/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/array-tiling/pr4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 23:27:24,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 23:27:24,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 23:27:24,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-23 23:27:24,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-23 23:27:24,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 23:27:24,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 23:27:24,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-23 23:27:24,494 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-23 23:27:24,495 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-23 23:27:24,495 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-23 23:27:24,495 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-23 23:27:24,495 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-23 23:27:24,495 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-23 23:27:24,495 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-23 23:27:24,497 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-23 23:27:24,497 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-23 23:27:24,497 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-23 23:27:24,497 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-23 23:27:24,498 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-23 23:27:24,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 23:27:24,499 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 23:27:24,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 23:27:24,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 23:27:24,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 23:27:24,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 23:27:24,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 23:27:24,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 23:27:24,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 23:27:24,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 23:27:24,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 23:27:24,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 23:27:24,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 23:27:24,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 23:27:24,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 23:27:24,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 23:27:24,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 23:27:24,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 23:27:24,504 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-23 23:27:24,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 23:27:24,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 23:27:24,505 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 23:27:24,505 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-23 23:27:24,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 23:27:24,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 23:27:24,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 23:27:24,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 23:27:24,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 23:27:24,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pr4.c [2019-11-23 23:27:24,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/397bbe839/ee64132119f440c598b87159950706ff/FLAG165b02bd0 [2019-11-23 23:27:25,330 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 23:27:25,331 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pr4.c [2019-11-23 23:27:25,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/397bbe839/ee64132119f440c598b87159950706ff/FLAG165b02bd0 [2019-11-23 23:27:25,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/397bbe839/ee64132119f440c598b87159950706ff [2019-11-23 23:27:25,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 23:27:25,739 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 23:27:25,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 23:27:25,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 23:27:25,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 23:27:25,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:25" (1/1) ... [2019-11-23 23:27:25,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee337c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:25, skipping insertion in model container [2019-11-23 23:27:25,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:25" (1/1) ... [2019-11-23 23:27:25,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 23:27:25,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 23:27:25,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:27:25,993 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 23:27:26,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:27:26,153 INFO L208 MainTranslator]: Completed translation [2019-11-23 23:27:26,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26 WrapperNode [2019-11-23 23:27:26,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 23:27:26,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 23:27:26,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 23:27:26,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 23:27:26,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 23:27:26,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 23:27:26,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 23:27:26,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 23:27:26,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (1/1) ... [2019-11-23 23:27:26,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 23:27:26,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 23:27:26,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 23:27:26,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 23:27:26,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (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 [2019-11-23 23:27:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 23:27:26,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 23:27:26,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 23:27:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 23:27:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 23:27:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 23:27:26,847 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 23:27:26,847 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-23 23:27:26,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:26 BoogieIcfgContainer [2019-11-23 23:27:26,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 23:27:26,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 23:27:26,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 23:27:26,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 23:27:26,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:27:25" (1/3) ... [2019-11-23 23:27:26,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@158dca69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:26, skipping insertion in model container [2019-11-23 23:27:26,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:26" (2/3) ... [2019-11-23 23:27:26,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@158dca69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:26, skipping insertion in model container [2019-11-23 23:27:26,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:26" (3/3) ... [2019-11-23 23:27:26,858 INFO L109 eAbstractionObserver]: Analyzing ICFG pr4.c [2019-11-23 23:27:26,868 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 23:27:26,875 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 23:27:26,884 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 23:27:26,905 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 23:27:26,905 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 23:27:26,905 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 23:27:26,906 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 23:27:26,906 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 23:27:26,906 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 23:27:26,906 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 23:27:26,906 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 23:27:26,919 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2019-11-23 23:27:26,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-23 23:27:26,925 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:27:26,926 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:27:26,926 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:27:26,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:27:26,931 INFO L82 PathProgramCache]: Analyzing trace with hash 913932609, now seen corresponding path program 1 times [2019-11-23 23:27:26,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:27:26,939 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750177786] [2019-11-23 23:27:26,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:27:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:27:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:27:27,225 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750177786] [2019-11-23 23:27:27,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:27:27,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 23:27:27,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590381978] [2019-11-23 23:27:27,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 23:27:27,233 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:27:27,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 23:27:27,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 23:27:27,246 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 4 states. [2019-11-23 23:27:27,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:27:27,312 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2019-11-23 23:27:27,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 23:27:27,314 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-23 23:27:27,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:27:27,324 INFO L225 Difference]: With dead ends: 24 [2019-11-23 23:27:27,324 INFO L226 Difference]: Without dead ends: 10 [2019-11-23 23:27:27,328 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 23:27:27,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2019-11-23 23:27:27,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2019-11-23 23:27:27,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-11-23 23:27:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2019-11-23 23:27:27,365 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 7 [2019-11-23 23:27:27,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:27:27,366 INFO L462 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2019-11-23 23:27:27,366 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 23:27:27,366 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2019-11-23 23:27:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-23 23:27:27,367 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:27:27,367 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:27:27,367 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:27:27,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:27:27,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1721896139, now seen corresponding path program 1 times [2019-11-23 23:27:27,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:27:27,368 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684257003] [2019-11-23 23:27:27,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:27:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:27:27,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:27:27,900 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684257003] [2019-11-23 23:27:27,900 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857576208] [2019-11-23 23:27:27,900 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 [2019-11-23 23:27:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:27:27,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 26 conjunts are in the unsatisfiable core [2019-11-23 23:27:27,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:27:28,058 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,060 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,062 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,067 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,070 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,072 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,074 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,080 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,081 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,084 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,088 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,089 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:28,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,271 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:28,367 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 50 [2019-11-23 23:27:28,368 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:29,827 WARN L192 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 173 DAG size of output: 74 [2019-11-23 23:27:29,832 INFO L567 ElimStorePlain]: treesize reduction 524, result has 27.3 percent of original size [2019-11-23 23:27:29,832 INFO L464 ElimStorePlain]: Eliminatee v_prenex_9 vanished before elimination [2019-11-23 23:27:29,832 INFO L464 ElimStorePlain]: Eliminatee v_prenex_10 vanished before elimination [2019-11-23 23:27:29,833 INFO L464 ElimStorePlain]: Eliminatee v_prenex_14 vanished before elimination [2019-11-23 23:27:29,833 INFO L464 ElimStorePlain]: Eliminatee v_prenex_13 vanished before elimination [2019-11-23 23:27:29,846 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:29,849 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:29,853 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:29,856 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:29,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:29,866 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:29,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:29,898 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2019-11-23 23:27:29,899 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:30,090 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-11-23 23:27:30,091 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:27:30,108 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,112 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,120 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,137 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,140 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,163 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 41 [2019-11-23 23:27:30,164 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:30,345 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-11-23 23:27:30,345 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:27:30,346 INFO L464 ElimStorePlain]: Eliminatee |v_#memory_int_58| vanished before elimination [2019-11-23 23:27:30,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,367 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,370 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,373 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,401 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2019-11-23 23:27:30,402 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:30,614 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-11-23 23:27:30,614 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:27:30,615 INFO L464 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2019-11-23 23:27:30,615 INFO L464 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2019-11-23 23:27:30,615 INFO L464 ElimStorePlain]: Eliminatee v_prenex_3 vanished before elimination [2019-11-23 23:27:30,615 INFO L464 ElimStorePlain]: Eliminatee v_prenex_4 vanished before elimination [2019-11-23 23:27:30,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:30,652 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 47 [2019-11-23 23:27:30,652 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:30,739 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:27:30,739 INFO L464 ElimStorePlain]: Eliminatee v_prenex_6 vanished before elimination [2019-11-23 23:27:30,739 INFO L464 ElimStorePlain]: Eliminatee v_prenex_7 vanished before elimination [2019-11-23 23:27:30,741 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 16 dim-2 vars, End of recursive call: and 5 xjuncts. [2019-11-23 23:27:30,741 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 18 variables, input treesize:713, output treesize:226 [2019-11-23 23:27:30,982 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-11-23 23:27:30,983 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,001 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,012 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,034 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:27:31,060 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:27:31,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,070 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,070 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,115 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,116 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,118 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,119 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,122 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,127 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,128 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,132 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,137 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,138 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,140 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,143 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,148 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,149 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,152 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,223 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 204 treesize of output 194 [2019-11-23 23:27:31,233 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:31,234 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:31,236 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:31,257 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:31,258 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:31,258 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:31,272 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 136 [2019-11-23 23:27:31,272 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,273 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,274 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,274 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,278 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,281 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,282 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,283 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,283 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,284 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,285 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,286 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,288 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,289 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,293 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,293 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:31,301 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:31,310 INFO L567 ElimStorePlain]: treesize reduction 55, result has 12.7 percent of original size [2019-11-23 23:27:31,310 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 23:27:31,388 INFO L567 ElimStorePlain]: treesize reduction 1988, result has 0.4 percent of original size [2019-11-23 23:27:31,388 INFO L464 ElimStorePlain]: Eliminatee v_prenex_21 vanished before elimination [2019-11-23 23:27:31,389 INFO L464 ElimStorePlain]: Eliminatee v_prenex_42 vanished before elimination [2019-11-23 23:27:31,389 INFO L464 ElimStorePlain]: Eliminatee v_prenex_30 vanished before elimination [2019-11-23 23:27:31,389 INFO L464 ElimStorePlain]: Eliminatee v_prenex_40 vanished before elimination [2019-11-23 23:27:31,389 INFO L464 ElimStorePlain]: Eliminatee v_prenex_36 vanished before elimination [2019-11-23 23:27:31,389 INFO L464 ElimStorePlain]: Eliminatee v_prenex_24 vanished before elimination [2019-11-23 23:27:31,390 INFO L464 ElimStorePlain]: Eliminatee v_prenex_34 vanished before elimination [2019-11-23 23:27:31,390 INFO L464 ElimStorePlain]: Eliminatee v_prenex_44 vanished before elimination [2019-11-23 23:27:31,390 INFO L464 ElimStorePlain]: Eliminatee v_prenex_22 vanished before elimination [2019-11-23 23:27:31,390 INFO L464 ElimStorePlain]: Eliminatee v_prenex_17 vanished before elimination [2019-11-23 23:27:31,390 INFO L464 ElimStorePlain]: Eliminatee v_prenex_28 vanished before elimination [2019-11-23 23:27:31,391 INFO L464 ElimStorePlain]: Eliminatee v_prenex_38 vanished before elimination [2019-11-23 23:27:31,391 INFO L464 ElimStorePlain]: Eliminatee v_prenex_26 vanished before elimination [2019-11-23 23:27:31,391 INFO L464 ElimStorePlain]: Eliminatee |#memory_int| vanished before elimination [2019-11-23 23:27:31,391 INFO L464 ElimStorePlain]: Eliminatee v_prenex_19 vanished before elimination [2019-11-23 23:27:31,392 INFO L496 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 16 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 23:27:31,392 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 32 variables, input treesize:2192, output treesize:8 [2019-11-23 23:27:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:27:31,419 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1062665707] [2019-11-23 23:27:31,444 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-11-23 23:27:31,444 INFO L166 IcfgInterpreter]: Building call graph [2019-11-23 23:27:31,450 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-23 23:27:31,457 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-23 23:27:31,458 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-23 23:27:31,710 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,732 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,761 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,184 WARN L192 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2019-11-23 23:27:32,206 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,568 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2019-11-23 23:27:32,588 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,611 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,776 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-11-23 23:27:32,792 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,811 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,975 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2019-11-23 23:27:32,999 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,017 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,163 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-11-23 23:27:33,211 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,323 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,341 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,460 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-23 23:27:33,482 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,503 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,590 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,710 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,725 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,844 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,904 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,922 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,971 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,982 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,028 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,040 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,077 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,147 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,158 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,610 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,645 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,674 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,042 WARN L192 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 292 [2019-11-23 23:27:35,067 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,087 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,358 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2019-11-23 23:27:35,393 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,425 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,780 WARN L192 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2019-11-23 23:27:35,812 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,841 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,875 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:35,904 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,168 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2019-11-23 23:27:36,197 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,225 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,512 WARN L192 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-11-23 23:27:36,540 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,570 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,781 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2019-11-23 23:27:36,811 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,832 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:37,045 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-11-23 23:27:37,069 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:37,094 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:37,278 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2019-11-23 23:27:37,299 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:37,323 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:37,460 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-11-23 23:27:37,475 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:37,492 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:37,672 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:38,032 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:38,128 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:38,444 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:38,917 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,511 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,551 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,599 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,645 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,691 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,730 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,778 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,809 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,853 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,888 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,928 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:39,986 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,721 WARN L192 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 315 [2019-11-23 23:27:40,766 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,795 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,824 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,847 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,890 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,918 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,937 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,963 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:40,991 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,028 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,326 WARN L192 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2019-11-23 23:27:41,366 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,394 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,422 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,450 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,473 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,739 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2019-11-23 23:27:41,773 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,798 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,817 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,839 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,862 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,037 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2019-11-23 23:27:42,065 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,087 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,123 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,144 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,169 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,585 WARN L192 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2019-11-23 23:27:42,625 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,665 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,705 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,745 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:42,772 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,027 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2019-11-23 23:27:43,059 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,083 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,111 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,133 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,154 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,317 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2019-11-23 23:27:43,339 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,359 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,380 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,402 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,425 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,611 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2019-11-23 23:27:43,729 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,046 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,169 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,278 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,640 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,655 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,672 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,829 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,846 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,937 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,038 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,262 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-23 23:27:45,274 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,348 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,485 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,853 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:46,548 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:46,635 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:46,721 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:47,793 WARN L192 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 474 DAG size of output: 454 [2019-11-23 23:27:47,830 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:47,860 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:47,890 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:48,446 WARN L192 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2019-11-23 23:27:48,477 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:48,505 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:48,537 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:49,056 WARN L192 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2019-11-23 23:27:49,089 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:49,117 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:49,147 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:49,646 WARN L192 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2019-11-23 23:27:49,680 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:49,716 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,197 WARN L192 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2019-11-23 23:27:50,224 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,252 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,284 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,746 WARN L192 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2019-11-23 23:27:50,774 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,803 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,835 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,864 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,895 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,927 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,955 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:50,990 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,019 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,047 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,073 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,102 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,130 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,159 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,188 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,217 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,596 WARN L192 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2019-11-23 23:27:51,625 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,650 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,677 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,698 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,725 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,751 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,778 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,807 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,829 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,858 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,884 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,911 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,939 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,965 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:51,992 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,018 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,310 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 346 [2019-11-23 23:27:52,335 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,358 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,629 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2019-11-23 23:27:52,651 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,674 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,698 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,721 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,741 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,764 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,804 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:52,828 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,077 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 320 [2019-11-23 23:27:53,105 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,130 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,151 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,171 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,194 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,218 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,244 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,272 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,295 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,319 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,343 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,366 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,391 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,414 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,437 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,461 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,634 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 293 [2019-11-23 23:27:53,656 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,677 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,698 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:53,884 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2019-11-23 23:27:54,597 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:54,765 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2019-11-23 23:27:54,786 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:54,805 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:54,823 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:54,978 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2019-11-23 23:27:55,280 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:55,430 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2019-11-23 23:27:55,453 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:55,659 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2019-11-23 23:27:55,678 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,306 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,466 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,602 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-11-23 23:27:56,618 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,635 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,652 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,926 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,944 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,031 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,129 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,331 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,351 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,367 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,386 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,816 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,835 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:58,120 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:58,461 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-23 23:27:58,800 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:59,128 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:59,219 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:59,506 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-23 23:28:00,422 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:00,489 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:00,576 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:01,857 WARN L192 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 896 DAG size of output: 876 [2019-11-23 23:28:01,900 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:02,940 WARN L192 SmtUtils]: Spent 912.00 ms on a formula simplification that was a NOOP. DAG size: 876 [2019-11-23 23:28:02,985 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:03,024 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:03,899 WARN L192 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 866 [2019-11-23 23:28:03,937 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:05,574 WARN L192 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 858 [2019-11-23 23:28:05,612 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:05,657 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:06,553 WARN L192 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 848 [2019-11-23 23:28:06,603 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:06,650 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:06,697 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:07,562 WARN L192 SmtUtils]: Spent 862.00 ms on a formula simplification that was a NOOP. DAG size: 837 [2019-11-23 23:28:07,608 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:07,655 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:07,703 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:08,529 WARN L192 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 826 [2019-11-23 23:28:14,607 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 28)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 32)))) [2019-11-23 23:28:16,611 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 32)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 24)))) [2019-11-23 23:28:18,615 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 20)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 32)))) [2019-11-23 23:28:20,620 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 28)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 24)))) [2019-11-23 23:28:22,624 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 28)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 20)))) [2019-11-23 23:28:24,628 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 20)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 24)))) [2019-11-23 23:28:26,633 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 32))) 0) [2019-11-23 23:28:28,638 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 32))) 0) [2019-11-23 23:28:30,644 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 28))) 0) [2019-11-23 23:28:32,647 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 28))) 0) [2019-11-23 23:28:34,651 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 24))) 0) [2019-11-23 23:28:36,656 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 24))) 0) [2019-11-23 23:28:38,659 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 0 (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 20)))) [2019-11-23 23:28:40,664 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 20)))) [2019-11-23 23:28:40,715 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:46,779 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 28)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 32)))) [2019-11-23 23:28:48,782 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 32)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 24)))) [2019-11-23 23:28:50,787 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 20)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 32)))) [2019-11-23 23:28:52,792 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 28)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 24)))) [2019-11-23 23:28:54,795 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 28)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 20)))) [2019-11-23 23:28:56,801 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 16))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 20)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 24)))) [2019-11-23 23:28:58,808 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 16) |ULTIMATE.start_main_~#volArray~0.offset| (- 32))) 0)