[INFO] cloning repository https://github.com/iptq/rust-wasm-canvas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iptq/rust-wasm-canvas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiptq%2Frust-wasm-canvas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiptq%2Frust-wasm-canvas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8751c546fb296778b065c35411bc202dab0e7688
[INFO] testing iptq/rust-wasm-canvas against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiptq%2Frust-wasm-canvas" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iptq/rust-wasm-canvas on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[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-3/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eddfdc1af3d709aa6b59d7aaceb91cd3e89b4affd8f34ac669315f3b4c09031
[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" "6eddfdc1af3d709aa6b59d7aaceb91cd3e89b4affd8f34ac669315f3b4c09031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eddfdc1af3d709aa6b59d7aaceb91cd3e89b4affd8f34ac669315f3b4c09031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eddfdc1af3d709aa6b59d7aaceb91cd3e89b4affd8f34ac669315f3b4c09031", kill_on_drop: false }`
[INFO] [stdout] 6eddfdc1af3d709aa6b59d7aaceb91cd3e89b4affd8f34ac669315f3b4c09031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01a59770d5bf51a1eb4e34212c5aeac08f9b0ef8558c8c59a0165289557a6252
[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" "01a59770d5bf51a1eb4e34212c5aeac08f9b0ef8558c8c59a0165289557a6252", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ref_thread_local v0.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rust-wasm-canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `sdl_context`
[INFO] [stdout]  --> src/system.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     sdl_context: Sdl,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer_subsystem`
[INFO] [stdout]  --> src/system.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     timer_subsystem: TimerSubsystem,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `video_subsystem`
[INFO] [stdout]  --> src/system.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     video_subsystem: VideoSubsystem,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `global_system` should have an upper case name
[INFO] [stdout]   --> src/main.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     static managed global_system: System = System::init().unwrap();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ help: convert the identifier to upper case: `GLOBAL_SYSTEM`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` 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/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7" "/opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.2x2vbr6c2crvp5l.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-d3b6d9da093aacbb/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libref_thread_local-9813e21ad4ac04ba.rlib" "/opt/rustwide/target/debug/deps/libfailure-f5991640aca7689a.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-784a1c1b6ba74bd1.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-aa46d5f189b8ea6f.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-6402a44a48eb5281.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b74cbf0ea7af16b3.rlib" "/opt/rustwide/target/debug/deps/libsdl2-a27de35e7641a959.rlib" "/opt/rustwide/target/debug/deps/librand-cf727afbae436047.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-da08c3a0f81f4132.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-e7143ec2e6285c88.rlib" "/opt/rustwide/target/debug/deps/librand_hc-c2c545f169211011.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-a3d7da22d384c849.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-f9b4449a50554618.rlib" "/opt/rustwide/target/debug/deps/librand_core-92bbb6571a6654bf.rlib" "/opt/rustwide/target/debug/deps/librand_os-87f7e3f5f8624716.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-094f7d2b41ea1045.rlib" "/opt/rustwide/target/debug/deps/librand_core-aab3ff57a06685ad.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-faa1a25ceb47f32d.rlib" "/opt/rustwide/target/debug/deps/libbitflags-2f2b36b8a5064fee.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-d31b54c95793e186.rlib" "/opt/rustwide/target/debug/deps/liblibc-2c56c767ab04465d.rlib" "/opt/rustwide/target/debug/deps/libnum-2e0d4632a2674eb7.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-5f68d8368737d21f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-3be705929f14b82f.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-9a525f7f1791a4e4.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rust_wasm_canvas-19839beb254f4ae7.rust_wasm_canvas.90sxrxq3-cgu.4.rcgu.o: in function `rust_wasm_canvas::main':
[INFO] [stdout]           /opt/rustwide/workdir/src/main.rs:39: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-wasm-canvas`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "01a59770d5bf51a1eb4e34212c5aeac08f9b0ef8558c8c59a0165289557a6252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a59770d5bf51a1eb4e34212c5aeac08f9b0ef8558c8c59a0165289557a6252", kill_on_drop: false }`
[INFO] [stdout] 01a59770d5bf51a1eb4e34212c5aeac08f9b0ef8558c8c59a0165289557a6252
