[INFO] updating cached repository Woyten/YewTF-8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Woyten/YewTF-8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Woyten/YewTF-8" "work/ex/beta-1.37-6/sources/1.36.0/gh/Woyten/YewTF-8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Woyten/YewTF-8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Woyten/YewTF-8" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Woyten/YewTF-8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Woyten/YewTF-8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b59c036ec679e8ca276b043718dec746f006f22e
[INFO] sha for GitHub repo Woyten/YewTF-8: b59c036ec679e8ca276b043718dec746f006f22e
[INFO] validating manifest of Woyten/YewTF-8 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Woyten/YewTF-8 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Woyten/YewTF-8
[INFO] finished frobbing Woyten/YewTF-8
[INFO] frobbed toml for Woyten/YewTF-8 written to work/ex/beta-1.37-6/sources/1.36.0/gh/Woyten/YewTF-8/Cargo.toml
[INFO] started frobbing Woyten/YewTF-8
[INFO] finished frobbing Woyten/YewTF-8
[INFO] frobbed toml for Woyten/YewTF-8 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Woyten/YewTF-8/Cargo.toml
[INFO] crate Woyten/YewTF-8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Woyten/YewTF-8 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Woyten/YewTF-8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b3bd1fa1b66cc22942c62802d2d86d87d94c652f87a21c65eaec126227851afe
[INFO] running `"docker" "start" "-a" "b3bd1fa1b66cc22942c62802d2d86d87d94c652f87a21c65eaec126227851afe"`
[INFO] [stderr]    Compiling yewtf-8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |                     write!(hex, "{:02x} ", byte);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[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/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e" "/opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.26k21p92rjpgnu00.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/backtrace-sys-d95d9bbe9216cd89/out" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libyew-cb60abe97a65417b.rlib" "/opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib" "/opt/crater/target/debug/deps/libdiscard-f5770bd34db29696.rlib" "/opt/crater/target/debug/deps/libserde_json-065a3dfe297d1fc8.rlib" "/opt/crater/target/debug/deps/libdtoa-0a0f3f42c2e2308c.rlib" "/opt/crater/target/debug/deps/libserde-d2394f75a47d88f8.rlib" "/opt/crater/target/debug/deps/libhttp-cf4218b510541f8d.rlib" "/opt/crater/target/debug/deps/libitoa-d82b8d46c90852b9.rlib" "/opt/crater/target/debug/deps/libfnv-9c46c9dc8e117f05.rlib" "/opt/crater/target/debug/deps/libbytes-2d79fda937a9706e.rlib" "/opt/crater/target/debug/deps/libiovec-5b74fa8632a17ea0.rlib" "/opt/crater/target/debug/deps/libbyteorder-dc864a96505efa5c.rlib" "/opt/crater/target/debug/deps/liblog-19362bde61578988.rlib" "/opt/crater/target/debug/deps/libfailure-a70e82aad9b2c54c.rlib" "/opt/crater/target/debug/deps/libbacktrace-4f1a3ef6f2b37419.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-1e488b8401770123.rlib" "/opt/crater/target/debug/deps/librustc_demangle-6a28f170d1e5cc2e.rlib" "/opt/crater/target/debug/deps/libcfg_if-1f3216900df7a07e.rlib" "/opt/crater/target/debug/deps/liblibc-62bf195eedd01b9b.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::append_child':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::append_child':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::append_child':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::next_sibling':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::remove_child':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/yewtf_8-379990c2142ebd6e.yewtf_8.916ol854-cgu.1.rcgu.o:/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:37: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib(stdweb-7a72c8b56ede4cd4.stdweb.8kh41299-cgu.5.rcgu.o): In function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/ffi/emscripten.rs:9: undefined reference to `emscripten_pause_main_loop'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib(stdweb-7a72c8b56ede4cd4.stdweb.8kh41299-cgu.5.rcgu.o): In function `<stdweb::webapi::dom_exception::HierarchyRequestError as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:567: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib(stdweb-7a72c8b56ede4cd4.stdweb.8kh41299-cgu.5.rcgu.o): In function `<stdweb::webapi::dom_exception::NotFoundError as stdweb::webcore::instance_of::InstanceOf>::instance_of':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/macros.rs:567: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib(stdweb-7a72c8b56ede4cd4.stdweb.8kh41299-cgu.6.rcgu.o): In function `stdweb::webcore::value::Reference::from_raw_unchecked':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/value.rs:33: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib(stdweb-7a72c8b56ede4cd4.stdweb.8kh41299-cgu.6.rcgu.o): In function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webcore/value.rs:89: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib(stdweb-7a72c8b56ede4cd4.stdweb.8kh41299-cgu.8.rcgu.o): In function `stdweb::webapi::document::document':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webapi/document.rs:34: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-7a72c8b56ede4cd4.rlib(stdweb-7a72c8b56ede4cd4.stdweb.8kh41299-cgu.8.rcgu.o):/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.8/src/webapi/document.rs:57: 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 `yewtf-8`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b3bd1fa1b66cc22942c62802d2d86d87d94c652f87a21c65eaec126227851afe"`
[INFO] running `"docker" "rm" "-f" "b3bd1fa1b66cc22942c62802d2d86d87d94c652f87a21c65eaec126227851afe"`
[INFO] [stdout] b3bd1fa1b66cc22942c62802d2d86d87d94c652f87a21c65eaec126227851afe