panicked at /root/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/time/unsupported.rs:13:9:
time not implemented on this platform
The wasm build has some issues. The new build may have fixed that particilar error. Not sure it's working yet (i'm testing on a phone that doesn't seem to do wasm anyway)