlib" "/opt/rustwide/target/debug/deps/libfnv-5eb3a865ee06cdd3.rlib" "/opt/rustwide/target/debug/deps/libbytes-27634f89c9b24e16.rlib" "/opt/rustwide/target/debug/deps/libiovec-f00bf543a3a3da1e.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-b0988530c6a973fc.rlib" "/opt/rustwide/target/debug/deps/liblog-4e61ce44dc942ef5.rlib" "/opt/rustwide/target/debug/deps/libfailure-a82182a01fb36153.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-6639d3f5b65456dc.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-d6ee62490ec7a473.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-9ff684e05d75d9f2.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-445503145abd28c0.rlib" "/opt/rustwide/target/debug/deps/liblibc-09634f7d6679388c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dac1a412c98f50d.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b7841fd014bf83a1.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-338c0763450dca22.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5f2e5d11836e0967.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-81a9070bd3553adf.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-e297830377b95af4.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b38b87f2dd197fa0.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-601015f2e15e7e26.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-439f3a589bd88586.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-57ab7e6ac23ce11f.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3aec7f88778e912a.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-b6806800b307d4b9.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-e49d7651b12f7563.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-e8266574e26adcc3.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" [INFO] [stderr] = note: /opt/rustwide/target/debug/deps/libyew-9b54ebae95897c1a.rlib(yew-9b54ebae95897c1a.yew.15k98saj-cgu.10.rcgu.o): In function `yew::services::console::ConsoleService::log::snippet::__cargo_web_snippet_199d5eb25dfe761687bcd487578eb7e636bd9650': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libyew-9b54ebae95897c1a.rlib(yew-9b54ebae95897c1a.yew.15k98saj-cgu.12.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-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libyew-9b54ebae95897c1a.rlib(yew-9b54ebae95897c1a.yew.15k98saj-cgu.12.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-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libyew-9b54ebae95897c1a.rlib(yew-9b54ebae95897c1a.yew.15k98saj-cgu.12.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-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libyew-9b54ebae95897c1a.rlib(yew-9b54ebae95897c1a.yew.15k98saj-cgu.12.rcgu.o): In function `yew::virtual_dom::vtag::remove_attribute::snippet::__cargo_web_snippet_f6358c198ebcc61c9da370cca2679c0b8bc81a7b': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libyew-9b54ebae95897c1a.rlib(yew-9b54ebae95897c1a.yew.15k98saj-cgu.12.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/macros.rs:91: more undefined references to `emscripten_asm_const_int' follow [INFO] [stderr] /opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib(stdweb-45e70a4bd5e262e8.stdweb.3wlkul2l-cgu.6.rcgu.o): In function `stdweb::webcore::ffi::emscripten::event_loop': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/ffi/emscripten.rs:9: undefined reference to `emscripten_pause_main_loop' [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop' [INFO] [stderr] /opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib(stdweb-45e70a4bd5e262e8.stdweb.3wlkul2l-cgu.6.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-0.4.15/src/webcore/macros.rs:91: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib(stdweb-45e70a4bd5e262e8.stdweb.3wlkul2l-cgu.6.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-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib(stdweb-45e70a4bd5e262e8.stdweb.3wlkul2l-cgu.6.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-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib(stdweb-45e70a4bd5e262e8.stdweb.3wlkul2l-cgu.6.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-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib(stdweb-45e70a4bd5e262e8.stdweb.3wlkul2l-cgu.6.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-0.4.15/src/webcore/macros.rs:101: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/libstdweb-45e70a4bd5e262e8.rlib(stdweb-45e70a4bd5e262e8.stdweb.3wlkul2l-cgu.6.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.15/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 `mathland`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "612a75f04d7e1f67c8305093c9b51ffd75e7a012a3191907729b259d72ee4688"` [INFO] running `"docker" "rm" "-f" "612a75f04d7e1f67c8305093c9b51ffd75e7a012a3191907729b259d72ee4688"` [INFO] [stdout] 612a75f04d7e1f67c8305093c9b51ffd75e7a012a3191907729b259d72ee4688