/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 00:51:45,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 00:51:45,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 00:51:45,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 00:51:45,728 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf [2021-03-13 00:51:45,789 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 00:51:45,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 00:51:45,790 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 00:51:45,790 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 00:51:45,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 00:51:45,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 00:51:45,791 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 00:51:45,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 00:51:45,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 00:51:45,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 00:51:45,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 00:51:45,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 00:51:45,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 00:51:45,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 00:51:45,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 00:51:45,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 00:51:45,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 00:51:46,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 00:51:46,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 00:51:46,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 00:51:46,054 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 00:51:46,056 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 00:51:46,056 INFO L432 ainManager$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 [2021-03-13 00:51:46,057 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl' [2021-03-13 00:51:46,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 00:51:46,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 00:51:46,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 00:51:46,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 00:51:46,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 00:51:46,107 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,112 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 00:51:46,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 00:51:46,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 00:51:46,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 00:51:46,123 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,124 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,124 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,124 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,126 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,127 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,128 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 13.03 12:51:46" (1/1) ... [2021-03-13 00:51:46,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 00:51:46,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 00:51:46,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 00:51:46,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 00:51:46,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:51:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 00:51:46,196 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 00:51:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 00:51:46,196 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 00:51:46,196 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 00:51:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 00:51:46,196 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 00:51:46,197 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 00:51:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 00:51:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 00:51:46,198 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 00:51:46,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 00:51:46,478 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-03-13 00:51:46,479 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-03-13 00:51:46,479 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-03-13 00:51:46,480 INFO L202 PluginConnector]: Adding new model array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:51:46 BoogieIcfgContainer [2021-03-13 00:51:46,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 00:51:46,481 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 00:51:46,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 00:51:46,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 00:51:46,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:51:46" (1/2) ... [2021-03-13 00:51:46,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cfa96b4 and model type array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 12:51:46, skipping insertion in model container [2021-03-13 00:51:46,483 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 13.03 12:51:46" (2/2) ... [2021-03-13 00:51:46,484 INFO L111 eAbstractionObserver]: Analyzing ICFG array-int-symm.wvr.bpl [2021-03-13 00:51:46,487 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 00:51:46,488 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 00:51:46,490 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 00:51:46,490 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 00:51:46,539 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-13 00:51:46,550 INFO L253 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 [2021-03-13 00:51:46,601 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 00:51:46,601 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 00:51:46,601 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 00:51:46,601 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 00:51:46,601 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 00:51:46,601 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 00:51:46,601 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 00:51:46,602 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 00:51:46,620 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 00:51:46,620 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 21 places, 16 transitions, 48 flow [2021-03-13 00:51:46,626 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 21 places, 16 transitions, 48 flow [2021-03-13 00:51:46,627 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 21 places, 16 transitions, 48 flow [2021-03-13 00:51:46,651 INFO L129 PetriNetUnfolder]: 2/14 cut-off events. [2021-03-13 00:51:46,652 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-13 00:51:46,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23 conditions, 14 events. 2/14 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 8 event pairs, 0 based on Foata normal form. 0/11 useless extension candidates. Maximal degree in co-relation 9. Up to 2 conditions per place. [2021-03-13 00:51:46,655 INFO L116 LiptonReduction]: Number of co-enabled transitions 30 [2021-03-13 00:51:46,682 INFO L131 LiptonReduction]: Checked pairs total: 24 [2021-03-13 00:51:46,682 INFO L133 LiptonReduction]: Total number of compositions: 3 [2021-03-13 00:51:46,703 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:46,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:46,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1813437146, now seen corresponding path program 1 times [2021-03-13 00:51:46,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:46,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856320359] [2021-03-13 00:51:46,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:46,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:46,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856320359] [2021-03-13 00:51:46,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:51:46,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 00:51:46,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945771609] [2021-03-13 00:51:46,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 00:51:46,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:46,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 00:51:46,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-13 00:51:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:46,832 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:46,833 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:46,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:46,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:46,871 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 00:51:46,872 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:46,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:46,872 INFO L82 PathProgramCache]: Analyzing trace with hash -382012224, now seen corresponding path program 1 times [2021-03-13 00:51:46,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:46,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462322702] [2021-03-13 00:51:46,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:46,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462322702] [2021-03-13 00:51:46,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:51:46,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-13 00:51:46,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824194446] [2021-03-13 00:51:46,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-13 00:51:46,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:46,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-13 00:51:46,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-13 00:51:46,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:46,910 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:46,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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) [2021-03-13 00:51:46,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:46,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:46,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:46,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:46,969 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 00:51:46,969 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:46,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:46,969 INFO L82 PathProgramCache]: Analyzing trace with hash 254263954, now seen corresponding path program 1 times [2021-03-13 00:51:46,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:46,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574024223] [2021-03-13 00:51:46,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:47,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574024223] [2021-03-13 00:51:47,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909283158] [2021-03-13 00:51:47,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:47,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-13 00:51:47,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:47,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:47,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:47,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-13 00:51:47,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931393386] [2021-03-13 00:51:47,131 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-13 00:51:47,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:47,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-13 00:51:47,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-13 00:51:47,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:47,132 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:47,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:47,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:47,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:47,403 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:47,403 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:47,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:47,404 INFO L82 PathProgramCache]: Analyzing trace with hash -707787564, now seen corresponding path program 1 times [2021-03-13 00:51:47,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:47,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521273303] [2021-03-13 00:51:47,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:47,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521273303] [2021-03-13 00:51:47,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961758565] [2021-03-13 00:51:47,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 00:51:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:47,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-13 00:51:47,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:47,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2021-03-13 00:51:47,992 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,001 INFO L628 ElimStorePlain]: treesize reduction 16, result has 40.7 percent of original size [2021-03-13 00:51:48,001 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:48,007 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,007 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:48, output treesize:11 [2021-03-13 00:51:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:48,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:48,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-03-13 00:51:48,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182095865] [2021-03-13 00:51:48,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-13 00:51:48,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:48,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-13 00:51:48,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-03-13 00:51:48,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:48,037 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:48,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 2.25) internal successors, (18), 9 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) [2021-03-13 00:51:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:48,399 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:48,399 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:48,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:48,400 INFO L82 PathProgramCache]: Analyzing trace with hash -466613550, now seen corresponding path program 2 times [2021-03-13 00:51:48,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:48,400 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335909447] [2021-03-13 00:51:48,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:48,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335909447] [2021-03-13 00:51:48,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128907874] [2021-03-13 00:51:48,460 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:48,490 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:51:48,490 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:48,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-13 00:51:48,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:48,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:51:48,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:48,633 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 17 treesize of output 13 [2021-03-13 00:51:48,639 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:48,643 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 [2021-03-13 00:51:48,644 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,646 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:51:48,651 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:51:48,655 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:51:48,663 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:48,688 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-03-13 00:51:48,688 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:48,690 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:51:48,690 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:51:48,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:48,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:48,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-13 00:51:48,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635925007] [2021-03-13 00:51:48,762 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 00:51:48,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:48,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 00:51:48,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-13 00:51:48,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:48,763 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:48,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:48,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:48,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:48,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:48,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:49,186 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:49,186 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:49,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:49,187 INFO L82 PathProgramCache]: Analyzing trace with hash 2078078784, now seen corresponding path program 3 times [2021-03-13 00:51:49,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:49,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107333275] [2021-03-13 00:51:49,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:49,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107333275] [2021-03-13 00:51:49,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499119764] [2021-03-13 00:51:49,242 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:49,268 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-13 00:51:49,268 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:49,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-13 00:51:49,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:49,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:49,338 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 [2021-03-13 00:51:49,339 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:49,341 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 [2021-03-13 00:51:49,342 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:49,357 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:51:49,357 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:49,357 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:51:49,357 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:51:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:49,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:49,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-13 00:51:49,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039560321] [2021-03-13 00:51:49,373 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 00:51:49,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:49,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 00:51:49,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-13 00:51:49,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:49,375 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:49,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:49,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:49,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:49,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:49,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:49,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:49,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:49,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:49,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:49,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:49,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:49,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:49,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:49,680 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-13 00:51:49,680 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:49,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:49,681 INFO L82 PathProgramCache]: Analyzing trace with hash -4102682, now seen corresponding path program 4 times [2021-03-13 00:51:49,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:49,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844524984] [2021-03-13 00:51:49,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:50,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:50,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844524984] [2021-03-13 00:51:50,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49064570] [2021-03-13 00:51:50,222 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:50,249 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:51:50,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:50,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-13 00:51:50,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:50,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:50,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:50,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:50,786 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 [2021-03-13 00:51:50,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:50,803 INFO L628 ElimStorePlain]: treesize reduction 107, result has 9.3 percent of original size [2021-03-13 00:51:50,803 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:50,803 INFO L518 ElimStorePlain]: Eliminatee v_prenex_4 vanished before elimination [2021-03-13 00:51:50,803 INFO L518 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2021-03-13 00:51:50,804 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:51:50,804 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:140, output treesize:11 [2021-03-13 00:51:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:50,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:50,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2021-03-13 00:51:50,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564782976] [2021-03-13 00:51:50,826 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-13 00:51:50,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:50,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-13 00:51:50,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2021-03-13 00:51:50,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:50,826 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:50,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 14 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:50,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:50,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:50,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:50,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:50,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:50,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:50,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:51,324 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 46 [2021-03-13 00:51:51,679 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 66 [2021-03-13 00:51:51,861 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 68 [2021-03-13 00:51:52,109 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 76 [2021-03-13 00:51:52,494 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-03-13 00:51:52,712 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 74 [2021-03-13 00:51:52,923 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 77 [2021-03-13 00:51:52,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:52,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:52,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:52,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:52,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:52,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:51:53,131 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:53,131 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:53,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:53,132 INFO L82 PathProgramCache]: Analyzing trace with hash -127218688, now seen corresponding path program 5 times [2021-03-13 00:51:53,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:53,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694749909] [2021-03-13 00:51:53,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:53,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694749909] [2021-03-13 00:51:53,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628623436] [2021-03-13 00:51:53,212 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:53,233 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 00:51:53,233 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:53,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 00:51:53,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:53,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:51:53,345 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:53,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:53,348 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 17 treesize of output 13 [2021-03-13 00:51:53,349 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:53,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:51:53,353 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:53,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:53,355 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 [2021-03-13 00:51:53,356 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:53,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:51:53,359 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:53,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:51:53,362 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:53,383 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-03-13 00:51:53,383 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:53,384 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:51:53,384 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:51:53,408 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:53,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:53,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-03-13 00:51:53,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133958217] [2021-03-13 00:51:53,408 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-13 00:51:53,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:53,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-13 00:51:53,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-03-13 00:51:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:53,409 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:53,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:51:53,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:53,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:53,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:53,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:53,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:53,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:53,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:53,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:53,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:53,875 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:53,876 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:53,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:53,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1448832338, now seen corresponding path program 6 times [2021-03-13 00:51:53,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:53,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055460101] [2021-03-13 00:51:53,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:53,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055460101] [2021-03-13 00:51:53,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232971891] [2021-03-13 00:51:53,969 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:53,991 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 00:51:53,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:53,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 00:51:53,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:54,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:54,086 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 [2021-03-13 00:51:54,087 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:54,089 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 [2021-03-13 00:51:54,090 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:54,104 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:51:54,105 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:54,105 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:51:54,105 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:51:54,123 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:54,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:54,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-03-13 00:51:54,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368078172] [2021-03-13 00:51:54,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-13 00:51:54,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:54,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-13 00:51:54,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-03-13 00:51:54,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:54,126 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:54,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:54,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:54,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:54,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:54,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:54,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:54,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:54,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:54,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:54,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:54,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:51:54,453 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-03-13 00:51:54,453 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:54,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:54,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1964093972, now seen corresponding path program 7 times [2021-03-13 00:51:54,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:54,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329390571] [2021-03-13 00:51:54,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:55,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329390571] [2021-03-13 00:51:55,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1832258428] [2021-03-13 00:51:55,144 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:55,185 WARN L261 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 41 conjunts are in the unsatisfiable core [2021-03-13 00:51:55,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:55,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:55,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:55,846 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 37 treesize of output 25 [2021-03-13 00:51:55,848 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:55,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:55,856 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 [2021-03-13 00:51:55,858 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:55,896 INFO L628 ElimStorePlain]: treesize reduction 80, result has 47.0 percent of original size [2021-03-13 00:51:55,897 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:55,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:51:55,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:55,904 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 [2021-03-13 00:51:55,906 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:55,917 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:51:55,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:55,919 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 [2021-03-13 00:51:55,920 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:55,929 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:51:55,931 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:51:55,931 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:213, output treesize:22 [2021-03-13 00:51:55,963 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:55,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:55,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 18 [2021-03-13 00:51:55,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355175881] [2021-03-13 00:51:55,964 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 00:51:55,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:55,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 00:51:55,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-03-13 00:51:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:55,964 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:55,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 18 states have (on average 1.5) 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) [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:51:55,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:56,728 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-03-13 00:51:56,957 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 100 [2021-03-13 00:51:57,247 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 103 [2021-03-13 00:51:57,458 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 62 [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:51:57,705 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-03-13 00:51:57,705 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:57,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:57,706 INFO L82 PathProgramCache]: Analyzing trace with hash 757335442, now seen corresponding path program 8 times [2021-03-13 00:51:57,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:57,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058552368] [2021-03-13 00:51:57,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:57,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:57,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058552368] [2021-03-13 00:51:57,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162204950] [2021-03-13 00:51:57,812 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:57,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:51:57,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:57,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjunts are in the unsatisfiable core [2021-03-13 00:51:57,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:57,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:51:57,980 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:57,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:57,983 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 17 treesize of output 13 [2021-03-13 00:51:57,984 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:57,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:51:57,987 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:57,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:51:57,992 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:57,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:57,995 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 [2021-03-13 00:51:57,995 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:57,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:51:57,998 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:58,017 INFO L628 ElimStorePlain]: treesize reduction 18, result has 52.6 percent of original size [2021-03-13 00:51:58,017 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:58,018 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:51:58,018 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:51:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:58,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:58,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2021-03-13 00:51:58,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427775461] [2021-03-13 00:51:58,048 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-13 00:51:58,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:58,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-13 00:51:58,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-03-13 00:51:58,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:58,049 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:58,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:51:58,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:51:58,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:51:58,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:51:58,711 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:51:58,711 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:58,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:58,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1924690304, now seen corresponding path program 9 times [2021-03-13 00:51:58,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:58,727 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967062131] [2021-03-13 00:51:58,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:58,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967062131] [2021-03-13 00:51:58,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949733110] [2021-03-13 00:51:58,890 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 [2021-03-13 00:51:58,917 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-13 00:51:58,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:58,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjunts are in the unsatisfiable core [2021-03-13 00:51:58,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:51:59,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:51:59,048 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 [2021-03-13 00:51:59,049 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:59,052 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 [2021-03-13 00:51:59,053 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:51:59,067 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:51:59,067 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:51:59,067 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:51:59,067 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:51:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:59,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:51:59,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2021-03-13 00:51:59,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685617749] [2021-03-13 00:51:59,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-13 00:51:59,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:51:59,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-13 00:51:59,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-03-13 00:51:59,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:59,086 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:51:59,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:51:59,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:59,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:59,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:51:59,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:51:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:51:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:51:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:51:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:51:59,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:51:59,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:51:59,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:51:59,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:51:59,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:51:59,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:51:59,476 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-03-13 00:51:59,477 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:51:59,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:51:59,477 INFO L82 PathProgramCache]: Analyzing trace with hash 464107174, now seen corresponding path program 10 times [2021-03-13 00:51:59,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:51:59,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397432079] [2021-03-13 00:51:59,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:51:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:51:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:51:59,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397432079] [2021-03-13 00:51:59,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [66343184] [2021-03-13 00:51:59,855 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 [2021-03-13 00:51:59,889 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:51:59,889 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:51:59,890 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 53 conjunts are in the unsatisfiable core [2021-03-13 00:51:59,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:00,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:00,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:00,710 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 [2021-03-13 00:52:00,712 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:00,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:00,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:00,723 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 60 treesize of output 42 [2021-03-13 00:52:00,725 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:00,738 INFO L628 ElimStorePlain]: treesize reduction 106, result has 9.4 percent of original size [2021-03-13 00:52:00,738 INFO L518 ElimStorePlain]: Eliminatee v_prenex_21 vanished before elimination [2021-03-13 00:52:00,738 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:00,738 INFO L518 ElimStorePlain]: Eliminatee v_prenex_20 vanished before elimination [2021-03-13 00:52:00,738 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:00,739 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:206, output treesize:11 [2021-03-13 00:52:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:00,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:00,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 21 [2021-03-13 00:52:00,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456317172] [2021-03-13 00:52:00,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-13 00:52:00,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:00,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-13 00:52:00,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-03-13 00:52:00,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:00,766 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:00,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 22 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:00,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:00,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:02,026 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2021-03-13 00:52:02,182 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2021-03-13 00:52:02,358 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2021-03-13 00:52:02,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:02,698 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:52:02,698 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:02,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:02,698 INFO L82 PathProgramCache]: Analyzing trace with hash 1502384960, now seen corresponding path program 11 times [2021-03-13 00:52:02,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:02,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759072877] [2021-03-13 00:52:02,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:02,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759072877] [2021-03-13 00:52:02,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989297663] [2021-03-13 00:52:02,819 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 [2021-03-13 00:52:02,855 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-13 00:52:02,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:02,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 00:52:02,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:03,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:03,011 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:03,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:03,015 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:03,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:03,018 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:03,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:03,039 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:03,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:03,042 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 [2021-03-13 00:52:03,043 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:03,046 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 17 treesize of output 13 [2021-03-13 00:52:03,048 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:03,076 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-03-13 00:52:03,076 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:03,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:52:03,077 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:52:03,123 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:03,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:03,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-03-13 00:52:03,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115491542] [2021-03-13 00:52:03,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 00:52:03,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:03,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 00:52:03,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-03-13 00:52:03,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:03,124 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:03,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:03,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:03,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:03,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:03,982 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-03-13 00:52:03,982 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:03,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:03,983 INFO L82 PathProgramCache]: Analyzing trace with hash -36034542, now seen corresponding path program 12 times [2021-03-13 00:52:03,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:03,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880702479] [2021-03-13 00:52:03,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:04,152 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:04,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880702479] [2021-03-13 00:52:04,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934277522] [2021-03-13 00:52:04,153 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 [2021-03-13 00:52:04,184 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-13 00:52:04,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:04,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 00:52:04,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:04,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:04,358 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 [2021-03-13 00:52:04,359 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:04,361 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 [2021-03-13 00:52:04,361 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:04,375 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:52:04,375 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:04,376 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:04,376 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:52:04,407 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:04,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:04,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-03-13 00:52:04,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192179035] [2021-03-13 00:52:04,418 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 00:52:04,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:04,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 00:52:04,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-03-13 00:52:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:04,418 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:04,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:04,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:04,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:04,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:04,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:04,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:04,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:04,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:04,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:04,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:04,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:04,862 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:52:04,862 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:04,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:04,863 INFO L82 PathProgramCache]: Analyzing trace with hash -1117106348, now seen corresponding path program 13 times [2021-03-13 00:52:04,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:04,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091884087] [2021-03-13 00:52:04,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:05,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091884087] [2021-03-13 00:52:05,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1819413629] [2021-03-13 00:52:05,259 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 [2021-03-13 00:52:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:05,287 WARN L261 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 65 conjunts are in the unsatisfiable core [2021-03-13 00:52:05,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:05,886 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 00:52:06,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:06,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:06,565 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 [2021-03-13 00:52:06,567 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:06,587 INFO L628 ElimStorePlain]: treesize reduction 173, result has 6.0 percent of original size [2021-03-13 00:52:06,587 INFO L518 ElimStorePlain]: Eliminatee v_prenex_32 vanished before elimination [2021-03-13 00:52:06,587 INFO L518 ElimStorePlain]: Eliminatee v_prenex_31 vanished before elimination [2021-03-13 00:52:06,587 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:06,598 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:06,599 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:239, output treesize:11 [2021-03-13 00:52:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:06,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:06,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 24 [2021-03-13 00:52:06,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931198533] [2021-03-13 00:52:06,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-03-13 00:52:06,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:06,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-03-13 00:52:06,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=542, Unknown=0, NotChecked=0, Total=600 [2021-03-13 00:52:06,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:06,604 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:06,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:06,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:08,543 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-03-13 00:52:08,725 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-03-13 00:52:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:09,087 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87 [2021-03-13 00:52:09,087 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:09,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:09,088 INFO L82 PathProgramCache]: Analyzing trace with hash -270593966, now seen corresponding path program 14 times [2021-03-13 00:52:09,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:09,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560963518] [2021-03-13 00:52:09,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:09,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560963518] [2021-03-13 00:52:09,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [767372] [2021-03-13 00:52:09,253 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 [2021-03-13 00:52:09,279 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:52:09,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:09,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 00:52:09,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:09,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:09,535 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:09,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:09,539 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:09,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:09,542 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:09,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:09,545 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 17 treesize of output 13 [2021-03-13 00:52:09,547 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:09,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:09,549 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 [2021-03-13 00:52:09,550 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:09,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:09,553 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:09,580 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-03-13 00:52:09,580 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:09,581 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:52:09,581 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:52:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:09,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:09,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 22 [2021-03-13 00:52:09,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116642276] [2021-03-13 00:52:09,617 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-13 00:52:09,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:09,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-13 00:52:09,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-03-13 00:52:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:09,617 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:09,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 22 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) [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:09,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:10,323 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:52:10,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:10,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:10,574 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:52:10,575 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:10,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:10,575 INFO L82 PathProgramCache]: Analyzing trace with hash -716958272, now seen corresponding path program 15 times [2021-03-13 00:52:10,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:10,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629965972] [2021-03-13 00:52:10,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:10,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629965972] [2021-03-13 00:52:10,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596247903] [2021-03-13 00:52:10,841 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 [2021-03-13 00:52:10,881 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-13 00:52:10,881 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:10,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 00:52:10,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:11,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:11,087 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 [2021-03-13 00:52:11,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:11,089 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 [2021-03-13 00:52:11,090 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:11,105 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:52:11,105 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:11,105 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:11,105 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:52:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:11,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:11,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 22 [2021-03-13 00:52:11,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74489343] [2021-03-13 00:52:11,129 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-03-13 00:52:11,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:11,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-03-13 00:52:11,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-03-13 00:52:11,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:11,129 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:11,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 22 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) [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:11,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:11,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:11,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:11,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:11,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:11,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:11,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:11,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:11,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:11,694 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2021-03-13 00:52:11,694 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:11,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:11,694 INFO L82 PathProgramCache]: Analyzing trace with hash -750905498, now seen corresponding path program 16 times [2021-03-13 00:52:11,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:11,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444318332] [2021-03-13 00:52:11,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:12,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444318332] [2021-03-13 00:52:12,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1733476500] [2021-03-13 00:52:12,577 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 [2021-03-13 00:52:12,609 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:52:12,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:12,610 WARN L261 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 77 conjunts are in the unsatisfiable core [2021-03-13 00:52:12,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:14,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:14,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:14,422 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 70 treesize of output 46 [2021-03-13 00:52:14,424 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:14,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:14,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,444 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 [2021-03-13 00:52:14,446 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:14,506 INFO L628 ElimStorePlain]: treesize reduction 113, result has 47.9 percent of original size [2021-03-13 00:52:14,506 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:14,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:14,525 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 82 treesize of output 56 [2021-03-13 00:52:14,528 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:14,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:52:14,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:14,541 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 [2021-03-13 00:52:14,542 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 00:52:14,552 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:52:14,553 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:52:14,553 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:345, output treesize:22 [2021-03-13 00:52:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:14,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:14,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 30 [2021-03-13 00:52:14,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958021949] [2021-03-13 00:52:14,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 00:52:14,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:14,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 00:52:14,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=864, Unknown=0, NotChecked=0, Total=930 [2021-03-13 00:52:14,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:14,607 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:14,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 30 states have (on average 1.3) 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) [2021-03-13 00:52:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:14,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:14,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:15,628 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2021-03-13 00:52:15,918 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2021-03-13 00:52:16,339 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 119 [2021-03-13 00:52:16,676 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 110 [2021-03-13 00:52:17,304 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 148 [2021-03-13 00:52:17,759 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 143 [2021-03-13 00:52:18,233 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 144 [2021-03-13 00:52:18,677 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 148 [2021-03-13 00:52:18,942 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:19,224 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable116 [2021-03-13 00:52:19,224 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:19,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:19,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1803269504, now seen corresponding path program 17 times [2021-03-13 00:52:19,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:19,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872370285] [2021-03-13 00:52:19,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:19,411 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:19,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872370285] [2021-03-13 00:52:19,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75330090] [2021-03-13 00:52:19,411 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 [2021-03-13 00:52:19,463 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-03-13 00:52:19,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:19,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 34 conjunts are in the unsatisfiable core [2021-03-13 00:52:19,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:19,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:19,696 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 17 treesize of output 13 [2021-03-13 00:52:19,697 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:19,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:19,700 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 [2021-03-13 00:52:19,701 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:19,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:19,704 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:19,706 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:52:19,706 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:19,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:52:19,709 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:19,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:19,713 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:19,738 INFO L628 ElimStorePlain]: treesize reduction 18, result has 52.6 percent of original size [2021-03-13 00:52:19,738 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:19,739 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:52:19,739 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:52:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:19,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:19,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 25 [2021-03-13 00:52:19,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116745971] [2021-03-13 00:52:19,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-03-13 00:52:19,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:19,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-03-13 00:52:19,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-03-13 00:52:19,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:19,776 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:19,776 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.28) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:19,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:19,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:19,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:19,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:19,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:21,061 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:52:21,061 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:21,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:21,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1539306194, now seen corresponding path program 18 times [2021-03-13 00:52:21,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:21,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099626581] [2021-03-13 00:52:21,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:21,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099626581] [2021-03-13 00:52:21,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537631570] [2021-03-13 00:52:21,277 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 [2021-03-13 00:52:21,309 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-03-13 00:52:21,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:21,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 34 conjunts are in the unsatisfiable core [2021-03-13 00:52:21,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:21,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:21,520 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 [2021-03-13 00:52:21,521 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:21,524 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 [2021-03-13 00:52:21,525 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:21,544 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:52:21,545 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:21,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:21,545 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:52:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:21,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:21,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 25 [2021-03-13 00:52:21,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793839560] [2021-03-13 00:52:21,576 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-03-13 00:52:21,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:21,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-03-13 00:52:21,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-03-13 00:52:21,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:21,577 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:21,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.28) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:21,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:21,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:21,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:21,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:21,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:21,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:22,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:22,207 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable146 [2021-03-13 00:52:22,208 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:22,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:22,208 INFO L82 PathProgramCache]: Analyzing trace with hash 473816212, now seen corresponding path program 19 times [2021-03-13 00:52:22,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:22,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241981308] [2021-03-13 00:52:22,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:22,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241981308] [2021-03-13 00:52:22,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078926251] [2021-03-13 00:52:22,892 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 [2021-03-13 00:52:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:22,924 WARN L261 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 89 conjunts are in the unsatisfiable core [2021-03-13 00:52:22,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:24,210 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 90 [2021-03-13 00:52:24,824 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 90 [2021-03-13 00:52:25,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:25,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:25,139 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 93 treesize of output 63 [2021-03-13 00:52:25,142 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:25,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:25,161 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 [2021-03-13 00:52:25,164 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:25,178 INFO L628 ElimStorePlain]: treesize reduction 139, result has 7.3 percent of original size [2021-03-13 00:52:25,178 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-03-13 00:52:25,178 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:25,178 INFO L518 ElimStorePlain]: Eliminatee v_prenex_59 vanished before elimination [2021-03-13 00:52:25,178 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:25,179 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:305, output treesize:11 [2021-03-13 00:52:25,221 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:25,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:25,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 33 [2021-03-13 00:52:25,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493466224] [2021-03-13 00:52:25,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-03-13 00:52:25,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:25,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-03-13 00:52:25,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=1041, Unknown=0, NotChecked=0, Total=1122 [2021-03-13 00:52:25,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:25,222 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:25,222 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:25,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:25,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:28,653 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2021-03-13 00:52:28,926 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 134 [2021-03-13 00:52:29,194 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 105 [2021-03-13 00:52:29,476 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 105 [2021-03-13 00:52:29,738 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 134 [2021-03-13 00:52:30,010 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 105 [2021-03-13 00:52:30,316 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 134 [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:30,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:30,749 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable148 [2021-03-13 00:52:30,750 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:30,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:30,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1803365138, now seen corresponding path program 20 times [2021-03-13 00:52:30,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:30,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915456571] [2021-03-13 00:52:30,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:31,019 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:31,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915456571] [2021-03-13 00:52:31,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1878728486] [2021-03-13 00:52:31,020 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 [2021-03-13 00:52:31,062 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:52:31,062 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:31,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 38 conjunts are in the unsatisfiable core [2021-03-13 00:52:31,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:31,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:31,361 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:31,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:31,365 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:31,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:31,368 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 [2021-03-13 00:52:31,369 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:31,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:31,372 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:31,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:31,376 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:31,378 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 17 treesize of output 13 [2021-03-13 00:52:31,379 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:31,409 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-03-13 00:52:31,410 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:31,410 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:52:31,410 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:52:31,450 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:31,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:31,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 28 [2021-03-13 00:52:31,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610182823] [2021-03-13 00:52:31,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-13 00:52:31,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:31,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-13 00:52:31,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-03-13 00:52:31,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:31,451 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:31,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.25) internal successors, (35), 28 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:31,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:32,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:32,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:32,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:32,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:32,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:32,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:32,879 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:52:32,880 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:32,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:32,880 INFO L82 PathProgramCache]: Analyzing trace with hash -1950970624, now seen corresponding path program 21 times [2021-03-13 00:52:32,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:32,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132532093] [2021-03-13 00:52:32,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:33,128 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:33,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132532093] [2021-03-13 00:52:33,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561345016] [2021-03-13 00:52:33,128 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 [2021-03-13 00:52:33,160 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-13 00:52:33,160 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:33,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 38 conjunts are in the unsatisfiable core [2021-03-13 00:52:33,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:33,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:33,422 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 [2021-03-13 00:52:33,423 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:33,426 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 [2021-03-13 00:52:33,427 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:33,446 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:52:33,446 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:33,447 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:33,447 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:52:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:33,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:33,479 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 28 [2021-03-13 00:52:33,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663960690] [2021-03-13 00:52:33,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-13 00:52:33,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:33,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-13 00:52:33,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-03-13 00:52:33,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:33,480 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:33,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.25) internal successors, (35), 28 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:33,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:33,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:34,239 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable179 [2021-03-13 00:52:34,240 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:34,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:34,240 INFO L82 PathProgramCache]: Analyzing trace with hash -350582746, now seen corresponding path program 22 times [2021-03-13 00:52:34,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:34,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700149355] [2021-03-13 00:52:34,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:35,485 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:35,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700149355] [2021-03-13 00:52:35,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130044147] [2021-03-13 00:52:35,485 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 [2021-03-13 00:52:35,517 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:52:35,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:35,518 WARN L261 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 101 conjunts are in the unsatisfiable core [2021-03-13 00:52:35,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:36,953 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-03-13 00:52:37,190 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-03-13 00:52:37,512 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-03-13 00:52:37,766 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-03-13 00:52:38,054 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-03-13 00:52:38,317 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-03-13 00:52:38,623 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-03-13 00:52:38,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:38,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:38,735 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 [2021-03-13 00:52:38,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:38,770 INFO L628 ElimStorePlain]: treesize reduction 243, result has 4.3 percent of original size [2021-03-13 00:52:38,770 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-03-13 00:52:38,770 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:38,770 INFO L518 ElimStorePlain]: Eliminatee v_prenex_73 vanished before elimination [2021-03-13 00:52:38,771 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:38,771 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:338, output treesize:11 [2021-03-13 00:52:38,829 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:38,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:38,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 37 [2021-03-13 00:52:38,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585308734] [2021-03-13 00:52:38,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-03-13 00:52:38,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:38,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-03-13 00:52:38,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=1324, Unknown=0, NotChecked=0, Total=1406 [2021-03-13 00:52:38,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:38,830 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:38,830 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 38 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:38,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:38,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:38,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:40,518 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2021-03-13 00:52:40,975 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 83 [2021-03-13 00:52:41,431 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 116 [2021-03-13 00:52:41,977 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 131 [2021-03-13 00:52:42,549 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 167 [2021-03-13 00:52:43,146 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 168 [2021-03-13 00:52:43,735 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 168 [2021-03-13 00:52:44,325 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 168 [2021-03-13 00:52:44,896 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 168 [2021-03-13 00:52:45,683 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 168 [2021-03-13 00:52:46,258 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 135 [2021-03-13 00:52:46,659 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:46,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:47,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:52:47,022 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:47,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:47,022 INFO L82 PathProgramCache]: Analyzing trace with hash 2016801216, now seen corresponding path program 23 times [2021-03-13 00:52:47,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:47,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225044303] [2021-03-13 00:52:47,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:47,320 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:47,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225044303] [2021-03-13 00:52:47,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [157715404] [2021-03-13 00:52:47,320 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 [2021-03-13 00:52:47,357 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-13 00:52:47,357 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:47,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 42 conjunts are in the unsatisfiable core [2021-03-13 00:52:47,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:47,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:47,723 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:47,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:52:47,726 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:47,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:47,729 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 [2021-03-13 00:52:47,730 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:47,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:47,733 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 17 treesize of output 13 [2021-03-13 00:52:47,735 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:47,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:47,738 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:47,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:52:47,741 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:47,769 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-03-13 00:52:47,769 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:47,770 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:52:47,770 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:52:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:47,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:47,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 31 [2021-03-13 00:52:47,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971393027] [2021-03-13 00:52:47,814 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 00:52:47,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:47,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 00:52:47,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=853, Unknown=0, NotChecked=0, Total=930 [2021-03-13 00:52:47,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:47,815 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:47,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:47,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:49,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:49,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:49,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:49,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:49,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:52:49,590 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable209 [2021-03-13 00:52:49,590 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:49,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:49,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1596509586, now seen corresponding path program 24 times [2021-03-13 00:52:49,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:49,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905247301] [2021-03-13 00:52:49,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:49,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905247301] [2021-03-13 00:52:49,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822681610] [2021-03-13 00:52:49,907 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 [2021-03-13 00:52:49,940 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-03-13 00:52:49,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:52:49,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 42 conjunts are in the unsatisfiable core [2021-03-13 00:52:49,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:50,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:50,303 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 [2021-03-13 00:52:50,303 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:50,306 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 [2021-03-13 00:52:50,307 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:50,323 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:52:50,323 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:50,324 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:50,324 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:52:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:50,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:50,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 31 [2021-03-13 00:52:50,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191834814] [2021-03-13 00:52:50,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 00:52:50,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:50,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 00:52:50,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=853, Unknown=0, NotChecked=0, Total=930 [2021-03-13 00:52:50,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:50,359 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:50,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:50,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:52:50,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:51,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:51,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:52:51,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:51,241 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable215 [2021-03-13 00:52:51,242 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:52:51,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:52:51,242 INFO L82 PathProgramCache]: Analyzing trace with hash -2047845932, now seen corresponding path program 25 times [2021-03-13 00:52:51,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:52:51,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98502595] [2021-03-13 00:52:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:52:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:52,476 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:52,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98502595] [2021-03-13 00:52:52,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405146884] [2021-03-13 00:52:52,477 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 [2021-03-13 00:52:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:52:52,512 WARN L261 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 113 conjunts are in the unsatisfiable core [2021-03-13 00:52:52,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:52:54,172 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-03-13 00:52:54,543 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-03-13 00:52:54,847 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-03-13 00:52:55,187 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-03-13 00:52:55,455 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-03-13 00:52:55,744 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-03-13 00:52:56,062 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-03-13 00:52:56,372 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-03-13 00:52:56,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:52:56,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:52:56,475 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 [2021-03-13 00:52:56,478 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:52:56,513 INFO L628 ElimStorePlain]: treesize reduction 265, result has 4.0 percent of original size [2021-03-13 00:52:56,513 INFO L518 ElimStorePlain]: Eliminatee v_prenex_86 vanished before elimination [2021-03-13 00:52:56,513 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:52:56,513 INFO L518 ElimStorePlain]: Eliminatee v_prenex_85 vanished before elimination [2021-03-13 00:52:56,514 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:52:56,514 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:371, output treesize:11 [2021-03-13 00:52:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:52:56,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:52:56,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 42 [2021-03-13 00:52:56,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562229331] [2021-03-13 00:52:56,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-03-13 00:52:56,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:52:56,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-03-13 00:52:56,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1710, Unknown=0, NotChecked=0, Total=1806 [2021-03-13 00:52:56,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:56,584 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:52:56,584 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 42 states have (on average 1.2142857142857142) 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) [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:52:56,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:52:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:52:59,436 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 00:53:04,028 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 66 [2021-03-13 00:53:06,596 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 125 [2021-03-13 00:53:07,082 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 122 [2021-03-13 00:53:07,664 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 166 [2021-03-13 00:53:08,254 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 129 [2021-03-13 00:53:08,769 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 159 [2021-03-13 00:53:09,254 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 159 [2021-03-13 00:53:09,767 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 129 [2021-03-13 00:53:10,321 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 129 [2021-03-13 00:53:10,862 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 129 [2021-03-13 00:53:11,160 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 71 [2021-03-13 00:53:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:11,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:11,505 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable217 [2021-03-13 00:53:11,505 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:53:11,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:53:11,506 INFO L82 PathProgramCache]: Analyzing trace with hash 941250002, now seen corresponding path program 26 times [2021-03-13 00:53:11,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:53:11,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070001436] [2021-03-13 00:53:11,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:53:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:53:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:11,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070001436] [2021-03-13 00:53:11,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513425911] [2021-03-13 00:53:11,912 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 [2021-03-13 00:53:11,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:53:11,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:53:11,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 46 conjunts are in the unsatisfiable core [2021-03-13 00:53:11,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:53:12,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:53:12,415 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:12,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:53:12,419 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:12,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:53:12,423 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:12,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:12,426 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 [2021-03-13 00:53:12,427 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:12,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:53:12,435 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:12,438 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 17 treesize of output 13 [2021-03-13 00:53:12,439 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:12,473 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-03-13 00:53:12,473 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:53:12,474 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:53:12,474 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:53:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:12,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:53:12,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 34 [2021-03-13 00:53:12,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195182337] [2021-03-13 00:53:12,526 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-03-13 00:53:12,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:53:12,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-03-13 00:53:12,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1037, Unknown=0, NotChecked=0, Total=1122 [2021-03-13 00:53:12,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:12,527 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:53:12,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 34 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) [2021-03-13 00:53:12,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:12,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:12,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:12,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:12,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:12,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:12,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:14,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:14,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:14,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:15,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:53:15,029 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:53:15,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:53:15,029 INFO L82 PathProgramCache]: Analyzing trace with hash 797111360, now seen corresponding path program 27 times [2021-03-13 00:53:15,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:53:15,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789970275] [2021-03-13 00:53:15,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:53:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:53:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:15,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789970275] [2021-03-13 00:53:15,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441367452] [2021-03-13 00:53:15,557 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 [2021-03-13 00:53:15,594 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-03-13 00:53:15,594 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:53:15,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 46 conjunts are in the unsatisfiable core [2021-03-13 00:53:15,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:53:16,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:16,082 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 [2021-03-13 00:53:16,084 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:16,086 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 [2021-03-13 00:53:16,087 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:16,106 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:53:16,106 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:53:16,106 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:53:16,107 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:53:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:16,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:53:16,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 34 [2021-03-13 00:53:16,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773518348] [2021-03-13 00:53:16,148 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-03-13 00:53:16,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:53:16,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-03-13 00:53:16,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1037, Unknown=0, NotChecked=0, Total=1122 [2021-03-13 00:53:16,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:16,149 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:53:16,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 34 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) [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:16,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:17,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:17,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:17,463 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable254 [2021-03-13 00:53:17,463 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:53:17,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:53:17,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1059387162, now seen corresponding path program 28 times [2021-03-13 00:53:17,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:53:17,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803694678] [2021-03-13 00:53:17,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:53:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:53:18,568 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2021-03-13 00:53:18,720 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2021-03-13 00:53:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:19,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803694678] [2021-03-13 00:53:19,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [559601630] [2021-03-13 00:53:19,648 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 [2021-03-13 00:53:19,685 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:53:19,685 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:53:19,688 WARN L261 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 125 conjunts are in the unsatisfiable core [2021-03-13 00:53:19,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:53:21,955 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-03-13 00:53:22,375 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-03-13 00:53:22,704 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-03-13 00:53:23,042 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-03-13 00:53:23,420 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-03-13 00:53:23,855 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-03-13 00:53:24,259 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-03-13 00:53:24,764 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-03-13 00:53:25,197 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-03-13 00:53:25,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:25,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:25,326 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 [2021-03-13 00:53:25,331 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:25,374 INFO L628 ElimStorePlain]: treesize reduction 287, result has 3.7 percent of original size [2021-03-13 00:53:25,375 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:53:25,375 INFO L518 ElimStorePlain]: Eliminatee v_prenex_100 vanished before elimination [2021-03-13 00:53:25,375 INFO L518 ElimStorePlain]: Eliminatee v_prenex_101 vanished before elimination [2021-03-13 00:53:25,375 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:53:25,376 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:404, output treesize:11 [2021-03-13 00:53:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:25,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:53:25,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 46 [2021-03-13 00:53:25,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582252357] [2021-03-13 00:53:25,463 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-03-13 00:53:25,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:53:25,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-03-13 00:53:25,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=2060, Unknown=0, NotChecked=0, Total=2162 [2021-03-13 00:53:25,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:25,464 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:53:25,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 47 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:25,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:28,714 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2021-03-13 00:53:29,272 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2021-03-13 00:53:29,827 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 140 [2021-03-13 00:53:30,432 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 150 [2021-03-13 00:53:31,182 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 152 [2021-03-13 00:53:31,816 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 154 [2021-03-13 00:53:32,538 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 154 [2021-03-13 00:53:33,187 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 154 [2021-03-13 00:53:33,846 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 154 [2021-03-13 00:53:34,519 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 154 [2021-03-13 00:53:35,321 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 153 [2021-03-13 00:53:36,123 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 154 [2021-03-13 00:53:36,932 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 152 [2021-03-13 00:53:37,398 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 98 [2021-03-13 00:53:37,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:37,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:53:37,880 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:53:37,880 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:53:37,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:53:37,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1518700800, now seen corresponding path program 29 times [2021-03-13 00:53:37,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:53:37,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235807294] [2021-03-13 00:53:37,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:53:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:53:38,426 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:38,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235807294] [2021-03-13 00:53:38,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664034337] [2021-03-13 00:53:38,426 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 [2021-03-13 00:53:38,473 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-03-13 00:53:38,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:53:38,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 50 conjunts are in the unsatisfiable core [2021-03-13 00:53:38,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:53:39,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:39,072 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 17 treesize of output 13 [2021-03-13 00:53:39,074 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:39,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:39,078 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 [2021-03-13 00:53:39,080 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:39,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:53:39,085 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:39,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:53:39,089 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:39,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:53:39,093 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:39,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:53:39,097 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:39,130 INFO L628 ElimStorePlain]: treesize reduction 18, result has 52.6 percent of original size [2021-03-13 00:53:39,130 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:53:39,131 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:53:39,131 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:53:39,193 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:39,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:53:39,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 37 [2021-03-13 00:53:39,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572063316] [2021-03-13 00:53:39,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-03-13 00:53:39,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:53:39,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-03-13 00:53:39,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1239, Unknown=0, NotChecked=0, Total=1332 [2021-03-13 00:53:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:39,194 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:53:39,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:39,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:39,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:39,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:39,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:39,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:39,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:53:39,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:41,122 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:53:41,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:41,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:41,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:53:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:41,979 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable289 [2021-03-13 00:53:41,979 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:53:41,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:53:41,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1345370194, now seen corresponding path program 30 times [2021-03-13 00:53:41,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:53:41,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712564903] [2021-03-13 00:53:41,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:53:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:53:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:42,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712564903] [2021-03-13 00:53:42,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84556322] [2021-03-13 00:53:42,483 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 [2021-03-13 00:53:42,523 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-03-13 00:53:42,524 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:53:42,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 50 conjunts are in the unsatisfiable core [2021-03-13 00:53:42,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:53:43,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:43,073 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 [2021-03-13 00:53:43,075 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:43,077 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 [2021-03-13 00:53:43,079 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:43,100 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:53:43,100 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:53:43,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:53:43,101 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:53:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:43,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:53:43,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 37 [2021-03-13 00:53:43,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435402859] [2021-03-13 00:53:43,153 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-03-13 00:53:43,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:53:43,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-03-13 00:53:43,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1239, Unknown=0, NotChecked=0, Total=1332 [2021-03-13 00:53:43,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:43,154 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:53:43,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:43,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:43,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:44,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:53:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:44,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:44,611 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable296 [2021-03-13 00:53:44,611 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:53:44,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:53:44,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1243232492, now seen corresponding path program 31 times [2021-03-13 00:53:44,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:53:44,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655755409] [2021-03-13 00:53:44,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:53:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:53:46,031 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:46,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655755409] [2021-03-13 00:53:46,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726493466] [2021-03-13 00:53:46,031 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 [2021-03-13 00:53:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:53:46,087 WARN L261 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 137 conjunts are in the unsatisfiable core [2021-03-13 00:53:46,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:53:48,955 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-03-13 00:53:49,403 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-13 00:53:49,810 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-13 00:53:50,270 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-03-13 00:53:50,688 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-13 00:53:51,102 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-13 00:53:51,696 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-03-13 00:53:52,142 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-13 00:53:52,616 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-03-13 00:53:53,079 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-13 00:53:53,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:53,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:53,337 INFO L244 Elim1Store]: Index analysis took 165 ms [2021-03-13 00:53:53,338 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 [2021-03-13 00:53:53,345 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:53:53,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:53:53,482 INFO L244 Elim1Store]: Index analysis took 115 ms [2021-03-13 00:53:53,483 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 [2021-03-13 00:53:53,489 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:53:53,512 INFO L628 ElimStorePlain]: treesize reduction 193, result has 5.4 percent of original size [2021-03-13 00:53:53,513 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:53:53,513 INFO L518 ElimStorePlain]: Eliminatee v_prenex_113 vanished before elimination [2021-03-13 00:53:53,513 INFO L518 ElimStorePlain]: Eliminatee v_prenex_114 vanished before elimination [2021-03-13 00:53:53,514 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:53:53,514 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:437, output treesize:11 [2021-03-13 00:53:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:53:53,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:53:53,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 49 [2021-03-13 00:53:53,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671769202] [2021-03-13 00:53:53,619 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-03-13 00:53:53,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:53:53,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-03-13 00:53:53,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=2329, Unknown=0, NotChecked=0, Total=2450 [2021-03-13 00:53:53,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:53,620 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:53:53,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 50 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:53:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:53:53,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:53:58,455 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-03-13 00:54:03,532 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:54:05,262 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 00:54:05,713 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2021-03-13 00:54:06,337 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:54:07,718 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:54:07,955 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:54:08,976 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 136 [2021-03-13 00:54:09,689 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:10,560 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:11,285 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:12,027 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:12,852 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 185 [2021-03-13 00:54:13,589 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:14,417 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:15,234 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:16,021 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 139 [2021-03-13 00:54:16,826 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 185 [2021-03-13 00:54:17,337 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 80 [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:54:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:17,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:54:17,816 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable298 [2021-03-13 00:54:17,816 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:54:17,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:54:17,816 INFO L82 PathProgramCache]: Analyzing trace with hash 114462866, now seen corresponding path program 32 times [2021-03-13 00:54:17,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:54:17,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347431956] [2021-03-13 00:54:17,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:54:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:54:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:54:18,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347431956] [2021-03-13 00:54:18,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995039483] [2021-03-13 00:54:18,647 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 [2021-03-13 00:54:18,686 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:54:18,686 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:54:18,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 54 conjunts are in the unsatisfiable core [2021-03-13 00:54:18,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:54:19,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:54:19,737 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:19,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:54:19,744 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:19,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:54:19,750 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 17 treesize of output 13 [2021-03-13 00:54:19,752 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:19,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:54:19,757 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:19,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:54:19,763 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 [2021-03-13 00:54:19,765 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:19,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:54:19,770 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:19,838 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-03-13 00:54:19,839 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:54:19,840 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:54:19,840 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:54:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:54:19,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:54:19,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 40 [2021-03-13 00:54:19,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895961477] [2021-03-13 00:54:19,947 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-03-13 00:54:19,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:54:19,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-03-13 00:54:19,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1459, Unknown=0, NotChecked=0, Total=1560 [2021-03-13 00:54:19,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:54:19,948 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:54:19,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.175) internal successors, (47), 40 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:54:19,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:54:19,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:54:23,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:54:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:23,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:54:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:54:24,145 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable335 [2021-03-13 00:54:24,146 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:54:24,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:54:24,146 INFO L82 PathProgramCache]: Analyzing trace with hash -963818624, now seen corresponding path program 33 times [2021-03-13 00:54:24,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:54:24,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309528639] [2021-03-13 00:54:24,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:54:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:54:25,069 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:54:25,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309528639] [2021-03-13 00:54:25,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433335464] [2021-03-13 00:54:25,070 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 [2021-03-13 00:54:25,113 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-03-13 00:54:25,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:54:25,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 54 conjunts are in the unsatisfiable core [2021-03-13 00:54:25,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:54:26,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:54:26,035 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 [2021-03-13 00:54:26,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:26,042 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 [2021-03-13 00:54:26,044 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:26,072 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:54:26,072 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:54:26,073 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:54:26,073 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:54:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:54:26,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:54:26,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 40 [2021-03-13 00:54:26,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130623884] [2021-03-13 00:54:26,148 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-03-13 00:54:26,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:54:26,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-03-13 00:54:26,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1459, Unknown=0, NotChecked=0, Total=1560 [2021-03-13 00:54:26,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:54:26,149 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:54:26,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.175) internal successors, (47), 40 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:54:26,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:54:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:54:28,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:54:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:54:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:54:28,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:28,485 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable342 [2021-03-13 00:54:28,485 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:54:28,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:54:28,485 INFO L82 PathProgramCache]: Analyzing trace with hash 186358182, now seen corresponding path program 34 times [2021-03-13 00:54:28,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:54:28,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485224990] [2021-03-13 00:54:28,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:54:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:54:31,404 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:54:31,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485224990] [2021-03-13 00:54:31,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472540426] [2021-03-13 00:54:31,405 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 [2021-03-13 00:54:31,449 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:54:31,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:54:31,451 WARN L261 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 149 conjunts are in the unsatisfiable core [2021-03-13 00:54:31,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:54:35,009 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-03-13 00:54:35,597 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-03-13 00:54:36,374 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-03-13 00:54:37,035 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-03-13 00:54:37,662 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-03-13 00:54:38,267 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-03-13 00:54:38,960 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-03-13 00:54:39,522 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-03-13 00:54:40,182 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-03-13 00:54:40,827 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-03-13 00:54:41,885 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-03-13 00:54:42,597 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-03-13 00:54:42,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:54:42,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:42,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:54:43,128 INFO L244 Elim1Store]: Index analysis took 382 ms [2021-03-13 00:54:43,130 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 [2021-03-13 00:54:43,140 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:43,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:54:43,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:54:43,319 INFO L244 Elim1Store]: Index analysis took 165 ms [2021-03-13 00:54:43,321 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 [2021-03-13 00:54:43,332 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:54:43,371 INFO L628 ElimStorePlain]: treesize reduction 200, result has 5.2 percent of original size [2021-03-13 00:54:43,371 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:54:43,371 INFO L518 ElimStorePlain]: Eliminatee v_prenex_130 vanished before elimination [2021-03-13 00:54:43,371 INFO L518 ElimStorePlain]: Eliminatee v_prenex_131 vanished before elimination [2021-03-13 00:54:43,372 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:54:43,372 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:470, output treesize:11 [2021-03-13 00:54:43,542 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:54:43,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:54:43,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 53 [2021-03-13 00:54:43,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325093573] [2021-03-13 00:54:43,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-03-13 00:54:43,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:54:43,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-03-13 00:54:43,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=2743, Unknown=0, NotChecked=0, Total=2862 [2021-03-13 00:54:43,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:54:43,544 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:54:43,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 53 states have (on average 1.1886792452830188) internal successors, (63), 54 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) [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:54:43,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:54:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:54:43,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:54:44,527 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:54:45,423 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:54:45,672 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-03-13 00:54:46,694 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 00:54:46,976 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-03-13 00:54:47,361 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-03-13 00:54:48,423 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 00:54:48,745 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-03-13 00:54:49,163 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-03-13 00:54:49,556 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-03-13 00:54:50,679 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-13 00:54:50,964 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-03-13 00:54:51,383 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-03-13 00:54:51,785 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-03-13 00:54:52,185 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-03-13 00:54:53,284 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 00:54:53,594 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-13 00:54:54,038 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-13 00:54:54,471 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-13 00:54:54,936 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-13 00:54:55,372 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-13 00:54:56,429 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 00:54:56,752 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 00:54:57,186 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 00:54:57,625 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 00:54:58,085 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 00:54:58,481 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 00:54:58,900 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 00:55:00,009 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 00:55:00,343 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:55:00,835 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:55:01,378 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:55:01,831 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:55:02,388 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:55:03,039 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:55:03,504 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:55:03,940 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 00:55:04,753 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:55:05,221 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:05,752 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:06,330 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:07,073 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:07,637 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:08,223 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:08,678 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:09,137 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 00:55:09,544 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-13 00:55:10,534 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:55:10,982 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:11,538 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:12,213 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:12,773 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:13,345 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:13,936 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:14,503 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:15,094 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:15,708 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-13 00:55:16,378 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 00:55:17,822 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-03-13 00:55:18,337 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 00:55:18,921 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:19,620 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:20,266 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:20,929 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:21,587 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:22,232 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:22,823 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:23,459 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:24,118 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:24,736 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-13 00:55:25,371 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 00:55:27,275 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 94 [2021-03-13 00:55:28,711 WARN L205 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 149 [2021-03-13 00:55:30,180 WARN L205 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 100 [2021-03-13 00:55:31,687 WARN L205 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 100 [2021-03-13 00:55:33,098 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 100 [2021-03-13 00:55:34,479 WARN L205 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 100 [2021-03-13 00:55:35,975 WARN L205 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 149 [2021-03-13 00:55:37,651 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 148 [2021-03-13 00:55:39,413 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 149 [2021-03-13 00:55:40,969 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 149 [2021-03-13 00:55:42,680 WARN L205 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 149 [2021-03-13 00:55:44,741 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 221 DAG size of output: 149 [2021-03-13 00:55:46,082 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-03-13 00:55:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:55:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:55:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:55:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:55:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:55:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:55:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:55:47,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:55:47,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:55:47,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:55:47,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:55:47,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:55:47,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:55:47,227 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable344 [2021-03-13 00:55:47,227 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:55:47,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:55:47,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1482100800, now seen corresponding path program 35 times [2021-03-13 00:55:47,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:55:47,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262339648] [2021-03-13 00:55:47,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:55:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:55:49,528 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 13 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:55:49,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262339648] [2021-03-13 00:55:49,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939675343] [2021-03-13 00:55:49,528 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 [2021-03-13 00:55:49,580 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-03-13 00:55:49,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:55:49,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 58 conjunts are in the unsatisfiable core [2021-03-13 00:55:49,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:55:52,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:55:52,391 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:55:52,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:55:52,406 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:55:52,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:55:52,418 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 [2021-03-13 00:55:52,423 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:55:52,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:55:52,433 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 17 treesize of output 13 [2021-03-13 00:55:52,440 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:55:52,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:55:52,453 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:55:52,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:55:52,466 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:55:52,605 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 12 [2021-03-13 00:55:52,606 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-03-13 00:55:52,607 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:55:52,609 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:55:52,610 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:55:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 13 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:55:52,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:55:52,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 43 [2021-03-13 00:55:52,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013560537] [2021-03-13 00:55:52,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-03-13 00:55:52,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:55:52,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-03-13 00:55:52,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1697, Unknown=0, NotChecked=0, Total=1806 [2021-03-13 00:55:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:55:52,866 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:55:52,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 43 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:55:52,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:55:52,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:55:52,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:55:52,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:55:52,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:55:52,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:55:52,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:55:52,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:55:52,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:55:52,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:55:52,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:55:52,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:55:53,965 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2021-03-13 00:55:54,303 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2021-03-13 00:55:58,859 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-03-13 00:55:59,294 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:55:59,575 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:55:59,873 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:00,389 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:00,689 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:56:00,977 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:01,566 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:02,104 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:02,358 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:56:03,142 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:03,410 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:56:03,671 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:03,926 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:56:04,185 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:04,405 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:56:04,708 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:04,971 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:56:05,264 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:05,658 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:05,938 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:56:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:56:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:56:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:06,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:06,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:56:06,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:56:06,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:06,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:56:06,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:56:06,243 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable382,38 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:56:06,244 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:56:06,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:56:06,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1879854318, now seen corresponding path program 36 times [2021-03-13 00:56:06,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:56:06,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337244009] [2021-03-13 00:56:06,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:56:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:56:08,492 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:56:08,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337244009] [2021-03-13 00:56:08,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534691128] [2021-03-13 00:56:08,493 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 [2021-03-13 00:56:08,540 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-03-13 00:56:08,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:56:08,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 58 conjunts are in the unsatisfiable core [2021-03-13 00:56:08,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:56:10,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:56:10,922 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 [2021-03-13 00:56:10,925 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:56:10,931 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 [2021-03-13 00:56:10,945 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:56:11,022 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:56:11,023 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:56:11,025 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:56:11,025 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:56:11,243 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:56:11,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:56:11,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 43 [2021-03-13 00:56:11,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7675607] [2021-03-13 00:56:11,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-03-13 00:56:11,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:56:11,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-03-13 00:56:11,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1697, Unknown=0, NotChecked=0, Total=1806 [2021-03-13 00:56:11,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:56:11,245 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:56:11,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 43 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:11,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:56:11,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:56:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:18,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:56:18,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:56:18,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:56:18,563 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable389 [2021-03-13 00:56:18,564 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:56:18,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:56:18,564 INFO L82 PathProgramCache]: Analyzing trace with hash 1854022740, now seen corresponding path program 37 times [2021-03-13 00:56:18,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:56:18,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655503840] [2021-03-13 00:56:18,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:56:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:56:20,234 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2021-03-13 00:56:20,806 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-03-13 00:56:21,263 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2021-03-13 00:56:21,675 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2021-03-13 00:56:22,293 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2021-03-13 00:56:22,749 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-03-13 00:56:23,289 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-03-13 00:56:24,029 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2021-03-13 00:56:24,553 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-03-13 00:56:25,141 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-03-13 00:56:25,757 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-03-13 00:56:26,235 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-03-13 00:56:26,707 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-03-13 00:56:27,201 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-03-13 00:56:28,012 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2021-03-13 00:56:28,649 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-03-13 00:56:29,045 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2021-03-13 00:56:29,446 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 15 [2021-03-13 00:56:29,448 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:56:29,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655503840] [2021-03-13 00:56:29,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337541294] [2021-03-13 00:56:29,449 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 [2021-03-13 00:56:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:56:29,500 WARN L261 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 161 conjunts are in the unsatisfiable core [2021-03-13 00:56:29,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:56:29,857 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-03-13 00:56:30,241 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-13 00:56:30,627 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-03-13 00:56:30,981 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-03-13 00:56:31,350 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-03-13 00:56:31,679 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-03-13 00:56:32,050 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 00:56:32,473 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 00:56:32,854 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 00:56:33,289 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 00:56:33,764 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 00:56:34,221 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 00:56:36,837 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-03-13 00:56:37,895 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-03-13 00:56:38,917 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-03-13 00:56:39,926 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-03-13 00:56:40,978 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-03-13 00:56:41,948 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-03-13 00:56:43,185 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-03-13 00:56:44,563 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-03-13 00:56:45,934 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-03-13 00:56:47,277 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-03-13 00:56:48,614 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-03-13 00:56:49,891 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-03-13 00:56:51,096 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-03-13 00:56:51,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:51,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:56:52,193 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:56:52,193 INFO L244 Elim1Store]: Index analysis took 855 ms [2021-03-13 00:56:52,196 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 147 treesize of output 95 [2021-03-13 00:56:52,217 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:56:52,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:52,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:56:52,627 INFO L244 Elim1Store]: Index analysis took 393 ms [2021-03-13 00:56:52,629 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 [2021-03-13 00:56:52,657 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:56:53,121 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2021-03-13 00:56:53,122 INFO L628 ElimStorePlain]: treesize reduction 190, result has 48.8 percent of original size [2021-03-13 00:56:53,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:56:53,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:56:53,459 INFO L244 Elim1Store]: Index analysis took 328 ms [2021-03-13 00:56:53,461 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 [2021-03-13 00:56:53,480 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:56:53,541 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:56:53,541 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:56:53,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:56:53,551 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 [2021-03-13 00:56:53,555 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:56:53,612 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:56:53,617 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:56:53,617 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:653, output treesize:22 [2021-03-13 00:56:54,134 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:56:54,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:56:54,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 29] total 58 [2021-03-13 00:56:54,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79653700] [2021-03-13 00:56:54,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-03-13 00:56:54,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:56:54,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-03-13 00:56:54,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=3292, Unknown=0, NotChecked=0, Total=3422 [2021-03-13 00:56:54,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:56:54,136 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:56:54,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 58 states have (on average 1.1551724137931034) internal successors, (67), 59 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:56:54,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:56:54,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:57:10,773 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-03-13 00:57:13,143 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 135 DAG size of output: 101 [2021-03-13 00:57:15,518 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2021-03-13 00:57:19,400 WARN L205 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 223 DAG size of output: 170 [2021-03-13 00:57:23,260 WARN L205 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 289 DAG size of output: 236 [2021-03-13 00:57:27,159 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 290 DAG size of output: 229 [2021-03-13 00:57:31,312 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 290 DAG size of output: 229 [2021-03-13 00:57:35,405 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 290 DAG size of output: 229 [2021-03-13 00:57:39,874 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 288 DAG size of output: 229 [2021-03-13 00:57:44,274 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 288 DAG size of output: 229 [2021-03-13 00:57:48,825 WARN L205 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 295 DAG size of output: 229 [2021-03-13 00:57:53,493 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 290 DAG size of output: 236 [2021-03-13 00:57:58,203 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 288 DAG size of output: 229 [2021-03-13 00:58:02,469 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 288 DAG size of output: 229 [2021-03-13 00:58:07,317 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 290 DAG size of output: 229 [2021-03-13 00:58:11,917 WARN L205 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 294 DAG size of output: 229 [2021-03-13 00:58:14,483 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 139 DAG size of output: 106 [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:15,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:15,855 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable391,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:58:15,855 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:58:15,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:58:15,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1640094546, now seen corresponding path program 38 times [2021-03-13 00:58:15,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:58:15,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368093547] [2021-03-13 00:58:15,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:58:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:58:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:58:18,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368093547] [2021-03-13 00:58:18,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526105918] [2021-03-13 00:58:18,932 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 [2021-03-13 00:58:18,974 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:58:18,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:58:18,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 62 conjunts are in the unsatisfiable core [2021-03-13 00:58:18,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:58:23,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:58:23,165 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:23,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 00:58:23,181 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:23,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 00:58:23,197 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:23,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:58:23,207 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 [2021-03-13 00:58:23,214 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:23,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:58:23,226 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 17 treesize of output 13 [2021-03-13 00:58:23,234 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:23,241 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 00:58:23,247 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:23,414 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 12 [2021-03-13 00:58:23,416 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-03-13 00:58:23,416 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:58:23,420 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 00:58:23,420 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 00:58:23,875 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:58:23,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:58:23,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 46 [2021-03-13 00:58:23,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201295407] [2021-03-13 00:58:23,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-03-13 00:58:23,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:58:23,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-03-13 00:58:23,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1953, Unknown=0, NotChecked=0, Total=2070 [2021-03-13 00:58:23,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:58:23,876 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:58:23,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.1521739130434783) internal successors, (53), 46 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) [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:23,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:58:31,584 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-03-13 00:58:32,021 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:32,439 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:32,853 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:33,216 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:33,607 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:34,026 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:34,429 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:34,824 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:35,262 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:35,624 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:36,036 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:36,344 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:36,742 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:37,105 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:37,544 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:37,964 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:38,366 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:38,730 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:39,138 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:39,499 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:39,893 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:40,245 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:40,701 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:41,100 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:58:41,547 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:42,027 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:42,447 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:58:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:58:42,774 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable441,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:58:42,775 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:58:42,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:58:42,775 INFO L82 PathProgramCache]: Analyzing trace with hash 498700992, now seen corresponding path program 39 times [2021-03-13 00:58:42,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:58:42,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137988307] [2021-03-13 00:58:42,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:58:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:58:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:58:46,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137988307] [2021-03-13 00:58:46,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404009370] [2021-03-13 00:58:46,776 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 [2021-03-13 00:58:46,828 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-03-13 00:58:46,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:58:46,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 62 conjunts are in the unsatisfiable core [2021-03-13 00:58:46,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:58:51,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:58:51,094 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 [2021-03-13 00:58:51,101 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:51,117 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 [2021-03-13 00:58:51,122 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:58:51,211 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 00:58:51,212 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:58:51,214 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:58:51,214 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 00:58:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:58:51,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:58:51,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 46 [2021-03-13 00:58:51,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643697134] [2021-03-13 00:58:51,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-03-13 00:58:51,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:58:51,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-03-13 00:58:51,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1953, Unknown=0, NotChecked=0, Total=2070 [2021-03-13 00:58:51,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:58:51,511 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:58:51,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.1521739130434783) internal successors, (53), 46 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) [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:58:51,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:58:51,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:59:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:59:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:59:02,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:59:02,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:59:02,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:59:02,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:59:02,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:59:02,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:59:02,486 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable448 [2021-03-13 00:59:02,486 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:59:02,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:59:02,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1720173978, now seen corresponding path program 40 times [2021-03-13 00:59:02,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:59:02,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082385387] [2021-03-13 00:59:02,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:59:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:59:04,794 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 23 [2021-03-13 00:59:05,397 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2021-03-13 00:59:06,025 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 23 [2021-03-13 00:59:06,716 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:07,231 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:07,724 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:08,418 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:09,042 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:09,543 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:10,351 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:11,212 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:12,070 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:12,884 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:13,691 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:14,314 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-03-13 00:59:15,172 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 25 [2021-03-13 00:59:15,694 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 7 [2021-03-13 00:59:15,697 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:59:15,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082385387] [2021-03-13 00:59:15,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82192914] [2021-03-13 00:59:15,697 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 [2021-03-13 00:59:15,750 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:59:15,751 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:59:15,753 WARN L261 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 173 conjunts are in the unsatisfiable core [2021-03-13 00:59:15,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:59:16,423 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-03-13 00:59:16,997 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:59:17,577 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-03-13 00:59:18,094 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-03-13 00:59:18,696 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-03-13 00:59:19,293 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-03-13 00:59:19,948 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-13 00:59:20,511 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 00:59:21,165 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 00:59:21,854 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-13 00:59:22,536 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 00:59:23,285 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 00:59:24,125 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 00:59:25,254 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 00:59:28,131 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2021-03-13 00:59:29,561 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:31,061 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-03-13 00:59:32,569 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:33,960 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:35,464 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-03-13 00:59:36,982 WARN L205 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:38,597 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-03-13 00:59:40,115 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:41,568 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:43,127 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-03-13 00:59:44,927 WARN L205 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:46,590 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-03-13 00:59:48,198 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-03-13 00:59:48,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:59:49,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:59:49,273 INFO L244 Elim1Store]: Index analysis took 710 ms [2021-03-13 00:59:49,276 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 [2021-03-13 00:59:49,311 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:59:49,618 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 7 [2021-03-13 00:59:49,620 INFO L628 ElimStorePlain]: treesize reduction 375, result has 2.8 percent of original size [2021-03-13 00:59:49,621 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 00:59:49,621 INFO L518 ElimStorePlain]: Eliminatee v_prenex_164 vanished before elimination [2021-03-13 00:59:49,621 INFO L518 ElimStorePlain]: Eliminatee v_prenex_165 vanished before elimination [2021-03-13 00:59:49,624 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:59:49,625 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:536, output treesize:11 [2021-03-13 00:59:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:59:49,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:59:49,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 60 [2021-03-13 00:59:49,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987194030] [2021-03-13 00:59:49,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-03-13 00:59:49,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:59:49,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-03-13 00:59:49,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=3512, Unknown=0, NotChecked=0, Total=3660 [2021-03-13 00:59:49,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:59:49,664 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:59:49,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 61 states, 60 states have (on average 1.1333333333333333) internal successors, (68), 61 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 00:59:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 00:59:49,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:59:52,761 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-03-13 00:59:53,335 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 00:59:55,666 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 00:59:56,669 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-03-13 00:59:57,678 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-03-13 01:00:00,249 WARN L205 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-03-13 01:00:01,474 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 01:00:02,927 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 01:00:04,101 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-03-13 01:00:06,712 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-03-13 01:00:07,828 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 01:00:09,279 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 01:00:10,787 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 01:00:11,859 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-03-13 01:00:14,690 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-03-13 01:00:15,968 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:00:17,518 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:00:18,938 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:00:20,639 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:00:21,691 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-03-13 01:00:24,433 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-03-13 01:00:25,663 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:00:27,181 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:00:28,701 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:00:30,308 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:00:31,991 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:00:33,455 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-13 01:00:36,184 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-13 01:00:37,337 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:00:39,065 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:00:40,647 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:00:42,194 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:00:43,603 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:00:45,218 WARN L205 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:00:46,638 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 01:00:49,557 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 01:00:50,908 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:00:52,629 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:00:54,585 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:00:56,220 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:00:57,930 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:00:59,463 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:01:01,005 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:01:02,333 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 01:01:04,999 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 01:01:06,246 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:07,889 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:09,532 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:11,121 WARN L205 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:12,779 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:14,441 WARN L205 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:16,095 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:17,648 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:01:19,048 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-13 01:01:22,053 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-13 01:01:23,358 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:24,947 WARN L205 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:26,533 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:28,089 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:29,487 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:31,122 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:32,644 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:34,418 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:36,163 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:01:37,617 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 01:01:40,781 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 01:01:42,057 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:43,693 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:45,211 WARN L205 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:46,973 WARN L205 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:48,300 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:49,767 WARN L205 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:51,062 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:52,246 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:53,453 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:54,794 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 01:01:56,019 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 01:01:58,398 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-03-13 01:01:59,412 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:00,613 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:01,846 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:03,123 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:04,511 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:05,943 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:07,308 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:08,672 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:10,209 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:11,778 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:13,255 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 01:02:14,435 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 01:02:16,865 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2021-03-13 01:02:18,102 WARN L205 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-13 01:02:19,353 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:21,001 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:22,590 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:24,158 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:25,740 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:27,371 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:28,898 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:30,424 WARN L205 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:32,117 WARN L205 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:33,758 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:35,310 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:36,918 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-03-13 01:02:38,291 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-13 01:02:42,133 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 165 DAG size of output: 159 [2021-03-13 01:02:45,324 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 168 DAG size of output: 162 [2021-03-13 01:02:48,248 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 231 DAG size of output: 169 [2021-03-13 01:02:51,098 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 231 DAG size of output: 168 [2021-03-13 01:02:53,506 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 231 DAG size of output: 169 [2021-03-13 01:02:56,474 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 231 DAG size of output: 168 [2021-03-13 01:02:59,333 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 231 DAG size of output: 168 [2021-03-13 01:03:02,197 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 231 DAG size of output: 168 [2021-03-13 01:03:05,004 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 231 DAG size of output: 168 [2021-03-13 01:03:07,371 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 231 DAG size of output: 169 [2021-03-13 01:03:10,069 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 231 DAG size of output: 169 [2021-03-13 01:03:12,638 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 231 DAG size of output: 168 [2021-03-13 01:03:14,956 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 231 DAG size of output: 169 [2021-03-13 01:03:17,498 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 231 DAG size of output: 169 [2021-03-13 01:03:19,502 WARN L205 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 97 [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 01:03:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 01:03:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:03:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:03:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:03:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 01:03:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:03:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 01:03:20,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:03:20,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2021-03-13 01:03:20,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable450,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:03:20,952 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:03:20,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:03:20,953 INFO L82 PathProgramCache]: Analyzing trace with hash -1785821312, now seen corresponding path program 41 times [2021-03-13 01:03:20,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:03:20,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068440626] [2021-03-13 01:03:20,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:03:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:03:26,129 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 15 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:03:26,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068440626] [2021-03-13 01:03:26,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434085150] [2021-03-13 01:03:26,129 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 [2021-03-13 01:03:26,198 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-03-13 01:03:26,199 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:03:26,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 66 conjunts are in the unsatisfiable core [2021-03-13 01:03:26,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:03:26,943 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-03-13 01:03:30,509 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-03-13 01:03:32,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 01:03:32,918 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:03:32,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 01:03:32,936 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 [2021-03-13 01:03:32,945 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 01:03:32,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-03-13 01:03:32,968 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 01:03:32,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 01:03:32,996 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 01:03:33,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 01:03:33,012 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 17 treesize of output 13 [2021-03-13 01:03:33,023 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 01:03:33,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-03-13 01:03:33,047 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 01:03:33,288 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 12 [2021-03-13 01:03:33,290 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-03-13 01:03:33,291 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 01:03:33,295 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 01:03:33,295 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-03-13 01:03:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 15 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:03:33,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:03:33,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 49 [2021-03-13 01:03:33,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795600385] [2021-03-13 01:03:33,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-03-13 01:03:33,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:03:33,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-03-13 01:03:33,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=2227, Unknown=0, NotChecked=0, Total=2352 [2021-03-13 01:03:33,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:03:33,823 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:03:33,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.1428571428571428) internal successors, (56), 49 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 01:03:33,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:03:33,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 01:03:33,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:03:33,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2021-03-13 01:03:33,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:03:34,167 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 7 [2021-03-13 01:03:34,698 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 19 [2021-03-13 01:03:35,397 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 21 [2021-03-13 01:03:35,916 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2021-03-13 01:03:36,531 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2021-03-13 01:03:45,538 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-03-13 01:03:46,348 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:46,921 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:47,641 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:48,223 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:48,788 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:49,358 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:49,981 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:50,535 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:51,166 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:51,735 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:52,306 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:52,845 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:53,454 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:54,026 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:54,628 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:55,240 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:55,822 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:56,409 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:57,034 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:57,539 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:58,333 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:58,808 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:03:59,314 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:03:59,816 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:04:00,338 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:04:00,835 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 01:04:01,400 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:04:02,126 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:04:02,703 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:04:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 01:04:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:04:02,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2021-03-13 01:04:02,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-13 01:04:03,093 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable495,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:04:03,094 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:04:03,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:04:03,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1485684178, now seen corresponding path program 42 times [2021-03-13 01:04:03,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:04:03,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924000157] [2021-03-13 01:04:03,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:04:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:04:07,406 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:04:07,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924000157] [2021-03-13 01:04:07,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568350364] [2021-03-13 01:04:07,406 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:04:07,474 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-03-13 01:04:07,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:04:07,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 66 conjunts are in the unsatisfiable core [2021-03-13 01:04:07,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:04:12,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 01:04:12,853 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 [2021-03-13 01:04:12,861 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:04:12,871 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 [2021-03-13 01:04:12,880 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 01:04:12,995 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 11 [2021-03-13 01:04:12,997 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-03-13 01:04:12,997 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 01:04:13,002 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:04:13,002 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-03-13 01:04:13,361 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:04:13,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:04:13,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 49 [2021-03-13 01:04:13,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561594586] [2021-03-13 01:04:13,362 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-03-13 01:04:13,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:04:13,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-03-13 01:04:13,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=2227, Unknown=0, NotChecked=0, Total=2352 [2021-03-13 01:04:13,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:04:13,363 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:04:13,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.1428571428571428) internal successors, (56), 49 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2021-03-13 01:04:13,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-13 01:04:13,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:04:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2021-03-13 01:04:29,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-13 01:04:29,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:04:29,867 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable502 [2021-03-13 01:04:29,868 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:04:29,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:04:29,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1188466284, now seen corresponding path program 43 times [2021-03-13 01:04:29,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:04:29,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947795216] [2021-03-13 01:04:29,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:04:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:04:30,136 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-03-13 01:04:32,180 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2021-03-13 01:04:32,668 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 21 [2021-03-13 01:04:33,168 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 23 [2021-03-13 01:04:33,718 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:34,296 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:34,874 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:35,507 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:36,147 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:36,724 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:37,330 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:38,035 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:38,719 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:39,366 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:40,066 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:40,757 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:41,486 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2021-03-13 01:04:42,219 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2021-03-13 01:04:42,655 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 7 [2021-03-13 01:04:42,658 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:04:42,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947795216] [2021-03-13 01:04:42,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688226802] [2021-03-13 01:04:42,659 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:04:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:04:42,735 WARN L261 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 185 conjunts are in the unsatisfiable core [2021-03-13 01:04:42,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:04:43,353 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-03-13 01:04:43,906 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:04:44,500 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-03-13 01:04:45,148 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-03-13 01:04:45,787 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-03-13 01:04:46,468 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-03-13 01:04:47,157 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-13 01:04:47,871 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 01:04:48,586 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 01:04:49,425 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-13 01:04:50,191 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 01:04:50,937 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 01:04:51,701 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 01:04:52,423 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-13 01:04:53,460 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 01:04:56,188 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2021-03-13 01:04:57,672 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:04:59,038 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:00,399 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-03-13 01:05:01,842 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:03,481 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:04,978 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-03-13 01:05:06,519 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:08,125 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:09,593 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-03-13 01:05:11,307 WARN L205 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-03-13 01:05:12,890 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:14,455 WARN L205 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-03-13 01:05:16,050 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:17,804 WARN L205 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-03-13 01:05:18,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 01:05:18,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:05:18,862 INFO L244 Elim1Store]: Index analysis took 688 ms [2021-03-13 01:05:18,867 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 [2021-03-13 01:05:18,905 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:05:19,199 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 7 [2021-03-13 01:05:19,202 INFO L628 ElimStorePlain]: treesize reduction 393, result has 2.7 percent of original size [2021-03-13 01:05:19,202 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-03-13 01:05:19,202 INFO L518 ElimStorePlain]: Eliminatee v_prenex_187 vanished before elimination [2021-03-13 01:05:19,202 INFO L518 ElimStorePlain]: Eliminatee v_prenex_188 vanished before elimination [2021-03-13 01:05:19,206 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:05:19,206 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:569, output treesize:11 [2021-03-13 01:05:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:05:19,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:05:19,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33] total 64 [2021-03-13 01:05:19,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191302771] [2021-03-13 01:05:19,245 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-03-13 01:05:19,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:05:19,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-03-13 01:05:19,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=4002, Unknown=0, NotChecked=0, Total=4160 [2021-03-13 01:05:19,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:05:19,246 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:05:19,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 65 states, 64 states have (on average 1.125) internal successors, (72), 65 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) [2021-03-13 01:05:19,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:05:19,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:05:19,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-03-13 01:05:19,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:05:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:05:22,121 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-03-13 01:05:22,730 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 01:05:24,684 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-03-13 01:05:25,462 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-03-13 01:05:26,330 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-03-13 01:05:28,245 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-03-13 01:05:29,074 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 01:05:30,196 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 01:05:31,115 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-03-13 01:05:33,224 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-03-13 01:05:34,061 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 01:05:35,134 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 01:05:36,200 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 01:05:37,125 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-03-13 01:05:39,338 WARN L205 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-03-13 01:05:40,208 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:05:41,254 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:05:42,345 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:05:43,366 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 01:05:44,285 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-03-13 01:05:46,284 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-03-13 01:05:47,208 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:05:48,296 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:05:49,407 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:05:50,459 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:05:51,466 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 01:05:52,335 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-13 01:05:54,309 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-13 01:05:55,145 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:05:56,197 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:05:57,286 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:05:58,468 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:05:59,505 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:06:00,519 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 01:06:01,385 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 01:06:03,456 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 01:06:04,229 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:06:05,317 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:06:06,335 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:06:07,391 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:06:08,453 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:06:09,481 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:06:10,508 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 01:06:11,355 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 01:06:13,245 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 01:06:14,085 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:06:15,163 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 01:06:16,301 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 89 Received shutdown request... [2021-03-13 01:06:17,097 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable504,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:06:17,098 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 01:06:17,104 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 01:06:17,104 INFO L202 PluginConnector]: Adding new model array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 01:06:17 BasicIcfg [2021-03-13 01:06:17,105 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 01:06:17,105 INFO L168 Benchmark]: Toolchain (without parser) took 871010.24 ms. Allocated memory was 255.9 MB in the beginning and 434.1 MB in the end (delta: 178.3 MB). Free memory was 236.3 MB in the beginning and 179.0 MB in the end (delta: 57.4 MB). Peak memory consumption was 236.4 MB. Max. memory is 16.0 GB. [2021-03-13 01:06:17,105 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 01:06:17,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.71 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 01:06:17,105 INFO L168 Benchmark]: Boogie Preprocessor took 10.55 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 01:06:17,105 INFO L168 Benchmark]: RCFGBuilder took 350.81 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 232.4 MB in the end (delta: 876.3 kB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. [2021-03-13 01:06:17,105 INFO L168 Benchmark]: TraceAbstraction took 870623.81 ms. Allocated memory was 255.9 MB in the beginning and 434.1 MB in the end (delta: 178.3 MB). Free memory was 231.8 MB in the beginning and 179.0 MB in the end (delta: 52.8 MB). Peak memory consumption was 230.4 MB. Max. memory is 16.0 GB. [2021-03-13 01:06:17,105 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 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 18.71 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.55 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 350.81 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 232.4 MB in the end (delta: 876.3 kB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 870623.81 ms. Allocated memory was 255.9 MB in the beginning and 434.1 MB in the end (delta: 178.3 MB). Free memory was 231.8 MB in the beginning and 179.0 MB in the end (delta: 52.8 MB). Peak memory consumption was 230.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 56.4ms, 21 PlacesBefore, 19 PlacesAfterwards, 16 TransitionsBefore, 14 TransitionsAfterwards, 30 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 24 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 24, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10306, positive: 5227, positive conditional: 5227, positive unconditional: 0, negative: 5079, negative conditional: 5079, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5227, positive: 5227, positive conditional: 5227, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5227, positive: 5227, positive conditional: 0, positive unconditional: 5227, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5227, positive: 5220, positive conditional: 0, positive unconditional: 5220, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 0, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 5079 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 114 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 870521.9ms, OverallIterations: 46, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 93.4ms, PartialOrderReductionTime: 607657.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1522, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 292.2ms SsaConstructionTime, 1547.3ms SatisfiabilityAnalysisTime, 251020.1ms InterpolantComputationTime, 2189 NumberOfCodeBlocks, 2189 NumberOfCodeBlocksAsserted, 195 NumberOfCheckSat, 2099 ConstructedInterpolants, 161 QuantifiedInterpolants, 88749 SizeOfPredicates, 262 NumberOfNonLiveVariables, 6700 ConjunctsInSsa, 2641 ConjunctsInUnsatCore, 90 InterpolantComputations, 2 PerfectInterpolantSequences, 239/7679 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown