java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem09_label57_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 13:57:17,238 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 13:57:17,240 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 13:57:17,253 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 13:57:17,253 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 13:57:17,254 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 13:57:17,255 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 13:57:17,257 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 13:57:17,259 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 13:57:17,260 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 13:57:17,261 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 13:57:17,262 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 13:57:17,263 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 13:57:17,264 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 13:57:17,265 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 13:57:17,266 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 13:57:17,267 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 13:57:17,269 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 13:57:17,271 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 13:57:17,276 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 13:57:17,277 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 13:57:17,281 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 13:57:17,285 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 13:57:17,286 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 13:57:17,286 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 13:57:17,289 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 13:57:17,290 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 13:57:17,291 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 13:57:17,295 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 13:57:17,296 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 13:57:17,296 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 13:57:17,298 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 13:57:17,299 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 13:57:17,299 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 13:57:17,301 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 13:57:17,302 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 13:57:17,302 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 13:57:17,333 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 13:57:17,333 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 13:57:17,334 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 13:57:17,335 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 13:57:17,335 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 13:57:17,335 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 13:57:17,336 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 13:57:17,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 13:57:17,336 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 13:57:17,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 13:57:17,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 13:57:17,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 13:57:17,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 13:57:17,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 13:57:17,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 13:57:17,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 13:57:17,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 13:57:17,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 13:57:17,338 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 13:57:17,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 13:57:17,339 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 13:57:17,339 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 13:57:17,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 13:57:17,339 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 13:57:17,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 13:57:17,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 13:57:17,340 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 13:57:17,340 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 13:57:17,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 13:57:17,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 13:57:17,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 13:57:17,426 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 13:57:17,426 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 13:57:17,427 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem09_label57_false-unreach-call.c [2018-10-24 13:57:17,493 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3a1c1d6f2/a80bcece1054456eb905612134b81f29/FLAGebbdd178c [2018-10-24 13:57:20,606 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 13:57:20,608 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem09_label57_false-unreach-call.c [2018-10-24 13:57:20,917 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3a1c1d6f2/a80bcece1054456eb905612134b81f29/FLAGebbdd178c [2018-10-24 13:57:20,937 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3a1c1d6f2/a80bcece1054456eb905612134b81f29 [2018-10-24 13:57:20,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 13:57:20,952 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 13:57:20,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 13:57:20,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 13:57:20,958 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 13:57:20,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:57:20" (1/1) ... [2018-10-24 13:57:20,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769a0e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:20, skipping insertion in model container [2018-10-24 13:57:20,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:57:20" (1/1) ... [2018-10-24 13:57:20,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 13:57:22,892 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 13:57:52,029 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 13:57:52,034 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 13:58:04,860 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 13:58:08,940 INFO L193 MainTranslator]: Completed translation [2018-10-24 13:58:08,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08 WrapperNode [2018-10-24 13:58:08,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 13:58:08,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 13:58:08,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 13:58:08,942 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 13:58:08,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:09,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:23,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 13:58:23,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 13:58:23,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 13:58:23,449 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 13:58:23,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:23,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:23,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:23,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:25,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:25,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:27,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... [2018-10-24 13:58:27,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 13:58:27,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 13:58:27,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 13:58:27,873 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 13:58:27,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 13:58:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 13:58:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 13:58:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 14:00:00,934 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 14:00:00,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:00:00 BoogieIcfgContainer [2018-10-24 14:00:00,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 14:00:00,937 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 14:00:00,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 14:00:00,940 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 14:00:00,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:57:20" (1/3) ... [2018-10-24 14:00:00,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232432e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:00:00, skipping insertion in model container [2018-10-24 14:00:00,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:58:08" (2/3) ... [2018-10-24 14:00:00,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232432e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:00:00, skipping insertion in model container [2018-10-24 14:00:00,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:00:00" (3/3) ... [2018-10-24 14:00:00,947 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem09_label57_false-unreach-call.c [2018-10-24 14:00:00,956 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 14:00:00,973 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 14:00:00,988 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 14:00:01,099 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 14:00:01,100 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 14:00:01,100 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 14:00:01,100 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 14:00:01,100 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 14:00:01,100 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 14:00:01,100 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 14:00:01,100 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 14:00:01,100 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 14:00:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 20357 states. [2018-10-24 14:00:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16469 [2018-10-24 14:00:04,259 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:00:04,273 INFO L375 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] [2018-10-24 14:00:04,278 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:00:04,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:00:04,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1465175508, now seen corresponding path program 1 times [2018-10-24 14:00:04,299 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:00:04,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:00:04,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:00:04,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:00:04,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:00:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown