/usr/bin/java -Xmx8000000000 -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-NewStatesSleepPersistentFixedOrder-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 15:26:43,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 15:26:43,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 15:26:43,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 15:26:43,368 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-NewStatesSleepPersistentFixedOrder-NoLbe-Random7777.epf [2021-07-10 15:26:43,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 15:26:43,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 15:26:43,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 15:26:43,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 15:26:43,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 15:26:43,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 15:26:43,395 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 15:26:43,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 15:26:43,395 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 15:26:43,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 15:26:43,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 15:26:43,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 15:26:43,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 15:26:43,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 15:26:43,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 15:26:43,396 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 15:26:43,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 15:26:43,397 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 15:26:43,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 15:26:43,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 15:26:43,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 15:26:43,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 15:26:43,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 15:26:43,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 15:26:43,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 15:26:43,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 15:26:43,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 15:26:43,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 15:26:43,398 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-10 15:26:43,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 15:26:43,398 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 15:26:43,398 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 15:26:43,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 15:26:43,399 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 15:26:43,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-10 15:26:43,399 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 15:26:43,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 15:26:43,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 15:26:43,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 15:26:43,695 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 15:26:43,696 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 15:26:43,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl [2021-07-10 15:26:43,697 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl' [2021-07-10 15:26:43,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 15:26:43,730 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 15:26:43,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 15:26:43,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 15:26:43,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 15:26:43,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 15:26:43,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 15:26:43,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 15:26:43,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 15:26:43,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/1) ... [2021-07-10 15:26:43,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 15:26:43,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 15:26:43,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 15:26:43,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 15:26:43,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (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 [2021-07-10 15:26:43,902 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 15:26:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 15:26:43,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 15:26:43,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 15:26:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 15:26:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 15:26:43,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 15:26:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 15:26:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 15:26:43,904 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 15:26:44,235 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 15:26:44,235 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-10 15:26:44,236 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-10 15:26:44,236 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-10 15:26:44,237 INFO L202 PluginConnector]: Adding new model array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:26:44 BoogieIcfgContainer [2021-07-10 15:26:44,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 15:26:44,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 15:26:44,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 15:26:44,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 15:26:44,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:26:43" (1/2) ... [2021-07-10 15:26:44,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c08ebe8 and model type array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:26:44, skipping insertion in model container [2021-07-10 15:26:44,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:26:44" (2/2) ... [2021-07-10 15:26:44,242 INFO L111 eAbstractionObserver]: Analyzing ICFG array-int-symm.wvr.bpl [2021-07-10 15:26:44,246 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 15:26:44,246 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 15:26:44,246 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 15:26:44,246 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 15:26:44,267 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 15:26:44,291 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 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 [2021-07-10 15:26:44,338 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 15:26:44,339 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 15:26:44,339 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 15:26:44,339 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 15:26:44,339 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 15:26:44,339 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 15:26:44,339 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 15:26:44,339 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 15:26:44,392 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:44,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:44,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1505634868, now seen corresponding path program 1 times [2021-07-10 15:26:44,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:44,402 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588658534] [2021-07-10 15:26:44,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:44,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:44,520 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:44,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588658534] [2021-07-10 15:26:44,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588658534] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 15:26:44,521 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 15:26:44,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 15:26:44,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126382183] [2021-07-10 15:26:44,524 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 15:26:44,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:44,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 15:26:44,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 15:26:44,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:44,533 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:44,536 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2021-07-10 15:26:44,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:44,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:44,564 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 15:26:44,564 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:44,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:44,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1055697790, now seen corresponding path program 1 times [2021-07-10 15:26:44,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:44,565 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008731694] [2021-07-10 15:26:44,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:44,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:44,638 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:44,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008731694] [2021-07-10 15:26:44,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008731694] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:44,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167429298] [2021-07-10 15:26:44,640 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 [2021-07-10 15:26:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:44,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-10 15:26:44,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:44,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:44,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1167429298] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:44,807 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:44,807 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-07-10 15:26:44,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613342563] [2021-07-10 15:26:44,808 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 15:26:44,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:44,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 15:26:44,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-10 15:26:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:44,809 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:44,809 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 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) [2021-07-10 15:26:44,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:44,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:44,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:44,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:45,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:45,085 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:45,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:45,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1634191884, now seen corresponding path program 1 times [2021-07-10 15:26:45,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:45,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552660853] [2021-07-10 15:26:45,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:45,462 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:45,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552660853] [2021-07-10 15:26:45,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552660853] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:45,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [742938576] [2021-07-10 15:26:45,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-07-10 15:26:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:45,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 15:26:45,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:45,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:45,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2021-07-10 15:26:45,844 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:45,860 INFO L628 ElimStorePlain]: treesize reduction 89, result has 11.0 percent of original size [2021-07-10 15:26:45,861 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:45,861 INFO L518 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2021-07-10 15:26:45,861 INFO L518 ElimStorePlain]: Eliminatee v_prenex_6 vanished before elimination [2021-07-10 15:26:45,862 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:45,862 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:107, output treesize:11 [2021-07-10 15:26:45,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:45,885 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [742938576] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:45,885 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:45,885 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-07-10 15:26:45,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436275853] [2021-07-10 15:26:45,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 15:26:45,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:45,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 15:26:45,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-07-10 15:26:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:45,887 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:45,887 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 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) [2021-07-10 15:26:45,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:45,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:45,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:45,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:45,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:45,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:46,144 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:46,145 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:46,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:46,145 INFO L82 PathProgramCache]: Analyzing trace with hash -232026946, now seen corresponding path program 2 times [2021-07-10 15:26:46,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:46,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118648971] [2021-07-10 15:26:46,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:46,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:46,217 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:46,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118648971] [2021-07-10 15:26:46,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118648971] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:46,219 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [60749010] [2021-07-10 15:26:46,220 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:46,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 15:26:46,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:46,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-10 15:26:46,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:46,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:46,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:26:46,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:46,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:26:46,335 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:46,350 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:26:46,350 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:46,357 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:46,357 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:26:46,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:46,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [60749010] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:46,376 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:46,376 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-07-10 15:26:46,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431700446] [2021-07-10 15:26:46,377 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 15:26:46,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:46,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 15:26:46,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-07-10 15:26:46,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:46,377 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:46,378 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 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) [2021-07-10 15:26:46,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:46,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:46,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:46,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:46,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:46,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:46,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:46,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:46,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:46,661 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:46,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:46,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1396014260, now seen corresponding path program 3 times [2021-07-10 15:26:46,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:46,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634340926] [2021-07-10 15:26:46,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:47,055 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:47,055 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:47,055 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634340926] [2021-07-10 15:26:47,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634340926] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:47,055 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032059768] [2021-07-10 15:26:47,055 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:47,091 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-07-10 15:26:47,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:47,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-10 15:26:47,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:47,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:47,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:47,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2021-07-10 15:26:47,544 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:47,562 INFO L628 ElimStorePlain]: treesize reduction 107, result has 9.3 percent of original size [2021-07-10 15:26:47,562 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:47,562 INFO L518 ElimStorePlain]: Eliminatee v_prenex_14 vanished before elimination [2021-07-10 15:26:47,562 INFO L518 ElimStorePlain]: Eliminatee v_prenex_13 vanished before elimination [2021-07-10 15:26:47,565 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:47,565 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:140, output treesize:11 [2021-07-10 15:26:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:47,595 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1032059768] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:47,596 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:47,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 14 [2021-07-10 15:26:47,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824237632] [2021-07-10 15:26:47,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 15:26:47,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:47,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 15:26:47,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-07-10 15:26:47,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:47,597 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:47,597 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 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) [2021-07-10 15:26:47,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:47,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:47,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:47,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:47,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:47,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:47,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:47,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:47,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:48,058 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-07-10 15:26:48,059 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:48,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:48,059 INFO L82 PathProgramCache]: Analyzing trace with hash 256788734, now seen corresponding path program 4 times [2021-07-10 15:26:48,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:48,059 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274111020] [2021-07-10 15:26:48,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:48,129 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:48,129 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:48,129 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274111020] [2021-07-10 15:26:48,129 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274111020] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:48,130 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387763316] [2021-07-10 15:26:48,130 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:48,161 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 15:26:48,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:48,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-10 15:26:48,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:48,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:48,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:26:48,261 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:48,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:26:48,264 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:48,280 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:26:48,280 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:48,281 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:48,281 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:26:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:48,308 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [387763316] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:48,308 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:48,308 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-07-10 15:26:48,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982787380] [2021-07-10 15:26:48,309 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-10 15:26:48,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:48,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-10 15:26:48,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-07-10 15:26:48,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:48,309 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:48,310 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 13 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) [2021-07-10 15:26:48,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:48,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:48,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:48,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:48,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:48,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:48,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:48,625 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-07-10 15:26:48,625 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:48,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:48,625 INFO L82 PathProgramCache]: Analyzing trace with hash -630568844, now seen corresponding path program 5 times [2021-07-10 15:26:48,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:48,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790279452] [2021-07-10 15:26:48,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:49,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:49,131 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:49,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790279452] [2021-07-10 15:26:49,132 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790279452] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:49,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843067154] [2021-07-10 15:26:49,132 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:49,168 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-07-10 15:26:49,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:49,169 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 41 conjunts are in the unsatisfiable core [2021-07-10 15:26:49,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:49,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:49,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:49,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2021-07-10 15:26:49,853 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:49,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:49,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:49,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 35 [2021-07-10 15:26:49,882 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:49,895 INFO L628 ElimStorePlain]: treesize reduction 99, result has 10.0 percent of original size [2021-07-10 15:26:49,895 INFO L518 ElimStorePlain]: Eliminatee v_prenex_21 vanished before elimination [2021-07-10 15:26:49,895 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:49,895 INFO L518 ElimStorePlain]: Eliminatee v_prenex_22 vanished before elimination [2021-07-10 15:26:49,896 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:49,896 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:173, output treesize:11 [2021-07-10 15:26:49,934 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:49,934 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [843067154] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:49,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:49,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2021-07-10 15:26:49,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099522096] [2021-07-10 15:26:49,935 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-10 15:26:49,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:49,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-10 15:26:49,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-07-10 15:26:49,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:49,936 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:49,936 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 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) [2021-07-10 15:26:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:50,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:50,477 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:50,477 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:50,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:50,477 INFO L82 PathProgramCache]: Analyzing trace with hash -209638850, now seen corresponding path program 6 times [2021-07-10 15:26:50,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:50,478 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775247423] [2021-07-10 15:26:50,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:50,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:50,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:50,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775247423] [2021-07-10 15:26:50,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775247423] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:50,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874549173] [2021-07-10 15:26:50,577 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:50,607 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-07-10 15:26:50,608 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:50,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-10 15:26:50,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:50,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:50,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:26:50,720 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:50,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:26:50,723 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:50,752 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:26:50,753 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:50,754 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:50,754 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:26:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:50,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874549173] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:50,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:50,772 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2021-07-10 15:26:50,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735860666] [2021-07-10 15:26:50,773 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-10 15:26:50,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:50,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-10 15:26:50,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-07-10 15:26:50,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:50,774 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:50,774 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 15:26:50,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:50,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:50,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:50,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:50,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:50,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:50,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:50,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:50,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:50,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:51,087 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-07-10 15:26:51,088 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:51,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:51,088 INFO L82 PathProgramCache]: Analyzing trace with hash 2090045236, now seen corresponding path program 7 times [2021-07-10 15:26:51,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:51,088 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154895967] [2021-07-10 15:26:51,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:51,498 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:51,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154895967] [2021-07-10 15:26:51,499 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154895967] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:51,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1737296581] [2021-07-10 15:26:51,499 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:51,532 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 53 conjunts are in the unsatisfiable core [2021-07-10 15:26:51,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:52,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:52,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:52,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 40 [2021-07-10 15:26:52,466 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:52,482 INFO L628 ElimStorePlain]: treesize reduction 155, result has 6.6 percent of original size [2021-07-10 15:26:52,482 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:52,482 INFO L518 ElimStorePlain]: Eliminatee v_prenex_34 vanished before elimination [2021-07-10 15:26:52,482 INFO L518 ElimStorePlain]: Eliminatee v_prenex_33 vanished before elimination [2021-07-10 15:26:52,483 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:52,483 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:206, output treesize:11 [2021-07-10 15:26:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:52,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1737296581] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:52,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:52,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 21 [2021-07-10 15:26:52,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085961162] [2021-07-10 15:26:52,493 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-10 15:26:52,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:52,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-10 15:26:52,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=372, Unknown=0, NotChecked=0, Total=420 [2021-07-10 15:26:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:52,494 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:52,494 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 21 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:52,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:52,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:52,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:52,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:52,924 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-10 15:26:52,925 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:52,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:52,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1418123650, now seen corresponding path program 8 times [2021-07-10 15:26:52,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:52,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707079838] [2021-07-10 15:26:52,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:53,048 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:53,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707079838] [2021-07-10 15:26:53,049 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707079838] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:53,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013251545] [2021-07-10 15:26:53,049 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:53,082 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 15:26:53,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:53,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-10 15:26:53,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:53,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:53,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:26:53,228 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:53,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:26:53,231 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:53,245 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:26:53,245 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:53,246 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:53,246 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:26:53,281 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:53,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013251545] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:53,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:53,281 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-07-10 15:26:53,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064601118] [2021-07-10 15:26:53,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-10 15:26:53,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:53,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-10 15:26:53,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-07-10 15:26:53,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:53,283 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:53,284 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 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) [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:53,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:53,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:26:53,657 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:26:53,657 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:53,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:53,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1013245196, now seen corresponding path program 9 times [2021-07-10 15:26:53,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:53,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415330230] [2021-07-10 15:26:53,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:54,084 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:54,084 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415330230] [2021-07-10 15:26:54,084 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415330230] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:54,084 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350456470] [2021-07-10 15:26:54,084 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 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 [2021-07-10 15:26:54,117 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 15:26:54,118 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:54,119 WARN L261 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 65 conjunts are in the unsatisfiable core [2021-07-10 15:26:54,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:55,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:55,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:55,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-07-10 15:26:55,350 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:55,368 INFO L628 ElimStorePlain]: treesize reduction 177, result has 5.9 percent of original size [2021-07-10 15:26:55,368 INFO L518 ElimStorePlain]: Eliminatee v_prenex_42 vanished before elimination [2021-07-10 15:26:55,368 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:55,369 INFO L518 ElimStorePlain]: Eliminatee v_prenex_41 vanished before elimination [2021-07-10 15:26:55,369 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:55,369 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:239, output treesize:11 [2021-07-10 15:26:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:55,403 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350456470] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:55,403 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:55,404 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2021-07-10 15:26:55,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708072506] [2021-07-10 15:26:55,404 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-10 15:26:55,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:55,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-10 15:26:55,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-07-10 15:26:55,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:55,405 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:55,405 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.4230769230769231) internal successors, (37), 26 states have internal predecessors, (37), 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) [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:26:55,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:26:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:26:55,928 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-07-10 15:26:55,929 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:55,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:55,929 INFO L82 PathProgramCache]: Analyzing trace with hash -814217282, now seen corresponding path program 10 times [2021-07-10 15:26:55,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:55,929 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105250223] [2021-07-10 15:26:55,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:56,076 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:56,077 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:56,077 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105250223] [2021-07-10 15:26:56,077 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105250223] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:56,077 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589311277] [2021-07-10 15:26:56,077 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 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 [2021-07-10 15:26:56,113 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 15:26:56,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:56,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-10 15:26:56,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:56,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:56,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:26:56,292 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:56,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:26:56,295 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:56,310 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:26:56,310 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:56,311 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:56,311 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:26:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:56,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589311277] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:56,335 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:56,335 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 22 [2021-07-10 15:26:56,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156004171] [2021-07-10 15:26:56,335 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-10 15:26:56,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:56,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-10 15:26:56,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-07-10 15:26:56,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:56,336 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:56,336 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:26:56,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:26:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:26:56,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:26:56,740 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable89 [2021-07-10 15:26:56,740 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:26:56,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:26:56,741 INFO L82 PathProgramCache]: Analyzing trace with hash 527983028, now seen corresponding path program 11 times [2021-07-10 15:26:56,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:26:56,741 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659125716] [2021-07-10 15:26:56,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:26:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:26:57,593 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:57,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:26:57,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659125716] [2021-07-10 15:26:57,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659125716] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:57,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541173298] [2021-07-10 15:26:57,593 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 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 [2021-07-10 15:26:57,629 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-10 15:26:57,630 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:26:57,631 WARN L261 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 77 conjunts are in the unsatisfiable core [2021-07-10 15:26:57,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:26:59,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:26:59,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:26:59,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 54 [2021-07-10 15:26:59,397 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:26:59,423 INFO L628 ElimStorePlain]: treesize reduction 195, result has 5.3 percent of original size [2021-07-10 15:26:59,424 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:26:59,424 INFO L518 ElimStorePlain]: Eliminatee v_prenex_58 vanished before elimination [2021-07-10 15:26:59,424 INFO L518 ElimStorePlain]: Eliminatee v_prenex_57 vanished before elimination [2021-07-10 15:26:59,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:26:59,424 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:272, output treesize:11 [2021-07-10 15:26:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:26:59,471 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541173298] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:26:59,471 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:26:59,471 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16] total 31 [2021-07-10 15:26:59,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494836817] [2021-07-10 15:26:59,471 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 15:26:59,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:26:59,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 15:26:59,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=864, Unknown=0, NotChecked=0, Total=930 [2021-07-10 15:26:59,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:26:59,472 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:26:59,472 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 31 states have internal predecessors, (41), 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) [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:26:59,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:00,033 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 71 [2021-07-10 15:27:00,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:00,299 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable91 [2021-07-10 15:27:00,299 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:00,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:00,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1479719938, now seen corresponding path program 12 times [2021-07-10 15:27:00,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:00,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384231357] [2021-07-10 15:27:00,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:00,471 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:00,471 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384231357] [2021-07-10 15:27:00,471 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384231357] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:00,471 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711982654] [2021-07-10 15:27:00,471 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 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 [2021-07-10 15:27:00,523 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-10 15:27:00,524 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:00,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 34 conjunts are in the unsatisfiable core [2021-07-10 15:27:00,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:00,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:00,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:27:00,726 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:00,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:27:00,729 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:00,743 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:27:00,743 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:00,743 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:00,743 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:27:00,768 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:00,768 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711982654] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:00,768 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:00,768 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 25 [2021-07-10 15:27:00,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104971093] [2021-07-10 15:27:00,768 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-10 15:27:00,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:00,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-10 15:27:00,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-07-10 15:27:00,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:00,769 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:00,769 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 25 states have internal predecessors, (33), 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) [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:00,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:00,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:00,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:00,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:00,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:00,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:00,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:01,216 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:27:01,217 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:01,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:01,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1372237172, now seen corresponding path program 13 times [2021-07-10 15:27:01,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:01,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172988163] [2021-07-10 15:27:01,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:01,812 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:01,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172988163] [2021-07-10 15:27:01,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172988163] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:01,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702476402] [2021-07-10 15:27:01,812 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 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 [2021-07-10 15:27:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:01,852 WARN L261 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 89 conjunts are in the unsatisfiable core [2021-07-10 15:27:01,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:03,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:03,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:03,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 61 [2021-07-10 15:27:03,941 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:03,966 INFO L628 ElimStorePlain]: treesize reduction 221, result has 4.7 percent of original size [2021-07-10 15:27:03,966 INFO L518 ElimStorePlain]: Eliminatee v_prenex_71 vanished before elimination [2021-07-10 15:27:03,966 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 15:27:03,966 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:03,966 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:03,966 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:305, output treesize:11 [2021-07-10 15:27:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:03,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702476402] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:03,974 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:03,974 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 33 [2021-07-10 15:27:03,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184634932] [2021-07-10 15:27:03,974 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-10 15:27:03,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:03,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-10 15:27:03,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=978, Unknown=0, NotChecked=0, Total=1056 [2021-07-10 15:27:03,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:03,975 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:03,975 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 33 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) [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:03,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:03,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:03,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:03,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:04,573 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2021-07-10 15:27:04,573 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:04,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:04,574 INFO L82 PathProgramCache]: Analyzing trace with hash 410002750, now seen corresponding path program 14 times [2021-07-10 15:27:04,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:04,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241657445] [2021-07-10 15:27:04,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:04,780 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:04,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241657445] [2021-07-10 15:27:04,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241657445] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:04,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005523012] [2021-07-10 15:27:04,780 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 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 [2021-07-10 15:27:04,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 15:27:04,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:04,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-10 15:27:04,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:05,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:05,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:27:05,060 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:05,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:27:05,062 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:05,076 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:27:05,076 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:05,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:05,077 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:27:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:05,103 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005523012] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:05,103 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:05,103 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 28 [2021-07-10 15:27:05,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232067004] [2021-07-10 15:27:05,104 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-10 15:27:05,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:05,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-10 15:27:05,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-07-10 15:27:05,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:05,104 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:05,104 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 28 states have internal predecessors, (36), 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) [2021-07-10 15:27:05,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:05,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:05,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:05,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:05,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:05,661 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:27:05,661 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:05,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:05,661 INFO L82 PathProgramCache]: Analyzing trace with hash -175901644, now seen corresponding path program 15 times [2021-07-10 15:27:05,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:05,662 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237401951] [2021-07-10 15:27:05,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:06,280 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:06,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237401951] [2021-07-10 15:27:06,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237401951] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:06,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666526664] [2021-07-10 15:27:06,280 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 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 [2021-07-10 15:27:06,324 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-10 15:27:06,324 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:06,325 WARN L261 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 101 conjunts are in the unsatisfiable core [2021-07-10 15:27:06,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:07,583 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-07-10 15:27:08,482 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-07-10 15:27:08,713 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-07-10 15:27:08,968 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-07-10 15:27:09,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:09,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:09,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 70 [2021-07-10 15:27:09,075 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:09,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:09,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 68 [2021-07-10 15:27:09,102 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:09,115 INFO L628 ElimStorePlain]: treesize reduction 154, result has 6.7 percent of original size [2021-07-10 15:27:09,115 INFO L518 ElimStorePlain]: Eliminatee v_prenex_87 vanished before elimination [2021-07-10 15:27:09,115 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:09,115 INFO L518 ElimStorePlain]: Eliminatee v_prenex_88 vanished before elimination [2021-07-10 15:27:09,115 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:09,115 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:338, output treesize:11 [2021-07-10 15:27:09,122 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:09,123 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1666526664] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:09,123 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:09,123 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 37 [2021-07-10 15:27:09,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227986347] [2021-07-10 15:27:09,123 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-07-10 15:27:09,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:09,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-07-10 15:27:09,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1244, Unknown=0, NotChecked=0, Total=1332 [2021-07-10 15:27:09,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:09,124 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:09,124 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 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) [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:09,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:09,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:09,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:09,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:09,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:09,790 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:27:09,790 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:09,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:09,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1465212546, now seen corresponding path program 16 times [2021-07-10 15:27:09,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:09,791 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461041331] [2021-07-10 15:27:09,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:10,045 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:10,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461041331] [2021-07-10 15:27:10,045 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461041331] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:10,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2055508770] [2021-07-10 15:27:10,045 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 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 [2021-07-10 15:27:10,102 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 15:27:10,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:10,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 42 conjunts are in the unsatisfiable core [2021-07-10 15:27:10,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:10,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:10,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:27:10,385 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:10,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:27:10,388 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:10,402 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:27:10,402 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:10,403 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:10,403 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:27:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:10,441 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2055508770] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:10,441 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:10,441 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 31 [2021-07-10 15:27:10,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890785187] [2021-07-10 15:27:10,442 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 15:27:10,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:10,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 15:27:10,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=853, Unknown=0, NotChecked=0, Total=930 [2021-07-10 15:27:10,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:10,442 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:10,442 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 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) [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:10,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:10,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:11,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable168 [2021-07-10 15:27:11,085 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:11,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:11,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1821966324, now seen corresponding path program 17 times [2021-07-10 15:27:11,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:11,085 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073209947] [2021-07-10 15:27:11,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:11,907 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:11,907 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:11,907 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073209947] [2021-07-10 15:27:11,907 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073209947] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:11,907 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2069510525] [2021-07-10 15:27:11,907 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 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 [2021-07-10 15:27:11,955 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-10 15:27:11,955 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:11,956 WARN L261 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 113 conjunts are in the unsatisfiable core [2021-07-10 15:27:11,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:13,455 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-07-10 15:27:13,672 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-07-10 15:27:13,944 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-07-10 15:27:14,209 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-07-10 15:27:14,447 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-07-10 15:27:14,700 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-07-10 15:27:14,989 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-07-10 15:27:15,314 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-07-10 15:27:15,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:15,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:15,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 75 [2021-07-10 15:27:15,441 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:15,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:15,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:15,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 77 [2021-07-10 15:27:15,479 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:15,493 INFO L628 ElimStorePlain]: treesize reduction 171, result has 6.0 percent of original size [2021-07-10 15:27:15,493 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:15,493 INFO L518 ElimStorePlain]: Eliminatee v_prenex_105 vanished before elimination [2021-07-10 15:27:15,493 INFO L518 ElimStorePlain]: Eliminatee v_prenex_106 vanished before elimination [2021-07-10 15:27:15,509 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:15,509 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:371, output treesize:11 [2021-07-10 15:27:15,558 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:15,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2069510525] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:15,559 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:15,559 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 42 [2021-07-10 15:27:15,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359245678] [2021-07-10 15:27:15,559 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-10 15:27:15,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:15,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-10 15:27:15,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1621, Unknown=0, NotChecked=0, Total=1722 [2021-07-10 15:27:15,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:15,560 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:15,560 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 1.2619047619047619) internal successors, (53), 42 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) [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:15,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:15,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:16,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:27:16,516 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:16,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:16,516 INFO L82 PathProgramCache]: Analyzing trace with hash -255229250, now seen corresponding path program 18 times [2021-07-10 15:27:16,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:16,516 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445882010] [2021-07-10 15:27:16,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:16,815 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:16,815 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:16,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445882010] [2021-07-10 15:27:16,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445882010] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:16,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718312246] [2021-07-10 15:27:16,815 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 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 [2021-07-10 15:27:16,860 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-10 15:27:16,861 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:16,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 46 conjunts are in the unsatisfiable core [2021-07-10 15:27:16,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:17,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:17,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:27:17,187 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:17,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:27:17,190 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:17,207 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:27:17,207 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:17,208 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:17,208 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:27:17,242 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:17,242 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718312246] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:17,243 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:17,243 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 34 [2021-07-10 15:27:17,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571833834] [2021-07-10 15:27:17,243 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-07-10 15:27:17,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:17,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-07-10 15:27:17,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1037, Unknown=0, NotChecked=0, Total=1122 [2021-07-10 15:27:17,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:17,244 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:17,244 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 34 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) [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:17,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:17,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:17,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:17,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:17,943 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable199 [2021-07-10 15:27:17,943 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:17,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:17,943 INFO L82 PathProgramCache]: Analyzing trace with hash 676742836, now seen corresponding path program 19 times [2021-07-10 15:27:17,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:17,943 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233284811] [2021-07-10 15:27:17,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:18,691 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:18,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233284811] [2021-07-10 15:27:18,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233284811] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:18,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320975074] [2021-07-10 15:27:18,691 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 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 [2021-07-10 15:27:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:18,736 WARN L261 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 125 conjunts are in the unsatisfiable core [2021-07-10 15:27:18,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:20,515 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-07-10 15:27:20,845 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-07-10 15:27:21,149 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-07-10 15:27:21,425 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-07-10 15:27:21,710 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-07-10 15:27:22,039 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-07-10 15:27:22,348 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-07-10 15:27:22,628 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-07-10 15:27:22,982 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-07-10 15:27:23,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:23,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:23,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 82 [2021-07-10 15:27:23,110 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:23,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:23,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:23,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 84 [2021-07-10 15:27:23,148 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:23,162 INFO L628 ElimStorePlain]: treesize reduction 178, result has 5.8 percent of original size [2021-07-10 15:27:23,162 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 15:27:23,162 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:23,162 INFO L518 ElimStorePlain]: Eliminatee v_prenex_120 vanished before elimination [2021-07-10 15:27:23,162 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:23,162 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:404, output treesize:11 [2021-07-10 15:27:23,170 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:23,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320975074] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:23,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:23,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24] total 45 [2021-07-10 15:27:23,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126506108] [2021-07-10 15:27:23,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-07-10 15:27:23,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:23,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-07-10 15:27:23,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1883, Unknown=0, NotChecked=0, Total=1980 [2021-07-10 15:27:23,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:23,171 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:23,171 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 1.2) internal successors, (54), 45 states have internal predecessors, (54), 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) [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:23,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:23,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:23,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:23,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:23,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:23,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:23,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:23,964 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2021-07-10 15:27:24,272 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2021-07-10 15:27:24,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:24,605 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable201 [2021-07-10 15:27:24,605 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:24,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:24,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1651588862, now seen corresponding path program 20 times [2021-07-10 15:27:24,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:24,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348154211] [2021-07-10 15:27:24,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:24,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:24,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348154211] [2021-07-10 15:27:24,943 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348154211] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:24,943 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122962162] [2021-07-10 15:27:24,943 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 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 [2021-07-10 15:27:24,986 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 15:27:24,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:24,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-10 15:27:24,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:25,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:25,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:27:25,367 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:25,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:27:25,369 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:25,383 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:27:25,384 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:25,384 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:25,384 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:27:25,417 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:25,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122962162] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:25,417 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:25,417 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 37 [2021-07-10 15:27:25,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947025764] [2021-07-10 15:27:25,417 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-07-10 15:27:25,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:25,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-07-10 15:27:25,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1239, Unknown=0, NotChecked=0, Total=1332 [2021-07-10 15:27:25,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:25,418 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:25,418 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 37 states have internal predecessors, (45), 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) [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:25,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:25,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:25,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:26,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:27:26,169 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:26,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:26,169 INFO L82 PathProgramCache]: Analyzing trace with hash -341437836, now seen corresponding path program 21 times [2021-07-10 15:27:26,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:26,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763557128] [2021-07-10 15:27:26,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:27,606 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:27,606 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763557128] [2021-07-10 15:27:27,606 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763557128] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:27,606 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949367665] [2021-07-10 15:27:27,606 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 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 [2021-07-10 15:27:27,659 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-07-10 15:27:27,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:27,665 WARN L261 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 137 conjunts are in the unsatisfiable core [2021-07-10 15:27:27,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:29,778 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-07-10 15:27:30,098 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-07-10 15:27:30,417 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-07-10 15:27:30,741 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-07-10 15:27:31,105 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-07-10 15:27:31,418 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-07-10 15:27:31,761 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-07-10 15:27:32,127 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-07-10 15:27:32,465 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-07-10 15:27:32,829 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-07-10 15:27:32,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:32,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:32,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 89 [2021-07-10 15:27:32,982 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:32,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:32,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:33,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 91 [2021-07-10 15:27:33,028 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:33,111 INFO L628 ElimStorePlain]: treesize reduction 168, result has 47.8 percent of original size [2021-07-10 15:27:33,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:33,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2021-07-10 15:27:33,116 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 15:27:33,144 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:27:33,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:33,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 76 [2021-07-10 15:27:33,201 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:33,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:27:33,211 INFO L518 ElimStorePlain]: Eliminatee v_prenex_132 vanished before elimination [2021-07-10 15:27:33,212 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 15:27:33,213 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:565, output treesize:22 [2021-07-10 15:27:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:33,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [949367665] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:33,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:33,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 26] total 51 [2021-07-10 15:27:33,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137157473] [2021-07-10 15:27:33,311 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-07-10 15:27:33,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:33,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-07-10 15:27:33,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=2438, Unknown=0, NotChecked=0, Total=2550 [2021-07-10 15:27:33,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:33,312 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:33,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 1.196078431372549) internal successors, (61), 51 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) [2021-07-10 15:27:33,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:33,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:33,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:33,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:33,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:33,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:34,387 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2021-07-10 15:27:34,992 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 89 [2021-07-10 15:27:35,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:35,319 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable237 [2021-07-10 15:27:35,319 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:35,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:35,319 INFO L82 PathProgramCache]: Analyzing trace with hash 182722622, now seen corresponding path program 22 times [2021-07-10 15:27:35,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:35,320 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860790788] [2021-07-10 15:27:35,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:35,750 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:35,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860790788] [2021-07-10 15:27:35,750 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860790788] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:35,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094567783] [2021-07-10 15:27:35,750 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 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 [2021-07-10 15:27:35,799 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 15:27:35,799 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:35,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 54 conjunts are in the unsatisfiable core [2021-07-10 15:27:35,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:36,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:36,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:27:36,224 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:36,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:27:36,227 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:36,241 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:27:36,241 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:36,241 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:36,242 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:27:36,276 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:36,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2094567783] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:36,277 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:36,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 40 [2021-07-10 15:27:36,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607970988] [2021-07-10 15:27:36,277 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-07-10 15:27:36,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:36,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-07-10 15:27:36,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1459, Unknown=0, NotChecked=0, Total=1560 [2021-07-10 15:27:36,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:36,278 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:36,278 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 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) [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:36,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:36,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:36,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:36,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:36,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:36,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:36,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:36,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:36,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:36,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:36,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:27:37,110 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:27:37,110 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:37,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:37,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1368348980, now seen corresponding path program 23 times [2021-07-10 15:27:37,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:37,111 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391674562] [2021-07-10 15:27:37,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:39,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:39,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391674562] [2021-07-10 15:27:39,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391674562] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:39,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223903132] [2021-07-10 15:27:39,062 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 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 [2021-07-10 15:27:39,117 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-10 15:27:39,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:39,119 WARN L261 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 149 conjunts are in the unsatisfiable core [2021-07-10 15:27:39,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:41,513 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:41,857 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:42,220 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:42,562 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:42,959 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-07-10 15:27:43,396 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-07-10 15:27:43,775 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:44,170 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:44,573 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:44,974 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-07-10 15:27:45,422 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-07-10 15:27:45,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:45,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:45,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 98 [2021-07-10 15:27:45,597 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:45,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:45,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 96 [2021-07-10 15:27:45,650 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:45,738 INFO L628 ElimStorePlain]: treesize reduction 183, result has 47.4 percent of original size [2021-07-10 15:27:45,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:45,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2021-07-10 15:27:45,743 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 15:27:45,777 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:27:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:45,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 83 [2021-07-10 15:27:45,822 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:45,832 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:27:45,832 INFO L518 ElimStorePlain]: Eliminatee v_prenex_144 vanished before elimination [2021-07-10 15:27:45,834 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 15:27:45,834 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:609, output treesize:22 [2021-07-10 15:27:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:45,929 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1223903132] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:45,930 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:45,930 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 28] total 55 [2021-07-10 15:27:45,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063414596] [2021-07-10 15:27:45,930 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-07-10 15:27:45,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:45,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-07-10 15:27:45,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=2850, Unknown=0, NotChecked=0, Total=2970 [2021-07-10 15:27:45,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:45,931 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:45,931 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 1.1818181818181819) internal successors, (65), 55 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) [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:45,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:27:45,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:47,219 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 87 [2021-07-10 15:27:47,631 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 95 [2021-07-10 15:27:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:27:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:27:47,975 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable291 [2021-07-10 15:27:47,975 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:47,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:47,976 INFO L82 PathProgramCache]: Analyzing trace with hash -1719591810, now seen corresponding path program 24 times [2021-07-10 15:27:47,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:47,976 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253978964] [2021-07-10 15:27:47,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:48,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:48,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253978964] [2021-07-10 15:27:48,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253978964] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:48,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310544028] [2021-07-10 15:27:48,450 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 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 [2021-07-10 15:27:48,503 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-07-10 15:27:48,503 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:27:48,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 58 conjunts are in the unsatisfiable core [2021-07-10 15:27:48,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:48,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:48,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:27:48,995 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:48,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:27:48,998 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:49,012 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:27:49,012 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:49,013 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:49,013 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:27:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:49,051 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310544028] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:49,051 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:49,051 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 43 [2021-07-10 15:27:49,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783393576] [2021-07-10 15:27:49,051 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-07-10 15:27:49,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:49,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-07-10 15:27:49,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1697, Unknown=0, NotChecked=0, Total=1806 [2021-07-10 15:27:49,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:49,052 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:49,052 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.186046511627907) internal successors, (51), 43 states have internal predecessors, (51), 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) [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:27:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:49,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:27:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:27:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:27:50,046 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable348 [2021-07-10 15:27:50,047 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:27:50,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:27:50,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1768823564, now seen corresponding path program 25 times [2021-07-10 15:27:50,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:27:50,047 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752008588] [2021-07-10 15:27:50,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:27:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:51,426 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:27:51,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752008588] [2021-07-10 15:27:51,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752008588] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:51,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963740099] [2021-07-10 15:27:51,426 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 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 [2021-07-10 15:27:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:27:51,479 WARN L261 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 161 conjunts are in the unsatisfiable core [2021-07-10 15:27:51,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:27:54,233 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-07-10 15:27:54,602 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-07-10 15:27:55,005 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-07-10 15:27:55,404 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-07-10 15:27:55,792 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-07-10 15:27:56,213 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-07-10 15:27:56,653 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-07-10 15:27:57,037 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-07-10 15:27:57,401 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-07-10 15:27:57,770 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-07-10 15:27:58,219 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-07-10 15:27:58,618 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-07-10 15:27:58,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:58,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:58,808 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-07-10 15:27:58,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 105 [2021-07-10 15:27:58,813 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:58,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:27:58,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:27:58,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 103 [2021-07-10 15:27:58,896 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:27:58,911 INFO L628 ElimStorePlain]: treesize reduction 215, result has 4.9 percent of original size [2021-07-10 15:27:58,911 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 15:27:58,911 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:27:58,911 INFO L518 ElimStorePlain]: Eliminatee v_prenex_159 vanished before elimination [2021-07-10 15:27:58,911 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:27:58,911 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:503, output treesize:11 [2021-07-10 15:27:58,919 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:27:58,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963740099] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:27:58,920 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:27:58,920 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30] total 57 [2021-07-10 15:27:58,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738968865] [2021-07-10 15:27:58,920 INFO L462 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-07-10 15:27:58,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:27:58,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-07-10 15:27:58,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=3054, Unknown=0, NotChecked=0, Total=3192 [2021-07-10 15:27:58,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:27:58,921 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:27:58,921 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 1.1578947368421053) internal successors, (66), 57 states have internal predecessors, (66), 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) [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:27:58,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:27:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:00,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:00,480 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350,28 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:00,481 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:00,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:00,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1457521218, now seen corresponding path program 26 times [2021-07-10 15:28:00,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:00,481 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786410594] [2021-07-10 15:28:00,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:01,021 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:01,021 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:01,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786410594] [2021-07-10 15:28:01,021 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786410594] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:01,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483610381] [2021-07-10 15:28:01,021 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 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 [2021-07-10 15:28:01,071 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 15:28:01,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:28:01,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 62 conjunts are in the unsatisfiable core [2021-07-10 15:28:01,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:28:01,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:01,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:28:01,623 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:01,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:28:01,627 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:01,641 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:28:01,642 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:28:01,642 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:28:01,642 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:28:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:01,681 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1483610381] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:01,681 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:28:01,682 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 46 [2021-07-10 15:28:01,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798067004] [2021-07-10 15:28:01,682 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-07-10 15:28:01,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:28:01,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-07-10 15:28:01,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1953, Unknown=0, NotChecked=0, Total=2070 [2021-07-10 15:28:01,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:01,683 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:28:01,683 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.173913043478261) internal successors, (54), 46 states have internal predecessors, (54), 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) [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:01,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:01,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:02,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:02,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:02,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:02,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:02,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:02,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:02,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:02,720 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable392,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:02,720 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:02,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:02,720 INFO L82 PathProgramCache]: Analyzing trace with hash 2060397492, now seen corresponding path program 27 times [2021-07-10 15:28:02,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:02,721 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222492887] [2021-07-10 15:28:02,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:04,071 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:04,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:04,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222492887] [2021-07-10 15:28:04,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222492887] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:04,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703793164] [2021-07-10 15:28:04,072 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 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 [2021-07-10 15:28:04,132 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-10 15:28:04,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:28:04,134 WARN L261 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 173 conjunts are in the unsatisfiable core [2021-07-10 15:28:04,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:28:07,258 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-07-10 15:28:07,676 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-07-10 15:28:08,094 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-07-10 15:28:08,546 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-07-10 15:28:09,019 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-07-10 15:28:09,527 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-07-10 15:28:09,997 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-07-10 15:28:10,393 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-07-10 15:28:10,923 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-07-10 15:28:11,716 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-07-10 15:28:12,194 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-07-10 15:28:12,616 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-07-10 15:28:13,046 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-07-10 15:28:13,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:13,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:13,263 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-07-10 15:28:13,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 112 [2021-07-10 15:28:13,277 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:13,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:13,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 110 [2021-07-10 15:28:13,353 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:13,368 INFO L628 ElimStorePlain]: treesize reduction 216, result has 4.8 percent of original size [2021-07-10 15:28:13,368 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 15:28:13,368 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:28:13,368 INFO L518 ElimStorePlain]: Eliminatee v_prenex_179 vanished before elimination [2021-07-10 15:28:13,369 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:28:13,369 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:536, output treesize:11 [2021-07-10 15:28:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:13,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703793164] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:13,448 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:28:13,448 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 32] total 62 [2021-07-10 15:28:13,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743519904] [2021-07-10 15:28:13,448 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-07-10 15:28:13,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:28:13,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-07-10 15:28:13,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=3631, Unknown=0, NotChecked=0, Total=3782 [2021-07-10 15:28:13,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:13,449 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:28:13,449 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 1.1774193548387097) internal successors, (73), 62 states have internal predecessors, (73), 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) [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:13,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:13,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:14,606 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:15,020 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable394,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:15,020 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:15,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:15,020 INFO L82 PathProgramCache]: Analyzing trace with hash 574241278, now seen corresponding path program 28 times [2021-07-10 15:28:15,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:15,020 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495485490] [2021-07-10 15:28:15,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:15,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:15,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495485490] [2021-07-10 15:28:15,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495485490] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:15,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853890486] [2021-07-10 15:28:15,615 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 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 [2021-07-10 15:28:15,670 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 15:28:15,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:28:15,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 66 conjunts are in the unsatisfiable core [2021-07-10 15:28:15,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:28:16,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:16,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:28:16,301 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:16,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:28:16,303 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:16,317 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:28:16,317 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:28:16,318 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:28:16,318 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:28:16,360 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:16,360 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853890486] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:16,360 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:28:16,360 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 49 [2021-07-10 15:28:16,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829438231] [2021-07-10 15:28:16,361 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-07-10 15:28:16,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:28:16,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-07-10 15:28:16,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=2227, Unknown=0, NotChecked=0, Total=2352 [2021-07-10 15:28:16,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:16,361 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:28:16,361 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.163265306122449) internal successors, (57), 49 states have internal predecessors, (57), 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) [2021-07-10 15:28:16,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:17,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:17,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:17,578 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable437,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:17,578 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:17,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:17,579 INFO L82 PathProgramCache]: Analyzing trace with hash 620525428, now seen corresponding path program 29 times [2021-07-10 15:28:17,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:17,579 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663848178] [2021-07-10 15:28:17,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:19,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:19,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663848178] [2021-07-10 15:28:19,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663848178] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:19,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560210186] [2021-07-10 15:28:19,553 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 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 [2021-07-10 15:28:19,619 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-07-10 15:28:19,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:28:19,624 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 185 conjunts are in the unsatisfiable core [2021-07-10 15:28:19,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:28:23,247 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 162 [2021-07-10 15:28:23,744 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-07-10 15:28:24,237 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 162 [2021-07-10 15:28:24,740 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 162 [2021-07-10 15:28:25,275 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-07-10 15:28:25,862 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-07-10 15:28:26,377 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 162 [2021-07-10 15:28:26,915 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-07-10 15:28:27,530 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-07-10 15:28:28,126 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-07-10 15:28:28,695 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-07-10 15:28:29,261 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 162 [2021-07-10 15:28:29,790 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 162 [2021-07-10 15:28:30,351 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 162 [2021-07-10 15:28:30,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:30,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:30,591 INFO L244 Elim1Store]: Index analysis took 164 ms [2021-07-10 15:28:30,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 109 [2021-07-10 15:28:30,596 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:30,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:30,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 117 [2021-07-10 15:28:30,695 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:30,808 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 98 [2021-07-10 15:28:30,809 INFO L628 ElimStorePlain]: treesize reduction 212, result has 48.9 percent of original size [2021-07-10 15:28:30,809 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:28:30,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:30,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:30,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 119 [2021-07-10 15:28:30,878 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:30,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:28:30,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:30,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-07-10 15:28:30,892 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:30,901 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:28:30,902 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 15:28:30,902 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:741, output treesize:22 [2021-07-10 15:28:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:30,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560210186] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:30,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:28:30,952 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 34] total 66 [2021-07-10 15:28:30,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559748435] [2021-07-10 15:28:30,952 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-07-10 15:28:30,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:28:30,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-07-10 15:28:30,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=4146, Unknown=0, NotChecked=0, Total=4290 [2021-07-10 15:28:30,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:30,953 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:28:30,954 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 1.1363636363636365) internal successors, (75), 66 states have internal predecessors, (75), 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) [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:30,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:30,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:33,018 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 102 [2021-07-10 15:28:33,591 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 116 [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:33,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:33,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable439,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:33,989 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:33,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:33,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1646453954, now seen corresponding path program 30 times [2021-07-10 15:28:33,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:33,989 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699043535] [2021-07-10 15:28:33,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:34,615 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:34,616 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:34,616 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699043535] [2021-07-10 15:28:34,616 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699043535] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:34,616 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241100808] [2021-07-10 15:28:34,616 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:34,677 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-07-10 15:28:34,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:28:34,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 72 conjunts are in the unsatisfiable core [2021-07-10 15:28:34,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:28:35,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:35,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:28:35,383 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:35,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:28:35,386 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:35,400 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:28:35,400 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:28:35,401 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:28:35,401 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:28:35,445 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:35,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241100808] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:35,445 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:28:35,445 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 52 [2021-07-10 15:28:35,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636600189] [2021-07-10 15:28:35,446 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-07-10 15:28:35,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:28:35,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-07-10 15:28:35,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=2519, Unknown=0, NotChecked=0, Total=2652 [2021-07-10 15:28:35,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:35,447 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:28:35,447 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 1.1538461538461537) internal successors, (60), 52 states have internal predecessors, (60), 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) [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:35,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:35,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:28:36,755 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable499 [2021-07-10 15:28:36,755 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:36,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:36,755 INFO L82 PathProgramCache]: Analyzing trace with hash 498449972, now seen corresponding path program 31 times [2021-07-10 15:28:36,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:36,756 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101224747] [2021-07-10 15:28:36,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:38,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:38,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101224747] [2021-07-10 15:28:38,315 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101224747] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:38,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947395559] [2021-07-10 15:28:38,315 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:38,375 WARN L261 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 197 conjunts are in the unsatisfiable core [2021-07-10 15:28:38,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:28:41,865 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2021-07-10 15:28:42,406 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:43,010 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:43,500 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-07-10 15:28:44,074 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:44,648 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:45,154 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-07-10 15:28:45,764 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:46,347 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:46,862 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-07-10 15:28:47,406 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-07-10 15:28:48,006 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:48,610 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:49,273 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:49,866 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-07-10 15:28:50,423 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-07-10 15:28:50,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:50,684 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-07-10 15:28:50,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 126 [2021-07-10 15:28:50,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:50,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:50,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:28:50,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 124 [2021-07-10 15:28:50,778 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:50,792 INFO L628 ElimStorePlain]: treesize reduction 242, result has 4.3 percent of original size [2021-07-10 15:28:50,792 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:28:50,792 INFO L518 ElimStorePlain]: Eliminatee v_prenex_225 vanished before elimination [2021-07-10 15:28:50,792 INFO L518 ElimStorePlain]: Eliminatee v_prenex_226 vanished before elimination [2021-07-10 15:28:50,793 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:28:50,793 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:602, output treesize:11 [2021-07-10 15:28:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:50,885 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947395559] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:50,885 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:28:50,885 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36] total 70 [2021-07-10 15:28:50,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011513441] [2021-07-10 15:28:50,887 INFO L462 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-07-10 15:28:50,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:28:50,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-07-10 15:28:50,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=4659, Unknown=0, NotChecked=0, Total=4830 [2021-07-10 15:28:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:50,888 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:28:50,888 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 1.1571428571428573) internal successors, (81), 70 states have internal predecessors, (81), 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) [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:50,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:28:50,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:52,666 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2021-07-10 15:28:52,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:28:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:53,170 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable501,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:53,171 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:53,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:53,171 INFO L82 PathProgramCache]: Analyzing trace with hash -520317058, now seen corresponding path program 32 times [2021-07-10 15:28:53,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:53,171 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117111316] [2021-07-10 15:28:53,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:53,925 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:53,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117111316] [2021-07-10 15:28:53,925 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117111316] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:53,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710480868] [2021-07-10 15:28:53,925 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:53,979 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 15:28:53,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:28:53,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 74 conjunts are in the unsatisfiable core [2021-07-10 15:28:53,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:28:54,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:28:54,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:28:54,771 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:54,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:28:54,774 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:28:54,788 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:28:54,789 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:28:54,789 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:28:54,789 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:28:54,836 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:54,836 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710480868] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:54,836 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:28:54,836 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 55 [2021-07-10 15:28:54,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335799777] [2021-07-10 15:28:54,837 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-07-10 15:28:54,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:28:54,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-07-10 15:28:54,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=2829, Unknown=0, NotChecked=0, Total=2970 [2021-07-10 15:28:54,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:54,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:28:54,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 1.1454545454545455) internal successors, (63), 55 states have internal predecessors, (63), 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) [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:28:56,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:28:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:28:56,285 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable547 [2021-07-10 15:28:56,286 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:28:56,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:28:56,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1048955380, now seen corresponding path program 33 times [2021-07-10 15:28:56,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:28:56,286 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919342410] [2021-07-10 15:28:56,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:28:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:28:57,861 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:28:57,861 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:28:57,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919342410] [2021-07-10 15:28:57,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919342410] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:28:57,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443827588] [2021-07-10 15:28:57,861 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:28:57,936 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-07-10 15:28:57,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:28:57,939 WARN L261 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 209 conjunts are in the unsatisfiable core [2021-07-10 15:28:57,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:29:00,292 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-07-10 15:29:01,901 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-07-10 15:29:02,438 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:02,989 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:03,630 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-07-10 15:29:04,171 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:04,725 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:05,285 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:05,954 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-07-10 15:29:06,497 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:07,102 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:07,792 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-07-10 15:29:08,414 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:09,094 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-07-10 15:29:09,801 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-07-10 15:29:10,405 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:11,246 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-07-10 15:29:11,863 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-07-10 15:29:11,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:11,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:29:12,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:12,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 136 disjoint index pairs (out of 153 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 131 [2021-07-10 15:29:12,042 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:29:12,088 INFO L628 ElimStorePlain]: treesize reduction 437, result has 2.5 percent of original size [2021-07-10 15:29:12,088 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:29:12,088 INFO L518 ElimStorePlain]: Eliminatee v_prenex_243 vanished before elimination [2021-07-10 15:29:12,088 INFO L518 ElimStorePlain]: Eliminatee v_prenex_244 vanished before elimination [2021-07-10 15:29:12,089 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:29:12,089 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:635, output treesize:11 [2021-07-10 15:29:12,188 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:12,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443827588] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:12,188 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:29:12,188 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 38] total 74 [2021-07-10 15:29:12,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663684476] [2021-07-10 15:29:12,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-07-10 15:29:12,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:29:12,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-07-10 15:29:12,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=5221, Unknown=0, NotChecked=0, Total=5402 [2021-07-10 15:29:12,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:12,190 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:29:12,190 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 1.1486486486486487) internal successors, (85), 74 states have internal predecessors, (85), 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) [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:12,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:14,278 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 105 [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:15,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:15,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:29:15,478 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable549,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:29:15,479 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:29:15,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:29:15,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1266383038, now seen corresponding path program 34 times [2021-07-10 15:29:15,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:29:15,479 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309033391] [2021-07-10 15:29:15,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:29:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:29:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:16,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:29:16,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309033391] [2021-07-10 15:29:16,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309033391] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:16,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221573751] [2021-07-10 15:29:16,257 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:29:16,315 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 15:29:16,316 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:29:16,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 78 conjunts are in the unsatisfiable core [2021-07-10 15:29:16,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:29:17,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:29:17,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:29:17,181 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:29:17,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:29:17,184 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:29:17,199 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:29:17,199 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:29:17,199 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:29:17,199 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:29:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:17,249 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221573751] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:17,249 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:29:17,249 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 58 [2021-07-10 15:29:17,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567123504] [2021-07-10 15:29:17,249 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-07-10 15:29:17,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:29:17,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-07-10 15:29:17,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=3157, Unknown=0, NotChecked=0, Total=3306 [2021-07-10 15:29:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:17,250 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:29:17,250 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 1.1379310344827587) internal successors, (66), 58 states have internal predecessors, (66), 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) [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:17,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:29:17,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:29:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:29:18,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable602 [2021-07-10 15:29:18,848 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:29:18,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:29:18,848 INFO L82 PathProgramCache]: Analyzing trace with hash 602083508, now seen corresponding path program 35 times [2021-07-10 15:29:18,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:29:18,848 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315397334] [2021-07-10 15:29:18,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:29:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:29:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:21,055 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:29:21,055 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315397334] [2021-07-10 15:29:21,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315397334] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:21,055 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964466688] [2021-07-10 15:29:21,055 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:29:21,128 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-07-10 15:29:21,129 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:29:21,132 WARN L261 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 221 conjunts are in the unsatisfiable core [2021-07-10 15:29:21,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:29:23,807 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-07-10 15:29:25,639 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-07-10 15:29:26,531 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:27,238 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:27,895 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:28,606 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:29,256 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:29,907 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:30,573 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:31,324 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:32,068 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:32,731 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:33,390 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:34,071 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:34,762 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:35,508 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2021-07-10 15:29:36,320 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:37,126 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:37,977 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-07-10 15:29:38,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:29:38,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:29:38,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 153 disjoint index pairs (out of 171 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 138 [2021-07-10 15:29:38,171 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:29:38,220 INFO L628 ElimStorePlain]: treesize reduction 459, result has 2.3 percent of original size [2021-07-10 15:29:38,220 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:29:38,220 INFO L518 ElimStorePlain]: Eliminatee v_prenex_265 vanished before elimination [2021-07-10 15:29:38,220 INFO L518 ElimStorePlain]: Eliminatee v_prenex_266 vanished before elimination [2021-07-10 15:29:38,220 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:29:38,220 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:668, output treesize:11 [2021-07-10 15:29:38,328 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:38,329 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [964466688] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:38,329 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:29:38,329 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 40] total 78 [2021-07-10 15:29:38,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732304194] [2021-07-10 15:29:38,329 INFO L462 AbstractCegarLoop]: Interpolant automaton has 78 states [2021-07-10 15:29:38,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:29:38,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2021-07-10 15:29:38,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=5815, Unknown=0, NotChecked=0, Total=6006 [2021-07-10 15:29:38,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:38,330 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:29:38,331 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 78 states, 78 states have (on average 1.141025641025641) internal successors, (89), 78 states have internal predecessors, (89), 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) [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:38,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:29:38,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:40,530 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 111 [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:29:40,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:29:40,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:41,087 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable604 [2021-07-10 15:29:41,087 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:29:41,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:29:41,088 INFO L82 PathProgramCache]: Analyzing trace with hash -903334658, now seen corresponding path program 36 times [2021-07-10 15:29:41,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:29:41,088 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073399816] [2021-07-10 15:29:41,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:29:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:29:41,993 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:41,993 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:29:41,993 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073399816] [2021-07-10 15:29:41,993 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073399816] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:41,994 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685631062] [2021-07-10 15:29:41,994 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:29:42,067 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-07-10 15:29:42,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:29:42,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 82 conjunts are in the unsatisfiable core [2021-07-10 15:29:42,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:29:43,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:29:43,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:29:43,023 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:29:43,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:29:43,026 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:29:43,040 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:29:43,040 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:29:43,041 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:29:43,041 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:29:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:43,093 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [685631062] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:43,093 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:29:43,093 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 61 [2021-07-10 15:29:43,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061193982] [2021-07-10 15:29:43,093 INFO L462 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-07-10 15:29:43,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:29:43,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-07-10 15:29:43,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=3503, Unknown=0, NotChecked=0, Total=3660 [2021-07-10 15:29:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:43,094 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:29:43,094 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 1.1311475409836065) internal successors, (69), 61 states have internal predecessors, (69), 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) [2021-07-10 15:29:43,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:43,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:43,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:43,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:43,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:43,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:43,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:29:44,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:29:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:29:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:29:44,774 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable658,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:29:44,775 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:29:44,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:29:44,775 INFO L82 PathProgramCache]: Analyzing trace with hash 2060311668, now seen corresponding path program 37 times [2021-07-10 15:29:44,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:29:44,775 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936345516] [2021-07-10 15:29:44,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:29:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:29:46,908 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:29:46,908 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:29:46,908 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936345516] [2021-07-10 15:29:46,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936345516] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:29:46,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214356702] [2021-07-10 15:29:46,909 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:29:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:29:46,997 WARN L261 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 233 conjunts are in the unsatisfiable core [2021-07-10 15:29:46,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:29:52,088 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2021-07-10 15:29:52,826 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:29:53,587 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:29:54,418 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:29:55,237 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:29:56,070 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:29:56,813 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:29:57,654 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:29:58,407 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:29:59,173 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:30:00,024 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:30:00,986 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:30:01,931 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:30:02,785 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:30:03,705 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:30:04,620 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-07-10 15:30:05,534 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:30:06,391 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:30:07,218 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-07-10 15:30:07,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:07,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:07,564 INFO L244 Elim1Store]: Index analysis took 251 ms [2021-07-10 15:30:07,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 145 [2021-07-10 15:30:07,571 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:07,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:07,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,702 INFO L244 Elim1Store]: Index analysis took 125 ms [2021-07-10 15:30:07,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 137 [2021-07-10 15:30:07,709 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:07,864 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-10 15:30:07,864 INFO L628 ElimStorePlain]: treesize reduction 256, result has 49.1 percent of original size [2021-07-10 15:30:07,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:07,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:07,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 147 [2021-07-10 15:30:07,974 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:07,985 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:30:07,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:07,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2021-07-10 15:30:07,988 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 15:30:07,998 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 15:30:07,998 INFO L518 ElimStorePlain]: Eliminatee v_prenex_289 vanished before elimination [2021-07-10 15:30:07,999 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 15:30:08,000 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:917, output treesize:22 [2021-07-10 15:30:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:08,065 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1214356702] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:08,065 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:30:08,065 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 42] total 82 [2021-07-10 15:30:08,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37269484] [2021-07-10 15:30:08,066 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-07-10 15:30:08,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:30:08,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-07-10 15:30:08,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=6462, Unknown=0, NotChecked=0, Total=6642 [2021-07-10 15:30:08,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:08,067 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:30:08,067 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 1.1097560975609757) internal successors, (91), 82 states have internal predecessors, (91), 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) [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:08,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:11,738 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 122 [2021-07-10 15:30:12,502 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 130 [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:12,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:12,970 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable660,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:30:12,970 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:30:12,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:30:12,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1537534402, now seen corresponding path program 38 times [2021-07-10 15:30:12,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:30:12,971 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543772799] [2021-07-10 15:30:12,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:30:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:30:13,963 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:13,963 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:30:13,963 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543772799] [2021-07-10 15:30:13,964 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543772799] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:13,964 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [180056994] [2021-07-10 15:30:13,964 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:30:14,029 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 15:30:14,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:30:14,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 86 conjunts are in the unsatisfiable core [2021-07-10 15:30:14,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:30:15,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:15,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:30:15,092 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:15,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:30:15,094 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:15,109 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:30:15,109 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:30:15,110 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:30:15,110 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:30:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:15,165 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [180056994] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:15,165 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:30:15,165 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 64 [2021-07-10 15:30:15,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114219031] [2021-07-10 15:30:15,166 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-07-10 15:30:15,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:30:15,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-07-10 15:30:15,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=3867, Unknown=0, NotChecked=0, Total=4032 [2021-07-10 15:30:15,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:15,166 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:30:15,167 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 1.125) internal successors, (72), 64 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) [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:15,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:15,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:16,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-10 15:30:17,136 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable734,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:30:17,137 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:30:17,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:30:17,137 INFO L82 PathProgramCache]: Analyzing trace with hash -420011212, now seen corresponding path program 39 times [2021-07-10 15:30:17,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:30:17,137 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141263333] [2021-07-10 15:30:17,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:30:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:30:20,603 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:20,603 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:30:20,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141263333] [2021-07-10 15:30:20,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141263333] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:20,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769225360] [2021-07-10 15:30:20,603 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:30:20,691 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-07-10 15:30:20,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:30:20,694 WARN L261 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 245 conjunts are in the unsatisfiable core [2021-07-10 15:30:20,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:30:24,183 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-07-10 15:30:26,564 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-07-10 15:30:27,317 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:28,148 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:28,921 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:29,881 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:30,676 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:31,575 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:32,488 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:33,449 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:34,450 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:35,252 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:36,084 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:37,000 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:37,952 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:38,942 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:39,937 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:40,929 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:41,842 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-07-10 15:30:42,779 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:43,795 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-07-10 15:30:43,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:44,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,164 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:44,185 INFO L244 Elim1Store]: Index analysis took 295 ms [2021-07-10 15:30:44,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 190 disjoint index pairs (out of 210 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 152 [2021-07-10 15:30:44,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:44,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 15:30:44,328 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-07-10 15:30:44,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 190 disjoint index pairs (out of 210 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 154 [2021-07-10 15:30:44,335 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:44,352 INFO L628 ElimStorePlain]: treesize reduction 286, result has 3.7 percent of original size [2021-07-10 15:30:44,352 INFO L518 ElimStorePlain]: Eliminatee v_prenex_318 vanished before elimination [2021-07-10 15:30:44,352 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-07-10 15:30:44,353 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:30:44,353 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:30:44,353 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:734, output treesize:11 [2021-07-10 15:30:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:44,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769225360] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:44,489 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:30:44,489 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 44] total 86 [2021-07-10 15:30:44,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220797798] [2021-07-10 15:30:44,489 INFO L462 AbstractCegarLoop]: Interpolant automaton has 86 states [2021-07-10 15:30:44,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:30:44,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2021-07-10 15:30:44,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=7100, Unknown=0, NotChecked=0, Total=7310 [2021-07-10 15:30:44,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:44,490 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:30:44,490 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 86 states, 86 states have (on average 1.127906976744186) internal successors, (97), 86 states have internal predecessors, (97), 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) [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:44,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-10 15:30:44,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:47,790 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 129 [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:48,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:48,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-10 15:30:48,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:48,517 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable736 [2021-07-10 15:30:48,518 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:30:48,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:30:48,518 INFO L82 PathProgramCache]: Analyzing trace with hash -501411202, now seen corresponding path program 40 times [2021-07-10 15:30:48,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:30:48,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645325632] [2021-07-10 15:30:48,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:30:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:30:49,618 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:49,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:30:49,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645325632] [2021-07-10 15:30:49,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645325632] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:49,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134933730] [2021-07-10 15:30:49,619 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:30:49,683 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 15:30:49,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:30:49,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 90 conjunts are in the unsatisfiable core [2021-07-10 15:30:49,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:30:50,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-10 15:30:50,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-10 15:30:50,866 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:50,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-07-10 15:30:50,869 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 15:30:50,884 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-07-10 15:30:50,884 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-07-10 15:30:50,884 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 15:30:50,884 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-07-10 15:30:50,942 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:50,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134933730] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:50,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 15:30:50,942 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45] total 67 [2021-07-10 15:30:50,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042550053] [2021-07-10 15:30:50,943 INFO L462 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-07-10 15:30:50,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:30:50,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-07-10 15:30:50,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=4249, Unknown=0, NotChecked=0, Total=4422 [2021-07-10 15:30:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:50,943 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:30:50,943 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 67 states, 67 states have (on average 1.1194029850746268) internal successors, (75), 67 states have internal predecessors, (75), 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) [2021-07-10 15:30:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:50,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-10 15:30:52,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:30:52,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 15:30:53,001 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable793,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:30:53,002 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 15:30:53,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:30:53,002 INFO L82 PathProgramCache]: Analyzing trace with hash 1635036916, now seen corresponding path program 41 times [2021-07-10 15:30:53,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:30:53,002 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754095317] [2021-07-10 15:30:53,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:30:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:30:55,797 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 15:30:55,797 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:30:55,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754095317] [2021-07-10 15:30:55,798 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754095317] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 15:30:55,798 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719661368] [2021-07-10 15:30:55,798 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 15:30:55,906 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2021-07-10 15:30:55,906 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 15:30:55,910 WARN L261 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 257 conjunts are in the unsatisfiable core [2021-07-10 15:30:55,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 15:30:59,657 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-07-10 15:31:02,500 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-07-10 15:31:03,453 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:04,430 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:05,274 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2021-07-10 15:31:06,252 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:07,235 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:08,237 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:09,208 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:10,070 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2021-07-10 15:31:11,354 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:12,344 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:13,202 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2021-07-10 15:31:14,133 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:15,053 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2021-07-10 15:31:16,018 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:17,052 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:18,107 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 216 [2021-07-10 15:31:18,982 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2021-07-10 15:31:19,468 WARN L227 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2021-07-10 15:31:19,473 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-07-10 15:31:19,684 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable795 [2021-07-10 15:31:19,685 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:393) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:649) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:173) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:140) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:582) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:597) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:238) ... 53 more [2021-07-10 15:31:19,692 INFO L168 Benchmark]: Toolchain (without parser) took 275960.06 ms. Allocated memory was 203.4 MB in the beginning and 423.6 MB in the end (delta: 220.2 MB). Free memory was 182.2 MB in the beginning and 287.2 MB in the end (delta: -104.9 MB). Peak memory consumption was 300.8 MB. Max. memory is 8.0 GB. [2021-07-10 15:31:19,692 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 203.4 MB. Free memory is still 183.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 15:31:19,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.73 ms. Allocated memory is still 203.4 MB. Free memory was 182.2 MB in the beginning and 180.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 15:31:19,692 INFO L168 Benchmark]: Boogie Preprocessor took 30.67 ms. Allocated memory is still 203.4 MB. Free memory was 180.6 MB in the beginning and 179.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 15:31:19,692 INFO L168 Benchmark]: RCFGBuilder took 449.51 ms. Allocated memory is still 203.4 MB. Free memory was 179.5 MB in the beginning and 162.0 MB in the end (delta: 17.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-07-10 15:31:19,692 INFO L168 Benchmark]: TraceAbstraction took 275451.03 ms. Allocated memory was 203.4 MB in the beginning and 423.6 MB in the end (delta: 220.2 MB). Free memory was 161.5 MB in the beginning and 287.2 MB in the end (delta: -125.7 MB). Peak memory consumption was 279.8 MB. Max. memory is 8.0 GB. [2021-07-10 15:31:19,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 203.4 MB. Free memory is still 183.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 23.73 ms. Allocated memory is still 203.4 MB. Free memory was 182.2 MB in the beginning and 180.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.67 ms. Allocated memory is still 203.4 MB. Free memory was 180.6 MB in the beginning and 179.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 449.51 ms. Allocated memory is still 203.4 MB. Free memory was 179.5 MB in the beginning and 162.0 MB in the end (delta: 17.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 275451.03 ms. Allocated memory was 203.4 MB in the beginning and 423.6 MB in the end (delta: 220.2 MB). Free memory was 161.5 MB in the beginning and 287.2 MB in the end (delta: -125.7 MB). Peak memory consumption was 279.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...