[INFO] updating cached repository natumn/cafe
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/natumn/cafe
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/natumn/cafe" "work/ex/beta-1.37-6/sources/1.36.0/gh/natumn/cafe"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/natumn/cafe'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/natumn/cafe" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/natumn/cafe"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/natumn/cafe'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 80b6d920a523ee3b65cae2d948130be9ca8da54f
[INFO] sha for GitHub repo natumn/cafe: 80b6d920a523ee3b65cae2d948130be9ca8da54f
[INFO] validating manifest of natumn/cafe 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 natumn/cafe 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 natumn/cafe
[INFO] finished frobbing natumn/cafe
[INFO] frobbed toml for natumn/cafe written to work/ex/beta-1.37-6/sources/1.36.0/gh/natumn/cafe/Cargo.toml
[INFO] started frobbing natumn/cafe
[INFO] finished frobbing natumn/cafe
[INFO] frobbed toml for natumn/cafe written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/natumn/cafe/Cargo.toml
[INFO] crate natumn/cafe 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing natumn/cafe against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/natumn/cafe:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] c576e272fa30bcc183eb54c6f2b548298815c51b390b09de32713be3b6e3a057
[INFO] running `"docker" "start" "-a" "c576e272fa30bcc183eb54c6f2b548298815c51b390b09de32713be3b6e3a057"`
[INFO] [stderr]    Compiling stdweb v0.3.0
[INFO] [stderr]    Compiling cafe v0.1.0 (/opt/crater/workdir)
[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/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355" "/opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.2qzm4x8p22n2mq31.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libstdweb-959578d7efe40676.rlib" "/opt/crater/target/debug/deps/libserde_json-4a4f5d98c7d273d3.rlib" "/opt/crater/target/debug/deps/libdtoa-afccdcd5ba5ab8a4.rlib" "/opt/crater/target/debug/deps/libitoa-03ed006c279c1d9e.rlib" "/opt/crater/target/debug/deps/libnum_traits-3f18b91227087abf.rlib" "/opt/crater/target/debug/deps/libserde-b6a7de4cd21b260d.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9895e8982b0a79e7.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-57306b8ed3378a0e.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-54463ae5adae3649.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d99667b199a9875a.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51f4300e102199f5.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-157c37a3ceb78853.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-505bcee45aafb736.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c29abd529ba4452b.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-895383a3232f6572.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5594cb4f559bc761.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-38e90baf978bc428.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.1.rcgu.o: In function `stdweb::webcore::value::Reference::from_raw_unchecked':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.3.0/src/webcore/macros.rs:48: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.1.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-0.3.0/src/webcore/macros.rs:48: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/cafe-46d962cfcd5ff355.cafe.4xj1yxc1-cgu.6.rcgu.o: In function `cafe::main':
[INFO] [stderr]           /opt/crater/workdir/src/main.rs:8: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-959578d7efe40676.rlib(stdweb-959578d7efe40676.stdweb.2jsyjesz-cgu.15.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-0.3.0/src/webcore/value.rs:59: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-959578d7efe40676.rlib(stdweb-959578d7efe40676.stdweb.2jsyjesz-cgu.9.rcgu.o): In function `stdweb::webcore::initialization::initialize':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.3.0/src/webcore/initialization.rs:17: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-959578d7efe40676.rlib(stdweb-959578d7efe40676.stdweb.2jsyjesz-cgu.9.rcgu.o):/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.3.0/src/webcore/initialization.rs:22: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stderr]           /opt/crater/target/debug/deps/libstdweb-959578d7efe40676.rlib(stdweb-959578d7efe40676.stdweb.2jsyjesz-cgu.9.rcgu.o): In function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.3.0/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-0.3.0/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[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 `cafe`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c576e272fa30bcc183eb54c6f2b548298815c51b390b09de32713be3b6e3a057"`
[INFO] running `"docker" "rm" "-f" "c576e272fa30bcc183eb54c6f2b548298815c51b390b09de32713be3b6e3a057"`
[INFO] [stdout] c576e272fa30bcc183eb54c6f2b548298815c51b390b09de32713be3b6e3a057