Merge pull request #429 from ethereum/identity-to-bigger

Identity to bigger

4 files changed, 444 insertions, 0 deletions

diff --git a/BlockchainTests/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0.json b/BlockchainTests/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0.json
new file mode 100644
index 000000000..4ba6a7b57
--- /dev/null
+++ b/BlockchainTests/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0.json
@@ -0,0 +1,218 @@
+{
+    "identity_to_bigger_d0g0v0_Byzantium" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.7f06dbfd.Linux.g++",
+            "lllcversion" : "Version: 0.4.21-develop.2018.2.27+commit.2abc5be7.Linux.g++",
+            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0Filler.json",
+            "sourceHash" : "12c3061be8308b9385926241bb6ff6288755dbe8a7f09ab7c467bf78baf10267"
+        },
+        "blocks" : [
+            {
+                "blockHeader" : {
+                    "bloom" : "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+                    "coinbase" : "0x3535353535353535353535353535353535353535",
+                    "difficulty" : "0x020000",
+                    "extraData" : "",
+                    "gasLimit" : "0x05f5e100",
+                    "gasUsed" : "0xa321",
+                    "hash" : "0x87e002d59d2d9a49329269b3160f44d699f55e091e37a9af0bc2077a7cf65b14",
+                    "mixHash" : "0x889fe47e9402581d61324ae7b49d3958af993240b2ae7af2c6a8d3a4be872da0",
+                    "nonce" : "0x57f39783d34f1e07",
+                    "number" : "0x01",
+                    "parentHash" : "0xaeec4463424ffa725aab9e001056473a2b24fd7cf1e9b7e6058a4e12951b60ab",
+                    "receiptTrie" : "0x32031c46b0217eaf3f840d756c50595dc41651dfac8da63124c7acbd4d1f7522",
+                    "stateRoot" : "0x155ffd01cba2cbf1ed9f135eb4cd9d368c02eebeef713e9b8e2ad4ec9b5f23be",
+                    "timestamp" : "0x03e8",
+                    "transactionsTrie" : "0xec6a57e4973f6e046d48544dbdefff8286397777cc2c8660adcdb38c6b0ddabd",
+                    "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
+                },
+                "rlp" : "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",
+                "transactions" : [
+                    {
+                        "data" : "0x",
+                        "gasLimit" : "0x030d40",
+                        "gasPrice" : "0x01",
+                        "nonce" : "0x01",
+                        "r" : "0x5082ac608c80290af68a18d44edf0526a3abc6ea3652ab46f63e8953eb813b57",
+                        "s" : "0x6b1bc1f0b9eb8de1e19d159c9efb8607c2f24643982b112c98ade3e28af22722",
+                        "to" : "0xc305c901078781c232a2a521c2af7980f8385ee9",
+                        "v" : "0x1b",
+                        "value" : "0x00"
+                    }
+                ],
+                "uncleHeaders" : [
+                ]
+            }
+        ],
+        "genesisBlockHeader" : {
+            "bloom" : "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+            "coinbase" : "0x3535353535353535353535353535353535353535",
+            "difficulty" : "0x020000",
+            "extraData" : "0x42",
+            "gasLimit" : "0x05f5e100",
+            "gasUsed" : "0x00",
+            "hash" : "0xaeec4463424ffa725aab9e001056473a2b24fd7cf1e9b7e6058a4e12951b60ab",
+            "mixHash" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "nonce" : "0x0102030405060708",
+            "number" : "0x00",
+            "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+            "receiptTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "stateRoot" : "0x0a328ec2480d87b72eeadbca7bf8a9c19b728bde394ab1d258910f055ad57197",
+            "timestamp" : "0x03b6",
+            "transactionsTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
+        },
+        "genesisRLP" : "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",
+        "lastblockhash" : "0x87e002d59d2d9a49329269b3160f44d699f55e091e37a9af0bc2077a7cf65b14",
+        "network" : "Byzantium",
+        "postState" : {
+            "0x3535353535353535353535353535353535353535" : {
+                "balance" : "0x29a2241af62ca321",
+                "code" : "",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            },
+            "0x82a978b3f5962a5b0957d9ee9eef472ee55b42f1" : {
+                "balance" : "0x0de0b6b3a7615af1",
+                "code" : "",
+                "nonce" : "0x02",
+                "storage" : {
+                }
+            },
+            "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                "balance" : "0x00",
+                "code" : "0x7f112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00600052602060106010600060006004620186a0f1503d600055",
+                "nonce" : "0x21",
+                "storage" : {
+                    "0x00" : "0x10"
+                }
+            }
+        },
+        "pre" : {
+            "0x82a978b3f5962a5b0957d9ee9eef472ee55b42f1" : {
+                "balance" : "0x0de0b6b3a761fe12",
+                "code" : "",
+                "nonce" : "0x01",
+                "storage" : {
+                }
+            },
+            "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                "balance" : "0x00",
+                "code" : "0x7f112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00600052602060106010600060006004620186a0f1503d600055",
+                "nonce" : "0x21",
+                "storage" : {
+                }
+            }
+        }
+    },
+    "identity_to_bigger_d0g0v0_Constantinople" : {
+        "_info" : {
+            "comment" : "",
+            "filledwith" : "cpp-1.3.0+commit.7f06dbfd.Linux.g++",
+            "lllcversion" : "Version: 0.4.21-develop.2018.2.27+commit.2abc5be7.Linux.g++",
+            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0Filler.json",
+            "sourceHash" : "12c3061be8308b9385926241bb6ff6288755dbe8a7f09ab7c467bf78baf10267"
+        },
+        "blocks" : [
+            {
+                "blockHeader" : {
+                    "bloom" : "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+                    "coinbase" : "0x3535353535353535353535353535353535353535",
+                    "difficulty" : "0x020000",
+                    "extraData" : "",
+                    "gasLimit" : "0x05f5e100",
+                    "gasUsed" : "0xa321",
+                    "hash" : "0x51b4afef70f27e0a0a0c59abad13d85976dfbaa374424a03efb43c8101b72c19",
+                    "mixHash" : "0x10d3455b05173a0590fb00cb4f4616daff3a480ac90ca9833ff70a4d45e4f6a4",
+                    "nonce" : "0x12c65cd9f51a494c",
+                    "number" : "0x01",
+                    "parentHash" : "0xaeec4463424ffa725aab9e001056473a2b24fd7cf1e9b7e6058a4e12951b60ab",
+                    "receiptTrie" : "0x32031c46b0217eaf3f840d756c50595dc41651dfac8da63124c7acbd4d1f7522",
+                    "stateRoot" : "0x155ffd01cba2cbf1ed9f135eb4cd9d368c02eebeef713e9b8e2ad4ec9b5f23be",
+                    "timestamp" : "0x03e8",
+                    "transactionsTrie" : "0xec6a57e4973f6e046d48544dbdefff8286397777cc2c8660adcdb38c6b0ddabd",
+                    "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
+                },
+                "rlp" : "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",
+                "transactions" : [
+                    {
+                        "data" : "0x",
+                        "gasLimit" : "0x030d40",
+                        "gasPrice" : "0x01",
+                        "nonce" : "0x01",
+                        "r" : "0x5082ac608c80290af68a18d44edf0526a3abc6ea3652ab46f63e8953eb813b57",
+                        "s" : "0x6b1bc1f0b9eb8de1e19d159c9efb8607c2f24643982b112c98ade3e28af22722",
+                        "to" : "0xc305c901078781c232a2a521c2af7980f8385ee9",
+                        "v" : "0x1b",
+                        "value" : "0x00"
+                    }
+                ],
+                "uncleHeaders" : [
+                ]
+            }
+        ],
+        "genesisBlockHeader" : {
+            "bloom" : "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+            "coinbase" : "0x3535353535353535353535353535353535353535",
+            "difficulty" : "0x020000",
+            "extraData" : "0x42",
+            "gasLimit" : "0x05f5e100",
+            "gasUsed" : "0x00",
+            "hash" : "0xaeec4463424ffa725aab9e001056473a2b24fd7cf1e9b7e6058a4e12951b60ab",
+            "mixHash" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "nonce" : "0x0102030405060708",
+            "number" : "0x00",
+            "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+            "receiptTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "stateRoot" : "0x0a328ec2480d87b72eeadbca7bf8a9c19b728bde394ab1d258910f055ad57197",
+            "timestamp" : "0x03b6",
+            "transactionsTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
+        },
+        "genesisRLP" : "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",
+        "lastblockhash" : "0x51b4afef70f27e0a0a0c59abad13d85976dfbaa374424a03efb43c8101b72c19",
+        "network" : "Constantinople",
+        "postState" : {
+            "0x3535353535353535353535353535353535353535" : {
+                "balance" : "0x29a2241af62ca321",
+                "code" : "",
+                "nonce" : "0x00",
+                "storage" : {
+                }
+            },
+            "0x82a978b3f5962a5b0957d9ee9eef472ee55b42f1" : {
+                "balance" : "0x0de0b6b3a7615af1",
+                "code" : "",
+                "nonce" : "0x02",
+                "storage" : {
+                }
+            },
+            "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                "balance" : "0x00",
+                "code" : "0x7f112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00600052602060106010600060006004620186a0f1503d600055",
+                "nonce" : "0x21",
+                "storage" : {
+                    "0x00" : "0x10"
+                }
+            }
+        },
+        "pre" : {
+            "0x82a978b3f5962a5b0957d9ee9eef472ee55b42f1" : {
+                "balance" : "0x0de0b6b3a761fe12",
+                "code" : "",
+                "nonce" : "0x01",
+                "storage" : {
+                }
+            },
+            "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                "balance" : "0x00",
+                "code" : "0x7f112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00600052602060106010600060006004620186a0f1503d600055",
+                "nonce" : "0x21",
+                "storage" : {
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/GeneralStateTests/stPreCompiledContracts/identity_to_bigger.json b/GeneralStateTests/stPreCompiledContracts/identity_to_bigger.json
new file mode 100644
index 000000000..4c3e5a177
--- /dev/null
+++ b/GeneralStateTests/stPreCompiledContracts/identity_to_bigger.json
@@ -0,0 +1,74 @@
+{
+    "identity_to_bigger" : {
+        "_info" : {
+            "comment" : "have a call to e.g. identity built-in that specifies output size more than input size. Check that only the short amount is available with RETURNDATA.  CALL is with 100000 as gas, address 4 as destination, 0 as value, 0 as in-offset, 16 as in-size, 16 as out-offset, 32 as out-size.  The returndatasize should see 16.",
+            "filledwith" : "cpp-1.3.0+commit.7f06dbfd.Linux.g++",
+            "lllcversion" : "Version: 0.4.21-develop.2018.2.27+commit.2abc5be7.Linux.g++",
+            "source" : "src/GeneralStateTestsFiller/stPreCompiledContracts/identity_to_biggerFiller.json",
+            "sourceHash" : "92044ac675c0e33da855ca2a072a91a81ffb5edaf922d623e24cf0d94ddcdb11"
+        },
+        "env" : {
+            "currentCoinbase" : "0x3535353535353535353535353535353535353535",
+            "currentDifficulty" : "0x020000",
+            "currentGasLimit" : "0x5f5e100",
+            "currentNumber" : "0x01",
+            "currentTimestamp" : "0x03e8",
+            "previousHash" : "0xc6745cf3cada515bbfb9573261c82547e0b8f9e3d5dd382e464704a84e47b5ad"
+        },
+        "post" : {
+            "Byzantium" : [
+                {
+                    "hash" : "0x61e3b1ed972c7c239e02994faa196eca7d4affb0570c801bbb7343b69479804d",
+                    "indexes" : {
+                        "data" : 0,
+                        "gas" : 0,
+                        "value" : 0
+                    },
+                    "logs" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
+                }
+            ],
+            "Constantinople" : [
+                {
+                    "hash" : "0x61e3b1ed972c7c239e02994faa196eca7d4affb0570c801bbb7343b69479804d",
+                    "indexes" : {
+                        "data" : 0,
+                        "gas" : 0,
+                        "value" : 0
+                    },
+                    "logs" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
+                }
+            ]
+        },
+        "pre" : {
+            "0x82a978b3f5962a5b0957d9ee9eef472ee55b42f1" : {
+                "balance" : "0x0de0b6b3a761fe12",
+                "code" : "",
+                "nonce" : "0x01",
+                "storage" : {
+                }
+            },
+            "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                "balance" : "0x00",
+                "code" : "0x7f112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00600052602060106010600060006004620186a0f1503d600055",
+                "nonce" : "0x21",
+                "storage" : {
+                }
+            }
+        },
+        "transaction" : {
+            "data" : [
+                "0x"
+            ],
+            "gasLimit" : [
+                "0x030d40"
+            ],
+            "gasPrice" : "0x01",
+            "nonce" : "0x01",
+            "secretKey" : "0x044852b2a670ade5407e78fb2863c51de9fcb96542a07186fe3aeda6bb8a116d",
+            "to" : "0xc305c901078781c232a2a521c2af7980f8385ee9",
+            "value" : [
+                "0x"
+            ]
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0Filler.json
new file mode 100644
index 000000000..e11a23d3e
--- /dev/null
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stPreCompiledContracts/identity_to_bigger_d0g0v0Filler.json
@@ -0,0 +1,86 @@
+{
+    "identity_to_bigger_d0g0v0" : {
+        "blocks" : [
+            {
+                "blockHeaderPremine" : {
+                    "difficulty" : "0x020000",
+                    "gasLimit" : "0x05f5e100",
+                    "timestamp" : "0x03e8",
+                    "updatePoW" : "1"
+                },
+                "transactions" : [
+                    {
+                        "data" : "0x",
+                        "gasLimit" : "0x030d40",
+                        "gasPrice" : "0x01",
+                        "nonce" : "0x01",
+                        "r" : "0x5082ac608c80290af68a18d44edf0526a3abc6ea3652ab46f63e8953eb813b57",
+                        "s" : "0x6b1bc1f0b9eb8de1e19d159c9efb8607c2f24643982b112c98ade3e28af22722",
+                        "to" : "0xc305c901078781c232a2a521c2af7980f8385ee9",
+                        "v" : "0x1b",
+                        "value" : "0x00"
+                    }
+                ],
+                "uncleHeaders" : [
+                ]
+            }
+        ],
+        "expect" : [
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                        "balance" : "0x00",
+                        "storage" : {
+                            "0x00" : "0x10"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                        "balance" : "0x00",
+                        "storage" : {
+                            "0x00" : "0x10"
+                        }
+                    }
+                }
+            }
+        ],
+        "genesisBlockHeader" : {
+            "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+            "coinbase" : "3535353535353535353535353535353535353535",
+            "difficulty" : "131072",
+            "extraData" : "0x42",
+            "gasLimit" : "0x05f5e100",
+            "gasUsed" : "0",
+            "mixHash" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "nonce" : "0x0102030405060708",
+            "number" : "0",
+            "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+            "receiptTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "stateRoot" : "0xf99eb1626cfa6db435c0836235942d7ccaa935f1ae247d3f1c21e495685f903a",
+            "timestamp" : "0x03b6",
+            "transactionsTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+            "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
+        },
+        "pre" : {
+            "0x82a978b3f5962a5b0957d9ee9eef472ee55b42f1" : {
+                "balance" : "0x0de0b6b3a761fe12",
+                "code" : "",
+                "nonce" : "0x01",
+                "storage" : {
+                }
+            },
+            "0xc305c901078781c232a2a521c2af7980f8385ee9" : {
+                "balance" : "0x00",
+                "code" : "0x7f112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00600052602060106010600060006004620186a0f1503d600055",
+                "nonce" : "0x21",
+                "storage" : {
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/GeneralStateTestsFiller/stPreCompiledContracts/identity_to_biggerFiller.json b/src/GeneralStateTestsFiller/stPreCompiledContracts/identity_to_biggerFiller.json
new file mode 100644
index 000000000..1d90eda66
--- /dev/null
+++ b/src/GeneralStateTestsFiller/stPreCompiledContracts/identity_to_biggerFiller.json
@@ -0,0 +1,66 @@
+{
+    "identity_to_bigger": {
+        "_info" :
+        {
+            "comment" : "have a call to e.g. identity built-in that specifies output size more than input size. Check that only the short amount is available with RETURNDATA.  CALL is with 100000 as gas, address 4 as destination, 0 as value, 0 as in-offset, 16 as in-size, 16 as out-offset, 32 as out-size.  The returndatasize should see 16."
+        },
+        "env": {
+            "currentCoinbase": "0x3535353535353535353535353535353535353535",
+            "currentDifficulty": "0x020000",
+            "currentGasLimit": "0x5f5e100",
+            "currentNumber": "0x01",
+            "currentTimestamp": "1000",
+            "previousHash": "0xc6745cf3cada515bbfb9573261c82547e0b8f9e3d5dd382e464704a84e47b5ad"
+        },
+        "pre": {
+            "82a978b3f5962a5b0957d9ee9eef472ee55b42f1": {
+                "balance": "999999999999868434",
+                "nonce": "1",
+                "code": "0x",
+                "storage": {}
+            },
+            "0xc305c901078781c232a2a521c2af7980f8385ee9" :
+            {
+                "balance" : "0",
+                "nonce" : "33",
+                "storage" :
+                {
+                },
+                "code" : "{(seq (MSTORE 0 0x112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00) (CALL 100000 4 0 0 16 16 32) (SSTORE 0 (RETURNDATASIZE)))}"
+            }
+        },
+        "transaction": {
+            "data": [ "" ],
+            "gasLimit": [ "200000" ],
+            "gasPrice": "0x01",
+            "nonce": "0x01",
+            "secretKey": "0x044852b2a670ade5407e78fb2863c51de9fcb96542a07186fe3aeda6bb8a116d",
+            "to": "0xc305c901078781c232a2a521c2af7980f8385ee9",
+            "value": [
+                "0x"
+            ]
+        },
+        "expect": [
+            {
+                "indexes": {
+                    "data": 0,
+                    "gas": -1,
+                    "value": 0
+                },
+                "network": [
+                    ">=Byzantium"
+                ],
+                "result": {
+                    "0xc305c901078781c232a2a521c2af7980f8385ee9" :
+                    {
+                        "balance" : "0",
+                        "storage" :
+                        {
+                            "0x00" : "0x10"
+                        }
+                    }
+                }
+            }
+        ]
+    }
+}