sim/pyspec: bubble error

[holiman]

This fixes #774. It also adds support for -sim.limit
Example:

user@debian-work:~/workspace/hive$ ./hive --sim ethereum/pyspec --client go-ethereum_latest  --sim.loglevel 3 --docker.output -sim.limit=pyspec/invalid_blob_txs

INFO[05-05|14:14:41] running simulation: ethereum/pyspec 
INFO[05-05|14:14:42] hiveproxy started                        container=1f6d4f6eb159 addr=172.17.0.2:8081
INFO[05-05|14:14:42] API: suite started                       suite=0 name=pyspec
INFO[05-05|14:14:42] API: test started                        suite=0 test=1 name=pytest_fixture_runner
[34c50e31] parallelism set to: 1
[34c50e31] file root directory: /fixtures/
[34c50e31] skip eips/eip3651/warm_coinbase_call_out_of_gas
[34c50e31] skip eips/eip3651/warm_coinbase_gas_usage
INFO[05-05|14:14:42] API: test started                        suite=0 test=2 name=eips/eip4844/excess_data_gas/invalid_blob_txs/000/type_3_tx_pre_fork/shanghai
INFO[05-05|14:14:42] API: test ended                          suite=0 test=2 pass=false
[34c50e31] skip eips/eip3855/push0
INFO[05-05|14:14:42] API: test started                        suite=0 test=3 name=eips/eip4844/excess_data_gas/invalid_blob_txs/001/empty_type_3_tx_pre_fork/shanghai
INFO[05-05|14:14:42] API: test ended                          suite=0 test=3 pass=false
[34c50e31] skip eips/eip3860/initcode_limit_contract_creating_tx
[34c50e31] skip eips/eip3860/initcode_limit_contract_creating_tx_gas_usage
[34c50e31] skip eips/eip3860/initcode_limit_create2_opcode
[34c50e31] skip eips/eip3860/initcode_limit_create_opcode
INFO[05-05|14:14:42] API: test ended                          suite=0 test=1 pass=true
INFO[05-05|14:14:42] API: suite ended                         suite=0
[34c50e31] test invalid_blob_txs.json / 000/type_3_tx_pre_fork/shanghai: unable to extract fixture fields: failed to decode block: transaction type not supported
[34c50e31] test invalid_blob_txs.json / 001/empty_type_3_tx_pre_fork/shanghai: unable to extract fixture fields: failed to decode block: transaction type not supported
[34c50e31] setting variables required for starting client.
[34c50e31] test failed early: unable to extract fixture fields: failed to decode block: transaction type not supported
[34c50e31] skip example/acl_example/access_list
[34c50e31] skip example/yul_example/yul
[34c50e31] skip security/selfdestruct_balance_bug/tx_selfdestruct_balance_bug
[34c50e31] skip vm/chain_id/chain_id
[34c50e31] skip vm/dup/dup
[34c50e31] skip withdrawals/withdrawals/balance_within_block
[34c50e31] skip withdrawals/withdrawals/large_amount
[34c50e31] skip withdrawals/withdrawals/many_withdrawals
[34c50e31] skip withdrawals/withdrawals/multiple_withdrawals_same_address
[34c50e31] skip withdrawals/withdrawals/newly_created_contract
[34c50e31] skip withdrawals/withdrawals/no_evm_execution
[34c50e31] skip withdrawals/withdrawals/self_destructing_account
[34c50e31] skip withdrawals/withdrawals/use_value_in_contract
[34c50e31] skip withdrawals/withdrawals/use_value_in_tx
[34c50e31] skip withdrawals/withdrawals/zero_amount
[34c50e31] setting variables required for starting client.
[34c50e31] test failed early: unable to extract fixture fields: failed to decode block: transaction type not supported
[34c50e31] failing tests:
[34c50e31] go-ethereum_latest/eips/eip4844/excess_data_gas/invalid_blob_txs/000/type_3_tx_pre_fork/shanghai: unable to extract fixture fields: failed to decode block: transaction type not supported
[34c50e31] go-ethereum_latest/eips/eip4844/excess_data_gas/invalid_blob_txs/001/empty_type_3_tx_pre_fork/shanghai: unable to extract fixture fields: failed to decode block: transaction type not supported
INFO[05-05|14:14:43] simulation ethereum/pyspec finished      suites=1 tests=3 failed=2