/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 02:55:10,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 02:55:10,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 02:55:10,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 02:55:10,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf [2021-03-13 02:55:10,117 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 02:55:10,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 02:55:10,118 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 02:55:10,118 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 02:55:10,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 02:55:10,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 02:55:10,119 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 02:55:10,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 02:55:10,119 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 02:55:10,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 02:55:10,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 02:55:10,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 02:55:10,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 02:55:10,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 02:55:10,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 02:55:10,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 02:55:10,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 02:55:10,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 02:55:10,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 02:55:10,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 02:55:10,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 02:55:10,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 02:55:10,122 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 02:55:10,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 02:55:10,122 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 02:55:10,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 02:55:10,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 02:55:10,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 02:55:10,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 02:55:10,360 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 02:55:10,363 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 02:55:10,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl [2021-03-13 02:55:10,364 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl' [2021-03-13 02:55:10,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 02:55:10,552 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 02:55:10,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 02:55:10,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 02:55:10,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 02:55:10,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 02:55:10,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 02:55:10,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 02:55:10,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 02:55:10,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/1) ... [2021-03-13 02:55:10,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 02:55:10,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 02:55:10,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 02:55:10,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 02:55:10,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (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 [2021-03-13 02:55:10,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 02:55:10,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 02:55:10,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 02:55:10,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 02:55:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 02:55:10,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 02:55:10,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 02:55:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 02:55:10,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 02:55:10,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 02:55:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 02:55:10,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 02:55:10,650 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 02:55:10,775 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 02:55:10,775 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 02:55:10,776 INFO L202 PluginConnector]: Adding new model max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 02:55:10 BoogieIcfgContainer [2021-03-13 02:55:10,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 02:55:10,778 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 02:55:10,778 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 02:55:10,780 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 02:55:10,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:55:10" (1/2) ... [2021-03-13 02:55:10,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51a45bf1 and model type max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 02:55:10, skipping insertion in model container [2021-03-13 02:55:10,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 02:55:10" (2/2) ... [2021-03-13 02:55:10,782 INFO L111 eAbstractionObserver]: Analyzing ICFG max-array-hom.wvr.bpl [2021-03-13 02:55:10,785 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 02:55:10,785 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 02:55:10,788 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 02:55:10,788 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 02:55:10,841 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-13 02:55:10,868 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 02:55:10,905 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 02:55:10,906 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 02:55:10,906 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 02:55:10,906 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 02:55:10,906 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 02:55:10,906 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 02:55:10,906 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 02:55:10,906 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 02:55:10,912 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 02:55:10,912 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 02:55:10,914 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 02:55:10,915 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 29 transitions, 82 flow [2021-03-13 02:55:10,929 INFO L129 PetriNetUnfolder]: 3/26 cut-off events. [2021-03-13 02:55:10,929 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-13 02:55:10,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 35 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2021-03-13 02:55:10,932 INFO L116 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-13 02:55:11,161 INFO L131 LiptonReduction]: Checked pairs total: 96 [2021-03-13 02:55:11,162 INFO L133 LiptonReduction]: Total number of compositions: 12 [2021-03-13 02:55:11,198 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:11,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:11,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1952797836, now seen corresponding path program 1 times [2021-03-13 02:55:11,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:11,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482683648] [2021-03-13 02:55:11,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:11,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:11,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482683648] [2021-03-13 02:55:11,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 02:55:11,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 02:55:11,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246193324] [2021-03-13 02:55:11,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 02:55:11,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:11,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 02:55:11,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 02:55:11,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:11,320 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:11,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:11,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:11,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,332 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 02:55:11,333 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:11,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:11,333 INFO L82 PathProgramCache]: Analyzing trace with hash -340728105, now seen corresponding path program 1 times [2021-03-13 02:55:11,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:11,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683258286] [2021-03-13 02:55:11,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:11,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 02:55:11,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683258286] [2021-03-13 02:55:11,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 02:55:11,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 02:55:11,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840196464] [2021-03-13 02:55:11,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 02:55:11,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:11,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 02:55:11,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-13 02:55:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:11,375 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:11,375 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:11,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:11,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,397 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 02:55:11,397 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:11,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:11,398 INFO L82 PathProgramCache]: Analyzing trace with hash -1400006692, now seen corresponding path program 1 times [2021-03-13 02:55:11,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:11,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897517315] [2021-03-13 02:55:11,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:11,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897517315] [2021-03-13 02:55:11,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049797974] [2021-03-13 02:55:11,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-13 02:55:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:11,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-13 02:55:11,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:55:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 02:55:11,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-13 02:55:11,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-03-13 02:55:11,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624292670] [2021-03-13 02:55:11,566 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 02:55:11,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:11,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 02:55:11,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-03-13 02:55:11,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:11,567 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:11,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:11,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:11,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:11,783 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:11,783 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:11,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:11,784 INFO L82 PathProgramCache]: Analyzing trace with hash -384071825, now seen corresponding path program 1 times [2021-03-13 02:55:11,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:11,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841732489] [2021-03-13 02:55:11,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:11,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:11,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841732489] [2021-03-13 02:55:11,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [447929691] [2021-03-13 02:55:11,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 02:55:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:12,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 02:55:12,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:12,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:12,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:12,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-03-13 02:55:12,347 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:12,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:12,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-13 02:55:12,352 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:12,391 INFO L628 ElimStorePlain]: treesize reduction 33, result has 56.0 percent of original size [2021-03-13 02:55:12,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:12,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-13 02:55:12,396 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:12,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:12,417 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 02:55:12,417 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:113, output treesize:27 [2021-03-13 02:55:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:12,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:55:12,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-03-13 02:55:12,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121927946] [2021-03-13 02:55:12,449 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 02:55:12,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:12,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 02:55:12,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-03-13 02:55:12,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:12,450 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:12,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:12,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:12,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:12,814 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:12,814 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:12,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:12,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1727727145, now seen corresponding path program 2 times [2021-03-13 02:55:12,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:12,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201761695] [2021-03-13 02:55:12,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:12,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201761695] [2021-03-13 02:55:12,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850405759] [2021-03-13 02:55:12,865 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:12,889 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 02:55:12,889 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:55:12,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-13 02:55:12,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:55:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:12,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:55:12,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-13 02:55:12,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714039432] [2021-03-13 02:55:12,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 02:55:12,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:12,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 02:55:12,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-03-13 02:55:12,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:12,952 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:12,952 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:12,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:12,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:12,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:13,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:13,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:13,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:13,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:13,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:13,262 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:13,262 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:13,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:13,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1953471276, now seen corresponding path program 3 times [2021-03-13 02:55:13,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:13,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813191264] [2021-03-13 02:55:13,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:13,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:13,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813191264] [2021-03-13 02:55:13,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77591091] [2021-03-13 02:55:13,626 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:13,658 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-13 02:55:13,658 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:55:13,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 02:55:13,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:55:14,055 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2021-03-13 02:55:14,143 INFO L446 ElimStorePlain]: Different costs {3=[v_prenex_10, v_prenex_12], 5=[A, v_prenex_11]} [2021-03-13 02:55:14,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:14,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:14,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-03-13 02:55:14,153 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:14,252 INFO L628 ElimStorePlain]: treesize reduction 152, result has 44.7 percent of original size [2021-03-13 02:55:14,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:14,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:14,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:14,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-03-13 02:55:14,260 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:14,292 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:14,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:14,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:14,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:14,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:14,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-03-13 02:55:14,300 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:14,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:14,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:14,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:14,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2021-03-13 02:55:14,344 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:14,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:14,374 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 02:55:14,374 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:314, output treesize:31 [2021-03-13 02:55:14,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:14,431 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:55:14,431 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2021-03-13 02:55:14,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409635889] [2021-03-13 02:55:14,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-13 02:55:14,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:14,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-13 02:55:14,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-03-13 02:55:14,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:14,435 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:14,435 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:14,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:14,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:14,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:14,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:14,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:14,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:14,801 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 45 [2021-03-13 02:55:15,018 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2021-03-13 02:55:15,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:15,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:15,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:15,299 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-03-13 02:55:15,299 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:15,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:15,300 INFO L82 PathProgramCache]: Analyzing trace with hash -161517100, now seen corresponding path program 4 times [2021-03-13 02:55:15,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:15,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799091611] [2021-03-13 02:55:15,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:15,352 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:15,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799091611] [2021-03-13 02:55:15,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [824563473] [2021-03-13 02:55:15,352 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:15,376 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 02:55:15,377 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:55:15,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-13 02:55:15,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:55:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:15,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:55:15,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 16 [2021-03-13 02:55:15,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314494107] [2021-03-13 02:55:15,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-13 02:55:15,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:15,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-13 02:55:15,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2021-03-13 02:55:15,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:15,496 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:15,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.7647058823529411) internal successors, (30), 16 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:15,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:15,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:15,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:15,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:15,854 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:15,854 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:15,855 INFO L82 PathProgramCache]: Analyzing trace with hash -645600137, now seen corresponding path program 5 times [2021-03-13 02:55:15,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:15,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053187557] [2021-03-13 02:55:15,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:15,934 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:15,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053187557] [2021-03-13 02:55:15,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578012030] [2021-03-13 02:55:15,935 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:15,958 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 02:55:15,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:55:15,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 02:55:15,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:55:16,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:16,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:55:16,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2021-03-13 02:55:16,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520333416] [2021-03-13 02:55:16,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 02:55:16,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:16,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 02:55:16,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2021-03-13 02:55:16,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:16,073 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:16,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:16,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:16,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:16,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:16,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:16,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:16,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:16,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:16,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:16,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 02:55:16,480 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-13 02:55:16,480 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:16,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:16,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1527694900, now seen corresponding path program 6 times [2021-03-13 02:55:16,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:16,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101902353] [2021-03-13 02:55:16,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:17,048 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2021-03-13 02:55:17,334 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2021-03-13 02:55:17,699 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 98 [2021-03-13 02:55:18,054 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 78 [2021-03-13 02:55:18,280 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:18,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101902353] [2021-03-13 02:55:18,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027268193] [2021-03-13 02:55:18,281 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:18,312 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 02:55:18,312 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:55:18,313 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 43 conjunts are in the unsatisfiable core [2021-03-13 02:55:18,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:55:19,258 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 02:55:20,971 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 359 DAG size of output: 340 [2021-03-13 02:55:22,337 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 364 DAG size of output: 343 [2021-03-13 02:55:23,788 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 366 DAG size of output: 343 [2021-03-13 02:55:24,111 INFO L446 ElimStorePlain]: Different costs {10=[v_prenex_52, v_prenex_49], 14=[v_prenex_50, A, v_prenex_54, v_prenex_43, v_prenex_53, v_prenex_51, v_prenex_47, v_prenex_46, v_prenex_57, v_prenex_56, v_prenex_45, v_prenex_44, v_prenex_55, v_prenex_48]} [2021-03-13 02:55:24,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:24,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:24,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:24,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:24,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:24,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:24,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-03-13 02:55:24,142 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:25,283 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 375 DAG size of output: 308 [2021-03-13 02:55:25,284 INFO L628 ElimStorePlain]: treesize reduction 1096, result has 44.1 percent of original size [2021-03-13 02:55:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:25,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-03-13 02:55:25,303 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:25,596 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2021-03-13 02:55:25,596 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:25,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:25,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 02:55:25,614 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:25,889 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2021-03-13 02:55:25,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:25,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:25,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:25,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 02:55:25,907 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:26,166 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2021-03-13 02:55:26,166 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:26,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:26,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:26,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-03-13 02:55:26,191 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:26,440 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2021-03-13 02:55:26,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:26,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:26,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 02:55:26,464 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:26,702 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2021-03-13 02:55:26,703 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:26,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:26,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-03-13 02:55:26,724 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:26,977 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-03-13 02:55:26,977 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:26,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:26,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:26,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:26,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 02:55:26,995 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:27,202 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-03-13 02:55:27,203 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:27,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:27,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:27,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 02:55:27,223 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:27,416 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-03-13 02:55:27,416 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:27,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:27,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 19 [2021-03-13 02:55:27,433 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:27,620 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2021-03-13 02:55:27,620 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:27,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:27,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 02:55:27,637 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:27,803 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2021-03-13 02:55:27,804 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:27,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:27,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 02:55:27,820 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:27,977 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-03-13 02:55:27,977 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:27,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:27,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:27,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 19 [2021-03-13 02:55:27,992 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:28,143 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2021-03-13 02:55:28,144 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:28,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:28,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:28,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 02:55:28,161 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:28,299 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-03-13 02:55:28,300 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:28,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:28,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:28,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-03-13 02:55:28,316 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:28,450 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 02:55:28,450 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:28,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:28,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:55:28,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:55:28,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-03-13 02:55:28,462 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 02:55:28,575 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-13 02:55:28,576 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:55:28,583 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 16 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-03-13 02:55:28,583 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 32 variables, input treesize:2012, output treesize:71 [2021-03-13 02:55:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:28,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:55:28,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 21 [2021-03-13 02:55:28,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144022672] [2021-03-13 02:55:28,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 02:55:28,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:55:28,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 02:55:28,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=433, Unknown=0, NotChecked=0, Total=506 [2021-03-13 02:55:28,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:28,665 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:55:28,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.7272727272727273) internal successors, (38), 22 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 02:55:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:55:29,417 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2021-03-13 02:55:32,620 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 227 DAG size of output: 149 [2021-03-13 02:55:33,158 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-03-13 02:55:34,490 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 404 DAG size of output: 344 [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:55:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 02:55:34,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 02:55:34,798 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-13 02:55:34,798 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:55:34,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:55:34,799 INFO L82 PathProgramCache]: Analyzing trace with hash -869487441, now seen corresponding path program 7 times [2021-03-13 02:55:34,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:55:34,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254107333] [2021-03-13 02:55:34,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:55:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:36,046 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 76 [2021-03-13 02:55:36,151 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 223 [2021-03-13 02:55:37,042 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 121 [2021-03-13 02:55:37,249 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 293 [2021-03-13 02:55:38,742 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 283 DAG size of output: 179 [2021-03-13 02:55:38,852 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 265 [2021-03-13 02:55:40,202 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 265 DAG size of output: 126 [2021-03-13 02:55:40,351 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 284 [2021-03-13 02:55:41,487 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 284 DAG size of output: 87 [2021-03-13 02:55:41,882 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 53 [2021-03-13 02:55:42,050 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:55:42,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254107333] [2021-03-13 02:55:42,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504648985] [2021-03-13 02:55:42,050 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:55:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:55:42,084 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 50 conjunts are in the unsatisfiable core [2021-03-13 02:55:42,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:55:45,844 WARN L205 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 160 [2021-03-13 02:55:53,318 WARN L205 SmtUtils]: Spent 6.08 s on a formula simplification. DAG size of input: 792 DAG size of output: 757 [2021-03-13 02:56:00,486 WARN L205 SmtUtils]: Spent 6.35 s on a formula simplification. DAG size of input: 796 DAG size of output: 759 [2021-03-13 02:56:07,428 WARN L205 SmtUtils]: Spent 5.89 s on a formula simplification. DAG size of input: 802 DAG size of output: 763 [2021-03-13 02:56:15,498 WARN L205 SmtUtils]: Spent 6.70 s on a formula simplification. DAG size of input: 804 DAG size of output: 763 [2021-03-13 02:56:16,089 INFO L446 ElimStorePlain]: Different costs {15=[v_prenex_123, v_prenex_136], 20=[v_prenex_140, v_prenex_141, v_prenex_120, v_prenex_142, v_prenex_143, v_prenex_121, v_prenex_122, v_prenex_144, v_prenex_145, v_prenex_124, v_prenex_146, v_prenex_147, v_prenex_125, v_prenex_148, v_prenex_126, v_prenex_149, v_prenex_127, v_prenex_128, v_prenex_150, v_prenex_130, v_prenex_131, v_prenex_132, v_prenex_133, v_prenex_134, v_prenex_135, v_prenex_137, v_prenex_138, v_prenex_139, v_prenex_129, A]} [2021-03-13 02:56:16,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:16,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:16,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 22 [2021-03-13 02:56:16,183 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:16,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:16,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:16,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 22 [2021-03-13 02:56:16,239 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:21,450 WARN L205 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 857 DAG size of output: 693 [2021-03-13 02:56:21,455 INFO L628 ElimStorePlain]: treesize reduction 2584, result has 44.5 percent of original size [2021-03-13 02:56:21,455 INFO L518 ElimStorePlain]: Eliminatee v_prenex_136 vanished before elimination [2021-03-13 02:56:21,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:21,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:21,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:21,504 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:22,676 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 676 [2021-03-13 02:56:22,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:22,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:22,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:22,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 02:56:22,727 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:23,800 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 659 [2021-03-13 02:56:23,801 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:23,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:23,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-03-13 02:56:23,843 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:24,936 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 641 [2021-03-13 02:56:24,937 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:24,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:24,983 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:26,038 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 624 [2021-03-13 02:56:26,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:26,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:26,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:26,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 02:56:26,087 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:27,172 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 606 [2021-03-13 02:56:27,173 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:27,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:27,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:27,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2021-03-13 02:56:27,220 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:28,288 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 588 [2021-03-13 02:56:28,288 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:28,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:28,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:28,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:28,335 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:29,304 WARN L205 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2021-03-13 02:56:29,304 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:29,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:29,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:29,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 02:56:29,345 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:30,290 WARN L205 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2021-03-13 02:56:30,291 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:30,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:30,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:30,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2021-03-13 02:56:30,344 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:31,299 WARN L205 SmtUtils]: Spent 954.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2021-03-13 02:56:31,300 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:31,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:31,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:31,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:31,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 02:56:31,338 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:32,305 WARN L205 SmtUtils]: Spent 966.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2021-03-13 02:56:32,305 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:32,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:32,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:32,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 02:56:32,344 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:33,278 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2021-03-13 02:56:33,279 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:33,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:33,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:33,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:33,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 02:56:33,317 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:34,206 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2021-03-13 02:56:34,207 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:34,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:34,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:34,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:34,251 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:35,148 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2021-03-13 02:56:35,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:35,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:35,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:35,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 02:56:35,191 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:36,085 WARN L205 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2021-03-13 02:56:36,086 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:36,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:36,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 02:56:36,126 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:36,950 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2021-03-13 02:56:36,951 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:36,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:36,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:36,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:36,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 02:56:36,992 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:37,797 WARN L205 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2021-03-13 02:56:37,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:37,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:37,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:37,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:37,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 02:56:37,838 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:38,557 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2021-03-13 02:56:38,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:38,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:38,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:38,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 02:56:38,592 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:39,276 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2021-03-13 02:56:39,276 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:39,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:39,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:39,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 02:56:39,314 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:39,992 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2021-03-13 02:56:39,992 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:40,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:40,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:40,032 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:40,666 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2021-03-13 02:56:40,666 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:40,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:40,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:40,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 02:56:40,697 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:41,348 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2021-03-13 02:56:41,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:41,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:41,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:41,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:41,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 02:56:41,385 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:42,011 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2021-03-13 02:56:42,011 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:42,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:42,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:42,047 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:42,628 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2021-03-13 02:56:42,629 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:42,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:42,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:42,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:42,664 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:43,215 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2021-03-13 02:56:43,216 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:43,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:43,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:43,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 02:56:43,245 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:43,789 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2021-03-13 02:56:43,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:43,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:43,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:43,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 02:56:43,822 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:44,336 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2021-03-13 02:56:44,336 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:44,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:44,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 02:56:44,368 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:44,855 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-03-13 02:56:44,855 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:44,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:44,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:56:44,883 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:45,323 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-03-13 02:56:45,323 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:45,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:45,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 02:56:45,349 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:45,760 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2021-03-13 02:56:45,760 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:45,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:45,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:56:45,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:56:45,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 02:56:45,786 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-13 02:56:46,177 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-03-13 02:56:46,177 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:56:46,196 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 32 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-03-13 02:56:46,197 INFO L247 ElimStorePlain]: Needed 33 recursive calls to eliminate 64 variables, input treesize:4757, output treesize:101 [2021-03-13 02:56:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:56:46,371 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:56:46,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 25 [2021-03-13 02:56:46,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611426663] [2021-03-13 02:56:46,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 02:56:46,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:56:46,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 02:56:46,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=612, Unknown=0, NotChecked=0, Total=702 [2021-03-13 02:56:46,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:56:46,373 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:56:46,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 02:56:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:56:47,638 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 41 [2021-03-13 02:56:48,350 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 60 [2021-03-13 02:56:49,092 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 84 [2021-03-13 02:57:27,978 WARN L205 SmtUtils]: Spent 38.49 s on a formula simplification. DAG size of input: 410 DAG size of output: 196 [2021-03-13 02:57:28,605 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-13 02:57:35,209 WARN L205 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 262 DAG size of output: 258 [2021-03-13 02:57:45,574 WARN L205 SmtUtils]: Spent 9.86 s on a formula simplification. DAG size of input: 897 DAG size of output: 765 [2021-03-13 02:57:47,133 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 02:57:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 02:57:47,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 02:57:47,554 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:57:47,555 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:57:47,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:57:47,555 INFO L82 PathProgramCache]: Analyzing trace with hash -708063340, now seen corresponding path program 8 times [2021-03-13 02:57:47,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:57:47,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273603609] [2021-03-13 02:57:47,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:57:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:57:48,588 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 65 [2021-03-13 02:57:49,053 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-03-13 02:57:51,166 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 242 DAG size of output: 110 [2021-03-13 02:57:51,751 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 83 [2021-03-13 02:57:57,684 WARN L205 SmtUtils]: Spent 5.93 s on a formula simplification. DAG size of input: 349 DAG size of output: 200 [2021-03-13 02:57:59,664 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-03-13 02:58:36,582 WARN L205 SmtUtils]: Spent 36.91 s on a formula simplification. DAG size of input: 396 DAG size of output: 282 [2021-03-13 02:58:41,574 WARN L205 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 282 DAG size of output: 191 [2021-03-13 03:00:18,200 WARN L205 SmtUtils]: Spent 1.61 m on a formula simplification. DAG size of input: 471 DAG size of output: 313 [2021-03-13 03:00:24,780 WARN L205 SmtUtils]: Spent 6.48 s on a formula simplification. DAG size of input: 312 DAG size of output: 250 [2021-03-13 03:00:48,827 WARN L205 SmtUtils]: Spent 24.04 s on a formula simplification. DAG size of input: 350 DAG size of output: 295 [2021-03-13 03:00:52,168 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 295 DAG size of output: 145 [2021-03-13 03:01:04,285 WARN L205 SmtUtils]: Spent 12.11 s on a formula simplification. DAG size of input: 233 DAG size of output: 185 [2021-03-13 03:01:06,173 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 185 DAG size of output: 100 [2021-03-13 03:01:07,005 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 172 [2021-03-13 03:01:08,043 WARN L205 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 66 [2021-03-13 03:01:08,728 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 37 [2021-03-13 03:01:08,954 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 24 [2021-03-13 03:01:09,156 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:01:09,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273603609] [2021-03-13 03:01:09,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101932038] [2021-03-13 03:01:09,157 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:01:09,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:01:09,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:01:09,198 WARN L261 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 61 conjunts are in the unsatisfiable core [2021-03-13 03:01:09,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:01:09,832 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-03-13 03:01:11,392 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:01:25,448 WARN L205 SmtUtils]: Spent 13.42 s on a formula simplification that was a NOOP. DAG size: 596 [2021-03-13 03:07:42,386 WARN L205 SmtUtils]: Spent 6.22 m on a formula simplification that was a NOOP. DAG size: 1205 Received shutdown request... [2021-03-13 03:09:45,750 WARN L222 SmtUtils]: Removed 45 from assertion stack [2021-03-13 03:09:45,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable211 [2021-03-13 03:09:45,952 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 03:09:45,955 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 03:09:45,956 INFO L202 PluginConnector]: Adding new model max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 03:09:45 BasicIcfg [2021-03-13 03:09:45,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 03:09:45,956 INFO L168 Benchmark]: Toolchain (without parser) took 875406.53 ms. Allocated memory was 379.6 MB in the beginning and 792.7 MB in the end (delta: 413.1 MB). Free memory was 360.0 MB in the beginning and 498.9 MB in the end (delta: -138.9 MB). Peak memory consumption was 276.8 MB. Max. memory is 16.0 GB. [2021-03-13 03:09:45,956 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 379.6 MB. Free memory was 361.2 MB in the beginning and 361.1 MB in the end (delta: 144.5 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 03:09:45,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.47 ms. Allocated memory is still 379.6 MB. Free memory was 359.5 MB in the beginning and 358.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 03:09:45,956 INFO L168 Benchmark]: Boogie Preprocessor took 17.43 ms. Allocated memory is still 379.6 MB. Free memory was 358.0 MB in the beginning and 357.0 MB in the end (delta: 981.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 03:09:45,956 INFO L168 Benchmark]: RCFGBuilder took 184.25 ms. Allocated memory is still 379.6 MB. Free memory was 356.9 MB in the beginning and 344.2 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-13 03:09:45,956 INFO L168 Benchmark]: TraceAbstraction took 875178.23 ms. Allocated memory was 379.6 MB in the beginning and 792.7 MB in the end (delta: 413.1 MB). Free memory was 343.8 MB in the beginning and 498.9 MB in the end (delta: -155.1 MB). Peak memory consumption was 260.0 MB. Max. memory is 16.0 GB. [2021-03-13 03:09:45,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 379.6 MB. Free memory was 361.2 MB in the beginning and 361.1 MB in the end (delta: 144.5 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.47 ms. Allocated memory is still 379.6 MB. Free memory was 359.5 MB in the beginning and 358.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.43 ms. Allocated memory is still 379.6 MB. Free memory was 358.0 MB in the beginning and 357.0 MB in the end (delta: 981.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 184.25 ms. Allocated memory is still 379.6 MB. Free memory was 356.9 MB in the beginning and 344.2 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 875178.23 ms. Allocated memory was 379.6 MB in the beginning and 792.7 MB in the end (delta: 413.1 MB). Free memory was 343.8 MB in the beginning and 498.9 MB in the end (delta: -155.1 MB). Peak memory consumption was 260.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 248.0ms, 36 PlacesBefore, 25 PlacesAfterwards, 29 TransitionsBefore, 18 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 2 FixpointIterations, 6 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 96 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 96, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 78, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 78, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 96, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 78, unknown conditional: 0, unknown unconditional: 78] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 597, positive: 410, positive conditional: 410, positive unconditional: 0, negative: 187, negative conditional: 187, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 410, positive: 410, positive conditional: 410, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 410, positive: 410, positive conditional: 0, positive unconditional: 410, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 410, positive: 388, positive conditional: 0, positive unconditional: 388, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 22, unknown conditional: 0, unknown unconditional: 22] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 187 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 24 with TraceHistMax 6,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1783 for 110929ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 875065.6ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 267.6ms, PartialOrderReductionTime: 68223.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 100, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 38.0ms SsaConstructionTime, 295.8ms SatisfiabilityAnalysisTime, 85918.5ms InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 263 ConstructedInterpolants, 16 QuantifiedInterpolants, 31894 SizeOfPredicates, 24 NumberOfNonLiveVariables, 557 ConjunctsInSsa, 169 ConjunctsInUnsatCore, 18 InterpolantComputations, 3 PerfectInterpolantSequences, 25/185 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown