[INFO] cloning repository https://github.com/ahouts/web-snake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahouts/web-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Fweb-snake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Fweb-snake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8e71f901278c9f31fdddec2d9d158cb848184525 [INFO] testing ahouts/web-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%2Fahouts%2Fweb-snake" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ahouts/web-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] started tweaking git repo https://github.com/ahouts/web-snake [INFO] finished tweaking git repo https://github.com/ahouts/web-snake [INFO] tweaked toml for git repo https://github.com/ahouts/web-snake written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/ahouts/web-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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf71504b13915dd58b4d9c6d4fc851bc9791e6b2bec61934b238354c45b683f8 [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" "bf71504b13915dd58b4d9c6d4fc851bc9791e6b2bec61934b238354c45b683f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf71504b13915dd58b4d9c6d4fc851bc9791e6b2bec61934b238354c45b683f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf71504b13915dd58b4d9c6d4fc851bc9791e6b2bec61934b238354c45b683f8", kill_on_drop: false }` [INFO] [stdout] bf71504b13915dd58b4d9c6d4fc851bc9791e6b2bec61934b238354c45b683f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f197f57f52c03d6524ec1a7067c064b469438ff5e0872fa8e28e2412759e8a5 [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" "8f197f57f52c03d6524ec1a7067c064b469438ff5e0872fa8e28e2412759e8a5", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.2 [INFO] [stderr] Compiling base-x v0.2.3 [INFO] [stderr] Compiling alloc-no-stdlib v1.3.0 [INFO] [stderr] Compiling bincode v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling syn v0.15.18 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling brotli-decompressor v1.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.2 [INFO] [stderr] Compiling stdweb v0.4.10 [INFO] [stderr] Compiling brotli v2.5.1 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] Compiling web-snake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:145:17 [INFO] [stdout] | [INFO] [stdout] 145 | let mut snake_game = snake_ref.borrow_mut(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [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/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28" "/opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.bxxw8lk4jo0979s.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/libchrono-409b1d14b04fbae5.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-7de573c38dce25a6.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-83dc9ffecc351449.rlib" "/opt/rustwide/target/debug/deps/libtime-56204a4480c896bc.rlib" "/opt/rustwide/target/debug/deps/liblibc-a1242cd790f47890.rlib" "/opt/rustwide/target/debug/deps/libbincode-66a247e02c6e1dda.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-110247fca8b15226.rlib" "/opt/rustwide/target/debug/deps/libbrotli-7cbf7bdf0f3c7cfa.rlib" "/opt/rustwide/target/debug/deps/libbrotli_decompressor-dcc98f5f5d6e4a1d.rlib" "/opt/rustwide/target/debug/deps/liballoc_no_stdlib-c8055c75b412c5f6.rlib" "/opt/rustwide/target/debug/deps/libstdweb-1cdc3aa5a1919485.rlib" "/opt/rustwide/target/debug/deps/libdiscard-4790efd64fd1d129.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-34ce729c5270e22a.rlib" "/opt/rustwide/target/debug/deps/libserde_json-8c942b2ef1dc6fbe.rlib" "/opt/rustwide/target/debug/deps/libryu-63a8a6d51911218a.rlib" "/opt/rustwide/target/debug/deps/libitoa-368a938fcc978b1f.rlib" "/opt/rustwide/target/debug/deps/libserde-c54d43055e8e1806.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" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.11.rcgu.o: in function `> as stdweb::webcore::serialization::FuncallAdapter>::funcall_adapter': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.11.rcgu.o: in function `> as stdweb::webcore::serialization::FuncallAdapter>::funcall_adapter': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.11.rcgu.o: in function `> as stdweb::webcore::serialization::FuncallAdapter>::funcall_adapter': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.11.rcgu.o: in function `> as stdweb::webcore::serialization::FuncallAdapter>::funcall_adapter': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.11.rcgu.o: in function `> as stdweb::webcore::serialization::FuncallAdapter>::funcall_adapter': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/web_snake-bc21df8ca5753a28.web_snake.4j7tyktz-cgu.11.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/serialization.rs:829: more undefined references to `emscripten_asm_const_int' follow [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-1cdc3aa5a1919485.rlib(stdweb-1cdc3aa5a1919485.stdweb.4ajnrdl8-cgu.13.rcgu.o): in function `stdweb::webcore::ffi::emscripten::event_loop': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/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-0.4.10/src/webcore/ffi/emscripten.rs:11: undefined reference to `emscripten_set_main_loop' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-1cdc3aa5a1919485.rlib(stdweb-1cdc3aa5a1919485.stdweb.4ajnrdl8-cgu.13.rcgu.o): in function `::drop': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/symbol.rs:30: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-1cdc3aa5a1919485.rlib(stdweb-1cdc3aa5a1919485.stdweb.4ajnrdl8-cgu.15.rcgu.o): in function `stdweb::webapi::document::document': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:40: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-1cdc3aa5a1919485.rlib(stdweb-1cdc3aa5a1919485.stdweb.4ajnrdl8-cgu.15.rcgu.o): in function `stdweb::webapi::document::Document::create_element': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: undefined reference to `emscripten_asm_const_int' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-1cdc3aa5a1919485.rlib(stdweb-1cdc3aa5a1919485.stdweb.4ajnrdl8-cgu.15.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/document.rs:62: more undefined references to `emscripten_asm_const_int' follow [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `web-snake` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "8f197f57f52c03d6524ec1a7067c064b469438ff5e0872fa8e28e2412759e8a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f197f57f52c03d6524ec1a7067c064b469438ff5e0872fa8e28e2412759e8a5", kill_on_drop: false }` [INFO] [stdout] 8f197f57f52c03d6524ec1a7067c064b469438ff5e0872fa8e28e2412759e8a5