/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/array-eq-trans.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 00:20:17,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 00:20:17,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 00:20:17,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 00:20:17,971 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 00:20:17,998 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 00:20:17,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 00:20:17,998 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 00:20:17,998 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 00:20:18,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 00:20:18,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 00:20:18,001 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 00:20:18,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 00:20:18,001 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 00:20:18,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 00:20:18,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 00:20:18,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 00:20:18,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 00:20:18,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 00:20:18,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 00:20:18,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 00:20:18,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 00:20:18,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 00:20:18,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 00:20:18,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 00:20:18,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 00:20:18,004 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 00:20:18,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 00:20:18,004 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 00:20:18,004 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 00:20:18,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 00:20:18,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 00:20:18,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 00:20:18,305 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 00:20:18,306 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 00:20:18,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/array-eq-trans.wvr.bpl [2021-03-13 00:20:18,311 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/array-eq-trans.wvr.bpl' [2021-03-13 00:20:18,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 00:20:18,350 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 00:20:18,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 00:20:18,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 00:20:18,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 00:20:18,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 00:20:18,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 00:20:18,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 00:20:18,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 00:20:18,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/1) ... [2021-03-13 00:20:18,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 00:20:18,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 00:20:18,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 00:20:18,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 00:20:18,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (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 00:20:18,428 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 00:20:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 00:20:18,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 00:20:18,428 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 00:20:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 00:20:18,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 00:20:18,428 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 00:20:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 00:20:18,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 00:20:18,429 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 00:20:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 00:20:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 00:20:18,429 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 00:20:18,614 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 00:20:18,614 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 00:20:18,615 INFO L202 PluginConnector]: Adding new model array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:20:18 BoogieIcfgContainer [2021-03-13 00:20:18,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 00:20:18,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 00:20:18,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 00:20:18,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 00:20:18,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:20:18" (1/2) ... [2021-03-13 00:20:18,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ceca556 and model type array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 12:20:18, skipping insertion in model container [2021-03-13 00:20:18,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:20:18" (2/2) ... [2021-03-13 00:20:18,620 INFO L111 eAbstractionObserver]: Analyzing ICFG array-eq-trans.wvr.bpl [2021-03-13 00:20:18,640 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 00:20:18,640 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 00:20:18,643 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 00:20:18,643 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 00:20:18,699 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-13 00:20:18,730 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 00:20:18,787 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 00:20:18,787 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 00:20:18,787 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 00:20:18,787 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 00:20:18,788 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 00:20:18,788 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 00:20:18,789 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 00:20:18,789 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 00:20:18,797 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 00:20:18,797 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 35 transitions, 94 flow [2021-03-13 00:20:18,802 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 35 transitions, 94 flow [2021-03-13 00:20:18,803 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 39 places, 35 transitions, 94 flow [2021-03-13 00:20:18,831 INFO L129 PetriNetUnfolder]: 6/32 cut-off events. [2021-03-13 00:20:18,831 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-13 00:20:18,835 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45 conditions, 32 events. 6/32 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 73 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 27. Up to 3 conditions per place. [2021-03-13 00:20:18,836 INFO L116 LiptonReduction]: Number of co-enabled transitions 378 [2021-03-13 00:20:19,383 INFO L131 LiptonReduction]: Checked pairs total: 270 [2021-03-13 00:20:19,384 INFO L133 LiptonReduction]: Total number of compositions: 21 [2021-03-13 00:20:19,406 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:19,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:19,413 INFO L82 PathProgramCache]: Analyzing trace with hash -513243549, now seen corresponding path program 1 times [2021-03-13 00:20:19,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:19,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485762652] [2021-03-13 00:20:19,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:19,617 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 00:20:19,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485762652] [2021-03-13 00:20:19,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:20:19,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 00:20:19,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101389947] [2021-03-13 00:20:19,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-13 00:20:19,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:19,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-13 00:20:19,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-13 00:20:19,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:19,637 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:19,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:19,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:19,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:19,668 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 00:20:19,668 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:19,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:19,669 INFO L82 PathProgramCache]: Analyzing trace with hash -154292703, now seen corresponding path program 1 times [2021-03-13 00:20:19,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:19,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217369623] [2021-03-13 00:20:19,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:19,730 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 00:20:19,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217369623] [2021-03-13 00:20:19,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231162674] [2021-03-13 00:20:19,731 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 00:20:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:19,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-13 00:20:19,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:19,899 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 00:20:19,916 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:19,927 INFO L628 ElimStorePlain]: treesize reduction 17, result has 34.6 percent of original size [2021-03-13 00:20:19,927 INFO L518 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2021-03-13 00:20:19,932 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:19,932 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:6 [2021-03-13 00:20:19,955 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 00:20:19,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:19,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-13 00:20:19,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288469770] [2021-03-13 00:20:19,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-13 00:20:19,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:19,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-13 00:20:19,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-13 00:20:19,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:19,957 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:19,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 00:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:19,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:19,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:20,207 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:20,208 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:20,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:20,208 INFO L82 PathProgramCache]: Analyzing trace with hash -1043023818, now seen corresponding path program 1 times [2021-03-13 00:20:20,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:20,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764791744] [2021-03-13 00:20:20,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:20,333 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 00:20:20,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764791744] [2021-03-13 00:20:20,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17291485] [2021-03-13 00:20:20,333 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) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:20,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-13 00:20:20,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:20,463 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 00:20:20,464 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:20,483 INFO L628 ElimStorePlain]: treesize reduction 24, result has 38.5 percent of original size [2021-03-13 00:20:20,483 INFO L518 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2021-03-13 00:20:20,488 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:20,489 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:46, output treesize:12 [2021-03-13 00:20:20,578 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 00:20:20,580 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:20,594 INFO L628 ElimStorePlain]: treesize reduction 20, result has 37.5 percent of original size [2021-03-13 00:20:20,594 INFO L518 ElimStorePlain]: Eliminatee C vanished before elimination [2021-03-13 00:20:20,595 INFO L518 ElimStorePlain]: Eliminatee v_prenex_3 vanished before elimination [2021-03-13 00:20:20,595 INFO L518 ElimStorePlain]: Eliminatee v_prenex_4 vanished before elimination [2021-03-13 00:20:20,597 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:20,597 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:40, output treesize:9 [2021-03-13 00:20:20,621 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 00:20:20,621 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:20,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-13 00:20:20,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691693249] [2021-03-13 00:20:20,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-13 00:20:20,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:20,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-13 00:20:20,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-13 00:20:20,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:20,623 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:20,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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 00:20:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:20,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:20,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:20,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:20,915 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:20,916 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:20,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:20,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1587438547, now seen corresponding path program 1 times [2021-03-13 00:20:20,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:20,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137706213] [2021-03-13 00:20:20,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:21,223 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2021-03-13 00:20:21,388 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2021-03-13 00:20:21,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:21,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137706213] [2021-03-13 00:20:21,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479535081] [2021-03-13 00:20:21,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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) [2021-03-13 00:20:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:21,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 00:20:21,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:21,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:21,863 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-13 00:20:21,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032005188] [2021-03-13 00:20:21,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-13 00:20:21,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:21,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-13 00:20:21,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-03-13 00:20:21,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:21,865 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:21,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 11 states have internal predecessors, (28), 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 00:20:21,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:21,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:21,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:21,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:21,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:21,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:21,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:21,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:22,129 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:22,129 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:22,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:22,129 INFO L82 PathProgramCache]: Analyzing trace with hash 623524693, now seen corresponding path program 2 times [2021-03-13 00:20:22,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:22,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761000985] [2021-03-13 00:20:22,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:22,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761000985] [2021-03-13 00:20:22,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199904661] [2021-03-13 00:20:22,267 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 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 00:20:22,293 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:20:22,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:22,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 00:20:22,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:22,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:22,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:22,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-13 00:20:22,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306181758] [2021-03-13 00:20:22,584 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-13 00:20:22,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:22,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-13 00:20:22,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-13 00:20:22,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:22,592 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:22,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 13 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:22,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:22,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:22,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:22,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:22,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:22,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:22,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:22,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:22,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:22,983 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-13 00:20:22,984 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:22,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:22,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1896196762, now seen corresponding path program 3 times [2021-03-13 00:20:22,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:22,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344497035] [2021-03-13 00:20:22,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:23,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344497035] [2021-03-13 00:20:23,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736583913] [2021-03-13 00:20:23,090 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 00:20:23,129 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-13 00:20:23,129 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:23,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 15 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:23,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:23,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:23,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2021-03-13 00:20:23,314 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:23,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:23,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2021-03-13 00:20:23,319 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:23,330 INFO L628 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2021-03-13 00:20:23,331 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:23,331 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:90, output treesize:23 [2021-03-13 00:20:23,352 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 11 treesize of output 7 [2021-03-13 00:20:23,353 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:23,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:20:23,358 INFO L518 ElimStorePlain]: Eliminatee C vanished before elimination [2021-03-13 00:20:23,359 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:23,359 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:12 [2021-03-13 00:20:23,383 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:23,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:23,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-03-13 00:20:23,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531376628] [2021-03-13 00:20:23,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-13 00:20:23,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:23,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-13 00:20:23,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-03-13 00:20:23,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:23,387 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:23,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 14 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 00:20:23,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:23,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:23,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:23,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:23,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:23,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:23,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:23,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:23,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:23,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:23,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:23,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:23,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:23,723 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:23,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:23,724 INFO L82 PathProgramCache]: Analyzing trace with hash 908881059, now seen corresponding path program 4 times [2021-03-13 00:20:23,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:23,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257932190] [2021-03-13 00:20:23,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:24,165 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-03-13 00:20:24,323 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2021-03-13 00:20:24,449 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2021-03-13 00:20:24,607 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 53 [2021-03-13 00:20:24,608 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 00:20:24,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257932190] [2021-03-13 00:20:24,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995401100] [2021-03-13 00:20:24,608 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 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 00:20:24,631 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:20:24,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:24,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-13 00:20:24,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:25,384 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 00:20:25,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:25,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 16 [2021-03-13 00:20:25,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444927523] [2021-03-13 00:20:25,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-13 00:20:25,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:25,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-13 00:20:25,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-03-13 00:20:25,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:25,385 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:25,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 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 00:20:25,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:25,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:25,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:25,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:25,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:25,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:25,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:25,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:25,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:25,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:25,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:25,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:25,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:25,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:25,695 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-13 00:20:25,695 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:25,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:25,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1102597601, now seen corresponding path program 5 times [2021-03-13 00:20:25,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:25,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755599860] [2021-03-13 00:20:25,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:25,921 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 00:20:25,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755599860] [2021-03-13 00:20:25,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549322441] [2021-03-13 00:20:25,922 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 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 00:20:25,957 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 00:20:25,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:25,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 00:20:25,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:26,615 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 00:20:26,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:26,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 18 [2021-03-13 00:20:26,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002692639] [2021-03-13 00:20:26,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-13 00:20:26,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:26,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-13 00:20:26,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2021-03-13 00:20:26,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:26,616 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:26,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:26,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:26,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:26,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:26,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:26,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:26,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:26,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:26,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:26,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:26,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:27,071 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-13 00:20:27,071 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:27,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:27,072 INFO L82 PathProgramCache]: Analyzing trace with hash -766604042, now seen corresponding path program 6 times [2021-03-13 00:20:27,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:27,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158240933] [2021-03-13 00:20:27,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:27,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158240933] [2021-03-13 00:20:27,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158630852] [2021-03-13 00:20:27,259 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 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 00:20:27,281 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 00:20:27,281 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:27,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 00:20:27,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:27,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:27,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:27,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:27,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 32 [2021-03-13 00:20:27,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:27,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:27,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:27,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2021-03-13 00:20:27,635 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:27,646 INFO L628 ElimStorePlain]: treesize reduction 5, result has 86.5 percent of original size [2021-03-13 00:20:27,647 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:27,647 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:134, output treesize:32 [2021-03-13 00:20:27,737 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:27,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:27,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 20 [2021-03-13 00:20:27,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882904644] [2021-03-13 00:20:27,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-13 00:20:27,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:27,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-13 00:20:27,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=374, Unknown=0, NotChecked=0, Total=420 [2021-03-13 00:20:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:27,738 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:27,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.8095238095238095) internal successors, (38), 20 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 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:28,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:28,520 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-13 00:20:28,520 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:28,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:28,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1566517011, now seen corresponding path program 7 times [2021-03-13 00:20:28,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:28,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765868583] [2021-03-13 00:20:28,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:29,026 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2021-03-13 00:20:29,206 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2021-03-13 00:20:29,400 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 42 [2021-03-13 00:20:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:29,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765868583] [2021-03-13 00:20:29,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117638033] [2021-03-13 00:20:29,632 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 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 00:20:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:29,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 00:20:29,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:30,424 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2021-03-13 00:20:30,577 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2021-03-13 00:20:30,847 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2021-03-13 00:20:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:31,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:31,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2021-03-13 00:20:31,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155723431] [2021-03-13 00:20:31,078 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 00:20:31,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:31,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 00:20:31,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=453, Unknown=0, NotChecked=0, Total=506 [2021-03-13 00:20:31,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:31,078 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:31,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.7272727272727273) internal successors, (38), 22 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:31,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:31,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:31,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:31,408 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:31,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:31,409 INFO L82 PathProgramCache]: Analyzing trace with hash 139973909, now seen corresponding path program 8 times [2021-03-13 00:20:31,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:31,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024274064] [2021-03-13 00:20:31,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:31,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024274064] [2021-03-13 00:20:31,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478308659] [2021-03-13 00:20:31,966 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 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 00:20:31,990 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:20:31,991 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:31,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 00:20:31,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:32,732 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 73 [2021-03-13 00:20:32,958 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-03-13 00:20:33,198 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-03-13 00:20:33,487 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 83 [2021-03-13 00:20:33,751 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 00:20:33,987 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-03-13 00:20:34,005 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:34,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:34,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 25 [2021-03-13 00:20:34,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677478121] [2021-03-13 00:20:34,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 00:20:34,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:34,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 00:20:34,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2021-03-13 00:20:34,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:34,006 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:34,006 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:34,384 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2021-03-13 00:20:34,916 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 41 [2021-03-13 00:20:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:35,215 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-03-13 00:20:35,215 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:35,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:35,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1526448984, now seen corresponding path program 9 times [2021-03-13 00:20:35,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:35,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907363592] [2021-03-13 00:20:35,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:35,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907363592] [2021-03-13 00:20:35,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328775987] [2021-03-13 00:20:35,404 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 00:20:35,434 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-13 00:20:35,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:35,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-13 00:20:35,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:36,124 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-03-13 00:20:36,524 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2021-03-13 00:20:36,870 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 155 [2021-03-13 00:20:37,254 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 156 [2021-03-13 00:20:37,796 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 158 [2021-03-13 00:20:38,281 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 161 [2021-03-13 00:20:38,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 47 [2021-03-13 00:20:38,383 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:38,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 48 [2021-03-13 00:20:38,417 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:38,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 48 [2021-03-13 00:20:38,451 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:38,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 47 [2021-03-13 00:20:38,493 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:38,858 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 147 [2021-03-13 00:20:38,859 INFO L628 ElimStorePlain]: treesize reduction 428, result has 53.2 percent of original size [2021-03-13 00:20:38,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,885 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 64 treesize of output 42 [2021-03-13 00:20:38,887 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:38,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 48 [2021-03-13 00:20:38,915 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:38,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 49 [2021-03-13 00:20:38,942 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:38,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:38,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:38,954 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 63 treesize of output 41 [2021-03-13 00:20:38,956 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:39,062 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-13 00:20:39,062 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:20:39,067 INFO L550 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2021-03-13 00:20:39,067 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 10 variables, input treesize:1113, output treesize:281 [2021-03-13 00:20:39,417 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:39,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:39,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 27 [2021-03-13 00:20:39,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076400422] [2021-03-13 00:20:39,418 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-13 00:20:39,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:39,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-13 00:20:39,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2021-03-13 00:20:39,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:39,420 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:39,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.5714285714285714) internal successors, (44), 27 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 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:39,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:40,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:40,640 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:20:40,640 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:40,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:40,641 INFO L82 PathProgramCache]: Analyzing trace with hash -479280714, now seen corresponding path program 10 times [2021-03-13 00:20:40,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:40,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054278853] [2021-03-13 00:20:40,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:41,000 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:41,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054278853] [2021-03-13 00:20:41,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111200437] [2021-03-13 00:20:41,000 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 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 00:20:41,025 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:20:41,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:41,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-13 00:20:41,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:41,612 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-03-13 00:20:41,894 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2021-03-13 00:20:42,253 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 155 [2021-03-13 00:20:42,657 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 156 [2021-03-13 00:20:42,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 69 [2021-03-13 00:20:42,835 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:42,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 68 [2021-03-13 00:20:42,859 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:42,984 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 84 [2021-03-13 00:20:42,985 INFO L628 ElimStorePlain]: treesize reduction 222, result has 44.8 percent of original size [2021-03-13 00:20:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:42,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:42,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:43,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 62 [2021-03-13 00:20:43,005 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:43,038 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:20:43,045 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2021-03-13 00:20:43,045 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:513, output treesize:129 [2021-03-13 00:20:43,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:43,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:43,682 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 56 treesize of output 36 [2021-03-13 00:20:43,684 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:43,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:20:43,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:20:43,692 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 53 treesize of output 35 [2021-03-13 00:20:43,694 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:20:43,717 INFO L628 ElimStorePlain]: treesize reduction 59, result has 23.4 percent of original size [2021-03-13 00:20:43,717 INFO L518 ElimStorePlain]: Eliminatee C vanished before elimination [2021-03-13 00:20:43,718 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:20:43,718 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:163, output treesize:9 [2021-03-13 00:20:43,761 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:43,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:43,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 31 [2021-03-13 00:20:43,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836735051] [2021-03-13 00:20:43,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-03-13 00:20:43,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:43,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-03-13 00:20:43,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=897, Unknown=0, NotChecked=0, Total=992 [2021-03-13 00:20:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:43,764 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:43,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 1.5) internal successors, (48), 31 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:44,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:45,111 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2021-03-13 00:20:45,111 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:45,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:45,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1883605587, now seen corresponding path program 11 times [2021-03-13 00:20:45,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:45,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262973584] [2021-03-13 00:20:45,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:45,942 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 64 [2021-03-13 00:20:46,116 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2021-03-13 00:20:46,299 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 55 [2021-03-13 00:20:46,490 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2021-03-13 00:20:46,649 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 43 [2021-03-13 00:20:46,908 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:46,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262973584] [2021-03-13 00:20:46,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274862615] [2021-03-13 00:20:46,908 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 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 00:20:46,935 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-13 00:20:46,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:46,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-13 00:20:46,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:47,515 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-03-13 00:20:47,735 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-03-13 00:20:47,920 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-03-13 00:20:48,112 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-03-13 00:20:48,364 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-03-13 00:20:48,655 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 95 [2021-03-13 00:20:48,893 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 95 [2021-03-13 00:20:49,144 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 98 [2021-03-13 00:20:49,392 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 96 [2021-03-13 00:20:49,836 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 121 [2021-03-13 00:20:50,269 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 123 [2021-03-13 00:20:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:50,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:50,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 33 [2021-03-13 00:20:50,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070177641] [2021-03-13 00:20:50,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-03-13 00:20:50,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:50,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-03-13 00:20:50,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=1107, Unknown=0, NotChecked=0, Total=1190 [2021-03-13 00:20:50,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:50,318 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:50,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 34 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 00:20:50,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:50,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:50,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:50,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:50,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:50,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:50,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:50,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:50,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:50,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:50,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:50,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:50,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:50,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:50,948 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable136 [2021-03-13 00:20:50,948 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:50,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:50,948 INFO L82 PathProgramCache]: Analyzing trace with hash -414175531, now seen corresponding path program 12 times [2021-03-13 00:20:50,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:50,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666689551] [2021-03-13 00:20:50,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:51,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666689551] [2021-03-13 00:20:51,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774662939] [2021-03-13 00:20:51,456 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 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 00:20:51,485 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-13 00:20:51,485 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:20:51,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-13 00:20:51,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:20:52,287 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 162 [2021-03-13 00:20:52,637 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 169 [2021-03-13 00:20:53,026 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 172 [2021-03-13 00:20:53,473 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 177 [2021-03-13 00:20:53,946 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 177 [2021-03-13 00:20:54,704 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 179 [2021-03-13 00:20:55,414 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 179 [2021-03-13 00:20:56,239 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 178 [2021-03-13 00:20:56,972 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 176 [2021-03-13 00:20:57,691 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 168 [2021-03-13 00:20:58,373 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 167 [2021-03-13 00:20:58,466 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:58,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:20:58,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 35 [2021-03-13 00:20:58,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991227423] [2021-03-13 00:20:58,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-03-13 00:20:58,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:20:58,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-03-13 00:20:58,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1232, Unknown=0, NotChecked=0, Total=1332 [2021-03-13 00:20:58,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:58,467 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:20:58,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 36 states have internal predecessors, (52), 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 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:58,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:58,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:58,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:20:59,107 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:20:59,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:20:59,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:20:59,575 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2021-03-13 00:20:59,575 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:20:59,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:20:59,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1776674586, now seen corresponding path program 13 times [2021-03-13 00:20:59,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:20:59,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660185208] [2021-03-13 00:20:59,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:20:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:20:59,974 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:20:59,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660185208] [2021-03-13 00:20:59,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043936276] [2021-03-13 00:20:59,974 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 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 00:21:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:00,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-13 00:21:00,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:00,788 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 162 [2021-03-13 00:21:01,144 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 169 [2021-03-13 00:21:01,604 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 172 [2021-03-13 00:21:02,078 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 177 [2021-03-13 00:21:02,557 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 177 [2021-03-13 00:21:02,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 15 disjoint index pairs (out of 66 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 82 [2021-03-13 00:21:02,771 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:02,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 15 disjoint index pairs (out of 66 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 81 [2021-03-13 00:21:02,812 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:02,973 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 99 [2021-03-13 00:21:02,974 INFO L628 ElimStorePlain]: treesize reduction 263, result has 44.9 percent of original size [2021-03-13 00:21:02,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:02,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:03,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 15 disjoint index pairs (out of 55 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 77 [2021-03-13 00:21:03,001 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:03,036 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:21:03,043 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2021-03-13 00:21:03,043 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:601, output treesize:151 [2021-03-13 00:21:03,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:03,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:03,904 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 64 treesize of output 42 [2021-03-13 00:21:03,907 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:03,919 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 67 treesize of output 43 [2021-03-13 00:21:03,922 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:03,946 INFO L628 ElimStorePlain]: treesize reduction 59, result has 23.4 percent of original size [2021-03-13 00:21:03,946 INFO L518 ElimStorePlain]: Eliminatee C vanished before elimination [2021-03-13 00:21:03,947 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:21:03,947 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:185, output treesize:9 [2021-03-13 00:21:03,980 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:03,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:03,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 35 [2021-03-13 00:21:03,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813906234] [2021-03-13 00:21:03,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-03-13 00:21:03,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:03,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-03-13 00:21:03,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1151, Unknown=0, NotChecked=0, Total=1260 [2021-03-13 00:21:03,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:03,982 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:03,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 35 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 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:05,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:05,775 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:05,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:05,775 INFO L82 PathProgramCache]: Analyzing trace with hash 319101219, now seen corresponding path program 14 times [2021-03-13 00:21:05,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:05,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502172068] [2021-03-13 00:21:05,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:06,248 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2021-03-13 00:21:06,492 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2021-03-13 00:21:06,972 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 80 [2021-03-13 00:21:07,152 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2021-03-13 00:21:07,321 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2021-03-13 00:21:07,503 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-03-13 00:21:07,725 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2021-03-13 00:21:07,892 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2021-03-13 00:21:08,055 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2021-03-13 00:21:08,227 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 49 [2021-03-13 00:21:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:08,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502172068] [2021-03-13 00:21:08,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317041117] [2021-03-13 00:21:08,228 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 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 00:21:08,263 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:21:08,263 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:08,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-13 00:21:08,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:09,681 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-03-13 00:21:09,869 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2021-03-13 00:21:10,072 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-03-13 00:21:10,260 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-03-13 00:21:10,446 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-03-13 00:21:10,634 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-03-13 00:21:10,829 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-03-13 00:21:11,046 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2021-03-13 00:21:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:11,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:11,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 40 [2021-03-13 00:21:11,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982698785] [2021-03-13 00:21:11,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-03-13 00:21:11,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:11,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-03-13 00:21:11,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1601, Unknown=0, NotChecked=0, Total=1722 [2021-03-13 00:21:11,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:11,226 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:11,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 41 states have internal predecessors, (58), 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 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:11,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:11,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:11,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:11,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:11,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:11,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:11,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:11,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:21:11,886 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:21:11,886 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:11,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:11,886 INFO L82 PathProgramCache]: Analyzing trace with hash 46375139, now seen corresponding path program 15 times [2021-03-13 00:21:11,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:11,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817682427] [2021-03-13 00:21:11,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:12,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817682427] [2021-03-13 00:21:12,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362381144] [2021-03-13 00:21:12,795 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 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 00:21:12,823 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-13 00:21:12,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:12,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-13 00:21:12,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:14,013 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2021-03-13 00:21:14,513 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 203 [2021-03-13 00:21:15,087 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2021-03-13 00:21:15,721 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 210 [2021-03-13 00:21:16,400 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 216 [2021-03-13 00:21:17,260 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2021-03-13 00:21:18,389 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 221 [2021-03-13 00:21:19,513 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 221 [2021-03-13 00:21:20,616 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 220 [2021-03-13 00:21:21,641 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 219 [2021-03-13 00:21:22,739 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 217 [2021-03-13 00:21:23,756 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 209 [2021-03-13 00:21:24,645 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2021-03-13 00:21:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:24,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:24,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22] total 42 [2021-03-13 00:21:24,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660958545] [2021-03-13 00:21:24,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-03-13 00:21:24,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:24,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-03-13 00:21:24,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=1716, Unknown=0, NotChecked=0, Total=1892 [2021-03-13 00:21:24,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:24,765 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:24,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 43 states have (on average 1.3953488372093024) internal successors, (60), 43 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:21:24,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:24,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:24,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:24,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:24,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:21:24,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:25,426 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 104 [2021-03-13 00:21:26,567 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 81 [2021-03-13 00:21:27,136 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-03-13 00:21:27,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:27,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:27,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:21:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:27,415 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable254 [2021-03-13 00:21:27,415 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:27,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:27,415 INFO L82 PathProgramCache]: Analyzing trace with hash -471454444, now seen corresponding path program 16 times [2021-03-13 00:21:27,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:27,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505177929] [2021-03-13 00:21:27,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 1 proven. 100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 00:21:28,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505177929] [2021-03-13 00:21:28,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789858710] [2021-03-13 00:21:28,007 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 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 00:21:28,032 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:21:28,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:28,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 00:21:28,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:29,060 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 179 [2021-03-13 00:21:29,480 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 186 [2021-03-13 00:21:29,996 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2021-03-13 00:21:30,643 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 194 [2021-03-13 00:21:31,312 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2021-03-13 00:21:32,073 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2021-03-13 00:21:32,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,387 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 96 [2021-03-13 00:21:32,398 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:32,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 97 [2021-03-13 00:21:32,452 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:32,619 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2021-03-13 00:21:32,619 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:21:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 95 [2021-03-13 00:21:32,716 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:32,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:32,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:32,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 96 [2021-03-13 00:21:32,762 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:32,869 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-03-13 00:21:32,869 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:21:32,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2021-03-13 00:21:32,885 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:669, output treesize:368 [2021-03-13 00:21:35,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:35,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:35,285 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 75 treesize of output 49 [2021-03-13 00:21:35,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:35,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:35,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:35,301 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 78 treesize of output 50 [2021-03-13 00:21:35,303 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:35,331 INFO L628 ElimStorePlain]: treesize reduction 59, result has 23.4 percent of original size [2021-03-13 00:21:35,331 INFO L518 ElimStorePlain]: Eliminatee C vanished before elimination [2021-03-13 00:21:35,335 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:21:35,335 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:207, output treesize:9 [2021-03-13 00:21:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 00:21:35,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:35,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 43 [2021-03-13 00:21:35,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353718294] [2021-03-13 00:21:35,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-03-13 00:21:35,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:35,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-03-13 00:21:35,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=1759, Unknown=0, NotChecked=0, Total=1892 [2021-03-13 00:21:35,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:35,401 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:35,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 43 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:36,208 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-03-13 00:21:36,723 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 184 [2021-03-13 00:21:37,195 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 191 [2021-03-13 00:21:37,784 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2021-03-13 00:21:38,517 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2021-03-13 00:21:39,372 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2021-03-13 00:21:40,224 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 207 [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:42,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:42,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:42,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:21:42,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:42,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:42,518 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable278 [2021-03-13 00:21:42,518 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:42,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:42,518 INFO L82 PathProgramCache]: Analyzing trace with hash 2126219957, now seen corresponding path program 17 times [2021-03-13 00:21:42,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:42,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616189689] [2021-03-13 00:21:42,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:43,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616189689] [2021-03-13 00:21:43,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [963692163] [2021-03-13 00:21:43,242 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 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 00:21:43,270 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-13 00:21:43,270 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:21:43,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-13 00:21:43,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:21:44,698 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2021-03-13 00:21:45,220 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 203 [2021-03-13 00:21:45,906 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2021-03-13 00:21:46,705 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 210 [2021-03-13 00:21:47,526 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 216 [2021-03-13 00:21:48,404 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2021-03-13 00:21:49,364 WARN L205 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2021-03-13 00:21:49,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,712 INFO L244 Elim1Store]: Index analysis took 125 ms [2021-03-13 00:21:49,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 28 disjoint index pairs (out of 120 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 110 [2021-03-13 00:21:49,714 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:49,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:49,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:49,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 28 disjoint index pairs (out of 120 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 109 [2021-03-13 00:21:49,787 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:50,040 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2021-03-13 00:21:50,040 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:21:50,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,185 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-03-13 00:21:50,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 28 disjoint index pairs (out of 120 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 111 [2021-03-13 00:21:50,189 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:50,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:50,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:50,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 28 disjoint index pairs (out of 120 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 110 [2021-03-13 00:21:50,254 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:50,385 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-03-13 00:21:50,385 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:21:50,403 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2021-03-13 00:21:50,403 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:757, output treesize:412 [2021-03-13 00:21:51,427 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 58 [2021-03-13 00:21:53,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:53,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:53,135 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 89 treesize of output 57 [2021-03-13 00:21:53,138 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:53,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:21:53,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:21:53,163 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 86 treesize of output 56 [2021-03-13 00:21:53,167 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:21:53,203 INFO L628 ElimStorePlain]: treesize reduction 59, result has 23.4 percent of original size [2021-03-13 00:21:53,203 INFO L518 ElimStorePlain]: Eliminatee C vanished before elimination [2021-03-13 00:21:53,205 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:21:53,205 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:229, output treesize:9 [2021-03-13 00:21:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:21:53,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:21:53,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 47 [2021-03-13 00:21:53,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149340326] [2021-03-13 00:21:53,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-03-13 00:21:53,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:21:53,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-03-13 00:21:53,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=2093, Unknown=0, NotChecked=0, Total=2256 [2021-03-13 00:21:53,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:53,255 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:21:53,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 1.2708333333333333) internal successors, (61), 47 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:21:54,103 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 66 [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:21:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:21:57,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:21:57,750 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable347 [2021-03-13 00:21:57,751 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:21:57,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:21:57,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1049747764, now seen corresponding path program 18 times [2021-03-13 00:21:57,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:21:57,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506343860] [2021-03-13 00:21:57,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:21:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:21:58,331 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-03-13 00:21:58,815 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2021-03-13 00:22:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:00,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506343860] [2021-03-13 00:22:00,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025684690] [2021-03-13 00:22:00,222 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 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 00:22:00,253 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-03-13 00:22:00,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:22:00,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 33 conjunts are in the unsatisfiable core [2021-03-13 00:22:00,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:22:01,581 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-03-13 00:22:01,871 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-03-13 00:22:02,184 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2021-03-13 00:22:02,520 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2021-03-13 00:22:02,867 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-03-13 00:22:03,235 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 116 [2021-03-13 00:22:03,621 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2021-03-13 00:22:04,097 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-03-13 00:22:05,296 WARN L205 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 154 [2021-03-13 00:22:07,201 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 432 DAG size of output: 241 [2021-03-13 00:22:08,731 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 432 DAG size of output: 241 [2021-03-13 00:22:10,135 WARN L205 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 241 [2021-03-13 00:22:11,715 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 432 DAG size of output: 241 [2021-03-13 00:22:13,176 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 432 DAG size of output: 241 [2021-03-13 00:22:14,742 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 431 DAG size of output: 244 [2021-03-13 00:22:16,321 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 433 DAG size of output: 242 [2021-03-13 00:22:17,933 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 432 DAG size of output: 236 [2021-03-13 00:22:19,506 WARN L205 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 235 [2021-03-13 00:22:19,548 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:19,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:22:19,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 53 [2021-03-13 00:22:19,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199189713] [2021-03-13 00:22:19,549 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-03-13 00:22:19,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:22:19,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-03-13 00:22:19,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=2751, Unknown=0, NotChecked=0, Total=2970 [2021-03-13 00:22:19,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:19,550 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:22:19,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 55 states, 54 states have (on average 1.2962962962962963) internal successors, (70), 54 states have internal predecessors, (70), 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 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:22:19,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:23,594 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 99 [2021-03-13 00:22:24,759 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-03-13 00:22:25,221 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2021-03-13 00:22:25,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:25,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:25,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:25,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:25,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:22:25,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:25,482 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable426 [2021-03-13 00:22:25,482 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:22:25,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:22:25,483 INFO L82 PathProgramCache]: Analyzing trace with hash -832360237, now seen corresponding path program 19 times [2021-03-13 00:22:25,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:22:25,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063867132] [2021-03-13 00:22:25,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:22:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:27,039 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2021-03-13 00:22:27,333 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-03-13 00:22:27,630 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-03-13 00:22:27,976 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-03-13 00:22:28,279 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2021-03-13 00:22:28,581 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-03-13 00:22:28,895 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2021-03-13 00:22:29,234 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2021-03-13 00:22:29,546 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2021-03-13 00:22:29,888 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2021-03-13 00:22:30,238 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 46 [2021-03-13 00:22:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:30,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063867132] [2021-03-13 00:22:30,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705914969] [2021-03-13 00:22:30,240 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 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 00:22:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:30,271 WARN L261 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 37 conjunts are in the unsatisfiable core [2021-03-13 00:22:30,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:22:32,227 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-03-13 00:22:32,809 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-03-13 00:22:33,435 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-03-13 00:22:34,070 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-03-13 00:22:34,784 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 125 [2021-03-13 00:22:35,449 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 129 [2021-03-13 00:22:36,139 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 132 [2021-03-13 00:22:36,891 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 134 [2021-03-13 00:22:37,610 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2021-03-13 00:22:38,598 WARN L205 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 141 [2021-03-13 00:22:39,556 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 145 [2021-03-13 00:22:40,379 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 145 [2021-03-13 00:22:41,201 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 145 [2021-03-13 00:22:42,003 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 145 [2021-03-13 00:22:42,793 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 145 [2021-03-13 00:22:43,670 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 144 [2021-03-13 00:22:44,567 WARN L205 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 146 [2021-03-13 00:22:45,793 WARN L205 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 163 [2021-03-13 00:22:46,578 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2021-03-13 00:22:47,329 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-03-13 00:22:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:47,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:22:47,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 30] total 58 [2021-03-13 00:22:47,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621371790] [2021-03-13 00:22:47,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-03-13 00:22:47,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:22:47,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-03-13 00:22:47,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=3393, Unknown=0, NotChecked=0, Total=3540 [2021-03-13 00:22:47,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:47,378 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:22:47,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 60 states, 59 states have (on average 1.2542372881355932) internal successors, (74), 59 states have internal predecessors, (74), 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 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:47,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:47,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:22:47,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:47,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:47,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:22:47,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:47,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:22:49,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:22:49,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:22:49,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:22:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:22:49,480 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable453,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:22:49,480 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:22:49,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:22:49,480 INFO L82 PathProgramCache]: Analyzing trace with hash 354493013, now seen corresponding path program 20 times [2021-03-13 00:22:49,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:22:49,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219672938] [2021-03-13 00:22:49,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:22:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:22:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:22:51,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219672938] [2021-03-13 00:22:51,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121711862] [2021-03-13 00:22:51,370 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 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 00:22:51,402 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:22:51,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:22:51,403 WARN L261 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 35 conjunts are in the unsatisfiable core [2021-03-13 00:22:51,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:22:54,276 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2021-03-13 00:22:55,233 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2021-03-13 00:22:56,257 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 240 [2021-03-13 00:22:57,466 WARN L205 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2021-03-13 00:22:58,741 WARN L205 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 248 [2021-03-13 00:23:00,091 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 255 DAG size of output: 252 [2021-03-13 00:23:01,473 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 259 DAG size of output: 256 [2021-03-13 00:23:03,077 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 263 DAG size of output: 260 [2021-03-13 00:23:04,813 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 265 DAG size of output: 262 [2021-03-13 00:23:06,917 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 471 DAG size of output: 264 [2021-03-13 00:23:09,232 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 471 DAG size of output: 268 [2021-03-13 00:23:11,291 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 475 DAG size of output: 268 [2021-03-13 00:23:13,580 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 475 DAG size of output: 268 [2021-03-13 00:23:15,865 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 475 DAG size of output: 268 [2021-03-13 00:23:18,001 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 475 DAG size of output: 268 [2021-03-13 00:23:20,196 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 474 DAG size of output: 267 [2021-03-13 00:23:22,311 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 472 DAG size of output: 265 [2021-03-13 00:23:24,490 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 457 DAG size of output: 252 [2021-03-13 00:23:26,484 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 254 DAG size of output: 251 [2021-03-13 00:23:26,609 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:26,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:23:26,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 59 [2021-03-13 00:23:26,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373398607] [2021-03-13 00:23:26,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-03-13 00:23:26,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:23:26,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-03-13 00:23:26,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=3492, Unknown=0, NotChecked=0, Total=3660 [2021-03-13 00:23:26,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:26,611 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:23:26,611 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 61 states, 60 states have (on average 1.2666666666666666) internal successors, (76), 60 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:23:26,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:26,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:26,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:23:26,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:29,458 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2021-03-13 00:23:31,236 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:23:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:23:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:23:34,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:23:35,018 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable488 [2021-03-13 00:23:35,018 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:23:35,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:23:35,019 INFO L82 PathProgramCache]: Analyzing trace with hash -202154906, now seen corresponding path program 21 times [2021-03-13 00:23:35,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:23:35,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66971214] [2021-03-13 00:23:35,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:23:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:23:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:37,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66971214] [2021-03-13 00:23:37,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287231528] [2021-03-13 00:23:37,172 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 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 00:23:37,225 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-03-13 00:23:37,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:23:37,226 WARN L261 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 38 conjunts are in the unsatisfiable core [2021-03-13 00:23:37,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:23:37,848 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-03-13 00:23:38,073 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-03-13 00:23:38,299 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-03-13 00:23:38,528 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-03-13 00:23:38,772 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-03-13 00:23:39,037 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-03-13 00:23:39,331 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-03-13 00:23:39,984 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2021-03-13 00:23:40,268 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-03-13 00:23:40,547 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-03-13 00:23:41,062 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-03-13 00:23:41,397 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2021-03-13 00:23:41,718 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2021-03-13 00:23:42,046 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-03-13 00:23:42,466 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 85 [2021-03-13 00:23:42,863 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:43,268 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:43,679 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:44,061 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:44,500 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:44,952 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:45,389 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:45,826 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-03-13 00:23:45,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 51 [2021-03-13 00:23:45,910 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:23:45,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 51 [2021-03-13 00:23:45,970 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:23:46,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 52 [2021-03-13 00:23:46,032 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:23:46,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 52 [2021-03-13 00:23:46,045 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 00:23:46,298 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2021-03-13 00:23:46,298 INFO L628 ElimStorePlain]: treesize reduction 6, result has 96.8 percent of original size [2021-03-13 00:23:46,300 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 00:23:46,300 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:659, output treesize:184 [2021-03-13 00:23:46,587 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 00:23:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:46,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:23:46,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 62 [2021-03-13 00:23:46,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907743634] [2021-03-13 00:23:46,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-03-13 00:23:46,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:23:46,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-03-13 00:23:46,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=236, Invalid=3670, Unknown=0, NotChecked=0, Total=3906 [2021-03-13 00:23:46,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:46,628 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:23:46,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 1.2698412698412698) internal successors, (80), 62 states have internal predecessors, (80), 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 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:23:46,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:23:49,499 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 68 [2021-03-13 00:23:49,824 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 53 [2021-03-13 00:23:50,079 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 48 [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:23:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:23:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:23:51,363 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable522,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:23:51,363 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:23:51,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:23:51,364 INFO L82 PathProgramCache]: Analyzing trace with hash -478134412, now seen corresponding path program 22 times [2021-03-13 00:23:51,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:23:51,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094970462] [2021-03-13 00:23:51,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:23:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:23:52,289 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2021-03-13 00:23:52,692 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2021-03-13 00:23:54,699 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-03-13 00:23:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:23:55,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094970462] [2021-03-13 00:23:55,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448647545] [2021-03-13 00:23:55,456 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 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 00:23:55,490 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:23:55,490 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:23:55,491 WARN L261 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 39 conjunts are in the unsatisfiable core [2021-03-13 00:23:55,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:23:57,040 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:23:57,330 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:23:57,674 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:23:57,984 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:23:58,868 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-13 00:23:59,696 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-03-13 00:24:00,617 WARN L205 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 123 [2021-03-13 00:24:01,597 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 127 [2021-03-13 00:24:02,619 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 129 [2021-03-13 00:24:03,670 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 134 [2021-03-13 00:24:04,877 WARN L205 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2021-03-13 00:24:06,140 WARN L205 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2021-03-13 00:24:07,381 WARN L205 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2021-03-13 00:24:08,724 WARN L205 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 144 [2021-03-13 00:24:10,415 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 138 [2021-03-13 00:24:14,480 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 506 DAG size of output: 288 [2021-03-13 00:24:18,006 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 510 DAG size of output: 288 [2021-03-13 00:24:21,536 WARN L205 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 510 DAG size of output: 288 [2021-03-13 00:24:24,930 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 510 DAG size of output: 288 [2021-03-13 00:24:28,506 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 510 DAG size of output: 288 [2021-03-13 00:24:32,215 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 510 DAG size of output: 288 [2021-03-13 00:24:36,012 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 510 DAG size of output: 288 [2021-03-13 00:24:39,640 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 509 DAG size of output: 291 [2021-03-13 00:24:43,502 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 511 DAG size of output: 289 [2021-03-13 00:24:47,484 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 507 DAG size of output: 278 [2021-03-13 00:24:50,625 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 280 DAG size of output: 277 [2021-03-13 00:24:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:24:50,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:24:50,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 65 [2021-03-13 00:24:50,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413898693] [2021-03-13 00:24:50,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-03-13 00:24:50,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:24:50,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-03-13 00:24:50,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=4160, Unknown=0, NotChecked=0, Total=4422 [2021-03-13 00:24:50,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:24:50,925 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:24:50,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 67 states, 66 states have (on average 1.2424242424242424) internal successors, (82), 66 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:24:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:24:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:24:56,610 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-03-13 00:25:01,934 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:25:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:25:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:25:02,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:25:02,257 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable543 [2021-03-13 00:25:02,257 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:25:02,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:25:02,257 INFO L82 PathProgramCache]: Analyzing trace with hash -141921261, now seen corresponding path program 23 times [2021-03-13 00:25:02,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:25:02,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076425367] [2021-03-13 00:25:02,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:25:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:25:03,153 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2021-03-13 00:25:03,335 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2021-03-13 00:25:03,525 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-03-13 00:25:03,731 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-03-13 00:25:03,960 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-03-13 00:25:04,197 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2021-03-13 00:25:04,500 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-03-13 00:25:04,785 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-03-13 00:25:05,042 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-03-13 00:25:05,302 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2021-03-13 00:25:05,542 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2021-03-13 00:25:06,245 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2021-03-13 00:25:07,062 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2021-03-13 00:25:07,962 WARN L205 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 58 [2021-03-13 00:25:08,756 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2021-03-13 00:25:09,575 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2021-03-13 00:25:10,487 WARN L205 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2021-03-13 00:25:11,285 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2021-03-13 00:25:12,176 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 58 [2021-03-13 00:25:13,146 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2021-03-13 00:25:14,146 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 57 [2021-03-13 00:25:15,157 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 51 [2021-03-13 00:25:15,762 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2021-03-13 00:25:16,504 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2021-03-13 00:25:17,303 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 46 [2021-03-13 00:25:17,305 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:25:17,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076425367] [2021-03-13 00:25:17,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109067506] [2021-03-13 00:25:17,306 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 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 00:25:17,345 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-03-13 00:25:17,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:25:17,346 WARN L261 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 43 conjunts are in the unsatisfiable core [2021-03-13 00:25:17,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:25:18,327 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-03-13 00:25:18,696 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-13 00:25:19,049 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 00:25:19,437 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-03-13 00:25:19,847 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-13 00:25:20,245 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 00:25:20,726 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 00:25:21,182 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 00:25:21,680 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-13 00:25:23,053 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-03-13 00:25:24,383 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-13 00:25:25,846 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 129 DAG size of output: 127 [2021-03-13 00:25:27,525 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 133 DAG size of output: 131 [2021-03-13 00:25:29,035 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2021-03-13 00:25:30,583 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2021-03-13 00:25:32,205 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2021-03-13 00:25:33,866 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 149 DAG size of output: 147 [2021-03-13 00:25:35,786 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 152 DAG size of output: 150 [2021-03-13 00:25:37,873 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 154 DAG size of output: 152 [2021-03-13 00:25:39,837 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 155 DAG size of output: 153 [2021-03-13 00:25:41,996 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 183 DAG size of output: 156 [2021-03-13 00:25:44,205 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 183 DAG size of output: 160 [2021-03-13 00:25:46,468 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2021-03-13 00:25:48,764 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 191 DAG size of output: 160 [2021-03-13 00:25:50,836 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 191 DAG size of output: 164 [2021-03-13 00:25:52,962 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 195 DAG size of output: 164 [2021-03-13 00:25:55,113 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 195 DAG size of output: 168 [2021-03-13 00:25:57,239 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 199 DAG size of output: 168 [2021-03-13 00:25:59,370 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 198 DAG size of output: 171 [2021-03-13 00:26:01,311 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 200 DAG size of output: 169 [2021-03-13 00:26:04,169 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2021-03-13 00:26:05,946 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 190 [2021-03-13 00:26:08,990 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2021-03-13 00:26:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:26:09,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:26:09,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 71 [2021-03-13 00:26:09,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002438819] [2021-03-13 00:26:09,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-03-13 00:26:09,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:26:09,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-03-13 00:26:09,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=5078, Unknown=0, NotChecked=0, Total=5256 [2021-03-13 00:26:09,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:26:09,021 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:26:09,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 73 states, 72 states have (on average 1.1944444444444444) internal successors, (86), 72 states have internal predecessors, (86), 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 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:26:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:26:14,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:26:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:26:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:26:14,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable582,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:26:14,740 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:26:14,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:26:14,743 INFO L82 PathProgramCache]: Analyzing trace with hash 389659669, now seen corresponding path program 24 times [2021-03-13 00:26:14,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:26:14,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125687381] [2021-03-13 00:26:14,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:26:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:26:20,001 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 00:26:20,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125687381] [2021-03-13 00:26:20,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1487259848] [2021-03-13 00:26:20,002 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 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 00:26:20,035 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-03-13 00:26:20,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:26:20,036 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 41 conjunts are in the unsatisfiable core [2021-03-13 00:26:20,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:26:20,818 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-03-13 00:26:21,171 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:26:21,569 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:26:21,984 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:26:22,411 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:26:22,890 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:26:23,382 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:26:23,914 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:26:24,470 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:26:25,045 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:26:25,735 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-03-13 00:26:27,235 WARN L205 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 264 [2021-03-13 00:26:29,253 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 274 DAG size of output: 271 [2021-03-13 00:26:30,980 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 279 DAG size of output: 276 [2021-03-13 00:26:32,985 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 283 DAG size of output: 280 [2021-03-13 00:26:35,197 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 287 DAG size of output: 284 [2021-03-13 00:26:37,735 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 289 DAG size of output: 286 [2021-03-13 00:26:40,157 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 295 DAG size of output: 292 [2021-03-13 00:26:42,895 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 299 DAG size of output: 296 [2021-03-13 00:26:46,008 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 303 DAG size of output: 300 [2021-03-13 00:26:49,238 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 306 DAG size of output: 303 [2021-03-13 00:26:52,468 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 306 DAG size of output: 303 [2021-03-13 00:26:57,559 WARN L205 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 543 DAG size of output: 305 [2021-03-13 00:27:02,735 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 543 DAG size of output: 305 [2021-03-13 00:27:08,388 WARN L205 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 543 DAG size of output: 305 [2021-03-13 00:27:13,996 WARN L205 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 543 DAG size of output: 309 [2021-03-13 00:27:19,805 WARN L205 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 547 DAG size of output: 309 [2021-03-13 00:27:25,783 WARN L205 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 547 DAG size of output: 309 [2021-03-13 00:27:32,439 WARN L205 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 547 DAG size of output: 309 [2021-03-13 00:27:38,992 WARN L205 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 547 DAG size of output: 309 [2021-03-13 00:27:46,222 WARN L205 SmtUtils]: Spent 5.14 s on a formula simplification. DAG size of input: 546 DAG size of output: 308 [2021-03-13 00:27:53,392 WARN L205 SmtUtils]: Spent 5.17 s on a formula simplification. DAG size of input: 544 DAG size of output: 306 [2021-03-13 00:27:59,679 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 528 DAG size of output: 294 [2021-03-13 00:28:05,525 WARN L205 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 296 DAG size of output: 293 [2021-03-13 00:28:05,849 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 00:28:05,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:28:05,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 71 [2021-03-13 00:28:05,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577536514] [2021-03-13 00:28:05,850 INFO L460 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-03-13 00:28:05,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:28:05,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-03-13 00:28:05,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=5054, Unknown=0, NotChecked=0, Total=5256 [2021-03-13 00:28:05,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:28:05,851 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:28:05,851 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 73 states, 72 states have (on average 1.2222222222222223) internal successors, (88), 72 states have internal predecessors, (88), 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 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:28:05,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:28:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:28:16,688 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 276 DAG size of output: 272 [2021-03-13 00:28:31,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:28:31,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:28:31,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:28:31,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:28:31,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:28:31,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:28:31,922 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable621 [2021-03-13 00:28:31,922 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:28:31,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:28:31,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1067348442, now seen corresponding path program 25 times [2021-03-13 00:28:31,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:28:31,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533518132] [2021-03-13 00:28:31,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:28:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:28:32,307 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:28:38,039 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-03-13 00:28:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:28:39,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533518132] [2021-03-13 00:28:39,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495625551] [2021-03-13 00:28:39,447 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 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 00:28:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:28:39,486 WARN L261 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 41 conjunts are in the unsatisfiable core [2021-03-13 00:28:39,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:28:40,023 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-03-13 00:28:40,481 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-03-13 00:28:41,062 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:28:41,637 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:28:42,251 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:28:42,918 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:28:43,645 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:28:44,417 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:28:45,268 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:28:46,088 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:28:47,061 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:28:47,991 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-03-13 00:28:50,287 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 267 DAG size of output: 264 [2021-03-13 00:28:52,930 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 274 DAG size of output: 271 [2021-03-13 00:28:55,342 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 279 DAG size of output: 276 [2021-03-13 00:28:58,229 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 283 DAG size of output: 280 [2021-03-13 00:29:00,916 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 287 DAG size of output: 284 [2021-03-13 00:29:04,317 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 289 DAG size of output: 286 [2021-03-13 00:29:07,570 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 295 DAG size of output: 292 [2021-03-13 00:29:10,926 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 299 DAG size of output: 296 [2021-03-13 00:29:14,571 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 303 DAG size of output: 300 [2021-03-13 00:29:19,017 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 306 DAG size of output: 303 [2021-03-13 00:29:23,321 WARN L205 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 306 DAG size of output: 303 [2021-03-13 00:29:24,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:24,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:24,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:25,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,073 INFO L244 Elim1Store]: Index analysis took 1980 ms [2021-03-13 00:29:26,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 66 disjoint index pairs (out of 276 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 166 [2021-03-13 00:29:26,085 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:26,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:26,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:26,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:27,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:27,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:27,003 INFO L244 Elim1Store]: Index analysis took 898 ms [2021-03-13 00:29:27,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 66 disjoint index pairs (out of 276 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 257 treesize of output 165 [2021-03-13 00:29:27,016 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:28,751 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 197 DAG size of output: 183 [2021-03-13 00:29:28,753 INFO L628 ElimStorePlain]: treesize reduction 461, result has 47.2 percent of original size [2021-03-13 00:29:28,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:28,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:28,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:28,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:29,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:29,567 INFO L244 Elim1Store]: Index analysis took 799 ms [2021-03-13 00:29:29,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 66 disjoint index pairs (out of 253 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 161 [2021-03-13 00:29:29,584 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:29,987 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-03-13 00:29:29,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:29:30,056 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2021-03-13 00:29:30,057 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:1129, output treesize:283 [2021-03-13 00:29:32,943 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:34,503 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:36,018 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:37,598 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:39,086 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:40,740 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:42,389 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:44,068 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:45,732 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-03-13 00:29:47,610 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 85 [2021-03-13 00:29:48,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:48,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:48,659 INFO L244 Elim1Store]: Index analysis took 515 ms [2021-03-13 00:29:48,662 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 130 treesize of output 84 [2021-03-13 00:29:48,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:48,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 00:29:48,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 00:29:48,938 INFO L244 Elim1Store]: Index analysis took 238 ms [2021-03-13 00:29:48,940 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 133 treesize of output 85 [2021-03-13 00:29:48,967 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 00:29:49,145 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 13 [2021-03-13 00:29:49,147 INFO L628 ElimStorePlain]: treesize reduction 59, result has 23.4 percent of original size [2021-03-13 00:29:49,147 INFO L518 ElimStorePlain]: Eliminatee C vanished before elimination [2021-03-13 00:29:49,152 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:29:49,152 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:317, output treesize:9 [2021-03-13 00:29:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:29:49,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:29:49,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 73 [2021-03-13 00:29:49,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386725658] [2021-03-13 00:29:49,769 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-03-13 00:29:49,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:29:49,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-03-13 00:29:49,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=5090, Unknown=0, NotChecked=0, Total=5402 [2021-03-13 00:29:49,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:29:49,770 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:29:49,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 1.2162162162162162) internal successors, (90), 73 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:29:49,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:29:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:30:17,672 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 87 [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:30:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:30:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:30:36,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 00:30:36,958 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable659,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:30:36,959 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:30:36,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:30:36,959 INFO L82 PathProgramCache]: Analyzing trace with hash 833375203, now seen corresponding path program 26 times [2021-03-13 00:30:36,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:30:36,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327589659] [2021-03-13 00:30:36,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:30:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:30:37,398 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2021-03-13 00:30:37,545 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:37,709 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:37,887 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:38,064 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:38,236 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:38,435 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:38,618 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:38,805 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2021-03-13 00:30:39,028 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2021-03-13 00:30:39,268 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2021-03-13 00:30:39,551 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2021-03-13 00:30:40,174 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2021-03-13 00:30:40,886 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2021-03-13 00:30:41,570 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-03-13 00:30:42,329 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-03-13 00:30:43,080 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2021-03-13 00:30:43,870 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-03-13 00:30:44,692 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2021-03-13 00:30:45,548 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2021-03-13 00:30:46,525 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-03-13 00:30:47,437 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2021-03-13 00:30:48,506 WARN L205 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2021-03-13 00:30:49,613 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-03-13 00:30:51,313 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 81 DAG size of output: 70 [2021-03-13 00:30:53,083 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2021-03-13 00:30:54,905 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2021-03-13 00:30:56,744 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2021-03-13 00:30:58,701 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2021-03-13 00:31:00,583 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2021-03-13 00:31:02,438 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2021-03-13 00:31:04,268 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 81 DAG size of output: 70 [2021-03-13 00:31:06,320 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2021-03-13 00:31:08,221 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2021-03-13 00:31:10,261 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2021-03-13 00:31:12,101 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2021-03-13 00:31:13,617 WARN L205 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2021-03-13 00:31:15,297 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2021-03-13 00:31:15,301 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:31:15,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327589659] [2021-03-13 00:31:15,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345439790] [2021-03-13 00:31:15,301 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 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 00:31:15,337 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:31:15,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:31:15,338 WARN L261 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 46 conjunts are in the unsatisfiable core [2021-03-13 00:31:15,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:31:16,177 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-03-13 00:31:16,975 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-03-13 00:31:17,846 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-03-13 00:31:18,750 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-03-13 00:31:19,624 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 00:31:20,543 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-03-13 00:31:21,552 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 00:31:22,665 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 00:31:23,751 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-13 00:31:24,989 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-13 00:31:26,194 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 00:31:27,615 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 00:31:30,047 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-03-13 00:31:32,516 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-03-13 00:31:34,915 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-03-13 00:31:37,463 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 132 DAG size of output: 130 [2021-03-13 00:31:40,049 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 136 DAG size of output: 134 [2021-03-13 00:31:42,727 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 140 DAG size of output: 138 [2021-03-13 00:31:45,598 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2021-03-13 00:31:48,544 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 148 DAG size of output: 146 [2021-03-13 00:31:51,493 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 152 DAG size of output: 150 [2021-03-13 00:31:54,466 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 156 DAG size of output: 154 [2021-03-13 00:31:57,828 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2021-03-13 00:32:01,081 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2021-03-13 00:32:04,621 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 184 DAG size of output: 158 [2021-03-13 00:32:08,346 WARN L205 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 184 DAG size of output: 158 [2021-03-13 00:32:11,815 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 184 DAG size of output: 162 [2021-03-13 00:32:15,492 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 188 DAG size of output: 162 [2021-03-13 00:32:19,274 WARN L205 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 188 DAG size of output: 166 [2021-03-13 00:32:23,005 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 192 DAG size of output: 170 [2021-03-13 00:32:26,693 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 196 DAG size of output: 174 [2021-03-13 00:32:30,556 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 200 DAG size of output: 178 [2021-03-13 00:32:34,247 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 204 DAG size of output: 178 [2021-03-13 00:32:38,028 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 203 DAG size of output: 177 [2021-03-13 00:32:41,667 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 205 DAG size of output: 179 [2021-03-13 00:32:47,837 WARN L205 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2021-03-13 00:32:56,787 WARN L205 SmtUtils]: Spent 7.26 s on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2021-03-13 00:33:05,990 WARN L205 SmtUtils]: Spent 7.19 s on a formula simplification. DAG size of input: 209 DAG size of output: 209 [2021-03-13 00:33:06,045 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:33:06,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:33:06,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 39] total 76 [2021-03-13 00:33:06,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340739936] [2021-03-13 00:33:06,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 78 states [2021-03-13 00:33:06,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:33:06,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2021-03-13 00:33:06,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=5814, Unknown=0, NotChecked=0, Total=6006 [2021-03-13 00:33:06,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:33:06,047 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:33:06,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 78 states, 77 states have (on average 1.1948051948051948) internal successors, (92), 77 states have internal predecessors, (92), 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 00:33:06,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:33:06,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:33:06,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:33:06,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:33:06,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-13 00:33:06,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:33:18,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-13 00:33:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 00:33:18,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:33:18,261 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable774 [2021-03-13 00:33:18,261 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:33:18,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:33:18,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1616440481, now seen corresponding path program 27 times [2021-03-13 00:33:18,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:33:18,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165238972] [2021-03-13 00:33:18,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:33:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:33:18,570 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:18,732 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:18,978 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:19,137 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:19,285 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:19,439 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:19,604 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:19,821 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2021-03-13 00:33:20,020 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:20,230 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:20,453 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2021-03-13 00:33:24,403 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-13 00:33:24,873 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:25,358 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:25,838 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:26,316 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:26,819 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:27,318 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:27,815 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:28,394 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-03-13 00:33:28,960 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-13 00:33:29,535 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-03-13 00:33:30,118 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-13 00:33:31,002 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 27 [2021-03-13 00:33:31,865 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 23 [2021-03-13 00:33:31,868 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:33:31,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165238972] [2021-03-13 00:33:31,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182756541] [2021-03-13 00:33:31,868 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 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 00:33:31,912 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-03-13 00:33:31,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:33:31,913 WARN L261 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 46 conjunts are in the unsatisfiable core [2021-03-13 00:33:31,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:33:32,747 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-03-13 00:33:33,506 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-03-13 00:33:34,393 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 00:33:35,314 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-13 00:33:36,326 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-13 00:33:37,428 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-03-13 00:33:38,505 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-13 00:33:39,564 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 00:33:40,618 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-13 00:33:41,740 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-13 00:33:42,908 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-13 00:33:44,129 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-13 00:33:45,432 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-03-13 00:33:49,606 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 284 DAG size of output: 281 [2021-03-13 00:33:52,547 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 291 DAG size of output: 288 [2021-03-13 00:33:55,606 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 296 DAG size of output: 293 [2021-03-13 00:33:58,829 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 300 DAG size of output: 297 [2021-03-13 00:34:02,289 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 304 DAG size of output: 301 [2021-03-13 00:34:06,186 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 307 DAG size of output: 304 [2021-03-13 00:34:09,947 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 311 DAG size of output: 308 [2021-03-13 00:34:14,468 WARN L205 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 316 DAG size of output: 313 [2021-03-13 00:34:18,855 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 320 DAG size of output: 317 [2021-03-13 00:34:23,487 WARN L205 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 324 DAG size of output: 321 [2021-03-13 00:34:28,489 WARN L205 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 327 DAG size of output: 324 [2021-03-13 00:34:33,924 WARN L205 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 327 DAG size of output: 324 [2021-03-13 00:34:41,979 WARN L205 SmtUtils]: Spent 4.92 s on a formula simplification. DAG size of input: 580 DAG size of output: 330 Received shutdown request... [2021-03-13 00:34:49,754 WARN L222 SmtUtils]: Removed 4 from assertion stack [2021-03-13 00:34:49,956 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable815,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:49,956 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 00:34:49,961 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 00:34:49,962 INFO L202 PluginConnector]: Adding new model array-eq-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 12:34:49 BasicIcfg [2021-03-13 00:34:49,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 00:34:49,962 INFO L168 Benchmark]: Toolchain (without parser) took 871614.56 ms. Allocated memory was 379.6 MB in the beginning and 660.6 MB in the end (delta: 281.0 MB). Free memory was 360.1 MB in the beginning and 360.6 MB in the end (delta: -522.8 kB). Peak memory consumption was 283.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:34:49,962 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 379.6 MB. Free memory was 361.3 MB in the beginning and 361.3 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 00:34:49,962 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.67 ms. Allocated memory is still 379.6 MB. Free memory was 359.6 MB in the beginning and 358.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:34:49,962 INFO L168 Benchmark]: Boogie Preprocessor took 11.08 ms. Allocated memory is still 379.6 MB. Free memory was 358.1 MB in the beginning and 357.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:34:49,962 INFO L168 Benchmark]: RCFGBuilder took 231.83 ms. Allocated memory is still 379.6 MB. Free memory was 357.0 MB in the beginning and 343.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-13 00:34:49,962 INFO L168 Benchmark]: TraceAbstraction took 871344.97 ms. Allocated memory was 379.6 MB in the beginning and 660.6 MB in the end (delta: 281.0 MB). Free memory was 343.4 MB in the beginning and 360.6 MB in the end (delta: -17.2 MB). Peak memory consumption was 266.3 MB. Max. memory is 16.0 GB. [2021-03-13 00:34:49,962 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 0.09 ms. Allocated memory is still 379.6 MB. Free memory was 361.3 MB in the beginning and 361.3 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.67 ms. Allocated memory is still 379.6 MB. Free memory was 359.6 MB in the beginning and 358.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 11.08 ms. Allocated memory is still 379.6 MB. Free memory was 358.1 MB in the beginning and 357.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 231.83 ms. Allocated memory is still 379.6 MB. Free memory was 357.0 MB in the beginning and 343.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 871344.97 ms. Allocated memory was 379.6 MB in the beginning and 660.6 MB in the end (delta: 281.0 MB). Free memory was 343.4 MB in the beginning and 360.6 MB in the end (delta: -17.2 MB). Peak memory consumption was 266.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 581.9ms, 39 PlacesBefore, 25 PlacesAfterwards, 35 TransitionsBefore, 18 TransitionsAfterwards, 378 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 15 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 3 ChoiceCompositions, 21 TotalNumberOfCompositions, 270 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 270, positive: 270, positive conditional: 0, positive unconditional: 270, 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: 208, positive: 208, positive conditional: 0, positive unconditional: 208, 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: 208, positive: 208, positive conditional: 0, positive unconditional: 208, 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: 270, positive: 62, positive conditional: 0, positive unconditional: 62, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 208, unknown conditional: 0, unknown unconditional: 208] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5994, positive: 4598, positive conditional: 4598, positive unconditional: 0, negative: 1396, negative conditional: 1396, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4598, positive: 4598, positive conditional: 4598, 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: 4598, positive: 4598, positive conditional: 0, positive unconditional: 4598, 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: 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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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] , 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: 4598, positive: 4574, positive conditional: 0, positive unconditional: 4574, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 24, unknown conditional: 0, unknown unconditional: 24] , Statistics on independence cache: Total cache size (in pairs): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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: 1396 - TimeoutResultAtElement [Line: 78]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 78). Cancelled while PartialOrderCegarLoop was analyzing trace of length 49 with TraceHistMax 13,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 584 for 4976ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 871217.7ms, OverallIterations: 30, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 607.1ms, PartialOrderReductionTime: 143605.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 465, 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: 173.9ms SsaConstructionTime, 922.7ms SatisfiabilityAnalysisTime, 627703.8ms InterpolantComputationTime, 1611 NumberOfCodeBlocks, 1611 NumberOfCodeBlocksAsserted, 109 NumberOfCheckSat, 1554 ConstructedInterpolants, 231 QuantifiedInterpolants, 307121 SizeOfPredicates, 146 NumberOfNonLiveVariables, 1668 ConjunctsInSsa, 719 ConjunctsInUnsatCore, 57 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4524 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