java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem06_label51_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 09:20:31,234 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 09:20:31,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 09:20:31,252 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 09:20:31,253 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 09:20:31,254 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 09:20:31,255 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 09:20:31,258 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 09:20:31,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 09:20:31,266 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 09:20:31,267 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 09:20:31,267 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 09:20:31,274 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 09:20:31,275 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 09:20:31,276 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 09:20:31,277 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 09:20:31,281 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 09:20:31,283 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 09:20:31,288 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 09:20:31,289 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 09:20:31,293 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 09:20:31,294 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 09:20:31,301 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 09:20:31,302 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 09:20:31,302 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 09:20:31,304 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 09:20:31,305 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 09:20:31,306 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 09:20:31,307 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 09:20:31,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 09:20:31,308 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 09:20:31,310 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 09:20:31,311 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 09:20:31,311 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 09:20:31,312 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 09:20:31,312 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 09:20:31,313 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-19 09:20:31,345 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 09:20:31,346 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 09:20:31,350 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 09:20:31,351 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 09:20:31,351 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 09:20:31,351 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 09:20:31,351 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-19 09:20:31,351 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 09:20:31,352 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-19 09:20:31,352 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 09:20:31,352 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 09:20:31,352 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 09:20:31,352 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-19 09:20:31,353 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 09:20:31,354 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 09:20:31,354 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 09:20:31,354 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 09:20:31,354 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 09:20:31,354 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 09:20:31,355 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 09:20:31,355 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 09:20:31,355 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 09:20:31,355 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 09:20:31,358 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 09:20:31,358 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 09:20:31,358 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 09:20:31,358 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 09:20:31,358 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 09:20:31,359 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 09:20:31,359 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 09:20:31,359 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 09:20:31,359 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 09:20:31,359 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 09:20:31,359 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 09:20:31,360 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 09:20:31,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 09:20:31,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 09:20:31,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 09:20:31,441 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 09:20:31,442 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 09:20:31,443 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem06_label51_true-unreach-call.c [2018-09-19 09:20:31,819 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2235137fa/2b9508661e814c338120bb5ae46c027a/FLAG702144ee0 [2018-09-19 09:20:32,417 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 09:20:32,418 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem06_label51_true-unreach-call.c [2018-09-19 09:20:32,475 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2235137fa/2b9508661e814c338120bb5ae46c027a/FLAG702144ee0 [2018-09-19 09:20:32,500 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2235137fa/2b9508661e814c338120bb5ae46c027a [2018-09-19 09:20:32,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 09:20:32,519 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 09:20:32,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 09:20:32,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 09:20:32,528 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 09:20:32,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:20:32" (1/1) ... [2018-09-19 09:20:32,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cf409d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:32, skipping insertion in model container [2018-09-19 09:20:32,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:20:32" (1/1) ... [2018-09-19 09:20:32,546 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 09:20:34,631 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 09:20:34,651 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 09:20:35,891 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 09:20:36,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36 WrapperNode [2018-09-19 09:20:36,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 09:20:36,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 09:20:36,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 09:20:36,167 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 09:20:36,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:36,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:36,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 09:20:36,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 09:20:36,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 09:20:36,372 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 09:20:37,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:37,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:37,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:37,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:37,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:37,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:37,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... [2018-09-19 09:20:37,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 09:20:37,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 09:20:37,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 09:20:37,515 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 09:20:37,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 09:20:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 09:20:37,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 09:20:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-09-19 09:20:37,595 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-09-19 09:20:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-09-19 09:20:37,595 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-09-19 09:20:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-09-19 09:20:37,595 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-09-19 09:20:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-09-19 09:20:37,596 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-09-19 09:20:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 09:20:37,596 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 09:20:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 09:20:37,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 09:20:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 09:20:37,598 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 09:20:51,182 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 09:20:51,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:20:51 BoogieIcfgContainer [2018-09-19 09:20:51,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 09:20:51,184 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 09:20:51,185 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 09:20:51,188 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 09:20:51,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 09:20:32" (1/3) ... [2018-09-19 09:20:51,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ded149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 09:20:51, skipping insertion in model container [2018-09-19 09:20:51,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:20:36" (2/3) ... [2018-09-19 09:20:51,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ded149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 09:20:51, skipping insertion in model container [2018-09-19 09:20:51,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:20:51" (3/3) ... [2018-09-19 09:20:51,192 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem06_label51_true-unreach-call.c [2018-09-19 09:20:51,202 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 09:20:51,215 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 09:20:51,286 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 09:20:51,286 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 09:20:51,287 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 09:20:51,287 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 09:20:51,287 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 09:20:51,287 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 09:20:51,287 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 09:20:51,287 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 09:20:51,287 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 09:20:51,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states. [2018-09-19 09:20:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 997 [2018-09-19 09:20:51,410 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 09:20:51,413 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 09:20:51,415 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_output5Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 09:20:51,422 INFO L82 PathProgramCache]: Analyzing trace with hash -800583800, now seen corresponding path program 1 times [2018-09-19 09:20:51,425 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 09:20:51,428 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 997 with the following transitions: [2018-09-19 09:20:51,439 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [17], [28], [32], [36], [40], [51], [55], [59], [63], [67], [71], [82], [86], [90], [101], [105], [109], [113], [117], [121], [125], [129], [133], [137], [141], [145], [149], [153], [157], [161], [165], [169], [173], [177], [181], [185], [189], [193], 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[4750], [4754], [4758], [4762], [4766], [4770], [4774], [4778], [4782], [4786], [4790], [4794], [4798], [4802], [4806], [4810], [4814], [4818], [4822], [4826], [4830], [4834], [4845], [4856], [4860], [4864], [4868], [4872], [4876], [4880], [4884], [4888], [4899], [4903], [4907], [4911], [4922], [4933], [4937], [4941], [4945], [4949], [4960], [4964], [4968], [4972], [4976], [4980], [4984], [4988], [4999], [5003], [5007], [5014], [5018], [5024], [5028], [5035], [5037], [5039], [5041], [5043], [5044], [5045], [5047] [2018-09-19 09:20:51,608 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-19 09:20:51,608 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=1) Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown