[INFO] updating cached repository huytd/rust-webapp-template
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/huytd/rust-webapp-template
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/huytd/rust-webapp-template" "work/ex/beta-1.38-1/sources/1.37.0/gh/huytd/rust-webapp-template"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/huytd/rust-webapp-template'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/huytd/rust-webapp-template" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/huytd/rust-webapp-template"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/huytd/rust-webapp-template'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b927653f31d925bd8520706b01cafe010b81543
[INFO] sha for GitHub repo huytd/rust-webapp-template: 5b927653f31d925bd8520706b01cafe010b81543
[INFO] validating manifest of huytd/rust-webapp-template on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of huytd/rust-webapp-template on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing huytd/rust-webapp-template
[INFO] finished frobbing huytd/rust-webapp-template
[INFO] frobbed toml for huytd/rust-webapp-template written to work/ex/beta-1.38-1/sources/1.37.0/gh/huytd/rust-webapp-template/Cargo.toml
[INFO] started frobbing huytd/rust-webapp-template
[INFO] finished frobbing huytd/rust-webapp-template
[INFO] frobbed toml for huytd/rust-webapp-template written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/huytd/rust-webapp-template/Cargo.toml
[INFO] crate huytd/rust-webapp-template already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing huytd/rust-webapp-template against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/huytd/rust-webapp-template:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a4d77f6bd3fd6a355e293d20142930b5f3badb045936f00df31657c18a7346b8
[INFO] running `"docker" "start" "-a" "a4d77f6bd3fd6a355e293d20142930b5f3badb045936f00df31657c18a7346b8"`
[INFO] [stderr]    Compiling serde v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling stdweb v0.1.0
[INFO] [stderr]    Compiling wrust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `this`
[INFO] [stderr]   --> src/main.rs:77:14
[INFO] [stderr]    |
[INFO] [stderr] 77 |     render: |this: &Element| {
[INFO] [stderr]    |              ^^^^ help: consider prefixing with an underscore: `_this`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[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-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320" "/opt/crater/target/debug/deps/wrust-57f3af9c23449320.3ascqrpfodj03k36.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libstdweb-96810b8ebdb8086a.rlib" "/opt/crater/target/debug/deps/libserde_json-4cf734085579fa81.rlib" "/opt/crater/target/debug/deps/libdtoa-d8f27ef76f57e039.rlib" "/opt/crater/target/debug/deps/libitoa-0174b4399c499c29.rlib" "/opt/crater/target/debug/deps/libnum_traits-90aaff30512310e9.rlib" "/opt/crater/target/debug/deps/libserde-017c971873861c84.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.0.rcgu.o: In function `<stdweb::webcore::newtype::Newtype<(A12,),F> as stdweb::webcore::serialization::JsSerializableOwned>::into_js_owned::funcall_adapter':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/macros.rs:33: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.1.rcgu.o: In function `stdweb::webapi::event_target::IEventTarget::add_event_listener':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/macros.rs:206: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::append_child':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/macros.rs:198: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::set_text_content':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/macros.rs:198: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.1.rcgu.o: In function `stdweb::webapi::element::IElement::query_selector':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/macros.rs:202: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/wrust-57f3af9c23449320.wrust.di20v8ey-cgu.11.rcgu.o:/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/macros.rs:33: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-96810b8ebdb8086a.rlib(stdweb-96810b8ebdb8086a.stdweb.99w74ox5-cgu.3.rcgu.o): In function `stdweb::webcore::initialization::event_loop':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/initialization.rs:255: undefined reference to `emscripten_pause_main_loop'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/initialization.rs:257: undefined reference to `emscripten_set_main_loop'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-96810b8ebdb8086a.rlib(stdweb-96810b8ebdb8086a.stdweb.99w74ox5-cgu.4.rcgu.o): In function `stdweb::webcore::value::Reference::from_raw_unchecked':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.1.0/src/webcore/value.rs:25: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-96810b8ebdb8086a.rlib(stdweb-96810b8ebdb8086a.stdweb.99w74ox5-cgu.4.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-0.1.0/src/webcore/value.rs:55: undefined reference to `emscripten_asm_const_int'
[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 `wrust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a4d77f6bd3fd6a355e293d20142930b5f3badb045936f00df31657c18a7346b8"`
[INFO] running `"docker" "rm" "-f" "a4d77f6bd3fd6a355e293d20142930b5f3badb045936f00df31657c18a7346b8"`
[INFO] [stdout] a4d77f6bd3fd6a355e293d20142930b5f3badb045936f00df31657c18a7346b8