[INFO] updating cached repository https://github.com/ahmad2smile/react-wasm-calendar
[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] 2ea03c50172f759e787376272a025cc3bb538db9
[INFO] testing ahmad2smile/react-wasm-calendar against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahmad2smile%2Freact-wasm-calendar" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahmad2smile/react-wasm-calendar 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/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 /workspace/builds/worker-4/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 `"/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 53386b1a10e85455effd6081798b9c254d2eede029a22ce38ed338ff483b8b57
[INFO] running `"docker" "start" "-a" "53386b1a10e85455effd6081798b9c254d2eede029a22ce38ed338ff483b8b57"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.2
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]    Compiling discard v1.0.4
[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 quote v0.6.10
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.33
[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: if this is intentional, prefix it with an underscore: `_dates`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `height`
[INFO] [stderr]   --> src/calendar.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     height: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_leap_year`
[INFO] [stderr]   --> src/dates.rs:40:5
[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/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088" "/opt/rustwide/target/debug/deps/calendar_wasm_rust-59f6f61d38bd6088.17r0vejnz8zbcd4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-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/libstdweb-4d2530f5621271f7.rlib" "/opt/rustwide/target/debug/deps/libdiscard-655a8a041e78b6aa.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-d860572ace1c6ad5.rlib" "/opt/rustwide/target/debug/deps/libserde_json-5a6357df39fda5a3.rlib" "/opt/rustwide/target/debug/deps/libryu-8e67a7e56e9798f9.rlib" "/opt/rustwide/target/debug/deps/libitoa-26e40ea11a3f8443.rlib" "/opt/rustwide/target/debug/deps/libserde-aeebb664292c4c8f.rlib" "/opt/rustwide/target/debug/deps/libchrono-49ce297c586718c5.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-d538f203be7c839d.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-6e3593c1b726e325.rlib" "/opt/rustwide/target/debug/deps/libtime-55889cba8c351dae.rlib" "/opt/rustwide/target/debug/deps/liblibc-1c46df051429aa83.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" "-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/calendar_wasm_rust-59f6f61d38bd6088.calendar_wasm_rust.1vznsddi-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]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-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]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-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]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-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]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-cgu.0.rcgu.o): in function `stdweb::webapi::rendering_context::CanvasRenderingContext2d::set_stroke_style_color':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/rendering_context.rs:765: undefined reference to `emscripten_asm_const_int'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-cgu.0.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.10/src/webapi/rendering_context.rs:873: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-cgu.13.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]           /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] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-cgu.15.rcgu.o): in function `<stdweb::webcore::symbol::Symbol as core::ops::drop::Drop>::drop':
[INFO] [stderr]           /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] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-4d2530f5621271f7.rlib(stdweb-4d2530f5621271f7.stdweb.4w27xse3-cgu.3.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; 5 warnings emitted
[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" "53386b1a10e85455effd6081798b9c254d2eede029a22ce38ed338ff483b8b57"`
[INFO] running `"docker" "rm" "-f" "53386b1a10e85455effd6081798b9c254d2eede029a22ce38ed338ff483b8b57"`
[INFO] [stdout] 53386b1a10e85455effd6081798b9c254d2eede029a22ce38ed338ff483b8b57