generator.rs

    fn new_payload_job(
        &self,
        attributes: <Builder as PayloadBuilder<Pool, Client>>::Attributes,
    ) -> Result<Self::Job, PayloadBuilderError> {
        panic!("KABOOM");
        let parent_block = if attributes.parent().is_zero() {
            // use latest block if parent is zero: genesis block
            self.client
                .block_by_number_or_tag(BlockNumberOrTag::Latest)?
                .ok_or_else(|| PayloadBuilderError::MissingParentBlock(attributes.parent()))?
                .seal_slow()
        } else {
            let block = self
                .client
                .find_block_by_hash(attributes.parent(), BlockSource::Any)?
                .ok_or_else(|| PayloadBuilderError::MissingParentBlock(attributes.parent()))?;

            // we already know the hash, so we can seal it
            block.seal(attributes.parent())
        };
        let config = PayloadConfig::new(Arc::new(parent_block), Bytes::default(), attributes);
        Ok(EmptyBlockPayloadJob {
            client: self.client.clone(),
            _pool: self.pool.clone(),
            _executor: self.executor.clone(),
            builder: self.builder.clone(),
            config,
        })
    }