./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-sets/test_mutex_double_lock_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/ldv-sets/test_mutex_double_lock_false-unreach-call_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad29ac750d7eee43ee0f4c2b7f90b5e7c26b142d ........................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:52:21,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:52:21,116 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:52:21,129 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:52:21,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:52:21,131 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:52:21,132 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:52:21,134 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:52:21,136 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:52:21,137 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:52:21,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:52:21,138 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:52:21,139 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:52:21,141 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:52:21,142 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:52:21,142 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:52:21,144 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:52:21,146 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:52:21,148 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:52:21,150 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:52:21,152 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:52:21,153 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:52:21,156 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:52:21,156 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:52:21,156 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:52:21,157 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:52:21,158 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:52:21,160 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:52:21,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:52:21,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:52:21,162 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:52:21,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:52:21,163 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:52:21,163 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:52:21,165 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:52:21,166 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:52:21,166 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 04:52:21,182 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:52:21,182 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:52:21,183 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:52:21,184 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:52:21,184 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:52:21,184 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:52:21,185 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:52:21,185 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 04:52:21,185 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:52:21,185 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:52:21,185 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:52:21,185 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:52:21,186 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:52:21,186 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:52:21,186 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:52:21,186 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:52:21,186 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:52:21,188 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:52:21,188 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:52:21,188 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:52:21,189 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:52:21,189 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:52:21,189 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:52:21,189 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:52:21,190 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:52:21,190 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 04:52:21,190 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:52:21,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 04:52:21,190 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad29ac750d7eee43ee0f4c2b7f90b5e7c26b142d [2018-12-31 04:52:21,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:52:21,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:52:21,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:52:21,247 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:52:21,247 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:52:21,248 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-sets/test_mutex_double_lock_false-unreach-call_true-termination.i [2018-12-31 04:52:21,311 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2623b3fdb/aacbd7896b1b42d9bc4ecbff366ea54c/FLAG56721c20f [2018-12-31 04:52:21,907 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:52:21,907 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-sets/test_mutex_double_lock_false-unreach-call_true-termination.i [2018-12-31 04:52:21,924 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2623b3fdb/aacbd7896b1b42d9bc4ecbff366ea54c/FLAG56721c20f [2018-12-31 04:52:22,139 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2623b3fdb/aacbd7896b1b42d9bc4ecbff366ea54c [2018-12-31 04:52:22,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:52:22,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:52:22,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:52:22,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:52:22,157 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:52:22,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:22,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5652e022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22, skipping insertion in model container [2018-12-31 04:52:22,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:22,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:52:22,250 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:52:22,663 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:52:22,682 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:52:22,853 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:52:22,918 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:52:22,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22 WrapperNode [2018-12-31 04:52:22,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:52:22,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:52:22,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:52:22,920 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:52:22,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:22,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:52:23,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:52:23,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:52:23,002 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:52:23,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (1/1) ... [2018-12-31 04:52:23,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:52:23,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:52:23,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:52:23,061 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:52:23,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (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 [2018-12-31 04:52:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2018-12-31 04:52:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-31 04:52:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:52:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-31 04:52:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:52:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-31 04:52:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:52:23,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:52:24,263 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:52:24,263 INFO L280 CfgBuilder]: Removed 74 assue(true) statements. [2018-12-31 04:52:24,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:52:24 BoogieIcfgContainer [2018-12-31 04:52:24,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:52:24,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:52:24,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:52:24,272 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:52:24,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:52:22" (1/3) ... [2018-12-31 04:52:24,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75b9dc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:52:24, skipping insertion in model container [2018-12-31 04:52:24,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:52:22" (2/3) ... [2018-12-31 04:52:24,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75b9dc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:52:24, skipping insertion in model container [2018-12-31 04:52:24,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:52:24" (3/3) ... [2018-12-31 04:52:24,281 INFO L112 eAbstractionObserver]: Analyzing ICFG test_mutex_double_lock_false-unreach-call_true-termination.i [2018-12-31 04:52:24,293 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:52:24,305 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-12-31 04:52:24,323 INFO L257 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2018-12-31 04:52:24,354 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:52:24,355 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:52:24,355 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:52:24,355 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:52:24,355 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:52:24,355 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:52:24,355 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:52:24,356 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:52:24,356 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:52:24,374 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2018-12-31 04:52:24,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-31 04:52:24,381 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:52:24,382 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:52:24,385 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:52:24,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:52:24,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1461126984, now seen corresponding path program 1 times [2018-12-31 04:52:24,394 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:52:24,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:52:24,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:52:24,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:52:24,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:52:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:52:24,926 WARN L181 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 12 [2018-12-31 04:52:24,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:52:24,934 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:52:24,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:52:24,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 04:52:24,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 04:52:24,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 04:52:24,956 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 4 states. [2018-12-31 04:52:25,172 WARN L181 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-12-31 04:52:26,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:52:26,075 INFO L93 Difference]: Finished difference Result 219 states and 301 transitions. [2018-12-31 04:52:26,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 04:52:26,080 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-12-31 04:52:26,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:52:26,099 INFO L225 Difference]: With dead ends: 219 [2018-12-31 04:52:26,099 INFO L226 Difference]: Without dead ends: 132 [2018-12-31 04:52:26,103 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 04:52:26,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-12-31 04:52:26,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 93. [2018-12-31 04:52:26,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-12-31 04:52:26,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 111 transitions. [2018-12-31 04:52:26,154 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 111 transitions. Word has length 10 [2018-12-31 04:52:26,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:52:26,154 INFO L480 AbstractCegarLoop]: Abstraction has 93 states and 111 transitions. [2018-12-31 04:52:26,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 04:52:26,155 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2018-12-31 04:52:26,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-31 04:52:26,155 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:52:26,155 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:52:26,156 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:52:26,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:52:26,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1462735698, now seen corresponding path program 1 times [2018-12-31 04:52:26,157 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:52:26,157 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:52:26,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:52:26,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:52:26,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:52:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:52:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:52:26,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:52:26,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 04:52:26,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 04:52:26,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 04:52:26,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 04:52:26,280 INFO L87 Difference]: Start difference. First operand 93 states and 111 transitions. Second operand 4 states. [2018-12-31 04:52:26,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:52:26,402 INFO L93 Difference]: Finished difference Result 130 states and 152 transitions. [2018-12-31 04:52:26,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 04:52:26,403 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-12-31 04:52:26,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:52:26,405 INFO L225 Difference]: With dead ends: 130 [2018-12-31 04:52:26,405 INFO L226 Difference]: Without dead ends: 126 [2018-12-31 04:52:26,406 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 04:52:26,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-12-31 04:52:26,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 93. [2018-12-31 04:52:26,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-12-31 04:52:26,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 110 transitions. [2018-12-31 04:52:26,421 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 110 transitions. Word has length 10 [2018-12-31 04:52:26,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:52:26,421 INFO L480 AbstractCegarLoop]: Abstraction has 93 states and 110 transitions. [2018-12-31 04:52:26,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 04:52:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2018-12-31 04:52:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 04:52:26,422 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:52:26,423 INFO L402 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] [2018-12-31 04:52:26,423 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:52:26,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:52:26,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1319711700, now seen corresponding path program 1 times [2018-12-31 04:52:26,424 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:52:26,424 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:52:26,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:52:26,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:52:26,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:52:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:52:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:52:26,662 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 04:52:26,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:52:26 BoogieIcfgContainer [2018-12-31 04:52:26,743 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:52:26,744 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:52:26,744 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:52:26,744 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:52:26,745 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:52:24" (3/4) ... [2018-12-31 04:52:26,747 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-31 04:52:26,831 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 04:52:26,831 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:52:26,832 INFO L168 Benchmark]: Toolchain (without parser) took 4687.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 976.7 MB in the end (delta: -32.0 MB). Peak memory consumption was 112.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:52:26,833 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:52:26,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:52:26,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:52:26,842 INFO L168 Benchmark]: Boogie Preprocessor took 58.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:52:26,843 INFO L168 Benchmark]: RCFGBuilder took 1205.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2018-12-31 04:52:26,847 INFO L168 Benchmark]: TraceAbstraction took 2476.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.4 MB in the end (delta: 81.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 11.5 GB. [2018-12-31 04:52:26,847 INFO L168 Benchmark]: Witness Printer took 87.71 ms. Allocated memory is still 1.2 GB. Free memory was 983.4 MB in the beginning and 976.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:52:26,855 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 770.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1205.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2476.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.4 MB in the end (delta: 81.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 11.5 GB. * Witness Printer took 87.71 ms. Allocated memory is still 1.2 GB. Free memory was 983.4 MB in the beginning and 976.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 656]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L652] struct ldv_list_head mutexes = { &(mutexes), &(mutexes) }; VAL [mutexes={-3:0}] [L563] void *ptr = malloc(size); [L565] return ptr; VAL [mutexes={-3:0}] [L669] struct mutex *m1 = ldv_successful_malloc(sizeof(struct mutex)); [L563] void *ptr = malloc(size); [L565] return ptr; VAL [mutexes={-3:0}] [L670] struct mutex *m2 = ldv_successful_malloc(sizeof(struct mutex)); [L641] struct ldv_list_element *m; [L642] EXPR (s)->next [L642] const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); [L642] m = ({ const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); (typeof(*m) *)( (char *)__mptr - ((size_t) &((typeof(*m) *)0)->list) );}) VAL [mutexes={-3:0}] [L642] COND FALSE !(&m->list != (s)) VAL [mutexes={-3:0}] [L647] return 0; VAL [mutexes={-3:0}] [L656] COND FALSE !(ldv_is_in_set(m, &mutexes)) [L641] struct ldv_list_element *m; [L642] EXPR (s)->next [L642] const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); [L642] m = ({ const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); (typeof(*m) *)( (char *)__mptr - ((size_t) &((typeof(*m) *)0)->list) );}) VAL [mutexes={-3:0}] [L642] COND FALSE !(&m->list != (s)) VAL [mutexes={-3:0}] [L647] return 0; VAL [mutexes={-3:0}] [L623] COND TRUE !ldv_is_in_set(new, s) [L624] struct ldv_list_element *le; [L563] void *ptr = malloc(size); [L565] return ptr; VAL [mutexes={-3:0}] [L625] le = (struct ldv_list_element*)ldv_successful_malloc(sizeof(struct ldv_list_element)) [L626] le->e = new [L595] head->next [L583] next->prev = new [L584] new->next = next [L585] new->prev = prev [L586] prev->next = new VAL [mutexes={-3:0}] [L641] struct ldv_list_element *m; [L642] EXPR (s)->next [L642] const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); [L642] m = ({ const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); (typeof(*m) *)( (char *)__mptr - ((size_t) &((typeof(*m) *)0)->list) );}) VAL [mutexes={-3:0}] [L642] COND TRUE &m->list != (s) [L643] EXPR m->e VAL [mutexes={-3:0}] [L643] COND TRUE m->e == e [L644] return 1; VAL [mutexes={-3:0}] [L656] COND TRUE ldv_is_in_set(m, &mutexes) [L656] __VERIFIER_error() VAL [mutexes={-3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 80 locations, 5 error locations. UNSAFE Result, 2.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 141 SDtfs, 173 SDslu, 247 SDs, 0 SdLazy, 99 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 72 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 1035 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...