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-lit/jm2006.c.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:59:18,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:59:18,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:59:18,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:59:18,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:59:18,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:59:18,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:59:18,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:59:18,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:59:18,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:59:18,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:59:18,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:59:18,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:59:18,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:59:18,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:59:18,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:59:18,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:59:18,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:59:18,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:59:18,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:59:18,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:59:18,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:59:18,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:59:18,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:59:18,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 22:59:18,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:59:18,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:59:18,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:59:18,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:59:18,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:59:18,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:59:18,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:59:18,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:59:18,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:59:18,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:59:18,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:59:18,588 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 [2019-10-13 22:59:18,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:59:18,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:59:18,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:59:18,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:59:18,609 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:59:18,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:59:18,609 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:59:18,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:59:18,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:59:18,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:59:18,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:59:18,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:59:18,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:59:18,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:59:18,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:59:18,611 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:59:18,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:59:18,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:59:18,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:59:18,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:59:18,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:59:18,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:59:18,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:59:18,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:59:18,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:59:18,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:59:18,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:59:18,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:59:18,618 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 [2019-10-13 22:59:18,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:59:18,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:59:18,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:59:18,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:59:18,888 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:59:18,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-10-13 22:59:18,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/587554101/9c21a2effaaf470e9c65e5b5a5bbb426/FLAG3a0b525ec [2019-10-13 22:59:19,363 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:59:19,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-10-13 22:59:19,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/587554101/9c21a2effaaf470e9c65e5b5a5bbb426/FLAG3a0b525ec [2019-10-13 22:59:19,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/587554101/9c21a2effaaf470e9c65e5b5a5bbb426 [2019-10-13 22:59:19,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:59:19,737 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:59:19,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:59:19,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:59:19,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:59:19,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:59:19" (1/1) ... [2019-10-13 22:59:19,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3058475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:19, skipping insertion in model container [2019-10-13 22:59:19,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:59:19" (1/1) ... [2019-10-13 22:59:19,757 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:59:19,779 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:59:19,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:59:19,972 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:59:19,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:59:20,012 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:59:20,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20 WrapperNode [2019-10-13 22:59:20,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:59:20,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:59:20,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:59:20,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:59:20,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (1/1) ... [2019-10-13 22:59:20,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (1/1) ... [2019-10-13 22:59:20,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (1/1) ... [2019-10-13 22:59:20,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (1/1) ... [2019-10-13 22:59:20,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (1/1) ... [2019-10-13 22:59:20,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (1/1) ... [2019-10-13 22:59:20,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (1/1) ... [2019-10-13 22:59:20,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:59:20,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:59:20,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:59:20,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:59:20,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (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 [2019-10-13 22:59:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:59:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:59:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:59:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:59:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:59:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-13 22:59:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:59:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:59:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:59:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:59:20,347 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:59:20,348 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:59:20,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:59:20 BoogieIcfgContainer [2019-10-13 22:59:20,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:59:20,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:59:20,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:59:20,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:59:20,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:59:19" (1/3) ... [2019-10-13 22:59:20,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62c4a1c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:59:20, skipping insertion in model container [2019-10-13 22:59:20,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:20" (2/3) ... [2019-10-13 22:59:20,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62c4a1c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:59:20, skipping insertion in model container [2019-10-13 22:59:20,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:59:20" (3/3) ... [2019-10-13 22:59:20,359 INFO L109 eAbstractionObserver]: Analyzing ICFG jm2006.c.i.v+cfa-reducer.c [2019-10-13 22:59:20,369 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:59:20,392 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:59:20,423 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:59:20,461 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:59:20,461 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:59:20,461 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:59:20,462 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:59:20,462 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:59:20,462 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:59:20,462 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:59:20,462 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:59:20,490 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states. [2019-10-13 22:59:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-13 22:59:20,494 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:59:20,495 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:59:20,496 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:59:20,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:59:20,500 INFO L82 PathProgramCache]: Analyzing trace with hash 2057132807, now seen corresponding path program 1 times [2019-10-13 22:59:20,509 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:59:20,509 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118158013] [2019-10-13 22:59:20,509 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:20,509 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:20,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:59:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:59:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:20,765 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118158013] [2019-10-13 22:59:20,766 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:59:20,766 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 22:59:20,767 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682656086] [2019-10-13 22:59:20,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 22:59:20,770 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:59:20,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 22:59:20,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 22:59:20,783 INFO L87 Difference]: Start difference. First operand 16 states. Second operand 6 states. [2019-10-13 22:59:20,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:59:20,967 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2019-10-13 22:59:20,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 22:59:20,969 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2019-10-13 22:59:20,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:59:20,979 INFO L225 Difference]: With dead ends: 31 [2019-10-13 22:59:20,979 INFO L226 Difference]: Without dead ends: 13 [2019-10-13 22:59:20,982 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-10-13 22:59:21,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2019-10-13 22:59:21,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2019-10-13 22:59:21,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-10-13 22:59:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2019-10-13 22:59:21,021 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2019-10-13 22:59:21,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:59:21,022 INFO L462 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2019-10-13 22:59:21,022 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 22:59:21,022 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2019-10-13 22:59:21,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-10-13 22:59:21,023 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:59:21,023 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:59:21,024 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:59:21,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:59:21,024 INFO L82 PathProgramCache]: Analyzing trace with hash -655331726, now seen corresponding path program 1 times [2019-10-13 22:59:21,025 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:59:21,025 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772921246] [2019-10-13 22:59:21,025 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:21,025 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:21,026 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:59:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:59:21,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:21,195 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772921246] [2019-10-13 22:59:21,196 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325669045] [2019-10-13 22:59:21,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:59:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:59:21,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 18 conjunts are in the unsatisfiable core [2019-10-13 22:59:21,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 22:59:21,323 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:21,351 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 22:59:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:21,434 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1665845061] [2019-10-13 22:59:21,467 INFO L162 IcfgInterpreter]: Started Sifa with 12 locations of interest [2019-10-13 22:59:21,467 INFO L169 IcfgInterpreter]: Building call graph [2019-10-13 22:59:21,494 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-13 22:59:21,508 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-13 22:59:21,509 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-13 22:59:21,648 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-10-13 22:59:22,058 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 7 for LOIs [2019-10-13 22:59:22,064 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-13 22:59:22,064 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-13 22:59:22,065 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 ~__return_72~0) (<= 0 ~__return_main~0) (<= 0 ~__return_72~0) (= ~__return_main~0 0) (<= ~__return_72~0 0) (<= ~__return_main~0 0)) [2019-10-13 22:59:22,065 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (<= |old(~__return_72~0)| 0) (<= 0 |old(~__return_72~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (= |old(~__return_72~0)| ~__return_72~0) (<= ~__return_main~0 0) (<= ~__return_72~0 0)) [2019-10-13 22:59:22,065 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 110#(and (= 0 ~__return_72~0) (<= 0 ~__return_main~0) (<= 0 ~__return_72~0) (= ~__return_main~0 0) (<= ~__return_72~0 0) (<= ~__return_main~0 0)) [2019-10-13 22:59:22,066 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-13 22:59:22,066 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 105#(and (= ~__return_main~0 |old(~__return_main~0)|) (= |old(~__return_72~0)| ~__return_72~0)) [2019-10-13 22:59:22,066 INFO L193 IcfgInterpreter]: Reachable states at location L39 satisfy 86#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (= 0 main_~main__x~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= |old(~__return_72~0)| 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= 0 main_~main__j~0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:22,066 INFO L193 IcfgInterpreter]: Reachable states at location L35 satisfy 81#(and (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= |old(~__return_72~0)| 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= 0 main_~main__j~0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:22,067 INFO L193 IcfgInterpreter]: Reachable states at location L14 satisfy 38#(and (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= 0 (+ main_~main__j~0 2147483648)) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= ~__return_72~0 0) (<= |old(~__return_72~0)| 0) (<= 0 (+ main_~main__i~0 2147483648)) (<= 0 |old(~__return_72~0)|) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (= |old(~__return_72~0)| ~__return_72~0)) [2019-10-13 22:59:22,067 INFO L193 IcfgInterpreter]: Reachable states at location L46 satisfy 91#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (= main_~main__j~0 main_~main__i~0) (<= 0 ~__return_main~0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= |old(~__return_72~0)| 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 |old(~__return_72~0)|) (<= main_~__tmp_1~0 1) (<= main_~main__x~0 2147483647) (<= 0 main_~__VERIFIER_assert__cond~0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:22,067 INFO L193 IcfgInterpreter]: Reachable states at location L20 satisfy 43#(and (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= 0 (+ main_~main__j~0 2147483648)) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= ~__return_72~0 0) (<= |old(~__return_72~0)| 0) (<= 0 (+ main_~main__i~0 2147483648)) (<= 0 |old(~__return_72~0)|) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (= |old(~__return_72~0)| ~__return_72~0)) [2019-10-13 22:59:22,068 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 101#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 main_~__VERIFIER_assert__cond~0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_72~0) (<= main_~__tmp_1~0 0) (= |old(~__return_72~0)| 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (= main_~main__j~0 main_~main__i~0) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:22,068 INFO L193 IcfgInterpreter]: Reachable states at location L48 satisfy 96#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 main_~__VERIFIER_assert__cond~0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_72~0) (<= main_~__tmp_1~0 0) (= |old(~__return_72~0)| 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (= main_~main__j~0 main_~main__i~0) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:22,624 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2019-10-13 22:59:22,624 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 9] total 21 [2019-10-13 22:59:22,624 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580427562] [2019-10-13 22:59:22,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-10-13 22:59:22,627 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:59:22,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-10-13 22:59:22,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2019-10-13 22:59:22,628 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 21 states. [2019-10-13 22:59:23,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:59:23,645 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2019-10-13 22:59:23,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-10-13 22:59:23,646 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 12 [2019-10-13 22:59:23,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:59:23,647 INFO L225 Difference]: With dead ends: 23 [2019-10-13 22:59:23,647 INFO L226 Difference]: Without dead ends: 16 [2019-10-13 22:59:23,650 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=354, Invalid=978, Unknown=0, NotChecked=0, Total=1332 [2019-10-13 22:59:23,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-10-13 22:59:23,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2019-10-13 22:59:23,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-10-13 22:59:23,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2019-10-13 22:59:23,657 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 12 [2019-10-13 22:59:23,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:59:23,657 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2019-10-13 22:59:23,657 INFO L463 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-10-13 22:59:23,657 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2019-10-13 22:59:23,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-10-13 22:59:23,665 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:59:23,665 INFO L380 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:59:23,870 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:59:23,871 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:59:23,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:59:23,871 INFO L82 PathProgramCache]: Analyzing trace with hash 8150471, now seen corresponding path program 2 times [2019-10-13 22:59:23,872 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:59:23,872 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088799414] [2019-10-13 22:59:23,872 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:23,873 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:23,873 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:59:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:59:24,035 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 22:59:24,035 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088799414] [2019-10-13 22:59:24,036 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984646739] [2019-10-13 22:59:24,036 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:59:24,070 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-10-13 22:59:24,070 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-13 22:59:24,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 31 conjunts are in the unsatisfiable core [2019-10-13 22:59:24,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 22:59:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:24,169 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 22:59:24,291 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:24,292 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [661647889] [2019-10-13 22:59:24,293 INFO L162 IcfgInterpreter]: Started Sifa with 12 locations of interest [2019-10-13 22:59:24,293 INFO L169 IcfgInterpreter]: Building call graph [2019-10-13 22:59:24,294 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-13 22:59:24,294 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-13 22:59:24,294 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-13 22:59:24,322 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-10-13 22:59:24,596 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 7 for LOIs [2019-10-13 22:59:24,601 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-13 22:59:24,601 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-13 22:59:24,601 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 ~__return_72~0) (<= 0 ~__return_main~0) (<= 0 ~__return_72~0) (= ~__return_main~0 0) (<= ~__return_72~0 0) (<= ~__return_main~0 0)) [2019-10-13 22:59:24,601 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (<= |old(~__return_72~0)| 0) (<= 0 |old(~__return_72~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_72~0) (= ~__return_main~0 0) (= |old(~__return_72~0)| 0) (= |old(~__return_72~0)| ~__return_72~0) (<= ~__return_main~0 0) (<= ~__return_72~0 0)) [2019-10-13 22:59:24,602 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 109#(and (= 0 ~__return_72~0) (<= 0 ~__return_main~0) (<= 0 ~__return_72~0) (= ~__return_main~0 0) (<= ~__return_72~0 0) (<= ~__return_main~0 0)) [2019-10-13 22:59:24,602 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-13 22:59:24,602 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 104#(and (= ~__return_main~0 |old(~__return_main~0)|) (= |old(~__return_72~0)| ~__return_72~0)) [2019-10-13 22:59:24,602 INFO L193 IcfgInterpreter]: Reachable states at location L39 satisfy 85#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (= 0 main_~main__x~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= |old(~__return_72~0)| 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= 0 main_~main__j~0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:24,603 INFO L193 IcfgInterpreter]: Reachable states at location L35 satisfy 80#(and (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= |old(~__return_72~0)| 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= 0 main_~main__j~0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:24,603 INFO L193 IcfgInterpreter]: Reachable states at location L14 satisfy 38#(and (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= 0 (+ main_~main__j~0 2147483648)) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= ~__return_72~0 0) (<= |old(~__return_72~0)| 0) (<= 0 (+ main_~main__i~0 2147483648)) (<= 0 |old(~__return_72~0)|) (<= 0 ~__return_72~0) (= ~__return_main~0 0) (= |old(~__return_72~0)| 0) (= |old(~__return_72~0)| ~__return_72~0)) [2019-10-13 22:59:24,603 INFO L193 IcfgInterpreter]: Reachable states at location L46 satisfy 90#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (= main_~main__j~0 main_~main__i~0) (<= 0 ~__return_main~0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= |old(~__return_72~0)| 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 |old(~__return_72~0)|) (<= main_~__tmp_1~0 1) (<= main_~main__x~0 2147483647) (<= 0 main_~__VERIFIER_assert__cond~0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_72~0) (= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:24,604 INFO L193 IcfgInterpreter]: Reachable states at location L20 satisfy 43#(and (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= 0 (+ main_~main__j~0 2147483648)) (<= main_~main__i~0 2147483647) (<= ~__return_main~0 0) (<= ~__return_72~0 0) (<= |old(~__return_72~0)| 0) (<= 0 (+ main_~main__i~0 2147483648)) (<= 0 |old(~__return_72~0)|) (<= 0 ~__return_72~0) (= ~__return_main~0 0) (= |old(~__return_72~0)| 0) (= |old(~__return_72~0)| ~__return_72~0)) [2019-10-13 22:59:24,605 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 100#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 main_~__VERIFIER_assert__cond~0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_72~0) (<= main_~__tmp_1~0 0) (= |old(~__return_72~0)| 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (= main_~main__j~0 main_~main__i~0) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:24,605 INFO L193 IcfgInterpreter]: Reachable states at location L48 satisfy 95#(and (<= 0 main_~main__x~0) (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= 0 |old(~__return_72~0)|) (<= main_~main__x~0 2147483647) (<= 0 main_~__VERIFIER_assert__cond~0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_72~0) (<= main_~__tmp_1~0 0) (= |old(~__return_72~0)| 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (= main_~main__j~0 main_~main__i~0) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_72~0 0) (<= main_~main__i~0 2147483647) (<= |old(~__return_72~0)| 0) (= ~__return_main~0 0) (<= main_~main__x~0 0) (<= main_~main__y~0 2147483647)) [2019-10-13 22:59:25,129 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2019-10-13 22:59:25,129 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9, 9] total 28 [2019-10-13 22:59:25,130 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464045596] [2019-10-13 22:59:25,131 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2019-10-13 22:59:25,131 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:59:25,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2019-10-13 22:59:25,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=614, Unknown=0, NotChecked=0, Total=756 [2019-10-13 22:59:25,133 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand 28 states. [2019-10-13 22:59:26,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:59:26,007 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2019-10-13 22:59:26,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-13 22:59:26,007 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 15 [2019-10-13 22:59:26,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:59:26,007 INFO L225 Difference]: With dead ends: 19 [2019-10-13 22:59:26,008 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 22:59:26,009 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 25 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=386, Invalid=1254, Unknown=0, NotChecked=0, Total=1640 [2019-10-13 22:59:26,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 22:59:26,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 22:59:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 22:59:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 22:59:26,010 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2019-10-13 22:59:26,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:59:26,011 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 22:59:26,011 INFO L463 AbstractCegarLoop]: Interpolant automaton has 28 states. [2019-10-13 22:59:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 22:59:26,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 22:59:26,214 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:59:26,219 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 22:59:26,355 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__return_main~0 |old(~__return_main~0)|) (= |old(~__return_72~0)| ~__return_72~0)) [2019-10-13 22:59:26,355 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 22:59:26,355 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 22:59:26,355 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~__return_72~0) (= ~__return_main~0 0) (<= ~__return_72~0 0)) [2019-10-13 22:59:26,355 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 22:59:26,356 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 22:59:26,356 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 8 65) the Hoare annotation is: (or (not (= 0 ~__return_main~0)) (= |old(~__return_72~0)| ~__return_72~0) (not (= |old(~__return_72~0)| 0))) [2019-10-13 22:59:26,356 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 8 65) no Hoare annotation was computed. [2019-10-13 22:59:26,356 INFO L443 ceAbstractionStarter]: For program point L20(lines 20 63) no Hoare annotation was computed. [2019-10-13 22:59:26,356 INFO L443 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-10-13 22:59:26,356 INFO L443 ceAbstractionStarter]: For program point L14(lines 14 64) no Hoare annotation was computed. [2019-10-13 22:59:26,356 INFO L443 ceAbstractionStarter]: For program point L46(lines 46 55) no Hoare annotation was computed. [2019-10-13 22:59:26,357 INFO L443 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 48) no Hoare annotation was computed. [2019-10-13 22:59:26,357 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 8 65) no Hoare annotation was computed. [2019-10-13 22:59:26,357 INFO L443 ceAbstractionStarter]: For program point L39(lines 39 61) no Hoare annotation was computed. [2019-10-13 22:59:26,358 INFO L439 ceAbstractionStarter]: At program point L35(lines 25 63) the Hoare annotation is: (or (not (= 0 ~__return_main~0)) (let ((.cse1 (+ main_~main__i~0 main_~main__y~0)) (.cse0 (+ main_~main__j~0 main_~main__x~0))) (and (<= 0 main_~main__i~0) (<= main_~main__j~0 2147483647) (<= main_~main__i~0 2147483647) (<= .cse0 .cse1) (<= main_~main__x~0 2147483647) (<= .cse1 .cse0) (<= 0 main_~main__j~0) (= |old(~__return_72~0)| ~__return_72~0) (<= main_~main__y~0 2147483647))) (not (= |old(~__return_72~0)| 0))) [2019-10-13 22:59:26,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 10:59:26 BoogieIcfgContainer [2019-10-13 22:59:26,394 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 22:59:26,397 INFO L168 Benchmark]: Toolchain (without parser) took 6659.25 ms. Allocated memory was 139.5 MB in the beginning and 293.1 MB in the end (delta: 153.6 MB). Free memory was 104.4 MB in the beginning and 236.7 MB in the end (delta: -132.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-10-13 22:59:26,398 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 22:59:26,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.46 ms. Allocated memory is still 139.5 MB. Free memory was 104.2 MB in the beginning and 94.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-13 22:59:26,401 INFO L168 Benchmark]: Boogie Preprocessor took 104.23 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 94.7 MB in the beginning and 181.7 MB in the end (delta: -87.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-10-13 22:59:26,404 INFO L168 Benchmark]: RCFGBuilder took 231.45 ms. Allocated memory is still 202.9 MB. Free memory was 181.7 MB in the beginning and 169.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-10-13 22:59:26,405 INFO L168 Benchmark]: TraceAbstraction took 6043.48 ms. Allocated memory was 202.9 MB in the beginning and 293.1 MB in the end (delta: 90.2 MB). Free memory was 168.9 MB in the beginning and 236.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-10-13 22:59:26,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 273.46 ms. Allocated memory is still 139.5 MB. Free memory was 104.2 MB in the beginning and 94.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.23 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 94.7 MB in the beginning and 181.7 MB in the end (delta: -87.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 231.45 ms. Allocated memory is still 202.9 MB. Free memory was 181.7 MB in the beginning and 169.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6043.48 ms. Allocated memory was 202.9 MB in the beginning and 293.1 MB in the end (delta: 90.2 MB). Free memory was 168.9 MB in the beginning and 236.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 48]: 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: 25]: Loop Invariant Derived loop invariant: (!(0 == __return_main) || ((((((((0 <= main__i && main__j <= 2147483647) && main__i <= 2147483647) && main__j + main__x <= main__i + main__y) && main__x <= 2147483647) && main__i + main__y <= main__j + main__x) && 0 <= main__j) && \old(__return_72) == __return_72) && main__y <= 2147483647)) || !(\old(__return_72) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 16 locations, 1 error locations. Result: SAFE, OverallTime: 5.9s, OverallIterations: 3, TraceHistogramMax: 4, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 29 SDtfs, 172 SDslu, 102 SDs, 0 SdLazy, 197 SolverSat, 83 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 544 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred 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, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 75 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 359 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 85 ConstructedInterpolants, 0 QuantifiedInterpolants, 6270 SizeOfPredicates, 16 NumberOfNonLiveVariables, 137 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 3/33 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: OVERALL_TIME[ms]: 914, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 42, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME[ms]: 47, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 36, TOOLS_QUANTIFIERELIM_TIME[ms]: 53, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 48, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 38, DOMAIN_JOIN_TIME[ms]: 532, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 158, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 8, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 389, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 389, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 23, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 23, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 142, DAG_COMPRESSION_RETAINED_NODES: 76, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...