[INFO] cloning repository https://github.com/rbtying/sillyfmt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbtying/sillyfmt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbtying%2Fsillyfmt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbtying%2Fsillyfmt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 701dd71eec85dcf09588fe7781e69836e37c0d38
[INFO] testing rbtying/sillyfmt against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbtying%2Fsillyfmt" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rbtying/sillyfmt on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rbtying/sillyfmt
[INFO] finished tweaking git repo https://github.com/rbtying/sillyfmt
[INFO] tweaked toml for git repo https://github.com/rbtying/sillyfmt written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/rbtying/sillyfmt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.51
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.51
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.51
[INFO] [stderr]   Downloaded ucd-util v0.1.5
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.51
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.51
[INFO] [stderr]   Downloaded rustyline v6.1.2
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded serde_derive v1.0.101
[INFO] [stderr]   Downloaded tree-sitter v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c8b22f9d063ad15ae59c588c958664d76f8b3c1fdd3ba9b53ec7f8ed8854e5a
[INFO] running `Command { std: "docker" "start" "-a" "4c8b22f9d063ad15ae59c588c958664d76f8b3c1fdd3ba9b53ec7f8ed8854e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c8b22f9d063ad15ae59c588c958664d76f8b3c1fdd3ba9b53ec7f8ed8854e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8b22f9d063ad15ae59c588c958664d76f8b3c1fdd3ba9b53ec7f8ed8854e5a", kill_on_drop: false }`
[INFO] [stdout] 4c8b22f9d063ad15ae59c588c958664d76f8b3c1fdd3ba9b53ec7f8ed8854e5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f05793ec276c05bbbfa8b7969a0c2c4697727a4f947adc2e43edf05a71e285
[INFO] running `Command { std: "docker" "start" "-a" "e2f05793ec276c05bbbfa8b7969a0c2c4697727a4f947adc2e43edf05a71e285", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling sillyfmt v0.1.0 (/opt/rustwide/workdir/sillyfmt)
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling tree-sitter v0.6.2
[INFO] [stderr]    Compiling sillyfmt-tree-sitter v0.1.0 (/opt/rustwide/workdir/sillyfmt-tree-sitter)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling rustyline v6.1.2
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling sillyfmt-cli v0.1.0 (/opt/rustwide/workdir/sillyfmt-cli)
[INFO] [stderr]    Compiling sillyfmt-wasm v0.1.0 (/opt/rustwide/workdir/sillyfmt-wasm)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.vm3f9powpwiey1c.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsillyfmt-e24be7edf8630cf2.rlib" "/opt/rustwide/target/debug/deps/libstdweb-3a72e4342f3f1684.rlib" "/opt/rustwide/target/debug/deps/libdiscard-26e25f9a297f0b3c.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-734c4d3ae6d221e3.rlib" "/opt/rustwide/target/debug/deps/libserde_json-4e285ca09192b437.rlib" "/opt/rustwide/target/debug/deps/libryu-e8565a8e55486f5c.rlib" "/opt/rustwide/target/debug/deps/libitoa-c5270a8b3f3078c4.rlib" "/opt/rustwide/target/debug/deps/libserde-1f4d29ccca3f8059.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.1.rcgu.o: in function `<sillyfmt_wasm::WrappedTree as sillyfmt::ParseTree>::root_node::snippet::__cargo_web_snippet_9fe65901aa147411e3f1c6c5a1fa0dd0f6424228':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.1.rcgu.o: in function `<sillyfmt_wasm::WrappedTree as sillyfmt::ParseTree>::debug_tree::snippet::__cargo_web_snippet_c5f8ad4549c9de87afa8595fbf2f60f596ebb24c':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.1.rcgu.o: in function `<sillyfmt_wasm::WrappedNode as sillyfmt::ParseNode>::walk::snippet::__cargo_web_snippet_24f70e17c2e3243ef8c22b95f39ab691b9f6ef4b':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.1.rcgu.o: in function `<sillyfmt_wasm::WrappedNode as sillyfmt::ParseNode>::kind::snippet::__cargo_web_snippet_3fe894f2c9593f775c3d5ded9959c69e7a1730c9':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.1.rcgu.o: in function `<sillyfmt_wasm::WrappedNode as sillyfmt::ParseNode>::start_byte::snippet::__cargo_web_snippet_6c17ee2bf2db1e1d77da357bb5374177f8cd624f':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/sillyfmt_wasm-77d6f744d9f831c4.sillyfmt_wasm.c1a7cc0d-cgu.1.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-3a72e4342f3f1684.rlib(stdweb-3a72e4342f3f1684.stdweb.41440206-cgu.7.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/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-0.4.20/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-3a72e4342f3f1684.rlib(stdweb-3a72e4342f3f1684.stdweb.41440206-cgu.7.rcgu.o): in function `stdweb::webcore::value::Reference::from_raw_unchecked::snippet::__cargo_web_snippet_9f22d4ca7bc938409787341b7db181f8dd41e6df':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-3a72e4342f3f1684.rlib(stdweb-3a72e4342f3f1684.stdweb.41440206-cgu.7.rcgu.o): in function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop::snippet::__cargo_web_snippet_80d6d56760c65e49b7be8b6b01c1ea861b046bf0':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-3a72e4342f3f1684.rlib(stdweb-3a72e4342f3f1684.stdweb.41440206-cgu.7.rcgu.o): in function `<stdweb::webcore::symbol::Symbol as core::ops::drop::Drop>::drop::snippet::__cargo_web_snippet_e9638d6405ab65f78daf4a5af9c9de14ecf1e2ec':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:139: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-3a72e4342f3f1684.rlib(stdweb-3a72e4342f3f1684.stdweb.41440206-cgu.9.rcgu.o): in function `stdweb::webapi::event_target::IEventTarget::add_event_listener::snippet::__cargo_web_snippet_99c4eefdc8d4cc724135163b8c8665a1f3de99e4':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sillyfmt-wasm` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e2f05793ec276c05bbbfa8b7969a0c2c4697727a4f947adc2e43edf05a71e285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f05793ec276c05bbbfa8b7969a0c2c4697727a4f947adc2e43edf05a71e285", kill_on_drop: false }`
[INFO] [stdout] e2f05793ec276c05bbbfa8b7969a0c2c4697727a4f947adc2e43edf05a71e285
