ink_node_runtime/

lib.rs

#![cfg_attr(not(feature = "std"), no_std)]
// `construct_runtime!` does a lot of recursion and requires us to increase the limit to 256.
#![recursion_limit = "256"]

// Make the WASM binary available.
#[cfg(feature = "std")]
include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));

mod assets_config;
mod revive_config;

extern crate alloc;
use alloc::{vec, vec::Vec};
use codec::Encode;
use frame_support::{
	derive_impl,
	dispatch::DispatchClass,
	genesis_builder_helper::{build_state, get_preset},
};
use frame_system::limits::{BlockLength, BlockWeights};
use pallet_revive::{evm::runtime::EthExtra, AddressMapper};
use polkadot_runtime_common::SlowAdjustingFeeUpdate;
use sp_api::impl_runtime_apis;
use sp_core::{crypto::KeyTypeId, OpaqueMetadata, H160, U256};
use sp_runtime::{
	generic, impl_opaque_keys,
	traits::{BlakeTwo256, Block as BlockT, IdentifyAccount, Verify},
	transaction_validity::{TransactionSource, TransactionValidity},
	ApplyExtrinsicResult, MultiSignature,
};
#[cfg(feature = "std")]
use sp_version::NativeVersion;
use sp_version::RuntimeVersion;

// A few exports that help ease life for downstream crates.
use frame_support::dispatch::DispatchInfo;
pub use frame_support::{
	construct_runtime, parameter_types,
	traits::{
		AsEnsureOriginWithArg, ConstBool, ConstU128, ConstU32, ConstU8, KeyOwnerProofSystem,
		Randomness, StorageInfo,
	},
	weights::{
		constants::{
			BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_REF_TIME_PER_SECOND,
		},
		IdentityFee, Weight,
	},
	StorageValue,
};
pub use frame_system::Call as SystemCall;
pub use pallet_balances::Call as BalancesCall;
pub use pallet_timestamp::Call as TimestampCall;
use pallet_transaction_payment::{FeeDetails, FungibleAdapter, RuntimeDispatchInfo};
use sp_runtime::traits::TransactionExtension;
#[cfg(any(feature = "std", test))]
pub use sp_runtime::BuildStorage;
pub use sp_runtime::{Perbill, Permill};

/// An index to a block.
pub type BlockNumber = u32;

/// Alias to 512-bit hash when used in the context of a transaction signature on the chain.
pub type Signature = MultiSignature;

/// Some way of identifying an account on the chain. We intentionally make it equivalent
/// to the public key of our transaction signing scheme.
pub type AccountId = <<Signature as Verify>::Signer as IdentifyAccount>::AccountId;

/// Balance of an account.
pub type Balance = u128;

/// Index of a transaction in the chain.
pub type Nonce = u32;

/// A hash of some data used by the chain.
pub type Hash = sp_core::H256;

/// Opaque types. These are used by the CLI to instantiate machinery that don't need to know
/// the specifics of the runtime. They can then be made to be agnostic over specific formats
/// of data like extrinsics, allowing for them to continue syncing the network through upgrades
/// to even the core data structures.
pub mod opaque {
	use super::*;

	pub use sp_runtime::OpaqueExtrinsic as UncheckedExtrinsic;

	/// Opaque block header type.
	pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
	/// Opaque block type.
	pub type Block = generic::Block<Header, UncheckedExtrinsic>;
	/// Opaque block identifier type.
	pub type BlockId = generic::BlockId<Block>;

	impl_opaque_keys! {
		pub struct SessionKeys {}
	}
}
// To learn more about runtime versioning, see:
// https://docs.substrate.io/main-docs/build/upgrade#runtime-versioning
#[sp_version::runtime_version]
pub const VERSION: RuntimeVersion = RuntimeVersion {
	spec_name: alloc::borrow::Cow::Borrowed("ink-node"),
	impl_name: alloc::borrow::Cow::Borrowed("ink-node"),
	authoring_version: 1,
	// The version of the runtime specification. A full node will not attempt to use its native
	//   runtime in substitute for the on-chain Wasm runtime unless all of `spec_name`,
	//   `spec_version`, and `authoring_version` are the same between Wasm and native.
	// This value is set to 100 to notify Polkadot-JS App (https://polkadot.js.org/apps) to use
	//   the compatible custom types.
	spec_version: 100,
	impl_version: 1,
	apis: RUNTIME_API_VERSIONS,
	transaction_version: 1,
	system_version: 1,
};

/// The version information used to identify this runtime when compiled natively.
#[cfg(feature = "std")]
pub fn native_version() -> NativeVersion {
	NativeVersion { runtime_version: VERSION, can_author_with: Default::default() }
}

const NORMAL_DISPATCH_RATIO: Perbill = Perbill::from_percent(75);

/// We assume that ~10% of the block weight is consumed by `on_initialize` handlers.
/// This is used to limit the maximal weight of a single extrinsic.
const AVERAGE_ON_INITIALIZE_RATIO: Perbill = Perbill::from_percent(10);

/// We allow for 2 seconds of compute with a 6 second average block time, with maximum proof size.
const MAXIMUM_BLOCK_WEIGHT: Weight =
	Weight::from_parts(WEIGHT_REF_TIME_PER_SECOND.saturating_mul(2), u64::MAX);

// Unit = the base number of indivisible units for balances
const MILLIUNIT: Balance = 1_000_000_000;
pub const EXISTENTIAL_DEPOSIT: Balance = MILLIUNIT;

impl pallet_insecure_randomness_collective_flip::Config for Runtime {}

parameter_types! {
	pub const BlockHashCount: BlockNumber = 2400;
	pub const Version: RuntimeVersion = VERSION;

	// This part is copied from Substrate's `bin/node/runtime/src/lib.rs`.
	//  The `RuntimeBlockLength` and `RuntimeBlockWeights` exist here because the
	// `DeletionWeightLimit` and `DeletionQueueDepth` depend on those to parameterize
	// the lazy contract deletion.
	pub RuntimeBlockLength: BlockLength =
		BlockLength::max_with_normal_ratio(5 * 1024 * 1024, NORMAL_DISPATCH_RATIO);
	pub RuntimeBlockWeights: BlockWeights = BlockWeights::builder()
		.base_block(BlockExecutionWeight::get())
		.for_class(DispatchClass::all(), |weights| {
			weights.base_extrinsic = ExtrinsicBaseWeight::get();
		})
		.for_class(DispatchClass::Normal, |weights| {
			weights.max_total = Some(NORMAL_DISPATCH_RATIO * MAXIMUM_BLOCK_WEIGHT);
		})
		.for_class(DispatchClass::Operational, |weights| {
			weights.max_total = Some(MAXIMUM_BLOCK_WEIGHT);
			// Operational transactions have some extra reserved space, so that they
			// are included even if block reached `MAXIMUM_BLOCK_WEIGHT`.
			weights.reserved = Some(
				MAXIMUM_BLOCK_WEIGHT - NORMAL_DISPATCH_RATIO * MAXIMUM_BLOCK_WEIGHT
			);
		})
		.avg_block_initialization(AVERAGE_ON_INITIALIZE_RATIO)
		.build_or_panic();

	pub const SS58Prefix: u8 = 42;
}

// Configure FRAME pallets to include in runtime.

#[derive_impl(frame_system::config_preludes::SolochainDefaultConfig)]
impl frame_system::Config for Runtime {
	/// The block type for the runtime.
	type Block = Block;
	/// Block & extrinsics weights: base values and limits.
	type BlockWeights = RuntimeBlockWeights;
	/// The maximum length of a block (in bytes).
	type BlockLength = RuntimeBlockLength;
	/// The identifier used to distinguish between accounts.
	type AccountId = AccountId;
	/// The type for storing how many extrinsics an account has signed.
	type Nonce = Nonce;
	/// The type for hashing blocks and tries.
	type Hash = Hash;
	/// Maximum number of block number to block hash mappings to keep (oldest pruned first).
	type BlockHashCount = BlockHashCount;
	/// The weight of database operations that the runtime can invoke.
	type DbWeight = RocksDbWeight;
	/// Version of the runtime.
	type Version = Version;
	/// The data to be stored in an account.
	type AccountData = pallet_balances::AccountData<Balance>;
	/// This is used as an identifier of the chain. 42 is the generic substrate prefix.
	type SS58Prefix = SS58Prefix;
	type MaxConsumers = frame_support::traits::ConstU32<16>;
}

parameter_types! {
	pub const UncleGenerations: u32 = 0;
}

impl pallet_authorship::Config for Runtime {
	type FindAuthor = ();
	type EventHandler = ();
}

parameter_types! {
	pub const MinimumPeriod: u64 = 0;
}

impl pallet_timestamp::Config for Runtime {
	/// A timestamp: milliseconds since the unix epoch.
	type Moment = u64;
	type OnTimestampSet = ();
	type MinimumPeriod = MinimumPeriod;
	type WeightInfo = ();
}

parameter_types! {
	pub const MaxLocks: u32 = 50;
	pub const MaxReserves: u32 = 50;
}

impl pallet_balances::Config for Runtime {
	type MaxLocks = MaxLocks;
	type MaxReserves = MaxReserves;
	type ReserveIdentifier = [u8; 8];
	/// The type for recording an account's balance.
	type Balance = Balance;
	/// The ubiquitous event type.
	type RuntimeEvent = RuntimeEvent;
	type DustRemoval = ();
	type ExistentialDeposit = ConstU128<EXISTENTIAL_DEPOSIT>;
	type AccountStore = System;
	type WeightInfo = pallet_balances::weights::SubstrateWeight<Runtime>;
	type FreezeIdentifier = ();
	type MaxFreezes = ();
	type RuntimeHoldReason = RuntimeHoldReason;
	type RuntimeFreezeReason = RuntimeFreezeReason;
	type DoneSlashHandler = ();
}

impl pallet_transaction_payment::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
	type OnChargeTransaction = FungibleAdapter<Balances, ()>;
	type OperationalFeeMultiplier = ConstU8<5>;
	type WeightToFee = IdentityFee<Balance>;
	type LengthToFee = IdentityFee<Balance>;
	type FeeMultiplierUpdate = SlowAdjustingFeeUpdate<Self>;
	type WeightInfo = pallet_transaction_payment::weights::SubstrateWeight<Runtime>;
}

impl pallet_sudo::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
	type RuntimeCall = RuntimeCall;
	type WeightInfo = pallet_sudo::weights::SubstrateWeight<Runtime>;
}

impl pallet_utility::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
	type RuntimeCall = RuntimeCall;
	type PalletsOrigin = OriginCaller;
	type WeightInfo = pallet_utility::weights::SubstrateWeight<Runtime>;
}

// Create the runtime by composing the FRAME pallets that were previously configured.
#[frame_support::runtime]
mod runtime {
	#[runtime::runtime]
	#[runtime::derive(
		RuntimeCall,
		RuntimeEvent,
		RuntimeError,
		RuntimeOrigin,
		RuntimeFreezeReason,
		RuntimeHoldReason,
		RuntimeSlashReason,
		RuntimeLockId,
		RuntimeTask,
		RuntimeViewFunction
	)]
	pub struct Runtime;
	#[runtime::pallet_index(0)]
	pub type System = frame_system;
	#[runtime::pallet_index(1)]
	pub type RandomnessCollectiveFlip = pallet_insecure_randomness_collective_flip;
	#[runtime::pallet_index(2)]
	pub type Utility = pallet_utility;
	#[runtime::pallet_index(3)]
	pub type Timestamp = pallet_timestamp;
	#[runtime::pallet_index(4)]
	pub type Balances = pallet_balances;
	#[runtime::pallet_index(5)]
	pub type Authorship = pallet_authorship;
	#[runtime::pallet_index(6)]
	pub type TransactionPayment = pallet_transaction_payment;
	#[runtime::pallet_index(7)]
	pub type Sudo = pallet_sudo;
	#[runtime::pallet_index(8)]
	pub type Revive = pallet_revive;
	#[runtime::pallet_index(9)]
	pub type Assets = pallet_assets;
}

/// The address format for describing accounts.
pub type Address = sp_runtime::MultiAddress<AccountId, ()>;
/// Block header type as expected by this runtime.
pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
/// Block type as expected by this runtime.
pub type Block = generic::Block<Header, UncheckedExtrinsic>;
/// The TransactionExtension to the basic transaction logic.
pub type TxExtension = (
	frame_system::CheckNonZeroSender<Runtime>,
	frame_system::CheckSpecVersion<Runtime>,
	frame_system::CheckTxVersion<Runtime>,
	frame_system::CheckGenesis<Runtime>,
	frame_system::CheckEra<Runtime>,
	frame_system::CheckNonce<Runtime>,
	frame_system::CheckWeight<Runtime>,
	pallet_transaction_payment::ChargeTransactionPayment<Runtime>,
);

#[derive(Clone, PartialEq, Eq, Debug)]
pub struct EthExtraImpl;

impl EthExtra for EthExtraImpl {
	type Config = Runtime;
	type Extension = TxExtension;

	fn get_eth_extension(nonce: u32, tip: Balance) -> Self::Extension {
		(
			frame_system::CheckNonZeroSender::<Runtime>::new(),
			frame_system::CheckSpecVersion::<Runtime>::new(),
			frame_system::CheckTxVersion::<Runtime>::new(),
			frame_system::CheckGenesis::<Runtime>::new(),
			frame_system::CheckEra::from(crate::generic::Era::Immortal),
			frame_system::CheckNonce::<Runtime>::from(nonce),
			frame_system::CheckWeight::<Runtime>::new(),
			pallet_transaction_payment::ChargeTransactionPayment::<Runtime>::from(tip),
		)
	}
}

/// Unchecked extrinsic type as expected by this runtime.
pub type UncheckedExtrinsic =
	pallet_revive::evm::runtime::UncheckedExtrinsic<Address, Signature, EthExtraImpl>;

/// Executive: handles dispatch to the various modules.
pub type Executive = frame_executive::Executive<
	Runtime,
	Block,
	frame_system::ChainContext<Runtime>,
	Runtime,
	AllPalletsWithSystem,
>;

impl TryFrom<RuntimeCall> for pallet_revive::Call<Runtime> {
	type Error = ();

	fn try_from(value: RuntimeCall) -> Result<Self, Self::Error> {
		match value {
			RuntimeCall::Revive(call) => Ok(call),
			_ => Err(()),
		}
	}
}

impl_runtime_apis! {
	impl sp_api::Core<Block> for Runtime {
		fn version() -> RuntimeVersion {
			VERSION
		}

		fn execute_block(block: Block) {
			Executive::execute_block(block);
		}

		fn initialize_block(header: &<Block as BlockT>::Header) -> sp_runtime::ExtrinsicInclusionMode {
			Executive::initialize_block(header)
		}
	}

	impl sp_api::Metadata<Block> for Runtime {
		fn metadata() -> OpaqueMetadata {
			OpaqueMetadata::new(Runtime::metadata().into())
		}
		fn metadata_at_version(version: u32) -> Option<OpaqueMetadata> {
			Runtime::metadata_at_version(version)
		}

		fn metadata_versions() -> Vec<u32> {
			Runtime::metadata_versions()
		}
	}

	impl frame_support::view_functions::runtime_api::RuntimeViewFunction<Block> for Runtime {
		fn execute_view_function(id: frame_support::view_functions::ViewFunctionId, input: Vec<u8>) -> Result<Vec<u8>, frame_support::view_functions::ViewFunctionDispatchError> {
			Runtime::execute_view_function(id, input)
		}
	}

	impl sp_block_builder::BlockBuilder<Block> for Runtime {
		fn apply_extrinsic(extrinsic: <Block as BlockT>::Extrinsic) -> ApplyExtrinsicResult {
			Executive::apply_extrinsic(extrinsic)
		}

		fn finalize_block() -> <Block as BlockT>::Header {
			Executive::finalize_block()
		}

		fn inherent_extrinsics(data: sp_inherents::InherentData) -> Vec<<Block as BlockT>::Extrinsic> {
			data.create_extrinsics()
		}

		fn check_inherents(
			block: Block,
			data: sp_inherents::InherentData,
		) -> sp_inherents::CheckInherentsResult {
			data.check_extrinsics(&block)
		}
	}

	impl sp_transaction_pool::runtime_api::TaggedTransactionQueue<Block> for Runtime {
		fn validate_transaction(
			source: TransactionSource,
			tx: <Block as BlockT>::Extrinsic,
			block_hash: <Block as BlockT>::Hash,
		) -> TransactionValidity {
			Executive::validate_transaction(source, tx, block_hash)
		}
	}

	impl sp_offchain::OffchainWorkerApi<Block> for Runtime {
		fn offchain_worker(header: &<Block as BlockT>::Header) {
			Executive::offchain_worker(header)
		}
	}

	impl sp_session::SessionKeys<Block> for Runtime {
		fn generate_session_keys(seed: Option<Vec<u8>>) -> Vec<u8> {
			opaque::SessionKeys::generate(seed)
		}

		fn decode_session_keys(
			encoded: Vec<u8>,
		) -> Option<Vec<(Vec<u8>, KeyTypeId)>> {
			opaque::SessionKeys::decode_into_raw_public_keys(&encoded)
		}
	}

	impl frame_system_rpc_runtime_api::AccountNonceApi<Block, AccountId, Nonce> for Runtime {
		fn account_nonce(account: AccountId) -> Nonce {
			System::account_nonce(account)
		}
	}

	impl pallet_transaction_payment_rpc_runtime_api::TransactionPaymentApi<
		Block,
		Balance,
	> for Runtime {
		fn query_info(uxt: <Block as BlockT>::Extrinsic, len: u32) -> RuntimeDispatchInfo<Balance> {
			TransactionPayment::query_info(uxt, len)
		}
		fn query_fee_details(uxt: <Block as BlockT>::Extrinsic, len: u32) -> FeeDetails<Balance> {
			TransactionPayment::query_fee_details(uxt, len)
		}
		fn query_weight_to_fee(weight: Weight) -> Balance {
			TransactionPayment::weight_to_fee(weight)
		}
		fn query_length_to_fee(length: u32) -> Balance {
			TransactionPayment::length_to_fee(length)
		}
	}

	impl pallet_transaction_payment_rpc_runtime_api::TransactionPaymentCallApi<Block, Balance, RuntimeCall> for Runtime {
		fn query_call_info(
			call: RuntimeCall,
			len: u32,
		) -> pallet_transaction_payment::RuntimeDispatchInfo<Balance> {
			TransactionPayment::query_call_info(call, len)
		}
		fn query_call_fee_details(
			call: RuntimeCall,
			len: u32,
		) -> pallet_transaction_payment::FeeDetails<Balance> {
			TransactionPayment::query_call_fee_details(call, len)
		}
		fn query_weight_to_fee(weight: Weight) -> Balance {
			TransactionPayment::weight_to_fee(weight)
		}
		fn query_length_to_fee(length: u32) -> Balance {
			TransactionPayment::length_to_fee(length)
		}
	}

	impl pallet_revive::ReviveApi<Block, AccountId, Balance, Nonce, BlockNumber> for Runtime
	{
		fn balance(address: H160) -> U256 {
			Revive::evm_balance(&address)
		}

		fn block_gas_limit() -> U256 {
			Revive::evm_block_gas_limit()
		}

		fn gas_price() -> U256 {
			log::info!("-----gas price");
			Revive::evm_gas_price()
		}

		fn nonce(address: H160) -> Nonce {
			let account = <Runtime as pallet_revive::Config>::AddressMapper::to_account_id(&address);
			System::account_nonce(account)
		}

		fn eth_transact(tx: pallet_revive::evm::GenericTransaction) -> Result<pallet_revive::EthTransactInfo<Balance>, pallet_revive::EthTransactError>
		{
			let blockweights: BlockWeights = <Runtime as frame_system::Config>::BlockWeights::get();
			let tx_fee = |pallet_call, mut dispatch_info: DispatchInfo| {
				let call = RuntimeCall::Revive(pallet_call);
				dispatch_info.extension_weight = EthExtraImpl::get_eth_extension(0, 0u32.into()).weight(&call);
				let uxt: UncheckedExtrinsic = sp_runtime::generic::UncheckedExtrinsic::new_bare(call).into();

				pallet_transaction_payment::Pallet::<Runtime>::compute_fee(
					uxt.encoded_size() as u32,
					&dispatch_info,
					0u32.into(),
				)
			};

			Revive::bare_eth_transact(tx, blockweights.max_block, tx_fee)
		}

		fn call(
			origin: AccountId,
			dest: H160,
			value: Balance,
			gas_limit: Option<Weight>,
			storage_deposit_limit: Option<Balance>,
			input_data: Vec<u8>,
		) -> pallet_revive::ContractResult<pallet_revive::ExecReturnValue, Balance> {
			Revive::bare_call(
				RuntimeOrigin::signed(origin),
				dest,
				value,
				gas_limit.unwrap_or(RuntimeBlockWeights::get().max_block),
				pallet_revive::DepositLimit::Balance(storage_deposit_limit.unwrap_or(u128::MAX)),
				input_data,
			)
		}

		fn instantiate(
			origin: AccountId,
			value: Balance,
			gas_limit: Option<Weight>,
			storage_deposit_limit: Option<Balance>,
			code: pallet_revive::Code,
			data: Vec<u8>,
			salt: Option<[u8; 32]>,
		) -> pallet_revive::ContractResult<pallet_revive::InstantiateReturnValue, Balance>
		{
			Revive::bare_instantiate(
				RuntimeOrigin::signed(origin),
				value,
				gas_limit.unwrap_or(RuntimeBlockWeights::get().max_block),
				pallet_revive::DepositLimit::Balance(storage_deposit_limit.unwrap_or(u128::MAX)),
				code,
				data,
				salt,
			)
		}

		fn upload_code(
			origin: AccountId,
			code: Vec<u8>,
			storage_deposit_limit: Option<Balance>,
		) -> pallet_revive::CodeUploadResult<Balance>
		{
			Revive::bare_upload_code(
				RuntimeOrigin::signed(origin),
				code,
				storage_deposit_limit.unwrap_or(u128::MAX),
			)
		}

		fn get_storage(
			address: H160,
			key: [u8; 32],
		) -> pallet_revive::GetStorageResult {
			Revive::get_storage(
				address,
				key
			)
		}

		fn trace_block(
			block: Block,
			config: pallet_revive::evm::TracerConfig
		) -> Vec<(u32, pallet_revive::evm::CallTrace)> {
			use pallet_revive::tracing::trace;
			let mut tracer = config.build(Revive::evm_gas_from_weight);
			let mut traces = vec![];
			let (header, extrinsics) = block.deconstruct();

			Executive::initialize_block(&header);
			for (index, ext) in extrinsics.into_iter().enumerate() {
				trace(&mut tracer, || {
					let _ = Executive::apply_extrinsic(ext);
				});

				if let Some(tx_trace) = tracer.collect_traces().pop() {
					traces.push((index as u32, tx_trace));
				}
			}

			traces
		}

		fn trace_tx(
			block: Block,
			tx_index: u32,
			config: pallet_revive::evm::TracerConfig
		) -> Option<pallet_revive::evm::CallTrace> {
			log::info!("-----trace_tx called with tx_index {:?}", tx_index);
			use pallet_revive::tracing::trace;
			let mut tracer = config.build(Revive::evm_gas_from_weight);
			let (header, extrinsics) = block.deconstruct();

			log::info!("-----trace_tx found {:?} xts", extrinsics.len());
			Executive::initialize_block(&header);
			log::info!("-----trace_tx initialized block");
			for (index, ext) in extrinsics.into_iter().enumerate() {
				log::info!("-----trace_tx enumerating {:?}", index);
				if index as u32 == tx_index {
					log::info!("-----trace_tx found tx_index {:?}", tx_index);
					trace(&mut tracer, || {
						log::info!("-----trace_tx applying extrinsic");
						let res = Executive::apply_extrinsic(ext);
						log::info!("-----trace_tx after applying extrinsic {:?}", res);
					});
						log::info!("-----trace_tx break");
					break;
				} else {
						log::info!("-----trace_tx apply extrinsic without tx_index match");
					let res = Executive::apply_extrinsic(ext);
						log::info!("-----trace_tx apply extrinsic without tx_index match {:?}", res);
				}
			}
			log::info!("-----trace_tx after loop");

			let mut traces = tracer.collect_traces();
			log::info!("-----trace_tx traces.len() {:?}", traces.len());
			log::info!("-----trace_tx traces {:?}", traces);

			let traces = traces.pop();
			log::info!("-----trace_tx traces popped {:?}", traces);

			traces
		}

		fn trace_call(
			tx: pallet_revive::evm::GenericTransaction,
			config: pallet_revive::evm::TracerConfig)
			-> Result<pallet_revive::evm::CallTrace, pallet_revive::EthTransactError>
		{
			use pallet_revive::tracing::trace;
			let mut tracer = config.build(Revive::evm_gas_from_weight);
			trace(&mut tracer, || {
				Self::eth_transact(tx)
			})?;

			Ok(tracer.collect_traces().pop().expect("eth_transact succeeded, trace must exist, qed"))
		}
	}

	impl sp_genesis_builder::GenesisBuilder<Block> for Runtime {
		fn build_state(config: Vec<u8>) -> sp_genesis_builder::Result {
			build_state::<RuntimeGenesisConfig>(config)
		}

		fn get_preset(id: &Option<sp_genesis_builder::PresetId>) -> Option<Vec<u8>> {
			get_preset::<RuntimeGenesisConfig>(id, |_| None)
		}

		fn preset_names() -> Vec<sp_genesis_builder::PresetId> {
			Default::default()
		}
	}
}