java -Xss4m -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem08_label26_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-71425fa [2018-07-22 01:20:04,049 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-22 01:20:04,052 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-22 01:20:04,064 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-22 01:20:04,065 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-22 01:20:04,066 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-22 01:20:04,067 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-22 01:20:04,073 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-22 01:20:04,077 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-22 01:20:04,078 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-22 01:20:04,079 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-22 01:20:04,079 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-22 01:20:04,081 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-22 01:20:04,082 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-22 01:20:04,084 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-22 01:20:04,084 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-22 01:20:04,088 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-22 01:20:04,090 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-22 01:20:04,092 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-22 01:20:04,094 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-22 01:20:04,095 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-22 01:20:04,096 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-22 01:20:04,098 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-22 01:20:04,098 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-22 01:20:04,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-22 01:20:04,099 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-22 01:20:04,100 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-22 01:20:04,101 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-22 01:20:04,102 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-22 01:20:04,103 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-22 01:20:04,103 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-22 01:20:04,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-22 01:20:04,104 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-22 01:20:04,104 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-22 01:20:04,105 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-22 01:20:04,105 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-22 01:20:04,106 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-07-22 01:20:04,128 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-22 01:20:04,128 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-22 01:20:04,129 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-22 01:20:04,129 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-22 01:20:04,130 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-22 01:20:04,130 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-22 01:20:04,130 INFO L133 SettingsManager]: * Use SBE=true [2018-07-22 01:20:04,130 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-22 01:20:04,131 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-22 01:20:04,131 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-22 01:20:04,131 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-22 01:20:04,131 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-22 01:20:04,131 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-22 01:20:04,131 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-22 01:20:04,132 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-22 01:20:04,132 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-22 01:20:04,132 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-22 01:20:04,132 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-22 01:20:04,132 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-22 01:20:04,133 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-22 01:20:04,133 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-22 01:20:04,133 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-22 01:20:04,133 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-22 01:20:04,133 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-22 01:20:04,134 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-22 01:20:04,134 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-22 01:20:04,134 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-22 01:20:04,134 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-22 01:20:04,134 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-22 01:20:04,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-22 01:20:04,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-22 01:20:04,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-22 01:20:04,201 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-22 01:20:04,201 INFO L276 PluginConnector]: CDTParser initialized [2018-07-22 01:20:04,202 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label26_false-unreach-call.c [2018-07-22 01:20:04,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0b0572c/fa4cf4c5eeb14b4085062f727fdd4d20/FLAGcd83d814a [2018-07-22 01:20:08,445 INFO L276 CDTParser]: Found 1 translation units. [2018-07-22 01:20:08,446 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label26_false-unreach-call.c [2018-07-22 01:20:08,680 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0b0572c/fa4cf4c5eeb14b4085062f727fdd4d20/FLAGcd83d814a [2018-07-22 01:20:08,693 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0b0572c/fa4cf4c5eeb14b4085062f727fdd4d20 [2018-07-22 01:20:08,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-22 01:20:08,710 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-22 01:20:08,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-22 01:20:08,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-22 01:20:08,720 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-22 01:20:08,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:20:08" (1/1) ... [2018-07-22 01:20:08,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@440fd832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:08, skipping insertion in model container [2018-07-22 01:20:08,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:20:08" (1/1) ... [2018-07-22 01:20:10,785 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-22 01:20:31,866 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-22 01:20:31,884 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-22 01:20:51,005 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-22 01:20:57,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57 WrapperNode [2018-07-22 01:20:57,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-22 01:20:57,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-22 01:20:57,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-22 01:20:57,732 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-22 01:20:57,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:20:58,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:02,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-22 01:21:02,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-22 01:21:02,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-22 01:21:02,501 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-22 01:21:02,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:02,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:02,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:02,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:18,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:18,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:19,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... [2018-07-22 01:21:22,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-22 01:21:22,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-22 01:21:22,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-22 01:21:22,079 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-22 01:21:22,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (1/1) ... No working directory specified, using /storage/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 [2018-07-22 01:21:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-22 01:21:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-22 01:21:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-22 01:22:59,658 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-22 01:22:59,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:22:59 BoogieIcfgContainer [2018-07-22 01:22:59,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-22 01:22:59,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-22 01:22:59,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-22 01:22:59,664 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-22 01:22:59,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 01:20:08" (1/3) ... [2018-07-22 01:22:59,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fdca99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 01:22:59, skipping insertion in model container [2018-07-22 01:22:59,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:20:57" (2/3) ... [2018-07-22 01:22:59,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fdca99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 01:22:59, skipping insertion in model container [2018-07-22 01:22:59,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:22:59" (3/3) ... [2018-07-22 01:22:59,668 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem08_label26_false-unreach-call.c [2018-07-22 01:22:59,675 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-22 01:22:59,688 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-22 01:22:59,822 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-22 01:22:59,823 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-22 01:22:59,823 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-22 01:22:59,823 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-22 01:22:59,824 INFO L376 AbstractCegarLoop]: Backedges is TWOTRACK [2018-07-22 01:22:59,824 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-22 01:22:59,824 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-22 01:22:59,824 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-22 01:22:59,824 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-22 01:23:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 23216 states. [2018-07-22 01:23:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17877 [2018-07-22 01:23:04,634 INFO L350 BasicCegarLoop]: Found error trace [2018-07-22 01:23:04,646 INFO L358 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, 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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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-22 01:23:04,652 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-22 01:23:04,666 INFO L82 PathProgramCache]: Analyzing trace with hash -311816713, now seen corresponding path program 1 times [2018-07-22 01:23:04,668 INFO L219 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-22 01:23:04,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-22 01:23:04,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-22 01:23:04,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-22 01:23:04,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-22 01:23:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown