> eth.getBlock() panic: runtime error: invalid memory address or nil pointer dereference [recovered] panic: runtime error: invalid memory address or nil pointer dereference [signal 0xb code=0x1 addr=0xa0 pc=0x6e4d57] goroutine 10 [running]: github.com/robertkrimen/otto.catchPanic.func1(0xc820c5da20) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/error.go:240 +0x6fa github.com/robertkrimen/otto.Value.export(0x5, 0xe96ea0, 0xc820cd0f00, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/value.go:694 +0xbb7 github.com/robertkrimen/otto.Value.export.func1(0xc820415731, 0x6, 0xc820415731) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/value.go:719 +0xb7 github.com/robertkrimen/otto.objectEnumerate(0xc820cd1bc0, 0x0, 0xc820dddc40) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/object_class.go:25 +0x165 github.com/robertkrimen/otto.(*_object).enumerate(0xc820cd1bc0, 0xc820dddc00, 0xc820dddc40) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/object.go:118 +0x3c github.com/robertkrimen/otto.Value.export(0x5, 0xe96ea0, 0xc820cd1bc0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/value.go:722 +0xde4 github.com/robertkrimen/otto.Value.Export(0x5, 0xe96ea0, 0xc820cd1bc0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/value.go:648 +0x4d github.com/ethereum/go-ethereum/cmd/utils.(*Jeth).Send(0xc82008c060, 0xc82007f4a0, 0x0, 0x0, 0x5, 0xe96ea0, 0xc82008a0c0, 0xc820dddc00, 0x1, 0x1, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/utils/jeth.go:132 +0x1b5 github.com/ethereum/go-ethereum/cmd/utils.(*Jeth).Send-fm(0xc82007f4a0, 0x0, 0x0, 0x5, 0xe96ea0, 0xc82008a0c0, 0xc820dddc00, 0x1, 0x1, 0xc82024a2a0, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/geth/js.go:217 +0x4b github.com/robertkrimen/otto.(*_object).call(0xc82008a180, 0x5, 0xe96ea0, 0xc82008a0c0, 0xc820dddc00, 0x1, 0x1, 0x0, 0xc820381920, 0x0, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/type_function.go:140 +0x5c6 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeCallExpression(0xc82007f4a0, 0xc8205d6390, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:244 +0x9a1 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeExpression(0xc82007f4a0, 0x7f2d2ae59d08, 0xc8205d6390, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:44 +0x98f github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeVariableExpression(0xc82007f4a0, 0xc8205d63c0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:454 +0xec github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatement(0xc82007f4a0, 0x7f2d2ae59e48, 0xc8205d47e0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:103 +0x85a github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatementList(0xc82007f4a0, 0xc820578960, 0x5, 0x5, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:121 +0xe5 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatement(0xc82007f4a0, 0x7f2d2ae59d58, 0xc8205d4680, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:30 +0x517 github.com/robertkrimen/otto.(*_runtime).cmpl_call_nodeFunction(0xc82007f4a0, 0xc820779860, 0xc820bf3260, 0xc8205d2480, 0x5, 0xe96ea0, 0xc8207fb8c0, 0xc820ddd620, 0x1, 0x1, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate.go:61 +0x5e5 github.com/robertkrimen/otto.(*_object).call(0xc820779860, 0x5, 0xe96ea0, 0xc8207fb8c0, 0xc820ddd620, 0x1, 0x1, 0x0, 0xc820381920, 0x0, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/type_function.go:157 +0x2f1 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeCallExpression(0xc82007f4a0, 0xc8205c1350, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:244 +0x9a1 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeExpression(0xc82007f4a0, 0x7f2d2ae59d08, 0xc8205c1350, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:44 +0x98f github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeCallExpression(0xc82007f4a0, 0xc8205c12c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:193 +0xe5f github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeExpression(0xc82007f4a0, 0x7f2d2ae59d08, 0xc8205c12c0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:44 +0x98f github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatement(0xc82007f4a0, 0x7f2d2ae59dd0, 0xc8205c2260, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:86 +0x181 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatementList(0xc82007f4a0, 0xc8205c0f60, 0x3, 0x3, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:121 +0xe5 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatement(0xc82007f4a0, 0x7f2d2ae59d58, 0xc8205bd7a0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:30 +0x517 github.com/robertkrimen/otto.(*_runtime).cmpl_call_nodeFunction(0xc82007f4a0, 0xc82053e0c0, 0xc820bf8b40, 0xc8205be480, 0x5, 0xe96ea0, 0xc8207fbbc0, 0x17a2380, 0x0, 0x0, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate.go:61 +0x5e5 github.com/robertkrimen/otto.(*_object).call(0xc82053e0c0, 0x5, 0xe96ea0, 0xc8207fbbc0, 0x17a2380, 0x0, 0x0, 0x7f2d2ae59a00, 0xc820bf8a20, 0x0, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/type_function.go:157 +0x2f1 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeCallExpression(0xc82007f4a0, 0xc820bf8ab0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:244 +0x9a1 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeExpression(0xc82007f4a0, 0x7f2d2ae59d08, 0xc820bf8ab0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_expression.go:44 +0x98f github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatement(0xc82007f4a0, 0x7f2d283c3408, 0xc820b41f20, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:62 +0x12a8 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeStatementList(0xc82007f4a0, 0xc820b41f10, 0x1, 0x1, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate_statement.go:121 +0xe5 github.com/robertkrimen/otto.(*_runtime).cmpl_evaluate_nodeProgram(0xc82007f4a0, 0xc820360f50, 0xc820c5d900, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/cmpl_evaluate.go:17 +0x2d8 github.com/robertkrimen/otto.(*_runtime).cmpl_runOrEval.func1() /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/runtime.go:480 +0x3a github.com/robertkrimen/otto.catchPanic(0xc820c5da78, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/error.go:243 +0x5c github.com/robertkrimen/otto.(*_runtime).cmpl_runOrEval(0xc82007f4a0, 0xc04300, 0xc820b41e80, 0xc82021c800, 0x0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/runtime.go:481 +0x13c github.com/robertkrimen/otto.(*_runtime).cmpl_run(0xc82007f4a0, 0xc04300, 0xc820b41e80, 0x0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/runtime.go:492 +0x61 github.com/robertkrimen/otto.Otto.Run(0x0, 0xc82007f4a0, 0xc04300, 0xc820b41e80, 0x0, 0x0, 0x0, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/robertkrimen/otto/otto.go:292 +0x5c github.com/ethereum/go-ethereum/jsre.(*JSRE).EvalAndPrettyPrint.func1(0xc82024a2a0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/jsre/jsre.go:275 +0xb9 github.com/ethereum/go-ethereum/jsre.(*JSRE).runEventLoop(0xc8202008a0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/jsre/jsre.go:179 +0xd47 created by github.com/ethereum/go-ethereum/jsre.New /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/jsre/jsre.go:67 +0x139 goroutine 1 [chan receive]: github.com/ethereum/go-ethereum/jsre.(*JSRE).EvalAndPrettyPrint(0xc8202008a0, 0xc820b41e10, 0xf, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/jsre/jsre.go:281 +0x16d main.(*jsre).parseInput(0xc82020c300, 0xc820b41e10, 0xf) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/geth/js.go:421 +0x7a main.(*jsre).interactive(0xc82020c300) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/geth/js.go:392 +0x576 main.attach(0xc8201af900) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/geth/main.go:416 +0x2be github.com/codegangsta/cli.Command.Run(0xebebe0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10052a0, 0x42, 0x0, ...) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/codegangsta/cli/command.go:174 +0x1397 github.com/codegangsta/cli.(*App).Run(0xc8201af680, 0xc82000a0a0, 0x2, 0x2, 0x0, 0x0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/Godeps/_workspace/src/github.com/codegangsta/cli/app.go:187 +0x1135 main.main() /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/geth/main.go:362 +0x53 goroutine 17 [syscall, locked to thread]: runtime.goexit() /usr/lib/go/src/runtime/asm_amd64.s:1696 +0x1 goroutine 5 [select]: github.com/ethereum/go-ethereum/logger.dispatchLoop() /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/logger/sys.go:81 +0x624 created by github.com/ethereum/go-ethereum/logger.init.1 /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/logger/sys.go:60 +0x2b goroutine 6 [chan receive]: github.com/ethereum/go-ethereum/logger/glog.(*loggingT).flushDaemon(0x177ae80) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/logger/glog/glog.go:931 +0x67 created by github.com/ethereum/go-ethereum/logger/glog.init.1 /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/logger/glog/glog.go:460 +0x6f goroutine 8 [syscall]: os/signal.loop() /usr/lib/go/src/os/signal/signal_unix.go:22 +0x18 created by os/signal.init.1 /usr/lib/go/src/os/signal/signal_unix.go:28 +0x37 goroutine 22 [select, locked to thread]: runtime.gopark(0x10f6ea0, 0xc820020728, 0xec4450, 0x6, 0x464418, 0x2) /usr/lib/go/src/runtime/proc.go:185 +0x163 runtime.selectgoImpl(0xc820020728, 0x0, 0x18) /usr/lib/go/src/runtime/select.go:392 +0xa64 runtime.selectgo(0xc820020728) /usr/lib/go/src/runtime/select.go:212 +0x12 runtime.ensureSigM.func1() /usr/lib/go/src/runtime/signal1_unix.go:227 +0x353 runtime.goexit() /usr/lib/go/src/runtime/asm_amd64.s:1696 +0x1 goroutine 23 [chan receive]: main.(*jsre).interactive.func1(0xc820db1a40, 0xc82020c300, 0xc820db19e0) /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/geth/js.go:351 +0x78 created by main.(*jsre).interactive /build/ethereum-9Xgky_/ethereum-1.4.0+892SNAPSHOT20160217125139trusty/obj-x86_64-linux-gnu/src/github.com/ethereum/go-ethereum/cmd/geth/js.go:362 +0x9c