Implementation notes: aarch64, pi3bplus, crypto_sign/gui448

Computer: pi3bplus
Architecture: aarch64
CPU ID: 410fd034
SUPERCOP version: 20190816
Operation: crypto_sign
Primitive: gui448

Test failure

Implementation: crypto_sign/gui448/amd64
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv
error 142
Alarm clock

Number of similar (compiler,implementation) pairs: 2, namely:
CompilerImplementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv amd64 ref