[INFO] cloning repository https://github.com/BurNiinTRee/Snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BurNiinTRee/Snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2FSnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2FSnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 939672e99f5696fbce21db0cc3903dad070bd4dc
[INFO] testing BurNiinTRee/Snake against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2FSnake" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BurNiinTRee/Snake on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/BurNiinTRee/Snake
[INFO] finished tweaking git repo https://github.com/BurNiinTRee/Snake
[INFO] tweaked toml for git repo https://github.com/BurNiinTRee/Snake written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/BurNiinTRee/Snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5aec54a0e9affe66164c780234a66713b5040ec237f36b74bb82414e2298cf30
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5aec54a0e9affe66164c780234a66713b5040ec237f36b74bb82414e2298cf30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aec54a0e9affe66164c780234a66713b5040ec237f36b74bb82414e2298cf30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aec54a0e9affe66164c780234a66713b5040ec237f36b74bb82414e2298cf30", kill_on_drop: false }`
[INFO] [stdout] 5aec54a0e9affe66164c780234a66713b5040ec237f36b74bb82414e2298cf30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11d656137cd6afcd47525260a9d27065c684852a685fc0217ac1ff7ae50a5795
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "11d656137cd6afcd47525260a9d27065c684852a685fc0217ac1ff7ae50a5795", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.33
[INFO] [stderr]    Compiling stdweb v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.1
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling serde_derive_internals v0.21.0
[INFO] [stderr]    Compiling serde_json v1.0.11
[INFO] [stderr]    Compiling serde_derive v1.0.33
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f" "/opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.4ip8oql6746h48bz.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstdweb-2049352216e93d81.rlib" "/opt/rustwide/target/debug/deps/libfutures-200004679ccd233a.rlib" "/opt/rustwide/target/debug/deps/libserde_json-7ff84d98f534b078.rlib" "/opt/rustwide/target/debug/deps/libdtoa-872fc5a843154fab.rlib" "/opt/rustwide/target/debug/deps/libitoa-5df5ecdda16d700a.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-4954236d814ac96b.rlib" "/opt/rustwide/target/debug/deps/libserde-a7bfb0d12f06b053.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.0.rcgu.o: in function `snake::game::Snake::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/game.rs:38: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/game.rs:41: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/game.rs:45: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/game.rs:48: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.0.rcgu.o: in function `snake::game::Snake::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/game.rs:94: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/snake-4aff0413ead91d2f.snake.cosqq21d-cgu.0.rcgu.o:/opt/rustwide/workdir/src/game.rs:97: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2049352216e93d81.rlib(stdweb-2049352216e93d81.stdweb.3j5qsvmg-cgu.11.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.2/src/webcore/ffi/emscripten.rs:9: undefined reference to `emscripten_pause_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.2/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2049352216e93d81.rlib(stdweb-2049352216e93d81.stdweb.3j5qsvmg-cgu.11.rcgu.o): in function `stdweb::webapi::document::document':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.2/src/webapi/document.rs:31: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2049352216e93d81.rlib(stdweb-2049352216e93d81.stdweb.3j5qsvmg-cgu.3.rcgu.o): in function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.2/src/webcore/value.rs:89: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2049352216e93d81.rlib(stdweb-2049352216e93d81.stdweb.3j5qsvmg-cgu.6.rcgu.o): in function `<stdweb::webcore::symbol::Symbol as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.2/src/webcore/symbol.rs:30: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-2049352216e93d81.rlib(stdweb-2049352216e93d81.stdweb.3j5qsvmg-cgu.7.rcgu.o): in function `stdweb::webapi::window::window':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.2/src/webapi/window.rs:44: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snake`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "11d656137cd6afcd47525260a9d27065c684852a685fc0217ac1ff7ae50a5795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d656137cd6afcd47525260a9d27065c684852a685fc0217ac1ff7ae50a5795", kill_on_drop: false }`
[INFO] [stdout] 11d656137cd6afcd47525260a9d27065c684852a685fc0217ac1ff7ae50a5795