/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-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 11:03:58,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 11:03:58,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 11:03:58,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 11:03:58,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 11:03:58,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 11:03:58,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 11:03:58,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 11:03:58,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 11:03:58,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 11:03:58,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 11:03:58,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 11:03:58,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 11:03:58,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 11:03:58,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 11:03:58,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 11:03:58,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 11:03:58,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 11:03:58,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 11:03:58,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 11:03:58,176 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-POR-DelaySleep-NoLbe.epf [2021-06-06 11:03:58,203 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 11:03:58,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 11:03:58,203 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 11:03:58,204 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 11:03:58,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 11:03:58,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 11:03:58,206 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 11:03:58,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 11:03:58,206 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 11:03:58,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 11:03:58,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 11:03:58,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 11:03:58,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 11:03:58,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 11:03:58,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 11:03:58,208 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 11:03:58,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 11:03:58,208 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 11:03:58,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 11:03:58,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 11:03:58,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 11:03:58,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 11:03:58,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 11:03:58,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 11:03:58,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 11:03:58,210 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 11:03:58,210 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 11:03:58,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 11:03:58,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 11:03:58,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 11:03:58,518 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 11:03:58,520 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 11:03:58,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl [2021-06-06 11:03:58,521 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl' [2021-06-06 11:03:58,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 11:03:58,542 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 11:03:58,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 11:03:58,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 11:03:58,544 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 11:03:58,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 11:03:58,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 11:03:58,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 11:03:58,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 11:03:58,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/1) ... [2021-06-06 11:03:58,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 11:03:58,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 11:03:58,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 11:03:58,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 11:03:58,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (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 [2021-06-06 11:03:58,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 11:03:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 11:03:58,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 11:03:58,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 11:03:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 11:03:58,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 11:03:58,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 11:03:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 11:03:58,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 11:03:58,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 11:03:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 11:03:58,659 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 11:03:58,660 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 11:03:58,848 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 11:03:58,848 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 11:03:58,850 INFO L202 PluginConnector]: Adding new model three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 11:03:58 BoogieIcfgContainer [2021-06-06 11:03:58,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 11:03:58,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 11:03:58,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 11:03:58,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 11:03:58,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:03:58" (1/2) ... [2021-06-06 11:03:58,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4008a95a and model type three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 11:03:58, skipping insertion in model container [2021-06-06 11:03:58,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 11:03:58" (2/2) ... [2021-06-06 11:03:58,856 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-sum.wvr.bpl [2021-06-06 11:03:58,873 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 11:03:58,873 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 11:03:58,873 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 11:03:58,874 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 11:03:58,904 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 11:03:58,928 INFO L255 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 [2021-06-06 11:03:58,991 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 11:03:58,991 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 11:03:58,991 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 11:03:58,991 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 11:03:58,991 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 11:03:58,991 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 11:03:58,991 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 11:03:58,991 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 11:03:59,065 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:03:59,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:03:59,070 INFO L82 PathProgramCache]: Analyzing trace with hash 616344469, now seen corresponding path program 1 times [2021-06-06 11:03:59,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:03:59,079 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879305187] [2021-06-06 11:03:59,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:03:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:03:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 11:03:59,268 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:03:59,269 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879305187] [2021-06-06 11:03:59,269 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879305187] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 11:03:59,269 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 11:03:59,270 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 11:03:59,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523316020] [2021-06-06 11:03:59,274 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 11:03:59,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:03:59,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 11:03:59,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 11:03:59,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:03:59,293 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:03:59,298 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 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) [2021-06-06 11:03:59,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:03:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:03:59,378 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 11:03:59,378 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:03:59,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:03:59,382 INFO L82 PathProgramCache]: Analyzing trace with hash 365340407, now seen corresponding path program 1 times [2021-06-06 11:03:59,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:03:59,383 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230801791] [2021-06-06 11:03:59,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:03:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:03:59,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:03:59,455 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:03:59,455 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230801791] [2021-06-06 11:03:59,456 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230801791] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:03:59,456 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641992904] [2021-06-06 11:03:59,456 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 [2021-06-06 11:03:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:03:59,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 11:03:59,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:03:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 11:03:59,627 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641992904] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 11:03:59,627 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 11:03:59,627 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-06-06 11:03:59,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526815640] [2021-06-06 11:03:59,630 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 11:03:59,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:03:59,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 11:03:59,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-06 11:03:59,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:03:59,639 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:03:59,639 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2021-06-06 11:03:59,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:03:59,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:03:59,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:03:59,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:03:59,906 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:03:59,906 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:03:59,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:03:59,907 INFO L82 PathProgramCache]: Analyzing trace with hash -253223918, now seen corresponding path program 1 times [2021-06-06 11:03:59,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:03:59,907 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296397148] [2021-06-06 11:03:59,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:03:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:03:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 11:03:59,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:03:59,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296397148] [2021-06-06 11:03:59,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296397148] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 11:03:59,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 11:03:59,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 11:03:59,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634835542] [2021-06-06 11:03:59,941 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 11:03:59,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:03:59,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 11:03:59,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 11:03:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:03:59,943 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:03:59,943 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-06-06 11:03:59,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:03:59,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:03:59,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:03:59,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:03:59,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:00,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:00,001 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 11:04:00,002 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:00,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:00,003 INFO L82 PathProgramCache]: Analyzing trace with hash -1978728107, now seen corresponding path program 2 times [2021-06-06 11:04:00,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:00,003 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403844408] [2021-06-06 11:04:00,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:04:00,101 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:00,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403844408] [2021-06-06 11:04:00,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403844408] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:00,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464380827] [2021-06-06 11:04:00,102 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:00,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 11:04:00,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:00,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 11:04:00,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:00,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 11:04:00,278 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464380827] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:00,278 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:00,278 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-06-06 11:04:00,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769899786] [2021-06-06 11:04:00,279 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 11:04:00,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:00,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 11:04:00,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-06-06 11:04:00,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:00,280 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:00,280 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 10 states have internal predecessors, (44), 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) [2021-06-06 11:04:00,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:00,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:00,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:00,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:00,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:00,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:00,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:00,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:00,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:00,787 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:00,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:00,787 INFO L82 PathProgramCache]: Analyzing trace with hash 687231191, now seen corresponding path program 3 times [2021-06-06 11:04:00,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:00,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262250381] [2021-06-06 11:04:00,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:01,161 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:04:01,161 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:01,161 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262250381] [2021-06-06 11:04:01,161 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262250381] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:01,161 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227707607] [2021-06-06 11:04:01,162 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 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 [2021-06-06 11:04:01,216 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 11:04:01,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:01,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-06 11:04:01,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:01,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-06-06 11:04:01,362 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,375 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:01,377 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,377 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:48, output treesize:47 [2021-06-06 11:04:01,454 INFO L446 ElimStorePlain]: Different costs {1=[v_C_11], 5=[A, B]} [2021-06-06 11:04:01,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:01,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-06-06 11:04:01,463 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:01,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:01,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 11:04:01,483 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 38 treesize of output 28 [2021-06-06 11:04:01,485 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,494 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:01,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:01,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 11:04:01,509 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 31 treesize of output 21 [2021-06-06 11:04:01,511 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,517 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:01,518 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,518 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:54, output treesize:20 [2021-06-06 11:04:01,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-06-06 11:04:01,607 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,611 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:01,612 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:01,614 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:11 [2021-06-06 11:04:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:04:01,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227707607] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:01,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:01,654 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-06-06 11:04:01,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906686508] [2021-06-06 11:04:01,654 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 11:04:01,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:01,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 11:04:01,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-06-06 11:04:01,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:01,655 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:01,655 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 12 states have internal predecessors, (44), 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) [2021-06-06 11:04:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:01,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:01,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:01,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:01,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:01,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:02,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:02,005 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:02,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:02,005 INFO L82 PathProgramCache]: Analyzing trace with hash -669776971, now seen corresponding path program 4 times [2021-06-06 11:04:02,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:02,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19801505] [2021-06-06 11:04:02,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 11:04:02,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:02,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19801505] [2021-06-06 11:04:02,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19801505] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:02,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229071923] [2021-06-06 11:04:02,073 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 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 [2021-06-06 11:04:02,109 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 11:04:02,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:02,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 11:04:02,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 11:04:02,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229071923] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:02,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:02,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-06 11:04:02,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457023739] [2021-06-06 11:04:02,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 11:04:02,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:02,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 11:04:02,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-06 11:04:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:02,247 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:02,247 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 13 states have internal predecessors, (53), 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) [2021-06-06 11:04:02,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:02,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:02,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:02,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:02,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:02,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:02,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:02,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:02,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:02,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:02,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:03,027 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 11:04:03,028 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:03,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:03,028 INFO L82 PathProgramCache]: Analyzing trace with hash -838265063, now seen corresponding path program 5 times [2021-06-06 11:04:03,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:03,028 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327590160] [2021-06-06 11:04:03,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:03,110 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-06 11:04:03,110 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:03,111 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327590160] [2021-06-06 11:04:03,111 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327590160] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:03,111 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380062779] [2021-06-06 11:04:03,111 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 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 [2021-06-06 11:04:03,171 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 11:04:03,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:03,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 11:04:03,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:03,347 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-06 11:04:03,347 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380062779] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:03,347 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:03,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-06 11:04:03,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610778762] [2021-06-06 11:04:03,348 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 11:04:03,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:03,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 11:04:03,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-06-06 11:04:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:03,349 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:03,349 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 17 states have internal predecessors, (62), 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) [2021-06-06 11:04:03,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:03,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:03,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:03,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:03,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:03,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:03,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:03,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:04,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:04,065 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:04,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:04,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1309979625, now seen corresponding path program 6 times [2021-06-06 11:04:04,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:04,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146822362] [2021-06-06 11:04:04,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:04,760 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:04:04,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:04,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146822362] [2021-06-06 11:04:04,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146822362] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:04,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782261666] [2021-06-06 11:04:04,761 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 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 [2021-06-06 11:04:04,810 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 11:04:04,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:04,811 WARN L261 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 67 conjunts are in the unsatisfiable core [2021-06-06 11:04:04,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:05,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-06-06 11:04:05,189 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:05,205 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:05,207 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-06 11:04:05,208 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:64 [2021-06-06 11:04:05,317 INFO L354 Elim1Store]: treesize reduction 29, result has 14.7 percent of original size [2021-06-06 11:04:05,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-06-06 11:04:05,319 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:05,341 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:05,344 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-06 11:04:05,344 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:82, output treesize:81 [2021-06-06 11:04:05,464 INFO L354 Elim1Store]: treesize reduction 72, result has 15.3 percent of original size [2021-06-06 11:04:05,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52 [2021-06-06 11:04:05,466 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:05,491 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:05,494 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-06 11:04:05,495 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:99, output treesize:98 [2021-06-06 11:04:05,695 INFO L446 ElimStorePlain]: Different costs {6=[v_C_15], 28=[A, B]} [2021-06-06 11:04:05,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,725 INFO L354 Elim1Store]: treesize reduction 49, result has 9.3 percent of original size [2021-06-06 11:04:05,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 72 [2021-06-06 11:04:05,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:05,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:05,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:05,871 INFO L354 Elim1Store]: treesize reduction 30, result has 76.7 percent of original size [2021-06-06 11:04:05,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 9 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 82 treesize of output 154 [2021-06-06 11:04:05,980 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-06-06 11:04:06,189 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 61 [2021-06-06 11:04:06,190 INFO L628 ElimStorePlain]: treesize reduction 738, result has 15.5 percent of original size [2021-06-06 11:04:06,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:06,271 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:06,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 9 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 116 treesize of output 208 [2021-06-06 11:04:07,949 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 363 [2021-06-06 11:04:08,078 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 363 [2021-06-06 11:04:08,210 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 354 [2021-06-06 11:04:08,309 INFO L550 ElimStorePlain]: Start of recursive call 4: 12 dim-0 vars, End of recursive call: and 5 xjuncts. [2021-06-06 11:04:10,790 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 355 DAG size of output: 47 [2021-06-06 11:04:10,790 INFO L628 ElimStorePlain]: treesize reduction 3791, result has 2.4 percent of original size [2021-06-06 11:04:10,810 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:10,811 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:121, output treesize:164 [2021-06-06 11:04:11,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 11:04:11,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:11,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 11:04:11,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 11:04:11,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 17 [2021-06-06 11:04:11,377 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:11,388 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:11,389 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:11,389 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:15 [2021-06-06 11:04:11,489 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:04:11,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782261666] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:11,489 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:11,489 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 19] total 30 [2021-06-06 11:04:11,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576311890] [2021-06-06 11:04:11,490 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 11:04:11,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:11,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 11:04:11,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=861, Unknown=0, NotChecked=0, Total=930 [2021-06-06 11:04:11,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:11,491 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:11,491 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.5161290322580645) internal successors, (78), 30 states have internal predecessors, (78), 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) [2021-06-06 11:04:11,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:11,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:11,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:11,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:11,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:11,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:11,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:11,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:12,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:12,704 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:12,705 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:12,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:12,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1502633355, now seen corresponding path program 7 times [2021-06-06 11:04:12,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:12,705 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317441036] [2021-06-06 11:04:12,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:12,794 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-06 11:04:12,795 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:12,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317441036] [2021-06-06 11:04:12,795 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317441036] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:12,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525099679] [2021-06-06 11:04:12,795 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 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 [2021-06-06 11:04:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:12,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 11:04:12,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:12,938 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-06 11:04:12,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525099679] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:12,938 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:12,938 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-06-06 11:04:12,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241517356] [2021-06-06 11:04:12,941 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 11:04:12,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:12,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 11:04:12,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-06-06 11:04:12,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:12,942 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:12,942 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 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) [2021-06-06 11:04:12,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:12,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:12,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:12,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:12,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:12,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:12,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:12,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:12,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:13,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:13,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:13,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:13,459 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2021-06-06 11:04:13,460 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:13,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:13,460 INFO L82 PathProgramCache]: Analyzing trace with hash 402005401, now seen corresponding path program 8 times [2021-06-06 11:04:13,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:13,460 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299110671] [2021-06-06 11:04:13,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-06 11:04:13,563 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:13,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299110671] [2021-06-06 11:04:13,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299110671] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:13,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1591921491] [2021-06-06 11:04:13,563 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 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 [2021-06-06 11:04:13,609 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 11:04:13,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:13,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 11:04:13,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:13,701 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-06 11:04:13,701 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1591921491] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:13,701 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:13,701 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 11:04:13,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775327662] [2021-06-06 11:04:13,703 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 11:04:13,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:13,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 11:04:13,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-06 11:04:13,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:13,704 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:13,704 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 states have internal predecessors, (46), 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) [2021-06-06 11:04:13,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:13,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:13,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:14,083 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:14,083 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:14,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:14,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1458180347, now seen corresponding path program 9 times [2021-06-06 11:04:14,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:14,084 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546272927] [2021-06-06 11:04:14,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:14,217 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-06-06 11:04:14,218 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:14,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546272927] [2021-06-06 11:04:14,218 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546272927] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:14,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [43575273] [2021-06-06 11:04:14,218 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 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 [2021-06-06 11:04:14,267 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 11:04:14,267 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:14,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 11:04:14,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:14,449 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-06 11:04:14,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [43575273] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:14,449 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:14,449 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-06-06 11:04:14,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183759889] [2021-06-06 11:04:14,450 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 11:04:14,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:14,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 11:04:14,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-06 11:04:14,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:14,451 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:14,451 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.25) internal successors, (65), 19 states have internal predecessors, (65), 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) [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:14,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:16,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:16,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:16,437 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:16,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:16,437 INFO L82 PathProgramCache]: Analyzing trace with hash -370486917, now seen corresponding path program 10 times [2021-06-06 11:04:16,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:16,437 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790612243] [2021-06-06 11:04:16,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:16,595 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 84 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-06 11:04:16,596 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:16,596 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790612243] [2021-06-06 11:04:16,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790612243] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:16,596 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377114629] [2021-06-06 11:04:16,596 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:16,640 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 11:04:16,640 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:16,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 11:04:16,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 79 proven. 25 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-06 11:04:16,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377114629] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:16,883 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:16,883 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-06-06 11:04:16,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699545847] [2021-06-06 11:04:16,883 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 11:04:16,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:16,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 11:04:16,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-06-06 11:04:16,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:16,884 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:16,884 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 27 states have internal predecessors, (90), 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) [2021-06-06 11:04:16,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:16,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:16,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:17,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:18,060 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable205 [2021-06-06 11:04:18,061 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:18,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:18,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1058062651, now seen corresponding path program 11 times [2021-06-06 11:04:18,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:18,061 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568955439] [2021-06-06 11:04:18,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:19,607 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 16 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:04:19,607 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:19,607 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568955439] [2021-06-06 11:04:19,607 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568955439] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:19,607 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808142208] [2021-06-06 11:04:19,607 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:19,661 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-06 11:04:19,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:19,663 WARN L261 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-06 11:04:19,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:20,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-06-06 11:04:20,150 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,170 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:20,171 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,171 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:98, output treesize:97 [2021-06-06 11:04:20,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-06-06 11:04:20,282 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,308 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:20,310 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,310 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-06-06 11:04:20,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 52 [2021-06-06 11:04:20,440 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,472 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:20,473 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,473 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:132, output treesize:131 [2021-06-06 11:04:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 72 [2021-06-06 11:04:20,614 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,642 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:20,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,643 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:149, output treesize:148 [2021-06-06 11:04:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-06-06 11:04:20,767 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,800 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:20,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:20,801 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:166, output treesize:165 [2021-06-06 11:04:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:04:20,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 112 [2021-06-06 11:04:20,989 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:21,027 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:21,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:21,028 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:186, output treesize:185 [2021-06-06 11:04:22,373 INFO L446 ElimStorePlain]: Different costs {0=[A, B], 7=[v_C_22]} [2021-06-06 11:04:22,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 75 [2021-06-06 11:04:22,380 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:22,394 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:22,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 55 [2021-06-06 11:04:22,401 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:22,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:22,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 11:04:22,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 67 [2021-06-06 11:04:22,416 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:22,424 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:22,425 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:22,425 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:153, output treesize:41 [2021-06-06 11:04:22,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 12 [2021-06-06 11:04:22,520 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:04:22,521 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:04:22,521 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:04:22,522 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:5 [2021-06-06 11:04:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:04:22,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808142208] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:22,559 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:22,560 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2021-06-06 11:04:22,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973238388] [2021-06-06 11:04:22,560 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 11:04:22,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:22,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 11:04:22,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=2130, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 11:04:22,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:22,562 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:22,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.5306122448979593) internal successors, (124), 48 states have internal predecessors, (124), 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) [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:22,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:22,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:22,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:28,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:29,126 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable206 [2021-06-06 11:04:29,126 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:29,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:29,126 INFO L82 PathProgramCache]: Analyzing trace with hash 1558491789, now seen corresponding path program 12 times [2021-06-06 11:04:29,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:29,127 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623937668] [2021-06-06 11:04:29,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:29,302 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 11:04:29,302 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:29,302 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623937668] [2021-06-06 11:04:29,302 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623937668] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:29,302 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637945971] [2021-06-06 11:04:29,303 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:29,394 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-06 11:04:29,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:29,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 11:04:29,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 49 proven. 114 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 11:04:29,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637945971] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:29,609 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:29,609 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-06-06 11:04:29,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614404637] [2021-06-06 11:04:29,610 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 11:04:29,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:29,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 11:04:29,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-06-06 11:04:29,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:29,610 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:29,611 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 states have internal predecessors, (61), 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) [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:29,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:29,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:30,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:31,074 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable207 [2021-06-06 11:04:31,074 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:31,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:31,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1668382725, now seen corresponding path program 13 times [2021-06-06 11:04:31,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:31,074 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177692770] [2021-06-06 11:04:31,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:31,392 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 225 proven. 64 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-06-06 11:04:31,392 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:31,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177692770] [2021-06-06 11:04:31,392 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177692770] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:31,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1974929334] [2021-06-06 11:04:31,392 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:31,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 11:04:31,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-06-06 11:04:31,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1974929334] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:31,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:31,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-06-06 11:04:31,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632004625] [2021-06-06 11:04:31,648 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-06 11:04:31,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:31,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-06 11:04:31,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-06-06 11:04:31,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:31,649 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:31,649 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.6666666666666665) internal successors, (72), 26 states have internal predecessors, (72), 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) [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:31,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:32,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:32,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:32,848 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:32,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:32,849 INFO L82 PathProgramCache]: Analyzing trace with hash -716308263, now seen corresponding path program 14 times [2021-06-06 11:04:32,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:32,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370870573] [2021-06-06 11:04:32,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:33,058 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 49 proven. 153 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 11:04:33,058 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:33,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370870573] [2021-06-06 11:04:33,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370870573] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:33,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201232202] [2021-06-06 11:04:33,059 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:33,119 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 11:04:33,120 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:33,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 11:04:33,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:33,768 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 195 proven. 81 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-06-06 11:04:33,768 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [201232202] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:33,768 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:33,769 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-06-06 11:04:33,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770970791] [2021-06-06 11:04:33,769 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-06 11:04:33,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:33,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-06 11:04:33,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-06-06 11:04:33,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:33,770 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:33,771 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.825) internal successors, (113), 39 states have internal predecessors, (113), 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) [2021-06-06 11:04:33,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:33,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:33,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:33,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:33,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:33,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:33,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:35,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:36,183 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:36,183 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:36,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:36,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1356945425, now seen corresponding path program 15 times [2021-06-06 11:04:36,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:36,184 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431600679] [2021-06-06 11:04:36,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 64 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 11:04:36,430 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:36,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431600679] [2021-06-06 11:04:36,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431600679] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:36,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1330515963] [2021-06-06 11:04:36,430 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:36,514 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-06 11:04:36,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:36,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 11:04:36,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:36,677 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 11:04:36,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1330515963] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:36,678 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:36,678 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-06-06 11:04:36,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360731915] [2021-06-06 11:04:36,678 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 11:04:36,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:36,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 11:04:36,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-06-06 11:04:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:36,680 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:36,680 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.0869565217391304) internal successors, (71), 22 states have internal predecessors, (71), 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) [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:36,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:36,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:38,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:04:38,726 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:38,727 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:38,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:38,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1571832841, now seen corresponding path program 16 times [2021-06-06 11:04:38,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:38,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971854928] [2021-06-06 11:04:38,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 100 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-06 11:04:39,118 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:39,118 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971854928] [2021-06-06 11:04:39,118 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971854928] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:39,118 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675958030] [2021-06-06 11:04:39,118 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:39,170 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 11:04:39,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:39,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 11:04:39,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:39,310 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 205 proven. 100 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-06-06 11:04:39,310 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675958030] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:39,310 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:39,310 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-06-06 11:04:39,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684586321] [2021-06-06 11:04:39,310 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 11:04:39,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:39,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 11:04:39,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-06-06 11:04:39,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:39,311 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:39,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.6206896551724137) internal successors, (76), 28 states have internal predecessors, (76), 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) [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:04:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:04:41,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:04:41,226 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable211 [2021-06-06 11:04:41,227 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:41,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:41,227 INFO L82 PathProgramCache]: Analyzing trace with hash -1342029995, now seen corresponding path program 17 times [2021-06-06 11:04:41,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:41,227 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741224791] [2021-06-06 11:04:41,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:41,538 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 81 proven. 214 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 11:04:41,538 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:41,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741224791] [2021-06-06 11:04:41,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741224791] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:41,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911756042] [2021-06-06 11:04:41,538 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:41,654 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-06-06 11:04:41,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:41,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-06 11:04:41,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 225 proven. 121 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-06 11:04:42,429 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911756042] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:42,429 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:42,429 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-06-06 11:04:42,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742472339] [2021-06-06 11:04:42,430 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-06 11:04:42,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:42,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-06 11:04:42,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-06-06 11:04:42,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:42,431 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:42,431 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.6666666666666665) internal successors, (136), 50 states have internal predecessors, (136), 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) [2021-06-06 11:04:42,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:42,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:42,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:04:42,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:45,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:04:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:04:45,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable212 [2021-06-06 11:04:45,355 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:04:45,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:04:45,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1256241771, now seen corresponding path program 18 times [2021-06-06 11:04:45,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:04:45,355 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244094697] [2021-06-06 11:04:45,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:04:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:04:45,630 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 100 proven. 249 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 11:04:45,630 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:04:45,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244094697] [2021-06-06 11:04:45,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244094697] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:45,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687995580] [2021-06-06 11:04:45,631 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:04:45,721 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-06 11:04:45,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:04:45,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 11:04:45,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:04:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 196 proven. 205 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-06-06 11:04:46,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687995580] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:04:46,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:04:46,310 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-06-06 11:04:46,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111575147] [2021-06-06 11:04:46,310 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-06 11:04:46,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:04:46,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-06 11:04:46,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-06-06 11:04:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:04:46,311 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:04:46,311 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.8863636363636362) internal successors, (127), 43 states have internal predecessors, (127), 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) [2021-06-06 11:04:46,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:46,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:46,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:04:46,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:04:46,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:04,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:04,395 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2021-06-06 11:05:04,395 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:05:04,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:05:04,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1166640011, now seen corresponding path program 19 times [2021-06-06 11:05:04,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:05:04,396 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310717402] [2021-06-06 11:05:04,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:05:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:05:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 526 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:05:05,133 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:05:05,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310717402] [2021-06-06 11:05:05,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310717402] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:05,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279537089] [2021-06-06 11:05:05,133 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:05:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:05:05,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-06 11:05:05,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:05:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 219 proven. 144 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-06-06 11:05:06,135 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279537089] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:06,135 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:05:06,135 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-06-06 11:05:06,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505714705] [2021-06-06 11:05:06,136 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-06 11:05:06,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:05:06,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-06 11:05:06,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-06-06 11:05:06,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:06,137 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:05:06,138 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.4788732394366195) internal successors, (176), 70 states have internal predecessors, (176), 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) [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:06,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:06,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:06,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:06,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:13,949 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable214 [2021-06-06 11:05:13,950 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:05:13,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:05:13,950 INFO L82 PathProgramCache]: Analyzing trace with hash 79091565, now seen corresponding path program 20 times [2021-06-06 11:05:13,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:05:13,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031407582] [2021-06-06 11:05:13,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:05:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:05:14,686 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 526 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:05:14,686 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:05:14,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031407582] [2021-06-06 11:05:14,687 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031407582] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:14,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36785100] [2021-06-06 11:05:14,687 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:05:14,741 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 11:05:14,742 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:05:14,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 11:05:14,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:05:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 223 proven. 169 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-06-06 11:05:15,748 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36785100] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:15,748 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:05:15,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-06-06 11:05:15,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803178216] [2021-06-06 11:05:15,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-06 11:05:15,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:05:15,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-06 11:05:15,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-06-06 11:05:15,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:15,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:05:15,750 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 2.4594594594594597) internal successors, (182), 73 states have internal predecessors, (182), 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) [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:15,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:15,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:23,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:23,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:23,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:23,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:05:23,753 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable215 [2021-06-06 11:05:23,753 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:05:23,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:05:23,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1377912113, now seen corresponding path program 21 times [2021-06-06 11:05:23,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:05:23,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332507364] [2021-06-06 11:05:23,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:05:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:05:24,171 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-06 11:05:24,171 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:05:24,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332507364] [2021-06-06 11:05:24,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332507364] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:24,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145140005] [2021-06-06 11:05:24,171 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:05:24,275 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-06 11:05:24,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:05:24,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 11:05:24,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:05:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-06 11:05:24,444 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145140005] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:24,444 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:05:24,444 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-06-06 11:05:24,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094414878] [2021-06-06 11:05:24,444 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-06 11:05:24,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:05:24,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-06 11:05:24,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-06-06 11:05:24,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:24,445 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:05:24,445 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.484848484848485) internal successors, (82), 32 states have internal predecessors, (82), 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) [2021-06-06 11:05:24,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:24,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:24,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:24,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:24,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:05:24,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:05:32,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:05:32,744 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:05:32,744 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:05:32,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:05:32,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1399108175, now seen corresponding path program 22 times [2021-06-06 11:05:32,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:05:32,745 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932978887] [2021-06-06 11:05:32,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:05:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:05:35,932 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 80 [2021-06-06 11:05:37,796 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 144 proven. 636 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:05:37,797 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:05:37,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932978887] [2021-06-06 11:05:37,797 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932978887] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:37,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388340988] [2021-06-06 11:05:37,797 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:05:37,875 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 11:05:37,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:05:37,880 WARN L261 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 202 conjunts are in the unsatisfiable core [2021-06-06 11:05:37,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:05:39,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-06-06 11:05:39,988 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,011 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:40,012 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,012 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:178, output treesize:177 [2021-06-06 11:05:40,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-06-06 11:05:40,201 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,227 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:40,228 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,228 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:195, output treesize:194 [2021-06-06 11:05:40,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 52 [2021-06-06 11:05:40,436 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:40,471 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,471 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:212, output treesize:211 [2021-06-06 11:05:40,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 72 [2021-06-06 11:05:40,705 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:40,745 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:40,745 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:229, output treesize:228 [2021-06-06 11:05:40,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:40,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-06-06 11:05:41,011 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:41,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:41,081 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:41,081 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:246, output treesize:245 [2021-06-06 11:05:41,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 112 [2021-06-06 11:05:41,386 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:41,435 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:41,437 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:41,437 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:263, output treesize:262 [2021-06-06 11:05:41,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:41,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 132 [2021-06-06 11:05:41,740 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:41,799 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:41,800 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:41,800 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:280, output treesize:279 [2021-06-06 11:05:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 152 [2021-06-06 11:05:42,135 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:42,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:42,197 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:42,197 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:297, output treesize:296 [2021-06-06 11:05:42,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 172 [2021-06-06 11:05:42,550 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:42,615 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:42,616 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:42,616 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:314, output treesize:313 [2021-06-06 11:05:42,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 192 [2021-06-06 11:05:43,024 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:43,104 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:43,106 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:43,106 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:331, output treesize:330 [2021-06-06 11:05:43,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 212 [2021-06-06 11:05:43,528 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:43,609 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:43,610 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:43,610 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:348, output treesize:347 [2021-06-06 11:05:43,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 232 [2021-06-06 11:05:44,067 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:44,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:44,158 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:44,158 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:365, output treesize:364 [2021-06-06 11:05:44,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:44,750 INFO L244 Elim1Store]: Index analysis took 224 ms [2021-06-06 11:05:44,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 252 [2021-06-06 11:05:44,753 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:44,850 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:44,851 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:44,852 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:382, output treesize:381 [2021-06-06 11:05:45,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,366 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-06-06 11:05:45,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 272 [2021-06-06 11:05:45,369 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:45,475 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-06-06 11:05:45,475 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:45,477 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:45,477 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:399, output treesize:398 [2021-06-06 11:05:45,862 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-06-06 11:05:45,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:45,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,026 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-06-06 11:05:46,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 328 treesize of output 212 [2021-06-06 11:05:46,030 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:46,049 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:46,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 259 treesize of output 143 [2021-06-06 11:05:46,121 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:46,129 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:46,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 11:05:46,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 151 [2021-06-06 11:05:46,197 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:46,205 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:46,205 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:46,205 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:411, output treesize:88 [2021-06-06 11:05:49,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 39 [2021-06-06 11:05:49,197 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 11:05:49,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 11:05:49,199 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 11:05:49,199 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:5 [2021-06-06 11:05:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 11:05:49,270 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388340988] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:05:49,270 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:05:49,270 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 47] total 94 [2021-06-06 11:05:49,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922297979] [2021-06-06 11:05:49,271 INFO L462 AbstractCegarLoop]: Interpolant automaton has 95 states [2021-06-06 11:05:49,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:05:49,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2021-06-06 11:05:49,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=723, Invalid=8207, Unknown=0, NotChecked=0, Total=8930 [2021-06-06 11:05:49,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:49,273 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:05:49,274 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 95 states, 95 states have (on average 2.4842105263157896) internal successors, (236), 94 states have internal predecessors, (236), 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) [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:05:49,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:05:49,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:05:49,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:05:49,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:05:49,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:05:49,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:05:55,443 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 142 [2021-06-06 11:05:55,874 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 145 [2021-06-06 11:05:56,521 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 135 [2021-06-06 11:06:42,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:06:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:06:42,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:06:42,348 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable217 [2021-06-06 11:06:42,348 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:06:42,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:06:42,349 INFO L82 PathProgramCache]: Analyzing trace with hash 2054970213, now seen corresponding path program 23 times [2021-06-06 11:06:42,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:06:42,349 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704451294] [2021-06-06 11:06:42,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:06:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:06:43,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-06 11:06:43,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:06:43,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704451294] [2021-06-06 11:06:43,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704451294] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:06:43,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325542752] [2021-06-06 11:06:43,357 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:06:43,657 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-06 11:06:43,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:06:43,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 11:06:43,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:06:43,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-06 11:06:43,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325542752] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:06:43,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:06:43,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-06-06 11:06:43,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579463422] [2021-06-06 11:06:43,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-06 11:06:43,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:06:43,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-06 11:06:43,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-06-06 11:06:43,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:06:43,887 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:06:43,887 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.3137254901960786) internal successors, (118), 50 states have internal predecessors, (118), 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) [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:06:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:06:43,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:07:06,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:06,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:06,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:06,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:06,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:06,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:07:06,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:07:06,520 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:07:06,520 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:07:06,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:07:06,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1676792253, now seen corresponding path program 24 times [2021-06-06 11:07:06,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:07:06,521 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044789615] [2021-06-06 11:07:06,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:07:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:07:07,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 225 proven. 501 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 11:07:07,065 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:07:07,065 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044789615] [2021-06-06 11:07:07,065 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044789615] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:07:07,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047802343] [2021-06-06 11:07:07,066 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:07:07,342 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 11:07:07,342 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:07:07,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 11:07:07,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:07:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 256 proven. 470 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 11:07:07,600 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2047802343] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:07:07,600 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:07:07,600 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-06-06 11:07:07,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772992569] [2021-06-06 11:07:07,600 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 11:07:07,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:07:07,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 11:07:07,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 11:07:07,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:07:07,601 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:07:07,601 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.864864864864865) internal successors, (106), 36 states have internal predecessors, (106), 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) [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:07:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:07:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:07:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:07:38,633 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable219 [2021-06-06 11:07:38,633 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:07:38,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:07:38,633 INFO L82 PathProgramCache]: Analyzing trace with hash -654188411, now seen corresponding path program 25 times [2021-06-06 11:07:38,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:07:38,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652785515] [2021-06-06 11:07:38,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:07:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:07:39,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 961 proven. 289 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-06-06 11:07:39,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:07:39,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652785515] [2021-06-06 11:07:39,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652785515] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:07:39,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97677203] [2021-06-06 11:07:39,592 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:07:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:07:39,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 11:07:39,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:07:39,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 779 proven. 289 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2021-06-06 11:07:39,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97677203] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:07:39,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:07:39,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-06-06 11:07:39,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29018244] [2021-06-06 11:07:39,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-06 11:07:39,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:07:39,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-06 11:07:39,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-06-06 11:07:39,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:07:39,888 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:07:39,888 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.3461538461538463) internal successors, (122), 51 states have internal predecessors, (122), 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) [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:07:39,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:07:39,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:08:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:08:09,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:08:09,434 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:08:09,434 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:08:09,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:08:09,435 INFO L82 PathProgramCache]: Analyzing trace with hash -560519065, now seen corresponding path program 26 times [2021-06-06 11:08:09,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:08:09,435 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73006758] [2021-06-06 11:08:09,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:08:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:08:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 256 proven. 554 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 11:08:09,963 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:08:09,963 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73006758] [2021-06-06 11:08:09,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73006758] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:08:09,964 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52222193] [2021-06-06 11:08:09,964 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:08:10,054 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 11:08:10,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:08:10,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-06 11:08:10,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:08:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 805 proven. 324 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-06-06 11:08:11,446 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52222193] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:08:11,446 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:08:11,446 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-06-06 11:08:11,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338439764] [2021-06-06 11:08:11,447 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-06 11:08:11,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:08:11,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-06 11:08:11,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-06-06 11:08:11,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:08:11,448 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:08:11,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.5526315789473686) internal successors, (194), 75 states have internal predecessors, (194), 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) [2021-06-06 11:08:11,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:08:11,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:08:46,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:46,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:46,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:46,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:46,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:08:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:08:46,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:08:46,486 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable221 [2021-06-06 11:08:46,486 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:08:46,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:08:46,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1953847615, now seen corresponding path program 27 times [2021-06-06 11:08:46,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:08:46,487 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636253483] [2021-06-06 11:08:46,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:08:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:08:47,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 289 proven. 610 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 11:08:47,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:08:47,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636253483] [2021-06-06 11:08:47,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636253483] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:08:47,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248758135] [2021-06-06 11:08:47,160 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:08:47,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-06-06 11:08:47,310 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:08:47,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-06 11:08:47,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:08:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 324 proven. 575 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 11:08:47,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248758135] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:08:47,559 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:08:47,559 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 40 [2021-06-06 11:08:47,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739308718] [2021-06-06 11:08:47,560 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-06 11:08:47,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:08:47,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-06 11:08:47,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=1218, Unknown=0, NotChecked=0, Total=1640 [2021-06-06 11:08:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:08:47,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:08:47,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.8292682926829267) internal successors, (116), 40 states have internal predecessors, (116), 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) [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:08:47,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:08:47,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:08:47,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:08:47,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:08:47,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:09:24,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:09:24,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:09:24,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:09:24,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 11:09:24,214 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable222 [2021-06-06 11:09:24,215 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:09:24,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:09:24,215 INFO L82 PathProgramCache]: Analyzing trace with hash -423295991, now seen corresponding path program 28 times [2021-06-06 11:09:24,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:09:24,215 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711894880] [2021-06-06 11:09:24,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:09:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:09:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 961 proven. 361 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-06-06 11:09:25,326 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:09:25,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711894880] [2021-06-06 11:09:25,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711894880] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:09:25,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549782007] [2021-06-06 11:09:25,327 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:09:25,399 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 11:09:25,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:09:25,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-06 11:09:25,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:09:25,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 829 proven. 361 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-06-06 11:09:25,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1549782007] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:09:25,610 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:09:25,610 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 41] total 53 [2021-06-06 11:09:25,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168352848] [2021-06-06 11:09:25,610 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 11:09:25,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:09:25,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 11:09:25,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 11:09:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:09:25,611 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:09:25,611 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.3333333333333335) internal successors, (126), 53 states have internal predecessors, (126), 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) [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:09:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 11:09:25,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:10:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:10:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:10:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:10:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:10:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:10:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:10:00,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 11:10:00,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 11:10:00,292 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable223 [2021-06-06 11:10:00,292 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:10:00,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:10:00,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1785505429, now seen corresponding path program 29 times [2021-06-06 11:10:00,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:10:00,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790044277] [2021-06-06 11:10:00,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:10:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:10:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 324 proven. 669 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 11:10:00,999 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:10:00,999 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790044277] [2021-06-06 11:10:00,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790044277] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:10:00,999 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149343935] [2021-06-06 11:10:01,000 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:10:01,294 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-06 11:10:01,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:10:01,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-06 11:10:01,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:10:02,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 361 proven. 1022 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2021-06-06 11:10:02,110 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149343935] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:10:02,110 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:10:02,110 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 61 [2021-06-06 11:10:02,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034760322] [2021-06-06 11:10:02,111 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-06-06 11:10:02,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:10:02,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-06-06 11:10:02,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3110, Unknown=0, NotChecked=0, Total=3782 [2021-06-06 11:10:02,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:10:02,112 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:10:02,112 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 2.629032258064516) internal successors, (163), 61 states have internal predecessors, (163), 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) [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:10:02,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 11:10:02,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:11:41,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:11:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:11:41,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:11:41,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 11:11:41,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 11:11:41,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 627 states. [2021-06-06 11:11:41,568 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:11:41,569 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 11:11:41,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 11:11:41,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1616771333, now seen corresponding path program 30 times [2021-06-06 11:11:41,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 11:11:41,569 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397601513] [2021-06-06 11:11:41,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 11:11:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 11:11:42,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2012 backedges. 740 proven. 400 refuted. 0 times theorem prover too weak. 872 trivial. 0 not checked. [2021-06-06 11:11:42,723 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 11:11:42,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397601513] [2021-06-06 11:11:42,723 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397601513] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:11:42,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642438572] [2021-06-06 11:11:42,723 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 11:11:42,982 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 11:11:42,982 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 11:11:42,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 11:11:42,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 11:11:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2012 backedges. 712 proven. 400 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 11:11:43,781 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642438572] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 11:11:43,781 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 11:11:43,781 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 65 [2021-06-06 11:11:43,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565078502] [2021-06-06 11:11:43,782 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-06-06 11:11:43,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 11:11:43,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-06-06 11:11:43,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=761, Invalid=3529, Unknown=0, NotChecked=0, Total=4290 [2021-06-06 11:11:43,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 11:11:43,783 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 11:11:43,783 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 2.9242424242424243) internal successors, (193), 65 states have internal predecessors, (193), 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) [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 11:11:43,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 627 states. [2021-06-06 11:11:43,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.