src/box.d(42,25): Error: cast from `string` to `ubyte[]` not allowed in safe code
src/hash.d(15,34): Error: cast from `string` to `ubyte[]` not allowed in safe code
src/sign.d(17,46): Error: cannot take address of local `length` in `@safe` function `signedBy`
src/sign.d(36,22): Error: cast from `string` to `ubyte[]` not allowed in safe code
src/sign.d(42,36): Error: cannot take address of local `length` in `@safe` function `sign`
/opt/dmd-safe/dmd/dmd-safe failed with exit code 1.