stat: { total: 2, succeeded: 0, failed: 2, duration: 15 }
        errors: [
            0: { error: duplicate key value violates unique constraint "blocks_height"
                at Connection.parseE (/home/ldice/ldice/dapp-src/node_modules/pg/lib/connection.js:554:11)
                at Connection.parseMessage (/home/ldice/ldice/dapp-src/node_modules/pg/lib/connection.js:379:19)
                at Socket.<anonymous> (/home/ldice/ldice/dapp-src/node_modules/pg/lib/connection.js:119:22)
                at Socket.emit (events.js:198:13)
                at Socket.EventEmitter.emit (domain.js:448:20)
                at addChunk (_stream_readable.js:288:12)
                at readableAddChunk (_stream_readable.js:269:11)
                at Socket.Readable.push (_stream_readable.js:224:10)
                at TCP.onStreamRead [as onread] (internal/stream_base_commons.js:94:17)
              name: 'error',
              length: 191,
              severity: 'ERROR',
              code: '23505',
              detail: 'Key (height)=(1) already exists.',
              hint: undefined,
              position: undefined,
              internalPosition: undefined,
              internalQuery: undefined,
              where: undefined,
              schema: 'public',
              table: 'blocks',
              column: undefined,
              dataType: undefined,
              constraint: 'blocks_height',
              file: 'nbtinsert.c',
              line: '434',
              routine: '_bt_check_unique' }
            1: { error: current transaction is aborted, commands ignored until end of transaction block
                at Connection.parseE (/home/ldice/ldice/dapp-src/node_modules/pg/lib/connection.js:554:11)
                at Connection.parseMessage (/home/ldice/ldice/dapp-src/node_modules/pg/lib/connection.js:379:19)
                at Socket.<anonymous> (/home/ldice/ldice/dapp-src/node_modules/pg/lib/connection.js:119:22)
                at Socket.emit (events.js:198:13)
                at Socket.EventEmitter.emit (domain.js:448:20)
                at addChunk (_stream_readable.js:288:12)
                at readableAddChunk (_stream_readable.js:269:11)
                at Socket.Readable.push (_stream_readable.js:224:10)
                at TCP.onStreamRead [as onread] (internal/stream_base_commons.js:94:17)
              name: 'error',
              length: 144,
              severity: 'ERROR',
              code: '25P02',
              detail: undefined,
              hint: undefined,
              position: undefined,
              internalPosition: undefined,
              internalQuery: undefined,
              where: undefined,
              schema: undefined,
              table: undefined,
              column: undefined,
              dataType: undefined,
              constraint: undefined,
              file: 'postgres.c',
              line: '1022',
              routine: 'exec_simple_query' }
        ]
    }