[INFO] updating cached repository https://github.com/iptq/rust-wasm-canvas
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 8751c546fb296778b065c35411bc202dab0e7688
[INFO] testing iptq/rust-wasm-canvas against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiptq%2Frust-wasm-canvas" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iptq/rust-wasm-canvas on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/iptq/rust-wasm-canvas
[INFO] finished tweaking git repo https://github.com/iptq/rust-wasm-canvas
[INFO] tweaked toml for git repo https://github.com/iptq/rust-wasm-canvas written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/iptq/rust-wasm-canvas already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] e109ac337555975c9c9cf03c8112ee71dfebdfcd10851173092328b573aa7e09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e109ac337555975c9c9cf03c8112ee71dfebdfcd10851173092328b573aa7e09"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ref_thread_local v0.0.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling rust-wasm-canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `sdl_context`
[INFO] [stderr]  --> src/system.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     sdl_context: Sdl,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `timer_subsystem`
[INFO] [stderr]  --> src/system.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     timer_subsystem: TimerSubsystem,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `video_subsystem`
[INFO] [stderr]  --> src/system.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     video_subsystem: VideoSubsystem,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `global_system` should have an upper case name
[INFO] [stderr]   --> src/main.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static managed global_system: System = System::init().unwrap();
[INFO] [stderr]    |                    ^^^^^^^^^^^^^ help: convert the identifier to upper case: `GLOBAL_SYSTEM`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` 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/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.2b861c3wpog675x1.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-a09b1642179dc63f/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libref_thread_local-eefef77e75cffdbc.rlib" "/opt/rustwide/target/debug/deps/libfailure-41924578d6f36e4d.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-90ddd3055196b93b.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-ef0f42bc10b43b45.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-0787b9aeb6d0dd37.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-ea4f283344e50e84.rlib" "/opt/rustwide/target/debug/deps/libsdl2-fbfc45008925c965.rlib" "/opt/rustwide/target/debug/deps/librand-dcc0237c5097837b.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-776f31bbdaf5a84d.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-076733ffeda0eb09.rlib" "/opt/rustwide/target/debug/deps/librand_hc-b99f65cc6f82ff49.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-cc8b2247cefd99f9.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-b128e05b98a05ec5.rlib" "/opt/rustwide/target/debug/deps/librand_core-d84f8367316f50c1.rlib" "/opt/rustwide/target/debug/deps/librand_os-5a6ba1bcac560e66.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-429831b697bee6de.rlib" "/opt/rustwide/target/debug/deps/librand_core-487bb7a181b5439c.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-d22dad8e98dbfb59.rlib" "/opt/rustwide/target/debug/deps/libbitflags-4ba13cb97dd85092.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-a1e73fe56b37829c.rlib" "/opt/rustwide/target/debug/deps/liblibc-470c034573a8fca2.rlib" "/opt/rustwide/target/debug/deps/libnum-9a297167c0d9582a.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-c1513566ed9b83d2.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-2537ebd90fe78151.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-78d40517ea4b6655.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-44f8eb3d0b2fad61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-abc626f09920d361.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-546e83c8973f1a65.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-12768dfc68674934.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e06867e4497f2ee8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-cbc579f43f6df57b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7abd6d5a7ebf9a23.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-46423c7bc03bd327.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fc3773ed7bc68f07.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9cdc98176efd27e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-02d88502a763e06b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8cdc9d38dd6cd3ce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-336f7d63e72901ef.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-57917b1be5233117.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rust_wasm_canvas-ab4cfb0a488180bf.rust_wasm_canvas.8gyvpx1u-cgu.15.rcgu.o: in function `rust_wasm_canvas::main':
[INFO] [stderr]           /opt/rustwide/workdir/src/main.rs:39: 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; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-wasm-canvas`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e109ac337555975c9c9cf03c8112ee71dfebdfcd10851173092328b573aa7e09"`
[INFO] running `"docker" "rm" "-f" "e109ac337555975c9c9cf03c8112ee71dfebdfcd10851173092328b573aa7e09"`
[INFO] [stdout] e109ac337555975c9c9cf03c8112ee71dfebdfcd10851173092328b573aa7e09