java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 13:38:49,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 13:38:49,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 13:38:49,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 13:38:49,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 13:38:49,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 13:38:49,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 13:38:49,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 13:38:49,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 13:38:49,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 13:38:49,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 13:38:49,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 13:38:49,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 13:38:49,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 13:38:49,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 13:38:49,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 13:38:49,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 13:38:49,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 13:38:49,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 13:38:49,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 13:38:49,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 13:38:49,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 13:38:49,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 13:38:49,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 13:38:49,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-07 13:38:49,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 13:38:49,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 13:38:49,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 13:38:49,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 13:38:49,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 13:38:49,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 13:38:49,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 13:38:49,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 13:38:49,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 13:38:49,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 13:38:49,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 13:38:49,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 13:38:49,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 13:38:49,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 13:38:49,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 13:38:49,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 13:38:49,642 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 13:38:49,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 13:38:49,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 13:38:49,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 13:38:49,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 13:38:49,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 13:38:49,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 13:38:49,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 13:38:49,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 13:38:49,644 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 13:38:49,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 13:38:49,645 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 13:38:49,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 13:38:49,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 13:38:49,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 13:38:49,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 13:38:49,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 13:38:49,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 13:38:49,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 13:38:49,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 13:38:49,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 13:38:49,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 13:38:49,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 13:38:49,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 13:38:49,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 13:38:49,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 13:38:49,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 13:38:49,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 13:38:49,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 13:38:49,936 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 13:38:49,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c [2019-10-07 13:38:50,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a260bc5/f049bf68655c4c64a55545b151a4a465/FLAG4341371b7 [2019-10-07 13:38:50,420 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 13:38:50,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c [2019-10-07 13:38:50,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a260bc5/f049bf68655c4c64a55545b151a4a465/FLAG4341371b7 [2019-10-07 13:38:50,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a260bc5/f049bf68655c4c64a55545b151a4a465 [2019-10-07 13:38:50,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 13:38:50,847 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 13:38:50,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 13:38:50,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 13:38:50,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 13:38:50,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:38:50" (1/1) ... [2019-10-07 13:38:50,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338e2a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:50, skipping insertion in model container [2019-10-07 13:38:50,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:38:50" (1/1) ... [2019-10-07 13:38:50,862 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 13:38:50,880 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 13:38:51,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 13:38:51,043 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 13:38:51,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 13:38:51,070 INFO L192 MainTranslator]: Completed translation [2019-10-07 13:38:51,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51 WrapperNode [2019-10-07 13:38:51,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 13:38:51,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 13:38:51,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 13:38:51,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 13:38:51,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (1/1) ... [2019-10-07 13:38:51,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (1/1) ... [2019-10-07 13:38:51,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (1/1) ... [2019-10-07 13:38:51,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (1/1) ... [2019-10-07 13:38:51,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (1/1) ... [2019-10-07 13:38:51,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (1/1) ... [2019-10-07 13:38:51,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (1/1) ... [2019-10-07 13:38:51,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 13:38:51,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 13:38:51,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 13:38:51,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 13:38:51,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (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 [2019-10-07 13:38:51,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 13:38:51,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 13:38:51,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-07 13:38:51,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 13:38:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 13:38:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 13:38:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-07 13:38:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 13:38:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 13:38:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 13:38:51,573 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 13:38:51,573 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-07 13:38:51,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:38:51 BoogieIcfgContainer [2019-10-07 13:38:51,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 13:38:51,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 13:38:51,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 13:38:51,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 13:38:51,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 01:38:50" (1/3) ... [2019-10-07 13:38:51,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21097a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:38:51, skipping insertion in model container [2019-10-07 13:38:51,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:38:51" (2/3) ... [2019-10-07 13:38:51,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21097a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:38:51, skipping insertion in model container [2019-10-07 13:38:51,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:38:51" (3/3) ... [2019-10-07 13:38:51,584 INFO L109 eAbstractionObserver]: Analyzing ICFG mod3.c [2019-10-07 13:38:51,594 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 13:38:51,601 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 13:38:51,615 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 13:38:51,640 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 13:38:51,640 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 13:38:51,640 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 13:38:51,640 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 13:38:51,641 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 13:38:51,641 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 13:38:51,641 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 13:38:51,641 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 13:38:51,656 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2019-10-07 13:38:51,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-07 13:38:51,660 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:38:51,661 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:38:51,663 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:38:51,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:38:51,667 INFO L82 PathProgramCache]: Analyzing trace with hash 271538127, now seen corresponding path program 1 times [2019-10-07 13:38:51,674 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:38:51,674 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:38:51,674 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:38:51,674 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:38:51,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:38:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:38:51,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 13:38:51,764 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:38:51,765 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:38:51,765 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 13:38:51,769 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 13:38:51,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 13:38:51,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 13:38:51,785 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2019-10-07 13:38:51,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:38:51,807 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2019-10-07 13:38:51,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 13:38:51,809 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-10-07 13:38:51,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:38:51,817 INFO L225 Difference]: With dead ends: 31 [2019-10-07 13:38:51,817 INFO L226 Difference]: Without dead ends: 13 [2019-10-07 13:38:51,820 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 13:38:51,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2019-10-07 13:38:51,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2019-10-07 13:38:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-10-07 13:38:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2019-10-07 13:38:51,858 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2019-10-07 13:38:51,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:38:51,859 INFO L462 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2019-10-07 13:38:51,859 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 13:38:51,859 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2019-10-07 13:38:51,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-10-07 13:38:51,861 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:38:51,862 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:38:51,863 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:38:51,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:38:51,864 INFO L82 PathProgramCache]: Analyzing trace with hash 183026044, now seen corresponding path program 1 times [2019-10-07 13:38:51,865 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:38:51,865 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:38:51,866 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:38:51,866 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:38:51,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:38:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:38:52,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 13:38:52,026 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:38:52,027 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:38:52,027 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:38:52,030 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:38:52,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:38:52,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:38:52,031 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 3 states. [2019-10-07 13:38:52,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:38:52,049 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2019-10-07 13:38:52,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:38:52,051 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-10-07 13:38:52,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:38:52,052 INFO L225 Difference]: With dead ends: 21 [2019-10-07 13:38:52,052 INFO L226 Difference]: Without dead ends: 15 [2019-10-07 13:38:52,053 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:38:52,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2019-10-07 13:38:52,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2019-10-07 13:38:52,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2019-10-07 13:38:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2019-10-07 13:38:52,059 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 12 [2019-10-07 13:38:52,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:38:52,060 INFO L462 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2019-10-07 13:38:52,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:38:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2019-10-07 13:38:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-07 13:38:52,061 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:38:52,061 INFO L385 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:38:52,061 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:38:52,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:38:52,062 INFO L82 PathProgramCache]: Analyzing trace with hash -99000317, now seen corresponding path program 1 times [2019-10-07 13:38:52,062 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:38:52,063 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:38:52,063 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:38:52,063 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:38:52,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:38:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:38:52,564 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 25 [2019-10-07 13:38:52,698 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-10-07 13:38:52,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 13:38:52,723 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:38:52,723 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:38:52,723 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 13:38:52,724 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 13:38:52,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 13:38:52,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-07 13:38:52,725 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 6 states. [2019-10-07 13:38:52,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:38:52,772 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2019-10-07 13:38:52,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 13:38:52,772 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2019-10-07 13:38:52,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:38:52,773 INFO L225 Difference]: With dead ends: 15 [2019-10-07 13:38:52,773 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 13:38:52,774 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-07 13:38:52,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 13:38:52,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 13:38:52,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 13:38:52,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 13:38:52,775 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-10-07 13:38:52,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:38:52,776 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 13:38:52,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 13:38:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 13:38:52,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 13:38:52,782 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 13:38:52,818 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2019-10-07 13:38:52,819 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 13:38:52,819 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 13:38:52,819 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-07 13:38:52,819 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 13:38:52,819 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 13:38:52,820 INFO L439 ceAbstractionStarter]: At program point L31(line 31) the Hoare annotation is: (<= main_~x~0 (let ((.cse2 (div main_~x~0 4294967296))) (let ((.cse0 (* (- 4294967296) .cse2))) (let ((.cse1 (div (+ main_~x~0 .cse0) 3))) (+ (* 4294967296 (div (+ main_~x~0 .cse0 (* (- 3) .cse1)) 4294967296)) (* 4294967296 .cse2) (* 3 .cse1)))))) [2019-10-07 13:38:52,820 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 12 33) no Hoare annotation was computed. [2019-10-07 13:38:52,820 INFO L439 ceAbstractionStarter]: At program point L23-2(lines 16 29) the Hoare annotation is: (or (and (<= (div main_~y~0 4294967296) 0) (<= 1 main_~y~0)) (<= main_~x~0 (let ((.cse2 (div main_~x~0 4294967296))) (let ((.cse0 (* (- 4294967296) .cse2))) (let ((.cse1 (div (+ main_~x~0 .cse0) 3))) (+ (* 4294967296 (div (+ main_~x~0 .cse0 (* (- 3) .cse1)) 4294967296)) (* 4294967296 .cse2) (* 3 .cse1))))))) [2019-10-07 13:38:52,820 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 31) no Hoare annotation was computed. [2019-10-07 13:38:52,820 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 12 33) the Hoare annotation is: true [2019-10-07 13:38:52,820 INFO L443 ceAbstractionStarter]: For program point L16-1(lines 16 29) no Hoare annotation was computed. [2019-10-07 13:38:52,821 INFO L443 ceAbstractionStarter]: For program point L16-3(lines 12 33) no Hoare annotation was computed. [2019-10-07 13:38:52,821 INFO L446 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 6 10) the Hoare annotation is: true [2019-10-07 13:38:52,821 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-10-07 13:38:52,821 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 6 10) no Hoare annotation was computed. [2019-10-07 13:38:52,821 INFO L443 ceAbstractionStarter]: For program point L8(line 8) no Hoare annotation was computed. [2019-10-07 13:38:52,821 INFO L443 ceAbstractionStarter]: For program point L7(lines 7 8) no Hoare annotation was computed. [2019-10-07 13:38:52,822 INFO L443 ceAbstractionStarter]: For program point L7-2(lines 6 10) no Hoare annotation was computed. [2019-10-07 13:38:52,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 01:38:52 BoogieIcfgContainer [2019-10-07 13:38:52,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 13:38:52,839 INFO L168 Benchmark]: Toolchain (without parser) took 1991.56 ms. Allocated memory was 145.8 MB in the beginning and 235.9 MB in the end (delta: 90.2 MB). Free memory was 103.5 MB in the beginning and 193.5 MB in the end (delta: -90.0 MB). Peak memory consumption was 210.3 kB. Max. memory is 7.1 GB. [2019-10-07 13:38:52,840 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-07 13:38:52,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.72 ms. Allocated memory is still 145.8 MB. Free memory was 103.3 MB in the beginning and 93.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-10-07 13:38:52,842 INFO L168 Benchmark]: Boogie Preprocessor took 113.03 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 93.9 MB in the beginning and 180.5 MB in the end (delta: -86.7 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-10-07 13:38:52,843 INFO L168 Benchmark]: RCFGBuilder took 390.20 ms. Allocated memory is still 202.4 MB. Free memory was 180.5 MB in the beginning and 163.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-10-07 13:38:52,844 INFO L168 Benchmark]: TraceAbstraction took 1258.41 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 163.2 MB in the beginning and 193.5 MB in the end (delta: -30.2 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-10-07 13:38:52,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 222.72 ms. Allocated memory is still 145.8 MB. Free memory was 103.3 MB in the beginning and 93.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.03 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 93.9 MB in the beginning and 180.5 MB in the end (delta: -86.7 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 390.20 ms. Allocated memory is still 202.4 MB. Free memory was 180.5 MB in the beginning and 163.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1258.41 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 163.2 MB in the beginning and 193.5 MB in the end (delta: -30.2 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: (y / 4294967296 <= 0 && 1 <= y) || x <= 4294967296 * ((x + -4294967296 * (x / 4294967296) + -3 * ((x + -4294967296 * (x / 4294967296)) / 3)) / 4294967296) + 4294967296 * (x / 4294967296) + 3 * ((x + -4294967296 * (x / 4294967296)) / 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 19 locations, 1 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 41 SDtfs, 2 SDslu, 37 SDs, 0 SdLazy, 13 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 9 PreInvPairs, 11 NumberOfFragments, 97 HoareAnnotationTreeSize, 9 FomulaSimplifications, 60 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 3202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...