[INFO] updating cached repository https://github.com/snoyberg/lightsout-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 76008bccf87b0685164b2da45eeaf82f440a9de8 [INFO] testing snoyberg/lightsout-rs against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnoyberg%2Flightsout-rs" "work/builds/worker-1/source"` [INFO] [stderr] Cloning into 'work/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/snoyberg/lightsout-rs on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/snoyberg/lightsout-rs [INFO] finished tweaking git repo https://github.com/snoyberg/lightsout-rs [INFO] tweaked toml for git repo https://github.com/snoyberg/lightsout-rs written to work/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/snoyberg/lightsout-rs already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 4450aef160855c7542875ce112e124c2316ca28f900e4501d2a6f44cc86f43c1 [INFO] running `"docker" "start" "-a" "4450aef160855c7542875ce112e124c2316ca28f900e4501d2a6f44cc86f43c1"` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.2 [INFO] [stderr] Compiling base-x v0.2.3 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.2 [INFO] [stderr] Compiling stdweb v0.4.10 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] Compiling lightsout v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | listeners: Vec>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn FnMut(&T)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new_random` [INFO] [stderr] --> src/main.rs:166:5 [INFO] [stderr] | [INFO] [stderr] 166 | fn new_random(difficulty: usize, rng: &mut R) -> Game { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `all_off` [INFO] [stderr] --> src/main.rs:220:5 [INFO] [stderr] | [INFO] [stderr] 220 | fn all_off(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_usize` [INFO] [stderr] --> src/main.rs:258:1 [INFO] [stderr] | [INFO] [stderr] 258 | fn read_usize(buffer: &mut String, stdin: &std::io::Stdin, stdout: &std::io::Stdout, label: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb" "/opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.4oy49ecrrr8zzp2w.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstdweb-8729fc65241d0b7c.rlib" "/opt/rustwide/target/debug/deps/libdiscard-da00b1228a9e1e77.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-96e9603599986949.rlib" "/opt/rustwide/target/debug/deps/libserde_json-14e99a1428d71163.rlib" "/opt/rustwide/target/debug/deps/libryu-c3ac84d4531c6c3c.rlib" "/opt/rustwide/target/debug/deps/libitoa-29042d2791be6b24.rlib" "/opt/rustwide/target/debug/deps/libserde-b2ba7b6eae4c45c2.rlib" "/opt/rustwide/target/debug/deps/librand-0f22faf33fd938b9.rlib" "/opt/rustwide/target/debug/deps/liblibc-f27858ab06a989ab.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-3899a1968d6ea482.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-20b42d540749cb14.rlib" "/opt/rustwide/target/debug/deps/librand_hc-b628065875fde09f.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-f572cc1409791e58.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-a8772aee7221c586.rlib" "/opt/rustwide/target/debug/deps/librand_core-169bbb58a8b1ad4b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-12ce12f1efc08aa3.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5d3cd1b3ddab72e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-f8222943dfd167e2.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-0cd00b2d3108cd48.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-485c05ba6ce1b438.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-63e6b1072426ba59.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-a421aff1d43911ee.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3deef8ef4fe80dff.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f65a176f0586269e.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ad46d4080f4d7e57.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-da6c590582bf0885.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-837ca740df32db0a.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-db27c965e824589f.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-68a4f8466685ed76.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.1.rcgu.o: In function `stdweb::webapi::event_target::IEventTarget::add_event_listener': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::first_child': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::append_child': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::append_child': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.1.rcgu.o: In function `stdweb::webapi::node::INode::remove_child': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/macros.rs:37: undefined reference to `emscripten_asm_const_int' [INFO] [stderr] /opt/rustwide/target/debug/deps/lightsout-ac08a23ba978f7eb.lightsout.5cr9ljew-cgu.1.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/macros.rs:37: 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 `lightsout`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "4450aef160855c7542875ce112e124c2316ca28f900e4501d2a6f44cc86f43c1"` [INFO] running `"docker" "rm" "-f" "4450aef160855c7542875ce112e124c2316ca28f900e4501d2a6f44cc86f43c1"` [INFO] [stdout] 4450aef160855c7542875ce112e124c2316ca28f900e4501d2a6f44cc86f43c1