[INFO] updating cached repository https://github.com/ahmad2smile/react-wasm-calendar
[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] 2ea03c50172f759e787376272a025cc3bb538db9
[INFO] testing ahmad2smile/react-wasm-calendar against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahmad2smile%2Freact-wasm-calendar" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahmad2smile/react-wasm-calendar 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/ahmad2smile/react-wasm-calendar
[INFO] finished tweaking git repo https://github.com/ahmad2smile/react-wasm-calendar
[INFO] tweaked toml for git repo https://github.com/ahmad2smile/react-wasm-calendar written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ahmad2smile/react-wasm-calendar 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 22d75e1d9977c07496d4a0b77d42c5450aa6701af0cc445dc1bc60790df46e68
[INFO] running `"docker" "start" "-a" "22d75e1d9977c07496d4a0b77d42c5450aa6701af0cc445dc1bc60790df46e68"`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling stdweb v0.4.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling calendar_wasm_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `stdweb::*`
[INFO] [stderr]  --> src/calendar.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use stdweb::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dates`
[INFO] [stderr]   --> src/calendar.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let dates = Dates::new();
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_dates`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]   --> src/calendar.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     width: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height`
[INFO] [stderr]   --> src/calendar.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     height: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_leap_year`
[INFO] [stderr]   --> src/dates.rs:40:2
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn is_leap_year(year: i32) -> bool {
[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/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.11kjwp9mv5qntyrk.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/libchrono-d2c7a76bc2bad7b0.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-a8b47d97135a21b1.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-7dfcc50b5273455a.rlib" "/opt/rustwide/target/debug/deps/libtime-617756bc3685b659.rlib" "/opt/rustwide/target/debug/deps/liblibc-0f8f5d48f5aa085f.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" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/rustwide/target/debug/deps/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.12.rcgu.o: In function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop':
[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/calendar_wasm_rust-ac100c6eaf5c9842.calendar_wasm_rust.3ot1jdba-cgu.15.rcgu.o: In function `stdweb::webapi::parent_node::IParentNode::query_selector':
[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/libstdweb-8729fc65241d0b7c.rlib(stdweb-8729fc65241d0b7c.stdweb.6z1k9pru-cgu.0.rcgu.o): In function `<stdweb::webapi::rendering_context::CanvasRenderingContext2d as stdweb::webapi::rendering_context::RenderingContext>::from_canvas':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/rendering_context.rs:289: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-8729fc65241d0b7c.rlib(stdweb-8729fc65241d0b7c.stdweb.6z1k9pru-cgu.0.rcgu.o): In function `stdweb::webapi::rendering_context::CanvasRenderingContext2d::set_fill_style_color':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/rendering_context.rs:377: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-8729fc65241d0b7c.rlib(stdweb-8729fc65241d0b7c.stdweb.6z1k9pru-cgu.0.rcgu.o): In function `stdweb::webapi::rendering_context::CanvasRenderingContext2d::set_font':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/rendering_context.rs:423: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-8729fc65241d0b7c.rlib(stdweb-8729fc65241d0b7c.stdweb.6z1k9pru-cgu.0.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/rendering_context.rs:765: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-8729fc65241d0b7c.rlib(stdweb-8729fc65241d0b7c.stdweb.6z1k9pru-cgu.4.rcgu.o): In function `stdweb::webcore::ffi::emscripten::event_loop':
[INFO] [stderr]           /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] [stderr]           /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] [stderr]           /opt/rustwide/target/debug/deps/libstdweb-8729fc65241d0b7c.rlib(stdweb-8729fc65241d0b7c.stdweb.6z1k9pru-cgu.6.rcgu.o): In function `<stdweb::webcore::value::Reference as core::ops::drop::Drop>::drop':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webcore/value.rs:92: undefined reference to `emscripten_asm_const_int'
[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 `calendar_wasm_rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "22d75e1d9977c07496d4a0b77d42c5450aa6701af0cc445dc1bc60790df46e68"`
[INFO] running `"docker" "rm" "-f" "22d75e1d9977c07496d4a0b77d42c5450aa6701af0cc445dc1bc60790df46e68"`
[INFO] [stdout] 22d75e1d9977c07496d4a0b77d42c5450aa6701af0cc445dc1bc60790df46e68